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      1 /*
      2  * debugXML.c : This is a set of routines used for debugging the tree
      3  *              produced by the XML parser.
      4  *
      5  * See Copyright for the status of this software.
      6  *
      7  * Daniel Veillard <daniel (at) veillard.com>
      8  */
      9 
     10 #define IN_LIBXML
     11 #include "libxml.h"
     12 #ifdef LIBXML_DEBUG_ENABLED
     13 
     14 #include <string.h>
     15 #ifdef HAVE_STDLIB_H
     16 #include <stdlib.h>
     17 #endif
     18 #ifdef HAVE_STRING_H
     19 #include <string.h>
     20 #endif
     21 #include <libxml/xmlmemory.h>
     22 #include <libxml/tree.h>
     23 #include <libxml/parser.h>
     24 #include <libxml/parserInternals.h>
     25 #include <libxml/valid.h>
     26 #include <libxml/debugXML.h>
     27 #include <libxml/HTMLtree.h>
     28 #include <libxml/HTMLparser.h>
     29 #include <libxml/xmlerror.h>
     30 #include <libxml/globals.h>
     31 #include <libxml/xpathInternals.h>
     32 #include <libxml/uri.h>
     33 #ifdef LIBXML_SCHEMAS_ENABLED
     34 #include <libxml/relaxng.h>
     35 #endif
     36 
     37 #define DUMP_TEXT_TYPE 1
     38 
     39 typedef struct _xmlDebugCtxt xmlDebugCtxt;
     40 typedef xmlDebugCtxt *xmlDebugCtxtPtr;
     41 struct _xmlDebugCtxt {
     42     FILE *output;               /* the output file */
     43     char shift[101];            /* used for indenting */
     44     int depth;                  /* current depth */
     45     xmlDocPtr doc;              /* current document */
     46     xmlNodePtr node;		/* current node */
     47     xmlDictPtr dict;		/* the doc dictionnary */
     48     int check;                  /* do just checkings */
     49     int errors;                 /* number of errors found */
     50     int nodict;			/* if the document has no dictionnary */
     51     int options;		/* options */
     52 };
     53 
     54 static void xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt, xmlNodePtr node);
     55 
     56 static void
     57 xmlCtxtDumpInitCtxt(xmlDebugCtxtPtr ctxt)
     58 {
     59     int i;
     60 
     61     ctxt->depth = 0;
     62     ctxt->check = 0;
     63     ctxt->errors = 0;
     64     ctxt->output = stdout;
     65     ctxt->doc = NULL;
     66     ctxt->node = NULL;
     67     ctxt->dict = NULL;
     68     ctxt->nodict = 0;
     69     ctxt->options = 0;
     70     for (i = 0; i < 100; i++)
     71         ctxt->shift[i] = ' ';
     72     ctxt->shift[100] = 0;
     73 }
     74 
     75 static void
     76 xmlCtxtDumpCleanCtxt(xmlDebugCtxtPtr ctxt ATTRIBUTE_UNUSED)
     77 {
     78  /* remove the ATTRIBUTE_UNUSED when this is added */
     79 }
     80 
     81 /**
     82  * xmlNsCheckScope:
     83  * @node: the node
     84  * @ns: the namespace node
     85  *
     86  * Check that a given namespace is in scope on a node.
     87  *
     88  * Returns 1 if in scope, -1 in case of argument error,
     89  *         -2 if the namespace is not in scope, and -3 if not on
     90  *         an ancestor node.
     91  */
     92 static int
     93 xmlNsCheckScope(xmlNodePtr node, xmlNsPtr ns)
     94 {
     95     xmlNsPtr cur;
     96 
     97     if ((node == NULL) || (ns == NULL))
     98         return(-1);
     99 
    100     if ((node->type != XML_ELEMENT_NODE) &&
    101 	(node->type != XML_ATTRIBUTE_NODE) &&
    102 	(node->type != XML_DOCUMENT_NODE) &&
    103 	(node->type != XML_TEXT_NODE) &&
    104 	(node->type != XML_HTML_DOCUMENT_NODE) &&
    105 	(node->type != XML_XINCLUDE_START))
    106 	return(-2);
    107 
    108     while ((node != NULL) &&
    109            ((node->type == XML_ELEMENT_NODE) ||
    110             (node->type == XML_ATTRIBUTE_NODE) ||
    111             (node->type == XML_TEXT_NODE) ||
    112 	    (node->type == XML_XINCLUDE_START))) {
    113 	if ((node->type == XML_ELEMENT_NODE) ||
    114 	    (node->type == XML_XINCLUDE_START)) {
    115 	    cur = node->nsDef;
    116 	    while (cur != NULL) {
    117 	        if (cur == ns)
    118 		    return(1);
    119 		if (xmlStrEqual(cur->prefix, ns->prefix))
    120 		    return(-2);
    121 		cur = cur->next;
    122 	    }
    123 	}
    124 	node = node->parent;
    125     }
    126     /* the xml namespace may be declared on the document node */
    127     if ((node != NULL) &&
    128         ((node->type == XML_DOCUMENT_NODE) ||
    129 	 (node->type == XML_HTML_DOCUMENT_NODE))) {
    130 	 xmlNsPtr oldNs = ((xmlDocPtr) node)->oldNs;
    131 	 if (oldNs == ns)
    132 	     return(1);
    133     }
    134     return(-3);
    135 }
    136 
    137 static void
    138 xmlCtxtDumpSpaces(xmlDebugCtxtPtr ctxt)
    139 {
    140     if (ctxt->check)
    141         return;
    142     if ((ctxt->output != NULL) && (ctxt->depth > 0)) {
    143         if (ctxt->depth < 50)
    144             fprintf(ctxt->output, "%s", &ctxt->shift[100 - 2 * ctxt->depth]);
    145         else
    146             fprintf(ctxt->output, "%s", ctxt->shift);
    147     }
    148 }
    149 
    150 /**
    151  * xmlDebugErr:
    152  * @ctxt:  a debug context
    153  * @error:  the error code
    154  *
    155  * Handle a debug error.
    156  */
    157 static void
    158 xmlDebugErr(xmlDebugCtxtPtr ctxt, int error, const char *msg)
    159 {
    160     ctxt->errors++;
    161     __xmlRaiseError(NULL, NULL, NULL,
    162 		    NULL, ctxt->node, XML_FROM_CHECK,
    163 		    error, XML_ERR_ERROR, NULL, 0,
    164 		    NULL, NULL, NULL, 0, 0,
    165 		    "%s", msg);
    166 }
    167 static void
    168 xmlDebugErr2(xmlDebugCtxtPtr ctxt, int error, const char *msg, int extra)
    169 {
    170     ctxt->errors++;
    171     __xmlRaiseError(NULL, NULL, NULL,
    172 		    NULL, ctxt->node, XML_FROM_CHECK,
    173 		    error, XML_ERR_ERROR, NULL, 0,
    174 		    NULL, NULL, NULL, 0, 0,
    175 		    msg, extra);
    176 }
    177 static void
    178 xmlDebugErr3(xmlDebugCtxtPtr ctxt, int error, const char *msg, const char *extra)
    179 {
    180     ctxt->errors++;
    181     __xmlRaiseError(NULL, NULL, NULL,
    182 		    NULL, ctxt->node, XML_FROM_CHECK,
    183 		    error, XML_ERR_ERROR, NULL, 0,
    184 		    NULL, NULL, NULL, 0, 0,
    185 		    msg, extra);
    186 }
    187 
    188 /**
    189  * xmlCtxtNsCheckScope:
    190  * @ctxt: the debugging context
    191  * @node: the node
    192  * @ns: the namespace node
    193  *
    194  * Report if a given namespace is is not in scope.
    195  */
    196 static void
    197 xmlCtxtNsCheckScope(xmlDebugCtxtPtr ctxt, xmlNodePtr node, xmlNsPtr ns)
    198 {
    199     int ret;
    200 
    201     ret = xmlNsCheckScope(node, ns);
    202     if (ret == -2) {
    203         if (ns->prefix == NULL)
    204 	    xmlDebugErr(ctxt, XML_CHECK_NS_SCOPE,
    205 			"Reference to default namespace not in scope\n");
    206 	else
    207 	    xmlDebugErr3(ctxt, XML_CHECK_NS_SCOPE,
    208 			 "Reference to namespace '%s' not in scope\n",
    209 			 (char *) ns->prefix);
    210     }
    211     if (ret == -3) {
    212         if (ns->prefix == NULL)
    213 	    xmlDebugErr(ctxt, XML_CHECK_NS_ANCESTOR,
    214 			"Reference to default namespace not on ancestor\n");
    215 	else
    216 	    xmlDebugErr3(ctxt, XML_CHECK_NS_ANCESTOR,
    217 			 "Reference to namespace '%s' not on ancestor\n",
    218 			 (char *) ns->prefix);
    219     }
    220 }
    221 
    222 /**
    223  * xmlCtxtCheckString:
    224  * @ctxt: the debug context
    225  * @str: the string
    226  *
    227  * Do debugging on the string, currently it just checks the UTF-8 content
    228  */
    229 static void
    230 xmlCtxtCheckString(xmlDebugCtxtPtr ctxt, const xmlChar * str)
    231 {
    232     if (str == NULL) return;
    233     if (ctxt->check) {
    234         if (!xmlCheckUTF8(str)) {
    235 	    xmlDebugErr3(ctxt, XML_CHECK_NOT_UTF8,
    236 			 "String is not UTF-8 %s", (const char *) str);
    237 	}
    238     }
    239 }
    240 
    241 /**
    242  * xmlCtxtCheckName:
    243  * @ctxt: the debug context
    244  * @name: the name
    245  *
    246  * Do debugging on the name, for example the dictionnary status and
    247  * conformance to the Name production.
    248  */
    249 static void
    250 xmlCtxtCheckName(xmlDebugCtxtPtr ctxt, const xmlChar * name)
    251 {
    252     if (ctxt->check) {
    253 	if (name == NULL) {
    254 	    xmlDebugErr(ctxt, XML_CHECK_NO_NAME, "Name is NULL");
    255 	    return;
    256 	}
    257         if (xmlValidateName(name, 0)) {
    258 	    xmlDebugErr3(ctxt, XML_CHECK_NOT_NCNAME,
    259 			 "Name is not an NCName '%s'", (const char *) name);
    260 	}
    261 	if ((ctxt->dict != NULL) &&
    262 	    (!xmlDictOwns(ctxt->dict, name)) &&
    263             ((ctxt->doc == NULL) ||
    264              ((ctxt->doc->parseFlags & (XML_PARSE_SAX1 | XML_PARSE_NODICT)) == 0))) {
    265 	    xmlDebugErr3(ctxt, XML_CHECK_OUTSIDE_DICT,
    266 			 "Name is not from the document dictionnary '%s'",
    267 			 (const char *) name);
    268 	}
    269     }
    270 }
    271 
    272 static void
    273 xmlCtxtGenericNodeCheck(xmlDebugCtxtPtr ctxt, xmlNodePtr node) {
    274     xmlDocPtr doc;
    275     xmlDictPtr dict;
    276 
    277     doc = node->doc;
    278 
    279     if (node->parent == NULL)
    280         xmlDebugErr(ctxt, XML_CHECK_NO_PARENT,
    281 	            "Node has no parent\n");
    282     if (node->doc == NULL) {
    283         xmlDebugErr(ctxt, XML_CHECK_NO_DOC,
    284 	            "Node has no doc\n");
    285         dict = NULL;
    286     } else {
    287 	dict = doc->dict;
    288 	if ((dict == NULL) && (ctxt->nodict == 0)) {
    289 #if 0
    290             /* desactivated right now as it raises too many errors */
    291 	    if (doc->type == XML_DOCUMENT_NODE)
    292 		xmlDebugErr(ctxt, XML_CHECK_NO_DICT,
    293 			    "Document has no dictionnary\n");
    294 #endif
    295 	    ctxt->nodict = 1;
    296 	}
    297 	if (ctxt->doc == NULL)
    298 	    ctxt->doc = doc;
    299 
    300 	if (ctxt->dict == NULL) {
    301 	    ctxt->dict = dict;
    302 	}
    303     }
    304     if ((node->parent != NULL) && (node->doc != node->parent->doc) &&
    305         (!xmlStrEqual(node->name, BAD_CAST "pseudoroot")))
    306         xmlDebugErr(ctxt, XML_CHECK_WRONG_DOC,
    307 	            "Node doc differs from parent's one\n");
    308     if (node->prev == NULL) {
    309         if (node->type == XML_ATTRIBUTE_NODE) {
    310 	    if ((node->parent != NULL) &&
    311 	        (node != (xmlNodePtr) node->parent->properties))
    312 		xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
    313                     "Attr has no prev and not first of attr list\n");
    314 
    315         } else if ((node->parent != NULL) && (node->parent->children != node))
    316 	    xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
    317                     "Node has no prev and not first of parent list\n");
    318     } else {
    319         if (node->prev->next != node)
    320 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_PREV,
    321                         "Node prev->next : back link wrong\n");
    322     }
    323     if (node->next == NULL) {
    324 	if ((node->parent != NULL) && (node->type != XML_ATTRIBUTE_NODE) &&
    325 	    (node->parent->last != node) &&
    326 	    (node->parent->type == XML_ELEMENT_NODE))
    327 	    xmlDebugErr(ctxt, XML_CHECK_NO_NEXT,
    328                     "Node has no next and not last of parent list\n");
    329     } else {
    330         if (node->next->prev != node)
    331 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_NEXT,
    332                     "Node next->prev : forward link wrong\n");
    333         if (node->next->parent != node->parent)
    334 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_PARENT,
    335                     "Node next->prev : forward link wrong\n");
    336     }
    337     if (node->type == XML_ELEMENT_NODE) {
    338         xmlNsPtr ns;
    339 
    340 	ns = node->nsDef;
    341 	while (ns != NULL) {
    342 	    xmlCtxtNsCheckScope(ctxt, node, ns);
    343 	    ns = ns->next;
    344 	}
    345 	if (node->ns != NULL)
    346 	    xmlCtxtNsCheckScope(ctxt, node, node->ns);
    347     } else if (node->type == XML_ATTRIBUTE_NODE) {
    348 	if (node->ns != NULL)
    349 	    xmlCtxtNsCheckScope(ctxt, node, node->ns);
    350     }
    351 
    352     if ((node->type != XML_ELEMENT_NODE) &&
    353 	(node->type != XML_ATTRIBUTE_NODE) &&
    354 	(node->type != XML_ELEMENT_DECL) &&
    355 	(node->type != XML_ATTRIBUTE_DECL) &&
    356 	(node->type != XML_DTD_NODE) &&
    357 	(node->type != XML_ELEMENT_DECL) &&
    358 	(node->type != XML_HTML_DOCUMENT_NODE) &&
    359 	(node->type != XML_DOCUMENT_NODE)) {
    360 	if (node->content != NULL)
    361 	    xmlCtxtCheckString(ctxt, (const xmlChar *) node->content);
    362     }
    363     switch (node->type) {
    364         case XML_ELEMENT_NODE:
    365         case XML_ATTRIBUTE_NODE:
    366 	    xmlCtxtCheckName(ctxt, node->name);
    367 	    break;
    368         case XML_TEXT_NODE:
    369 	    if ((node->name == xmlStringText) ||
    370 	        (node->name == xmlStringTextNoenc))
    371 		break;
    372 	    /* some case of entity substitution can lead to this */
    373 	    if ((ctxt->dict != NULL) &&
    374 	        (node->name == xmlDictLookup(ctxt->dict, BAD_CAST "nbktext",
    375 		                             7)))
    376 		break;
    377 
    378 	    xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
    379 			 "Text node has wrong name '%s'",
    380 			 (const char *) node->name);
    381 	    break;
    382         case XML_COMMENT_NODE:
    383 	    if (node->name == xmlStringComment)
    384 		break;
    385 	    xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
    386 			 "Comment node has wrong name '%s'",
    387 			 (const char *) node->name);
    388 	    break;
    389         case XML_PI_NODE:
    390 	    xmlCtxtCheckName(ctxt, node->name);
    391 	    break;
    392         case XML_CDATA_SECTION_NODE:
    393 	    if (node->name == NULL)
    394 		break;
    395 	    xmlDebugErr3(ctxt, XML_CHECK_NAME_NOT_NULL,
    396 			 "CData section has non NULL name '%s'",
    397 			 (const char *) node->name);
    398 	    break;
    399         case XML_ENTITY_REF_NODE:
    400         case XML_ENTITY_NODE:
    401         case XML_DOCUMENT_TYPE_NODE:
    402         case XML_DOCUMENT_FRAG_NODE:
    403         case XML_NOTATION_NODE:
    404         case XML_DTD_NODE:
    405         case XML_ELEMENT_DECL:
    406         case XML_ATTRIBUTE_DECL:
    407         case XML_ENTITY_DECL:
    408         case XML_NAMESPACE_DECL:
    409         case XML_XINCLUDE_START:
    410         case XML_XINCLUDE_END:
    411 #ifdef LIBXML_DOCB_ENABLED
    412         case XML_DOCB_DOCUMENT_NODE:
    413 #endif
    414         case XML_DOCUMENT_NODE:
    415         case XML_HTML_DOCUMENT_NODE:
    416 	    break;
    417     }
    418 }
    419 
    420 static void
    421 xmlCtxtDumpString(xmlDebugCtxtPtr ctxt, const xmlChar * str)
    422 {
    423     int i;
    424 
    425     if (ctxt->check) {
    426         return;
    427     }
    428     /* TODO: check UTF8 content of the string */
    429     if (str == NULL) {
    430         fprintf(ctxt->output, "(NULL)");
    431         return;
    432     }
    433     for (i = 0; i < 40; i++)
    434         if (str[i] == 0)
    435             return;
    436         else if (IS_BLANK_CH(str[i]))
    437             fputc(' ', ctxt->output);
    438         else if (str[i] >= 0x80)
    439             fprintf(ctxt->output, "#%X", str[i]);
    440         else
    441             fputc(str[i], ctxt->output);
    442     fprintf(ctxt->output, "...");
    443 }
    444 
    445 static void
    446 xmlCtxtDumpDtdNode(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
    447 {
    448     xmlCtxtDumpSpaces(ctxt);
    449 
    450     if (dtd == NULL) {
    451         if (!ctxt->check)
    452             fprintf(ctxt->output, "DTD node is NULL\n");
    453         return;
    454     }
    455 
    456     if (dtd->type != XML_DTD_NODE) {
    457 	xmlDebugErr(ctxt, XML_CHECK_NOT_DTD,
    458 	            "Node is not a DTD");
    459         return;
    460     }
    461     if (!ctxt->check) {
    462         if (dtd->name != NULL)
    463             fprintf(ctxt->output, "DTD(%s)", (char *) dtd->name);
    464         else
    465             fprintf(ctxt->output, "DTD");
    466         if (dtd->ExternalID != NULL)
    467             fprintf(ctxt->output, ", PUBLIC %s", (char *) dtd->ExternalID);
    468         if (dtd->SystemID != NULL)
    469             fprintf(ctxt->output, ", SYSTEM %s", (char *) dtd->SystemID);
    470         fprintf(ctxt->output, "\n");
    471     }
    472     /*
    473      * Do a bit of checking
    474      */
    475     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) dtd);
    476 }
    477 
    478 static void
    479 xmlCtxtDumpAttrDecl(xmlDebugCtxtPtr ctxt, xmlAttributePtr attr)
    480 {
    481     xmlCtxtDumpSpaces(ctxt);
    482 
    483     if (attr == NULL) {
    484         if (!ctxt->check)
    485             fprintf(ctxt->output, "Attribute declaration is NULL\n");
    486         return;
    487     }
    488     if (attr->type != XML_ATTRIBUTE_DECL) {
    489 	xmlDebugErr(ctxt, XML_CHECK_NOT_ATTR_DECL,
    490 	            "Node is not an attribute declaration");
    491         return;
    492     }
    493     if (attr->name != NULL) {
    494         if (!ctxt->check)
    495             fprintf(ctxt->output, "ATTRDECL(%s)", (char *) attr->name);
    496     } else
    497 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
    498 	            "Node attribute declaration has no name");
    499     if (attr->elem != NULL) {
    500         if (!ctxt->check)
    501             fprintf(ctxt->output, " for %s", (char *) attr->elem);
    502     } else
    503 	xmlDebugErr(ctxt, XML_CHECK_NO_ELEM,
    504 	            "Node attribute declaration has no element name");
    505     if (!ctxt->check) {
    506         switch (attr->atype) {
    507             case XML_ATTRIBUTE_CDATA:
    508                 fprintf(ctxt->output, " CDATA");
    509                 break;
    510             case XML_ATTRIBUTE_ID:
    511                 fprintf(ctxt->output, " ID");
    512                 break;
    513             case XML_ATTRIBUTE_IDREF:
    514                 fprintf(ctxt->output, " IDREF");
    515                 break;
    516             case XML_ATTRIBUTE_IDREFS:
    517                 fprintf(ctxt->output, " IDREFS");
    518                 break;
    519             case XML_ATTRIBUTE_ENTITY:
    520                 fprintf(ctxt->output, " ENTITY");
    521                 break;
    522             case XML_ATTRIBUTE_ENTITIES:
    523                 fprintf(ctxt->output, " ENTITIES");
    524                 break;
    525             case XML_ATTRIBUTE_NMTOKEN:
    526                 fprintf(ctxt->output, " NMTOKEN");
    527                 break;
    528             case XML_ATTRIBUTE_NMTOKENS:
    529                 fprintf(ctxt->output, " NMTOKENS");
    530                 break;
    531             case XML_ATTRIBUTE_ENUMERATION:
    532                 fprintf(ctxt->output, " ENUMERATION");
    533                 break;
    534             case XML_ATTRIBUTE_NOTATION:
    535                 fprintf(ctxt->output, " NOTATION ");
    536                 break;
    537         }
    538         if (attr->tree != NULL) {
    539             int indx;
    540             xmlEnumerationPtr cur = attr->tree;
    541 
    542             for (indx = 0; indx < 5; indx++) {
    543                 if (indx != 0)
    544                     fprintf(ctxt->output, "|%s", (char *) cur->name);
    545                 else
    546                     fprintf(ctxt->output, " (%s", (char *) cur->name);
    547                 cur = cur->next;
    548                 if (cur == NULL)
    549                     break;
    550             }
    551             if (cur == NULL)
    552                 fprintf(ctxt->output, ")");
    553             else
    554                 fprintf(ctxt->output, "...)");
    555         }
    556         switch (attr->def) {
    557             case XML_ATTRIBUTE_NONE:
    558                 break;
    559             case XML_ATTRIBUTE_REQUIRED:
    560                 fprintf(ctxt->output, " REQUIRED");
    561                 break;
    562             case XML_ATTRIBUTE_IMPLIED:
    563                 fprintf(ctxt->output, " IMPLIED");
    564                 break;
    565             case XML_ATTRIBUTE_FIXED:
    566                 fprintf(ctxt->output, " FIXED");
    567                 break;
    568         }
    569         if (attr->defaultValue != NULL) {
    570             fprintf(ctxt->output, "\"");
    571             xmlCtxtDumpString(ctxt, attr->defaultValue);
    572             fprintf(ctxt->output, "\"");
    573         }
    574         fprintf(ctxt->output, "\n");
    575     }
    576 
    577     /*
    578      * Do a bit of checking
    579      */
    580     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
    581 }
    582 
    583 static void
    584 xmlCtxtDumpElemDecl(xmlDebugCtxtPtr ctxt, xmlElementPtr elem)
    585 {
    586     xmlCtxtDumpSpaces(ctxt);
    587 
    588     if (elem == NULL) {
    589         if (!ctxt->check)
    590             fprintf(ctxt->output, "Element declaration is NULL\n");
    591         return;
    592     }
    593     if (elem->type != XML_ELEMENT_DECL) {
    594 	xmlDebugErr(ctxt, XML_CHECK_NOT_ELEM_DECL,
    595 	            "Node is not an element declaration");
    596         return;
    597     }
    598     if (elem->name != NULL) {
    599         if (!ctxt->check) {
    600             fprintf(ctxt->output, "ELEMDECL(");
    601             xmlCtxtDumpString(ctxt, elem->name);
    602             fprintf(ctxt->output, ")");
    603         }
    604     } else
    605 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
    606 	            "Element declaration has no name");
    607     if (!ctxt->check) {
    608         switch (elem->etype) {
    609             case XML_ELEMENT_TYPE_UNDEFINED:
    610                 fprintf(ctxt->output, ", UNDEFINED");
    611                 break;
    612             case XML_ELEMENT_TYPE_EMPTY:
    613                 fprintf(ctxt->output, ", EMPTY");
    614                 break;
    615             case XML_ELEMENT_TYPE_ANY:
    616                 fprintf(ctxt->output, ", ANY");
    617                 break;
    618             case XML_ELEMENT_TYPE_MIXED:
    619                 fprintf(ctxt->output, ", MIXED ");
    620                 break;
    621             case XML_ELEMENT_TYPE_ELEMENT:
    622                 fprintf(ctxt->output, ", MIXED ");
    623                 break;
    624         }
    625         if ((elem->type != XML_ELEMENT_NODE) && (elem->content != NULL)) {
    626             char buf[5001];
    627 
    628             buf[0] = 0;
    629             xmlSnprintfElementContent(buf, 5000, elem->content, 1);
    630             buf[5000] = 0;
    631             fprintf(ctxt->output, "%s", buf);
    632         }
    633         fprintf(ctxt->output, "\n");
    634     }
    635 
    636     /*
    637      * Do a bit of checking
    638      */
    639     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) elem);
    640 }
    641 
    642 static void
    643 xmlCtxtDumpEntityDecl(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
    644 {
    645     xmlCtxtDumpSpaces(ctxt);
    646 
    647     if (ent == NULL) {
    648         if (!ctxt->check)
    649             fprintf(ctxt->output, "Entity declaration is NULL\n");
    650         return;
    651     }
    652     if (ent->type != XML_ENTITY_DECL) {
    653 	xmlDebugErr(ctxt, XML_CHECK_NOT_ENTITY_DECL,
    654 	            "Node is not an entity declaration");
    655         return;
    656     }
    657     if (ent->name != NULL) {
    658         if (!ctxt->check) {
    659             fprintf(ctxt->output, "ENTITYDECL(");
    660             xmlCtxtDumpString(ctxt, ent->name);
    661             fprintf(ctxt->output, ")");
    662         }
    663     } else
    664 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
    665 	            "Entity declaration has no name");
    666     if (!ctxt->check) {
    667         switch (ent->etype) {
    668             case XML_INTERNAL_GENERAL_ENTITY:
    669                 fprintf(ctxt->output, ", internal\n");
    670                 break;
    671             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
    672                 fprintf(ctxt->output, ", external parsed\n");
    673                 break;
    674             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
    675                 fprintf(ctxt->output, ", unparsed\n");
    676                 break;
    677             case XML_INTERNAL_PARAMETER_ENTITY:
    678                 fprintf(ctxt->output, ", parameter\n");
    679                 break;
    680             case XML_EXTERNAL_PARAMETER_ENTITY:
    681                 fprintf(ctxt->output, ", external parameter\n");
    682                 break;
    683             case XML_INTERNAL_PREDEFINED_ENTITY:
    684                 fprintf(ctxt->output, ", predefined\n");
    685                 break;
    686         }
    687         if (ent->ExternalID) {
    688             xmlCtxtDumpSpaces(ctxt);
    689             fprintf(ctxt->output, " ExternalID=%s\n",
    690                     (char *) ent->ExternalID);
    691         }
    692         if (ent->SystemID) {
    693             xmlCtxtDumpSpaces(ctxt);
    694             fprintf(ctxt->output, " SystemID=%s\n",
    695                     (char *) ent->SystemID);
    696         }
    697         if (ent->URI != NULL) {
    698             xmlCtxtDumpSpaces(ctxt);
    699             fprintf(ctxt->output, " URI=%s\n", (char *) ent->URI);
    700         }
    701         if (ent->content) {
    702             xmlCtxtDumpSpaces(ctxt);
    703             fprintf(ctxt->output, " content=");
    704             xmlCtxtDumpString(ctxt, ent->content);
    705             fprintf(ctxt->output, "\n");
    706         }
    707     }
    708 
    709     /*
    710      * Do a bit of checking
    711      */
    712     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) ent);
    713 }
    714 
    715 static void
    716 xmlCtxtDumpNamespace(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
    717 {
    718     xmlCtxtDumpSpaces(ctxt);
    719 
    720     if (ns == NULL) {
    721         if (!ctxt->check)
    722             fprintf(ctxt->output, "namespace node is NULL\n");
    723         return;
    724     }
    725     if (ns->type != XML_NAMESPACE_DECL) {
    726 	xmlDebugErr(ctxt, XML_CHECK_NOT_NS_DECL,
    727 	            "Node is not a namespace declaration");
    728         return;
    729     }
    730     if (ns->href == NULL) {
    731         if (ns->prefix != NULL)
    732 	    xmlDebugErr3(ctxt, XML_CHECK_NO_HREF,
    733                     "Incomplete namespace %s href=NULL\n",
    734                     (char *) ns->prefix);
    735         else
    736 	    xmlDebugErr(ctxt, XML_CHECK_NO_HREF,
    737                     "Incomplete default namespace href=NULL\n");
    738     } else {
    739         if (!ctxt->check) {
    740             if (ns->prefix != NULL)
    741                 fprintf(ctxt->output, "namespace %s href=",
    742                         (char *) ns->prefix);
    743             else
    744                 fprintf(ctxt->output, "default namespace href=");
    745 
    746             xmlCtxtDumpString(ctxt, ns->href);
    747             fprintf(ctxt->output, "\n");
    748         }
    749     }
    750 }
    751 
    752 static void
    753 xmlCtxtDumpNamespaceList(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
    754 {
    755     while (ns != NULL) {
    756         xmlCtxtDumpNamespace(ctxt, ns);
    757         ns = ns->next;
    758     }
    759 }
    760 
    761 static void
    762 xmlCtxtDumpEntity(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
    763 {
    764     xmlCtxtDumpSpaces(ctxt);
    765 
    766     if (ent == NULL) {
    767         if (!ctxt->check)
    768             fprintf(ctxt->output, "Entity is NULL\n");
    769         return;
    770     }
    771     if (!ctxt->check) {
    772         switch (ent->etype) {
    773             case XML_INTERNAL_GENERAL_ENTITY:
    774                 fprintf(ctxt->output, "INTERNAL_GENERAL_ENTITY ");
    775                 break;
    776             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
    777                 fprintf(ctxt->output, "EXTERNAL_GENERAL_PARSED_ENTITY ");
    778                 break;
    779             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
    780                 fprintf(ctxt->output, "EXTERNAL_GENERAL_UNPARSED_ENTITY ");
    781                 break;
    782             case XML_INTERNAL_PARAMETER_ENTITY:
    783                 fprintf(ctxt->output, "INTERNAL_PARAMETER_ENTITY ");
    784                 break;
    785             case XML_EXTERNAL_PARAMETER_ENTITY:
    786                 fprintf(ctxt->output, "EXTERNAL_PARAMETER_ENTITY ");
    787                 break;
    788             default:
    789                 fprintf(ctxt->output, "ENTITY_%d ! ", (int) ent->etype);
    790         }
    791         fprintf(ctxt->output, "%s\n", ent->name);
    792         if (ent->ExternalID) {
    793             xmlCtxtDumpSpaces(ctxt);
    794             fprintf(ctxt->output, "ExternalID=%s\n",
    795                     (char *) ent->ExternalID);
    796         }
    797         if (ent->SystemID) {
    798             xmlCtxtDumpSpaces(ctxt);
    799             fprintf(ctxt->output, "SystemID=%s\n", (char *) ent->SystemID);
    800         }
    801         if (ent->URI) {
    802             xmlCtxtDumpSpaces(ctxt);
    803             fprintf(ctxt->output, "URI=%s\n", (char *) ent->URI);
    804         }
    805         if (ent->content) {
    806             xmlCtxtDumpSpaces(ctxt);
    807             fprintf(ctxt->output, "content=");
    808             xmlCtxtDumpString(ctxt, ent->content);
    809             fprintf(ctxt->output, "\n");
    810         }
    811     }
    812 }
    813 
    814 /**
    815  * xmlCtxtDumpAttr:
    816  * @output:  the FILE * for the output
    817  * @attr:  the attribute
    818  * @depth:  the indentation level.
    819  *
    820  * Dumps debug information for the attribute
    821  */
    822 static void
    823 xmlCtxtDumpAttr(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
    824 {
    825     xmlCtxtDumpSpaces(ctxt);
    826 
    827     if (attr == NULL) {
    828         if (!ctxt->check)
    829             fprintf(ctxt->output, "Attr is NULL");
    830         return;
    831     }
    832     if (!ctxt->check) {
    833         fprintf(ctxt->output, "ATTRIBUTE ");
    834 	xmlCtxtDumpString(ctxt, attr->name);
    835         fprintf(ctxt->output, "\n");
    836         if (attr->children != NULL) {
    837             ctxt->depth++;
    838             xmlCtxtDumpNodeList(ctxt, attr->children);
    839             ctxt->depth--;
    840         }
    841     }
    842     if (attr->name == NULL)
    843 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
    844 	            "Attribute has no name");
    845 
    846     /*
    847      * Do a bit of checking
    848      */
    849     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
    850 }
    851 
    852 /**
    853  * xmlCtxtDumpAttrList:
    854  * @output:  the FILE * for the output
    855  * @attr:  the attribute list
    856  * @depth:  the indentation level.
    857  *
    858  * Dumps debug information for the attribute list
    859  */
    860 static void
    861 xmlCtxtDumpAttrList(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
    862 {
    863     while (attr != NULL) {
    864         xmlCtxtDumpAttr(ctxt, attr);
    865         attr = attr->next;
    866     }
    867 }
    868 
    869 /**
    870  * xmlCtxtDumpOneNode:
    871  * @output:  the FILE * for the output
    872  * @node:  the node
    873  * @depth:  the indentation level.
    874  *
    875  * Dumps debug information for the element node, it is not recursive
    876  */
    877 static void
    878 xmlCtxtDumpOneNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
    879 {
    880     if (node == NULL) {
    881         if (!ctxt->check) {
    882             xmlCtxtDumpSpaces(ctxt);
    883             fprintf(ctxt->output, "node is NULL\n");
    884         }
    885         return;
    886     }
    887     ctxt->node = node;
    888 
    889     switch (node->type) {
    890         case XML_ELEMENT_NODE:
    891             if (!ctxt->check) {
    892                 xmlCtxtDumpSpaces(ctxt);
    893                 fprintf(ctxt->output, "ELEMENT ");
    894                 if ((node->ns != NULL) && (node->ns->prefix != NULL)) {
    895                     xmlCtxtDumpString(ctxt, node->ns->prefix);
    896                     fprintf(ctxt->output, ":");
    897                 }
    898                 xmlCtxtDumpString(ctxt, node->name);
    899                 fprintf(ctxt->output, "\n");
    900             }
    901             break;
    902         case XML_ATTRIBUTE_NODE:
    903             if (!ctxt->check)
    904                 xmlCtxtDumpSpaces(ctxt);
    905             fprintf(ctxt->output, "Error, ATTRIBUTE found here\n");
    906             xmlCtxtGenericNodeCheck(ctxt, node);
    907             return;
    908         case XML_TEXT_NODE:
    909             if (!ctxt->check) {
    910                 xmlCtxtDumpSpaces(ctxt);
    911                 if (node->name == (const xmlChar *) xmlStringTextNoenc)
    912                     fprintf(ctxt->output, "TEXT no enc");
    913                 else
    914                     fprintf(ctxt->output, "TEXT");
    915 		if (ctxt->options & DUMP_TEXT_TYPE) {
    916 		    if (node->content == (xmlChar *) &(node->properties))
    917 			fprintf(ctxt->output, " compact\n");
    918 		    else if (xmlDictOwns(ctxt->dict, node->content) == 1)
    919 			fprintf(ctxt->output, " interned\n");
    920 		    else
    921 			fprintf(ctxt->output, "\n");
    922 		} else
    923 		    fprintf(ctxt->output, "\n");
    924             }
    925             break;
    926         case XML_CDATA_SECTION_NODE:
    927             if (!ctxt->check) {
    928                 xmlCtxtDumpSpaces(ctxt);
    929                 fprintf(ctxt->output, "CDATA_SECTION\n");
    930             }
    931             break;
    932         case XML_ENTITY_REF_NODE:
    933             if (!ctxt->check) {
    934                 xmlCtxtDumpSpaces(ctxt);
    935                 fprintf(ctxt->output, "ENTITY_REF(%s)\n",
    936                         (char *) node->name);
    937             }
    938             break;
    939         case XML_ENTITY_NODE:
    940             if (!ctxt->check) {
    941                 xmlCtxtDumpSpaces(ctxt);
    942                 fprintf(ctxt->output, "ENTITY\n");
    943             }
    944             break;
    945         case XML_PI_NODE:
    946             if (!ctxt->check) {
    947                 xmlCtxtDumpSpaces(ctxt);
    948                 fprintf(ctxt->output, "PI %s\n", (char *) node->name);
    949             }
    950             break;
    951         case XML_COMMENT_NODE:
    952             if (!ctxt->check) {
    953                 xmlCtxtDumpSpaces(ctxt);
    954                 fprintf(ctxt->output, "COMMENT\n");
    955             }
    956             break;
    957         case XML_DOCUMENT_NODE:
    958         case XML_HTML_DOCUMENT_NODE:
    959             if (!ctxt->check) {
    960                 xmlCtxtDumpSpaces(ctxt);
    961             }
    962             fprintf(ctxt->output, "Error, DOCUMENT found here\n");
    963             xmlCtxtGenericNodeCheck(ctxt, node);
    964             return;
    965         case XML_DOCUMENT_TYPE_NODE:
    966             if (!ctxt->check) {
    967                 xmlCtxtDumpSpaces(ctxt);
    968                 fprintf(ctxt->output, "DOCUMENT_TYPE\n");
    969             }
    970             break;
    971         case XML_DOCUMENT_FRAG_NODE:
    972             if (!ctxt->check) {
    973                 xmlCtxtDumpSpaces(ctxt);
    974                 fprintf(ctxt->output, "DOCUMENT_FRAG\n");
    975             }
    976             break;
    977         case XML_NOTATION_NODE:
    978             if (!ctxt->check) {
    979                 xmlCtxtDumpSpaces(ctxt);
    980                 fprintf(ctxt->output, "NOTATION\n");
    981             }
    982             break;
    983         case XML_DTD_NODE:
    984             xmlCtxtDumpDtdNode(ctxt, (xmlDtdPtr) node);
    985             return;
    986         case XML_ELEMENT_DECL:
    987             xmlCtxtDumpElemDecl(ctxt, (xmlElementPtr) node);
    988             return;
    989         case XML_ATTRIBUTE_DECL:
    990             xmlCtxtDumpAttrDecl(ctxt, (xmlAttributePtr) node);
    991             return;
    992         case XML_ENTITY_DECL:
    993             xmlCtxtDumpEntityDecl(ctxt, (xmlEntityPtr) node);
    994             return;
    995         case XML_NAMESPACE_DECL:
    996             xmlCtxtDumpNamespace(ctxt, (xmlNsPtr) node);
    997             return;
    998         case XML_XINCLUDE_START:
    999             if (!ctxt->check) {
   1000                 xmlCtxtDumpSpaces(ctxt);
   1001                 fprintf(ctxt->output, "INCLUDE START\n");
   1002             }
   1003             return;
   1004         case XML_XINCLUDE_END:
   1005             if (!ctxt->check) {
   1006                 xmlCtxtDumpSpaces(ctxt);
   1007                 fprintf(ctxt->output, "INCLUDE END\n");
   1008             }
   1009             return;
   1010         default:
   1011             if (!ctxt->check)
   1012                 xmlCtxtDumpSpaces(ctxt);
   1013 	    xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
   1014 	                "Unknown node type %d\n", node->type);
   1015             return;
   1016     }
   1017     if (node->doc == NULL) {
   1018         if (!ctxt->check) {
   1019             xmlCtxtDumpSpaces(ctxt);
   1020         }
   1021         fprintf(ctxt->output, "PBM: doc == NULL !!!\n");
   1022     }
   1023     ctxt->depth++;
   1024     if ((node->type == XML_ELEMENT_NODE) && (node->nsDef != NULL))
   1025         xmlCtxtDumpNamespaceList(ctxt, node->nsDef);
   1026     if ((node->type == XML_ELEMENT_NODE) && (node->properties != NULL))
   1027         xmlCtxtDumpAttrList(ctxt, node->properties);
   1028     if (node->type != XML_ENTITY_REF_NODE) {
   1029         if ((node->type != XML_ELEMENT_NODE) && (node->content != NULL)) {
   1030             if (!ctxt->check) {
   1031                 xmlCtxtDumpSpaces(ctxt);
   1032                 fprintf(ctxt->output, "content=");
   1033                 xmlCtxtDumpString(ctxt, node->content);
   1034                 fprintf(ctxt->output, "\n");
   1035             }
   1036         }
   1037     } else {
   1038         xmlEntityPtr ent;
   1039 
   1040         ent = xmlGetDocEntity(node->doc, node->name);
   1041         if (ent != NULL)
   1042             xmlCtxtDumpEntity(ctxt, ent);
   1043     }
   1044     ctxt->depth--;
   1045 
   1046     /*
   1047      * Do a bit of checking
   1048      */
   1049     xmlCtxtGenericNodeCheck(ctxt, node);
   1050 }
   1051 
   1052 /**
   1053  * xmlCtxtDumpNode:
   1054  * @output:  the FILE * for the output
   1055  * @node:  the node
   1056  * @depth:  the indentation level.
   1057  *
   1058  * Dumps debug information for the element node, it is recursive
   1059  */
   1060 static void
   1061 xmlCtxtDumpNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
   1062 {
   1063     if (node == NULL) {
   1064         if (!ctxt->check) {
   1065             xmlCtxtDumpSpaces(ctxt);
   1066             fprintf(ctxt->output, "node is NULL\n");
   1067         }
   1068         return;
   1069     }
   1070     xmlCtxtDumpOneNode(ctxt, node);
   1071     if ((node->type != XML_NAMESPACE_DECL) &&
   1072         (node->children != NULL) && (node->type != XML_ENTITY_REF_NODE)) {
   1073         ctxt->depth++;
   1074         xmlCtxtDumpNodeList(ctxt, node->children);
   1075         ctxt->depth--;
   1076     }
   1077 }
   1078 
   1079 /**
   1080  * xmlCtxtDumpNodeList:
   1081  * @output:  the FILE * for the output
   1082  * @node:  the node list
   1083  * @depth:  the indentation level.
   1084  *
   1085  * Dumps debug information for the list of element node, it is recursive
   1086  */
   1087 static void
   1088 xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
   1089 {
   1090     while (node != NULL) {
   1091         xmlCtxtDumpNode(ctxt, node);
   1092         node = node->next;
   1093     }
   1094 }
   1095 
   1096 static void
   1097 xmlCtxtDumpDocHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
   1098 {
   1099     if (doc == NULL) {
   1100         if (!ctxt->check)
   1101             fprintf(ctxt->output, "DOCUMENT == NULL !\n");
   1102         return;
   1103     }
   1104     ctxt->node = (xmlNodePtr) doc;
   1105 
   1106     switch (doc->type) {
   1107         case XML_ELEMENT_NODE:
   1108 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ELEMENT,
   1109 	                "Misplaced ELEMENT node\n");
   1110             break;
   1111         case XML_ATTRIBUTE_NODE:
   1112 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ATTRIBUTE,
   1113 	                "Misplaced ATTRIBUTE node\n");
   1114             break;
   1115         case XML_TEXT_NODE:
   1116 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_TEXT,
   1117 	                "Misplaced TEXT node\n");
   1118             break;
   1119         case XML_CDATA_SECTION_NODE:
   1120 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_CDATA,
   1121 	                "Misplaced CDATA node\n");
   1122             break;
   1123         case XML_ENTITY_REF_NODE:
   1124 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITYREF,
   1125 	                "Misplaced ENTITYREF node\n");
   1126             break;
   1127         case XML_ENTITY_NODE:
   1128 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITY,
   1129 	                "Misplaced ENTITY node\n");
   1130             break;
   1131         case XML_PI_NODE:
   1132 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_PI,
   1133 	                "Misplaced PI node\n");
   1134             break;
   1135         case XML_COMMENT_NODE:
   1136 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_COMMENT,
   1137 	                "Misplaced COMMENT node\n");
   1138             break;
   1139         case XML_DOCUMENT_NODE:
   1140 	    if (!ctxt->check)
   1141 		fprintf(ctxt->output, "DOCUMENT\n");
   1142             break;
   1143         case XML_HTML_DOCUMENT_NODE:
   1144 	    if (!ctxt->check)
   1145 		fprintf(ctxt->output, "HTML DOCUMENT\n");
   1146             break;
   1147         case XML_DOCUMENT_TYPE_NODE:
   1148 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_DOCTYPE,
   1149 	                "Misplaced DOCTYPE node\n");
   1150             break;
   1151         case XML_DOCUMENT_FRAG_NODE:
   1152 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_FRAGMENT,
   1153 	                "Misplaced FRAGMENT node\n");
   1154             break;
   1155         case XML_NOTATION_NODE:
   1156 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_NOTATION,
   1157 	                "Misplaced NOTATION node\n");
   1158             break;
   1159         default:
   1160 	    xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
   1161 	                "Unknown node type %d\n", doc->type);
   1162     }
   1163 }
   1164 
   1165 /**
   1166  * xmlCtxtDumpDocumentHead:
   1167  * @output:  the FILE * for the output
   1168  * @doc:  the document
   1169  *
   1170  * Dumps debug information cncerning the document, not recursive
   1171  */
   1172 static void
   1173 xmlCtxtDumpDocumentHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
   1174 {
   1175     if (doc == NULL) return;
   1176     xmlCtxtDumpDocHead(ctxt, doc);
   1177     if (!ctxt->check) {
   1178         if (doc->name != NULL) {
   1179             fprintf(ctxt->output, "name=");
   1180             xmlCtxtDumpString(ctxt, BAD_CAST doc->name);
   1181             fprintf(ctxt->output, "\n");
   1182         }
   1183         if (doc->version != NULL) {
   1184             fprintf(ctxt->output, "version=");
   1185             xmlCtxtDumpString(ctxt, doc->version);
   1186             fprintf(ctxt->output, "\n");
   1187         }
   1188         if (doc->encoding != NULL) {
   1189             fprintf(ctxt->output, "encoding=");
   1190             xmlCtxtDumpString(ctxt, doc->encoding);
   1191             fprintf(ctxt->output, "\n");
   1192         }
   1193         if (doc->URL != NULL) {
   1194             fprintf(ctxt->output, "URL=");
   1195             xmlCtxtDumpString(ctxt, doc->URL);
   1196             fprintf(ctxt->output, "\n");
   1197         }
   1198         if (doc->standalone)
   1199             fprintf(ctxt->output, "standalone=true\n");
   1200     }
   1201     if (doc->oldNs != NULL)
   1202         xmlCtxtDumpNamespaceList(ctxt, doc->oldNs);
   1203 }
   1204 
   1205 /**
   1206  * xmlCtxtDumpDocument:
   1207  * @output:  the FILE * for the output
   1208  * @doc:  the document
   1209  *
   1210  * Dumps debug information for the document, it's recursive
   1211  */
   1212 static void
   1213 xmlCtxtDumpDocument(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
   1214 {
   1215     if (doc == NULL) {
   1216         if (!ctxt->check)
   1217             fprintf(ctxt->output, "DOCUMENT == NULL !\n");
   1218         return;
   1219     }
   1220     xmlCtxtDumpDocumentHead(ctxt, doc);
   1221     if (((doc->type == XML_DOCUMENT_NODE) ||
   1222          (doc->type == XML_HTML_DOCUMENT_NODE))
   1223         && (doc->children != NULL)) {
   1224         ctxt->depth++;
   1225         xmlCtxtDumpNodeList(ctxt, doc->children);
   1226         ctxt->depth--;
   1227     }
   1228 }
   1229 
   1230 static void
   1231 xmlCtxtDumpEntityCallback(xmlEntityPtr cur, xmlDebugCtxtPtr ctxt)
   1232 {
   1233     if (cur == NULL) {
   1234         if (!ctxt->check)
   1235             fprintf(ctxt->output, "Entity is NULL");
   1236         return;
   1237     }
   1238     if (!ctxt->check) {
   1239         fprintf(ctxt->output, "%s : ", (char *) cur->name);
   1240         switch (cur->etype) {
   1241             case XML_INTERNAL_GENERAL_ENTITY:
   1242                 fprintf(ctxt->output, "INTERNAL GENERAL, ");
   1243                 break;
   1244             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
   1245                 fprintf(ctxt->output, "EXTERNAL PARSED, ");
   1246                 break;
   1247             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
   1248                 fprintf(ctxt->output, "EXTERNAL UNPARSED, ");
   1249                 break;
   1250             case XML_INTERNAL_PARAMETER_ENTITY:
   1251                 fprintf(ctxt->output, "INTERNAL PARAMETER, ");
   1252                 break;
   1253             case XML_EXTERNAL_PARAMETER_ENTITY:
   1254                 fprintf(ctxt->output, "EXTERNAL PARAMETER, ");
   1255                 break;
   1256             default:
   1257 		xmlDebugErr2(ctxt, XML_CHECK_ENTITY_TYPE,
   1258 			     "Unknown entity type %d\n", cur->etype);
   1259         }
   1260         if (cur->ExternalID != NULL)
   1261             fprintf(ctxt->output, "ID \"%s\"", (char *) cur->ExternalID);
   1262         if (cur->SystemID != NULL)
   1263             fprintf(ctxt->output, "SYSTEM \"%s\"", (char *) cur->SystemID);
   1264         if (cur->orig != NULL)
   1265             fprintf(ctxt->output, "\n orig \"%s\"", (char *) cur->orig);
   1266         if ((cur->type != XML_ELEMENT_NODE) && (cur->content != NULL))
   1267             fprintf(ctxt->output, "\n content \"%s\"",
   1268                     (char *) cur->content);
   1269         fprintf(ctxt->output, "\n");
   1270     }
   1271 }
   1272 
   1273 /**
   1274  * xmlCtxtDumpEntities:
   1275  * @output:  the FILE * for the output
   1276  * @doc:  the document
   1277  *
   1278  * Dumps debug information for all the entities in use by the document
   1279  */
   1280 static void
   1281 xmlCtxtDumpEntities(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
   1282 {
   1283     if (doc == NULL) return;
   1284     xmlCtxtDumpDocHead(ctxt, doc);
   1285     if ((doc->intSubset != NULL) && (doc->intSubset->entities != NULL)) {
   1286         xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
   1287             doc->intSubset->entities;
   1288 
   1289         if (!ctxt->check)
   1290             fprintf(ctxt->output, "Entities in internal subset\n");
   1291         xmlHashScan(table, (xmlHashScanner) xmlCtxtDumpEntityCallback,
   1292                     ctxt);
   1293     } else
   1294         fprintf(ctxt->output, "No entities in internal subset\n");
   1295     if ((doc->extSubset != NULL) && (doc->extSubset->entities != NULL)) {
   1296         xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
   1297             doc->extSubset->entities;
   1298 
   1299         if (!ctxt->check)
   1300             fprintf(ctxt->output, "Entities in external subset\n");
   1301         xmlHashScan(table, (xmlHashScanner) xmlCtxtDumpEntityCallback,
   1302                     ctxt);
   1303     } else if (!ctxt->check)
   1304         fprintf(ctxt->output, "No entities in external subset\n");
   1305 }
   1306 
   1307 /**
   1308  * xmlCtxtDumpDTD:
   1309  * @output:  the FILE * for the output
   1310  * @dtd:  the DTD
   1311  *
   1312  * Dumps debug information for the DTD
   1313  */
   1314 static void
   1315 xmlCtxtDumpDTD(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
   1316 {
   1317     if (dtd == NULL) {
   1318         if (!ctxt->check)
   1319             fprintf(ctxt->output, "DTD is NULL\n");
   1320         return;
   1321     }
   1322     xmlCtxtDumpDtdNode(ctxt, dtd);
   1323     if (dtd->children == NULL)
   1324         fprintf(ctxt->output, "    DTD is empty\n");
   1325     else {
   1326         ctxt->depth++;
   1327         xmlCtxtDumpNodeList(ctxt, dtd->children);
   1328         ctxt->depth--;
   1329     }
   1330 }
   1331 
   1332 /************************************************************************
   1333  *									*
   1334  *			Public entry points for dump			*
   1335  *									*
   1336  ************************************************************************/
   1337 
   1338 /**
   1339  * xmlDebugDumpString:
   1340  * @output:  the FILE * for the output
   1341  * @str:  the string
   1342  *
   1343  * Dumps informations about the string, shorten it if necessary
   1344  */
   1345 void
   1346 xmlDebugDumpString(FILE * output, const xmlChar * str)
   1347 {
   1348     int i;
   1349 
   1350     if (output == NULL)
   1351 	output = stdout;
   1352     if (str == NULL) {
   1353         fprintf(output, "(NULL)");
   1354         return;
   1355     }
   1356     for (i = 0; i < 40; i++)
   1357         if (str[i] == 0)
   1358             return;
   1359         else if (IS_BLANK_CH(str[i]))
   1360             fputc(' ', output);
   1361         else if (str[i] >= 0x80)
   1362             fprintf(output, "#%X", str[i]);
   1363         else
   1364             fputc(str[i], output);
   1365     fprintf(output, "...");
   1366 }
   1367 
   1368 /**
   1369  * xmlDebugDumpAttr:
   1370  * @output:  the FILE * for the output
   1371  * @attr:  the attribute
   1372  * @depth:  the indentation level.
   1373  *
   1374  * Dumps debug information for the attribute
   1375  */
   1376 void
   1377 xmlDebugDumpAttr(FILE *output, xmlAttrPtr attr, int depth) {
   1378     xmlDebugCtxt ctxt;
   1379 
   1380     if (output == NULL) return;
   1381     xmlCtxtDumpInitCtxt(&ctxt);
   1382     ctxt.output = output;
   1383     ctxt.depth = depth;
   1384     xmlCtxtDumpAttr(&ctxt, attr);
   1385     xmlCtxtDumpCleanCtxt(&ctxt);
   1386 }
   1387 
   1388 
   1389 /**
   1390  * xmlDebugDumpEntities:
   1391  * @output:  the FILE * for the output
   1392  * @doc:  the document
   1393  *
   1394  * Dumps debug information for all the entities in use by the document
   1395  */
   1396 void
   1397 xmlDebugDumpEntities(FILE * output, xmlDocPtr doc)
   1398 {
   1399     xmlDebugCtxt ctxt;
   1400 
   1401     if (output == NULL) return;
   1402     xmlCtxtDumpInitCtxt(&ctxt);
   1403     ctxt.output = output;
   1404     xmlCtxtDumpEntities(&ctxt, doc);
   1405     xmlCtxtDumpCleanCtxt(&ctxt);
   1406 }
   1407 
   1408 /**
   1409  * xmlDebugDumpAttrList:
   1410  * @output:  the FILE * for the output
   1411  * @attr:  the attribute list
   1412  * @depth:  the indentation level.
   1413  *
   1414  * Dumps debug information for the attribute list
   1415  */
   1416 void
   1417 xmlDebugDumpAttrList(FILE * output, xmlAttrPtr attr, int depth)
   1418 {
   1419     xmlDebugCtxt ctxt;
   1420 
   1421     if (output == NULL) return;
   1422     xmlCtxtDumpInitCtxt(&ctxt);
   1423     ctxt.output = output;
   1424     ctxt.depth = depth;
   1425     xmlCtxtDumpAttrList(&ctxt, attr);
   1426     xmlCtxtDumpCleanCtxt(&ctxt);
   1427 }
   1428 
   1429 /**
   1430  * xmlDebugDumpOneNode:
   1431  * @output:  the FILE * for the output
   1432  * @node:  the node
   1433  * @depth:  the indentation level.
   1434  *
   1435  * Dumps debug information for the element node, it is not recursive
   1436  */
   1437 void
   1438 xmlDebugDumpOneNode(FILE * output, xmlNodePtr node, int depth)
   1439 {
   1440     xmlDebugCtxt ctxt;
   1441 
   1442     if (output == NULL) return;
   1443     xmlCtxtDumpInitCtxt(&ctxt);
   1444     ctxt.output = output;
   1445     ctxt.depth = depth;
   1446     xmlCtxtDumpOneNode(&ctxt, node);
   1447     xmlCtxtDumpCleanCtxt(&ctxt);
   1448 }
   1449 
   1450 /**
   1451  * xmlDebugDumpNode:
   1452  * @output:  the FILE * for the output
   1453  * @node:  the node
   1454  * @depth:  the indentation level.
   1455  *
   1456  * Dumps debug information for the element node, it is recursive
   1457  */
   1458 void
   1459 xmlDebugDumpNode(FILE * output, xmlNodePtr node, int depth)
   1460 {
   1461     xmlDebugCtxt ctxt;
   1462 
   1463     if (output == NULL)
   1464 	output = stdout;
   1465     xmlCtxtDumpInitCtxt(&ctxt);
   1466     ctxt.output = output;
   1467     ctxt.depth = depth;
   1468     xmlCtxtDumpNode(&ctxt, node);
   1469     xmlCtxtDumpCleanCtxt(&ctxt);
   1470 }
   1471 
   1472 /**
   1473  * xmlDebugDumpNodeList:
   1474  * @output:  the FILE * for the output
   1475  * @node:  the node list
   1476  * @depth:  the indentation level.
   1477  *
   1478  * Dumps debug information for the list of element node, it is recursive
   1479  */
   1480 void
   1481 xmlDebugDumpNodeList(FILE * output, xmlNodePtr node, int depth)
   1482 {
   1483     xmlDebugCtxt ctxt;
   1484 
   1485     if (output == NULL)
   1486 	output = stdout;
   1487     xmlCtxtDumpInitCtxt(&ctxt);
   1488     ctxt.output = output;
   1489     ctxt.depth = depth;
   1490     xmlCtxtDumpNodeList(&ctxt, node);
   1491     xmlCtxtDumpCleanCtxt(&ctxt);
   1492 }
   1493 
   1494 /**
   1495  * xmlDebugDumpDocumentHead:
   1496  * @output:  the FILE * for the output
   1497  * @doc:  the document
   1498  *
   1499  * Dumps debug information cncerning the document, not recursive
   1500  */
   1501 void
   1502 xmlDebugDumpDocumentHead(FILE * output, xmlDocPtr doc)
   1503 {
   1504     xmlDebugCtxt ctxt;
   1505 
   1506     if (output == NULL)
   1507 	output = stdout;
   1508     xmlCtxtDumpInitCtxt(&ctxt);
   1509     ctxt.options |= DUMP_TEXT_TYPE;
   1510     ctxt.output = output;
   1511     xmlCtxtDumpDocumentHead(&ctxt, doc);
   1512     xmlCtxtDumpCleanCtxt(&ctxt);
   1513 }
   1514 
   1515 /**
   1516  * xmlDebugDumpDocument:
   1517  * @output:  the FILE * for the output
   1518  * @doc:  the document
   1519  *
   1520  * Dumps debug information for the document, it's recursive
   1521  */
   1522 void
   1523 xmlDebugDumpDocument(FILE * output, xmlDocPtr doc)
   1524 {
   1525     xmlDebugCtxt ctxt;
   1526 
   1527     if (output == NULL)
   1528 	output = stdout;
   1529     xmlCtxtDumpInitCtxt(&ctxt);
   1530     ctxt.options |= DUMP_TEXT_TYPE;
   1531     ctxt.output = output;
   1532     xmlCtxtDumpDocument(&ctxt, doc);
   1533     xmlCtxtDumpCleanCtxt(&ctxt);
   1534 }
   1535 
   1536 /**
   1537  * xmlDebugDumpDTD:
   1538  * @output:  the FILE * for the output
   1539  * @dtd:  the DTD
   1540  *
   1541  * Dumps debug information for the DTD
   1542  */
   1543 void
   1544 xmlDebugDumpDTD(FILE * output, xmlDtdPtr dtd)
   1545 {
   1546     xmlDebugCtxt ctxt;
   1547 
   1548     if (output == NULL)
   1549 	output = stdout;
   1550     xmlCtxtDumpInitCtxt(&ctxt);
   1551     ctxt.options |= DUMP_TEXT_TYPE;
   1552     ctxt.output = output;
   1553     xmlCtxtDumpDTD(&ctxt, dtd);
   1554     xmlCtxtDumpCleanCtxt(&ctxt);
   1555 }
   1556 
   1557 /************************************************************************
   1558  *									*
   1559  *			Public entry points for checkings		*
   1560  *									*
   1561  ************************************************************************/
   1562 
   1563 /**
   1564  * xmlDebugCheckDocument:
   1565  * @output:  the FILE * for the output
   1566  * @doc:  the document
   1567  *
   1568  * Check the document for potential content problems, and output
   1569  * the errors to @output
   1570  *
   1571  * Returns the number of errors found
   1572  */
   1573 int
   1574 xmlDebugCheckDocument(FILE * output, xmlDocPtr doc)
   1575 {
   1576     xmlDebugCtxt ctxt;
   1577 
   1578     if (output == NULL)
   1579 	output = stdout;
   1580     xmlCtxtDumpInitCtxt(&ctxt);
   1581     ctxt.output = output;
   1582     ctxt.check = 1;
   1583     xmlCtxtDumpDocument(&ctxt, doc);
   1584     xmlCtxtDumpCleanCtxt(&ctxt);
   1585     return(ctxt.errors);
   1586 }
   1587 
   1588 /************************************************************************
   1589  *									*
   1590  *			Helpers for Shell				*
   1591  *									*
   1592  ************************************************************************/
   1593 
   1594 /**
   1595  * xmlLsCountNode:
   1596  * @node:  the node to count
   1597  *
   1598  * Count the children of @node.
   1599  *
   1600  * Returns the number of children of @node.
   1601  */
   1602 int
   1603 xmlLsCountNode(xmlNodePtr node) {
   1604     int ret = 0;
   1605     xmlNodePtr list = NULL;
   1606 
   1607     if (node == NULL)
   1608 	return(0);
   1609 
   1610     switch (node->type) {
   1611 	case XML_ELEMENT_NODE:
   1612 	    list = node->children;
   1613 	    break;
   1614 	case XML_DOCUMENT_NODE:
   1615 	case XML_HTML_DOCUMENT_NODE:
   1616 #ifdef LIBXML_DOCB_ENABLED
   1617 	case XML_DOCB_DOCUMENT_NODE:
   1618 #endif
   1619 	    list = ((xmlDocPtr) node)->children;
   1620 	    break;
   1621 	case XML_ATTRIBUTE_NODE:
   1622 	    list = ((xmlAttrPtr) node)->children;
   1623 	    break;
   1624 	case XML_TEXT_NODE:
   1625 	case XML_CDATA_SECTION_NODE:
   1626 	case XML_PI_NODE:
   1627 	case XML_COMMENT_NODE:
   1628 	    if (node->content != NULL) {
   1629 		ret = xmlStrlen(node->content);
   1630             }
   1631 	    break;
   1632 	case XML_ENTITY_REF_NODE:
   1633 	case XML_DOCUMENT_TYPE_NODE:
   1634 	case XML_ENTITY_NODE:
   1635 	case XML_DOCUMENT_FRAG_NODE:
   1636 	case XML_NOTATION_NODE:
   1637 	case XML_DTD_NODE:
   1638         case XML_ELEMENT_DECL:
   1639         case XML_ATTRIBUTE_DECL:
   1640         case XML_ENTITY_DECL:
   1641 	case XML_NAMESPACE_DECL:
   1642 	case XML_XINCLUDE_START:
   1643 	case XML_XINCLUDE_END:
   1644 	    ret = 1;
   1645 	    break;
   1646     }
   1647     for (;list != NULL;ret++)
   1648         list = list->next;
   1649     return(ret);
   1650 }
   1651 
   1652 /**
   1653  * xmlLsOneNode:
   1654  * @output:  the FILE * for the output
   1655  * @node:  the node to dump
   1656  *
   1657  * Dump to @output the type and name of @node.
   1658  */
   1659 void
   1660 xmlLsOneNode(FILE *output, xmlNodePtr node) {
   1661     if (output == NULL) return;
   1662     if (node == NULL) {
   1663 	fprintf(output, "NULL\n");
   1664 	return;
   1665     }
   1666     switch (node->type) {
   1667 	case XML_ELEMENT_NODE:
   1668 	    fprintf(output, "-");
   1669 	    break;
   1670 	case XML_ATTRIBUTE_NODE:
   1671 	    fprintf(output, "a");
   1672 	    break;
   1673 	case XML_TEXT_NODE:
   1674 	    fprintf(output, "t");
   1675 	    break;
   1676 	case XML_CDATA_SECTION_NODE:
   1677 	    fprintf(output, "C");
   1678 	    break;
   1679 	case XML_ENTITY_REF_NODE:
   1680 	    fprintf(output, "e");
   1681 	    break;
   1682 	case XML_ENTITY_NODE:
   1683 	    fprintf(output, "E");
   1684 	    break;
   1685 	case XML_PI_NODE:
   1686 	    fprintf(output, "p");
   1687 	    break;
   1688 	case XML_COMMENT_NODE:
   1689 	    fprintf(output, "c");
   1690 	    break;
   1691 	case XML_DOCUMENT_NODE:
   1692 	    fprintf(output, "d");
   1693 	    break;
   1694 	case XML_HTML_DOCUMENT_NODE:
   1695 	    fprintf(output, "h");
   1696 	    break;
   1697 	case XML_DOCUMENT_TYPE_NODE:
   1698 	    fprintf(output, "T");
   1699 	    break;
   1700 	case XML_DOCUMENT_FRAG_NODE:
   1701 	    fprintf(output, "F");
   1702 	    break;
   1703 	case XML_NOTATION_NODE:
   1704 	    fprintf(output, "N");
   1705 	    break;
   1706 	case XML_NAMESPACE_DECL:
   1707 	    fprintf(output, "n");
   1708 	    break;
   1709 	default:
   1710 	    fprintf(output, "?");
   1711     }
   1712     if (node->type != XML_NAMESPACE_DECL) {
   1713 	if (node->properties != NULL)
   1714 	    fprintf(output, "a");
   1715 	else
   1716 	    fprintf(output, "-");
   1717 	if (node->nsDef != NULL)
   1718 	    fprintf(output, "n");
   1719 	else
   1720 	    fprintf(output, "-");
   1721     }
   1722 
   1723     fprintf(output, " %8d ", xmlLsCountNode(node));
   1724 
   1725     switch (node->type) {
   1726 	case XML_ELEMENT_NODE:
   1727 	    if (node->name != NULL)
   1728 		fprintf(output, "%s", (const char *) node->name);
   1729 	    break;
   1730 	case XML_ATTRIBUTE_NODE:
   1731 	    if (node->name != NULL)
   1732 		fprintf(output, "%s", (const char *) node->name);
   1733 	    break;
   1734 	case XML_TEXT_NODE:
   1735 	    if (node->content != NULL) {
   1736 		xmlDebugDumpString(output, node->content);
   1737             }
   1738 	    break;
   1739 	case XML_CDATA_SECTION_NODE:
   1740 	    break;
   1741 	case XML_ENTITY_REF_NODE:
   1742 	    if (node->name != NULL)
   1743 		fprintf(output, "%s", (const char *) node->name);
   1744 	    break;
   1745 	case XML_ENTITY_NODE:
   1746 	    if (node->name != NULL)
   1747 		fprintf(output, "%s", (const char *) node->name);
   1748 	    break;
   1749 	case XML_PI_NODE:
   1750 	    if (node->name != NULL)
   1751 		fprintf(output, "%s", (const char *) node->name);
   1752 	    break;
   1753 	case XML_COMMENT_NODE:
   1754 	    break;
   1755 	case XML_DOCUMENT_NODE:
   1756 	    break;
   1757 	case XML_HTML_DOCUMENT_NODE:
   1758 	    break;
   1759 	case XML_DOCUMENT_TYPE_NODE:
   1760 	    break;
   1761 	case XML_DOCUMENT_FRAG_NODE:
   1762 	    break;
   1763 	case XML_NOTATION_NODE:
   1764 	    break;
   1765 	case XML_NAMESPACE_DECL: {
   1766 	    xmlNsPtr ns = (xmlNsPtr) node;
   1767 
   1768 	    if (ns->prefix == NULL)
   1769 		fprintf(output, "default -> %s", (char *)ns->href);
   1770 	    else
   1771 		fprintf(output, "%s -> %s", (char *)ns->prefix,
   1772 			(char *)ns->href);
   1773 	    break;
   1774 	}
   1775 	default:
   1776 	    if (node->name != NULL)
   1777 		fprintf(output, "%s", (const char *) node->name);
   1778     }
   1779     fprintf(output, "\n");
   1780 }
   1781 
   1782 /**
   1783  * xmlBoolToText:
   1784  * @boolval: a bool to turn into text
   1785  *
   1786  * Convenient way to turn bool into text
   1787  *
   1788  * Returns a pointer to either "True" or "False"
   1789  */
   1790 const char *
   1791 xmlBoolToText(int boolval)
   1792 {
   1793     if (boolval)
   1794         return("True");
   1795     else
   1796         return("False");
   1797 }
   1798 
   1799 #ifdef LIBXML_XPATH_ENABLED
   1800 /****************************************************************
   1801  *								*
   1802  *	 	The XML shell related functions			*
   1803  *								*
   1804  ****************************************************************/
   1805 
   1806 
   1807 
   1808 /*
   1809  * TODO: Improvement/cleanups for the XML shell
   1810  *     - allow to shell out an editor on a subpart
   1811  *     - cleanup function registrations (with help) and calling
   1812  *     - provide registration routines
   1813  */
   1814 
   1815 /**
   1816  * xmlShellPrintXPathError:
   1817  * @errorType: valid xpath error id
   1818  * @arg: the argument that cause xpath to fail
   1819  *
   1820  * Print the xpath error to libxml default error channel
   1821  */
   1822 void
   1823 xmlShellPrintXPathError(int errorType, const char *arg)
   1824 {
   1825     const char *default_arg = "Result";
   1826 
   1827     if (!arg)
   1828         arg = default_arg;
   1829 
   1830     switch (errorType) {
   1831         case XPATH_UNDEFINED:
   1832             xmlGenericError(xmlGenericErrorContext,
   1833                             "%s: no such node\n", arg);
   1834             break;
   1835 
   1836         case XPATH_BOOLEAN:
   1837             xmlGenericError(xmlGenericErrorContext,
   1838                             "%s is a Boolean\n", arg);
   1839             break;
   1840         case XPATH_NUMBER:
   1841             xmlGenericError(xmlGenericErrorContext,
   1842                             "%s is a number\n", arg);
   1843             break;
   1844         case XPATH_STRING:
   1845             xmlGenericError(xmlGenericErrorContext,
   1846                             "%s is a string\n", arg);
   1847             break;
   1848         case XPATH_POINT:
   1849             xmlGenericError(xmlGenericErrorContext,
   1850                             "%s is a point\n", arg);
   1851             break;
   1852         case XPATH_RANGE:
   1853             xmlGenericError(xmlGenericErrorContext,
   1854                             "%s is a range\n", arg);
   1855             break;
   1856         case XPATH_LOCATIONSET:
   1857             xmlGenericError(xmlGenericErrorContext,
   1858                             "%s is a range\n", arg);
   1859             break;
   1860         case XPATH_USERS:
   1861             xmlGenericError(xmlGenericErrorContext,
   1862                             "%s is user-defined\n", arg);
   1863             break;
   1864         case XPATH_XSLT_TREE:
   1865             xmlGenericError(xmlGenericErrorContext,
   1866                             "%s is an XSLT value tree\n", arg);
   1867             break;
   1868     }
   1869 #if 0
   1870     xmlGenericError(xmlGenericErrorContext,
   1871                     "Try casting the result string function (xpath builtin)\n",
   1872                     arg);
   1873 #endif
   1874 }
   1875 
   1876 
   1877 #ifdef LIBXML_OUTPUT_ENABLED
   1878 /**
   1879  * xmlShellPrintNodeCtxt:
   1880  * @ctxt : a non-null shell context
   1881  * @node : a non-null node to print to the output FILE
   1882  *
   1883  * Print node to the output FILE
   1884  */
   1885 static void
   1886 xmlShellPrintNodeCtxt(xmlShellCtxtPtr ctxt,xmlNodePtr node)
   1887 {
   1888     FILE *fp;
   1889 
   1890     if (!node)
   1891         return;
   1892     if (ctxt == NULL)
   1893 	fp = stdout;
   1894     else
   1895 	fp = ctxt->output;
   1896 
   1897     if (node->type == XML_DOCUMENT_NODE)
   1898         xmlDocDump(fp, (xmlDocPtr) node);
   1899     else if (node->type == XML_ATTRIBUTE_NODE)
   1900         xmlDebugDumpAttrList(fp, (xmlAttrPtr) node, 0);
   1901     else
   1902         xmlElemDump(fp, node->doc, node);
   1903 
   1904     fprintf(fp, "\n");
   1905 }
   1906 
   1907 /**
   1908  * xmlShellPrintNode:
   1909  * @node : a non-null node to print to the output FILE
   1910  *
   1911  * Print node to the output FILE
   1912  */
   1913 void
   1914 xmlShellPrintNode(xmlNodePtr node)
   1915 {
   1916     xmlShellPrintNodeCtxt(NULL, node);
   1917 }
   1918 #endif /* LIBXML_OUTPUT_ENABLED */
   1919 
   1920 /**
   1921  * xmlShellPrintXPathResultCtxt:
   1922  * @ctxt: a valid shell context
   1923  * @list: a valid result generated by an xpath evaluation
   1924  *
   1925  * Prints result to the output FILE
   1926  */
   1927 static void
   1928 xmlShellPrintXPathResultCtxt(xmlShellCtxtPtr ctxt,xmlXPathObjectPtr list)
   1929 {
   1930     if (!ctxt)
   1931        return;
   1932 
   1933     if (list != NULL) {
   1934         switch (list->type) {
   1935             case XPATH_NODESET:{
   1936 #ifdef LIBXML_OUTPUT_ENABLED
   1937                     int indx;
   1938 
   1939                     if (list->nodesetval) {
   1940                         for (indx = 0; indx < list->nodesetval->nodeNr;
   1941                              indx++) {
   1942                             xmlShellPrintNodeCtxt(ctxt,
   1943 				    list->nodesetval->nodeTab[indx]);
   1944                         }
   1945                     } else {
   1946                         xmlGenericError(xmlGenericErrorContext,
   1947                                         "Empty node set\n");
   1948                     }
   1949                     break;
   1950 #else
   1951 		    xmlGenericError(xmlGenericErrorContext,
   1952 				    "Node set\n");
   1953 #endif /* LIBXML_OUTPUT_ENABLED */
   1954                 }
   1955             case XPATH_BOOLEAN:
   1956                 xmlGenericError(xmlGenericErrorContext,
   1957                                 "Is a Boolean:%s\n",
   1958                                 xmlBoolToText(list->boolval));
   1959                 break;
   1960             case XPATH_NUMBER:
   1961                 xmlGenericError(xmlGenericErrorContext,
   1962                                 "Is a number:%0g\n", list->floatval);
   1963                 break;
   1964             case XPATH_STRING:
   1965                 xmlGenericError(xmlGenericErrorContext,
   1966                                 "Is a string:%s\n", list->stringval);
   1967                 break;
   1968 
   1969             default:
   1970                 xmlShellPrintXPathError(list->type, NULL);
   1971         }
   1972     }
   1973 }
   1974 
   1975 /**
   1976  * xmlShellPrintXPathResult:
   1977  * @list: a valid result generated by an xpath evaluation
   1978  *
   1979  * Prints result to the output FILE
   1980  */
   1981 void
   1982 xmlShellPrintXPathResult(xmlXPathObjectPtr list)
   1983 {
   1984     xmlShellPrintXPathResultCtxt(NULL, list);
   1985 }
   1986 
   1987 /**
   1988  * xmlShellList:
   1989  * @ctxt:  the shell context
   1990  * @arg:  unused
   1991  * @node:  a node
   1992  * @node2:  unused
   1993  *
   1994  * Implements the XML shell function "ls"
   1995  * Does an Unix like listing of the given node (like a directory)
   1996  *
   1997  * Returns 0
   1998  */
   1999 int
   2000 xmlShellList(xmlShellCtxtPtr ctxt,
   2001              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
   2002              xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2003 {
   2004     xmlNodePtr cur;
   2005     if (!ctxt)
   2006         return (0);
   2007     if (node == NULL) {
   2008 	fprintf(ctxt->output, "NULL\n");
   2009 	return (0);
   2010     }
   2011     if ((node->type == XML_DOCUMENT_NODE) ||
   2012         (node->type == XML_HTML_DOCUMENT_NODE)) {
   2013         cur = ((xmlDocPtr) node)->children;
   2014     } else if (node->type == XML_NAMESPACE_DECL) {
   2015         xmlLsOneNode(ctxt->output, node);
   2016         return (0);
   2017     } else if (node->children != NULL) {
   2018         cur = node->children;
   2019     } else {
   2020         xmlLsOneNode(ctxt->output, node);
   2021         return (0);
   2022     }
   2023     while (cur != NULL) {
   2024         xmlLsOneNode(ctxt->output, cur);
   2025         cur = cur->next;
   2026     }
   2027     return (0);
   2028 }
   2029 
   2030 /**
   2031  * xmlShellBase:
   2032  * @ctxt:  the shell context
   2033  * @arg:  unused
   2034  * @node:  a node
   2035  * @node2:  unused
   2036  *
   2037  * Implements the XML shell function "base"
   2038  * dumps the current XML base of the node
   2039  *
   2040  * Returns 0
   2041  */
   2042 int
   2043 xmlShellBase(xmlShellCtxtPtr ctxt,
   2044              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
   2045              xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2046 {
   2047     xmlChar *base;
   2048     if (!ctxt)
   2049         return 0;
   2050     if (node == NULL) {
   2051 	fprintf(ctxt->output, "NULL\n");
   2052 	return (0);
   2053     }
   2054 
   2055     base = xmlNodeGetBase(node->doc, node);
   2056 
   2057     if (base == NULL) {
   2058         fprintf(ctxt->output, " No base found !!!\n");
   2059     } else {
   2060         fprintf(ctxt->output, "%s\n", base);
   2061         xmlFree(base);
   2062     }
   2063     return (0);
   2064 }
   2065 
   2066 #ifdef LIBXML_TREE_ENABLED
   2067 /**
   2068  * xmlShellSetBase:
   2069  * @ctxt:  the shell context
   2070  * @arg:  the new base
   2071  * @node:  a node
   2072  * @node2:  unused
   2073  *
   2074  * Implements the XML shell function "setbase"
   2075  * change the current XML base of the node
   2076  *
   2077  * Returns 0
   2078  */
   2079 static int
   2080 xmlShellSetBase(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
   2081              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
   2082              xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2083 {
   2084     xmlNodeSetBase(node, (xmlChar*) arg);
   2085     return (0);
   2086 }
   2087 #endif
   2088 
   2089 #ifdef LIBXML_XPATH_ENABLED
   2090 /**
   2091  * xmlShellRegisterNamespace:
   2092  * @ctxt:  the shell context
   2093  * @arg:  a string in prefix=nsuri format
   2094  * @node:  unused
   2095  * @node2:  unused
   2096  *
   2097  * Implements the XML shell function "setns"
   2098  * register/unregister a prefix=namespace pair
   2099  * on the XPath context
   2100  *
   2101  * Returns 0 on success and a negative value otherwise.
   2102  */
   2103 static int
   2104 xmlShellRegisterNamespace(xmlShellCtxtPtr ctxt, char *arg,
   2105       xmlNodePtr node ATTRIBUTE_UNUSED, xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2106 {
   2107     xmlChar* nsListDup;
   2108     xmlChar* prefix;
   2109     xmlChar* href;
   2110     xmlChar* next;
   2111 
   2112     nsListDup = xmlStrdup((xmlChar *) arg);
   2113     next = nsListDup;
   2114     while(next != NULL) {
   2115 	/* skip spaces */
   2116 	/*while((*next) == ' ') next++;*/
   2117 	if((*next) == '\0') break;
   2118 
   2119 	/* find prefix */
   2120 	prefix = next;
   2121 	next = (xmlChar*)xmlStrchr(next, '=');
   2122 	if(next == NULL) {
   2123 	    fprintf(ctxt->output, "setns: prefix=[nsuri] required\n");
   2124 	    xmlFree(nsListDup);
   2125 	    return(-1);
   2126 	}
   2127 	*(next++) = '\0';
   2128 
   2129 	/* find href */
   2130 	href = next;
   2131 	next = (xmlChar*)xmlStrchr(next, ' ');
   2132 	if(next != NULL) {
   2133 	    *(next++) = '\0';
   2134 	}
   2135 
   2136 	/* do register namespace */
   2137 	if(xmlXPathRegisterNs(ctxt->pctxt, prefix, href) != 0) {
   2138 	    fprintf(ctxt->output,"Error: unable to register NS with prefix=\"%s\" and href=\"%s\"\n", prefix, href);
   2139 	    xmlFree(nsListDup);
   2140 	    return(-1);
   2141 	}
   2142     }
   2143 
   2144     xmlFree(nsListDup);
   2145     return(0);
   2146 }
   2147 /**
   2148  * xmlShellRegisterRootNamespaces:
   2149  * @ctxt:  the shell context
   2150  * @arg:  unused
   2151  * @node:  the root element
   2152  * @node2:  unused
   2153  *
   2154  * Implements the XML shell function "setrootns"
   2155  * which registers all namespaces declarations found on the root element.
   2156  *
   2157  * Returns 0 on success and a negative value otherwise.
   2158  */
   2159 static int
   2160 xmlShellRegisterRootNamespaces(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
   2161       xmlNodePtr root, xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2162 {
   2163     xmlNsPtr ns;
   2164 
   2165     if ((root == NULL) || (root->type != XML_ELEMENT_NODE) ||
   2166         (root->nsDef == NULL) || (ctxt == NULL) || (ctxt->pctxt == NULL))
   2167 	return(-1);
   2168     ns = root->nsDef;
   2169     while (ns != NULL) {
   2170         if (ns->prefix == NULL)
   2171 	    xmlXPathRegisterNs(ctxt->pctxt, BAD_CAST "defaultns", ns->href);
   2172 	else
   2173 	    xmlXPathRegisterNs(ctxt->pctxt, ns->prefix, ns->href);
   2174         ns = ns->next;
   2175     }
   2176     return(0);
   2177 }
   2178 #endif
   2179 
   2180 /**
   2181  * xmlShellGrep:
   2182  * @ctxt:  the shell context
   2183  * @arg:  the string or regular expression to find
   2184  * @node:  a node
   2185  * @node2:  unused
   2186  *
   2187  * Implements the XML shell function "grep"
   2188  * dumps informations about the node (namespace, attributes, content).
   2189  *
   2190  * Returns 0
   2191  */
   2192 static int
   2193 xmlShellGrep(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
   2194             char *arg, xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2195 {
   2196     if (!ctxt)
   2197         return (0);
   2198     if (node == NULL)
   2199 	return (0);
   2200     if (arg == NULL)
   2201 	return (0);
   2202 #ifdef LIBXML_REGEXP_ENABLED
   2203     if ((xmlStrchr((xmlChar *) arg, '?')) ||
   2204 	(xmlStrchr((xmlChar *) arg, '*')) ||
   2205 	(xmlStrchr((xmlChar *) arg, '.')) ||
   2206 	(xmlStrchr((xmlChar *) arg, '['))) {
   2207     }
   2208 #endif
   2209     while (node != NULL) {
   2210         if (node->type == XML_COMMENT_NODE) {
   2211 	    if (xmlStrstr(node->content, (xmlChar *) arg)) {
   2212 
   2213 		fprintf(ctxt->output, "%s : ", xmlGetNodePath(node));
   2214                 xmlShellList(ctxt, NULL, node, NULL);
   2215 	    }
   2216         } else if (node->type == XML_TEXT_NODE) {
   2217 	    if (xmlStrstr(node->content, (xmlChar *) arg)) {
   2218 
   2219 		fprintf(ctxt->output, "%s : ", xmlGetNodePath(node->parent));
   2220                 xmlShellList(ctxt, NULL, node->parent, NULL);
   2221 	    }
   2222         }
   2223 
   2224         /*
   2225          * Browse the full subtree, deep first
   2226          */
   2227 
   2228         if ((node->type == XML_DOCUMENT_NODE) ||
   2229             (node->type == XML_HTML_DOCUMENT_NODE)) {
   2230             node = ((xmlDocPtr) node)->children;
   2231         } else if ((node->children != NULL)
   2232                    && (node->type != XML_ENTITY_REF_NODE)) {
   2233             /* deep first */
   2234             node = node->children;
   2235         } else if (node->next != NULL) {
   2236             /* then siblings */
   2237             node = node->next;
   2238         } else {
   2239             /* go up to parents->next if needed */
   2240             while (node != NULL) {
   2241                 if (node->parent != NULL) {
   2242                     node = node->parent;
   2243                 }
   2244                 if (node->next != NULL) {
   2245                     node = node->next;
   2246                     break;
   2247                 }
   2248                 if (node->parent == NULL) {
   2249                     node = NULL;
   2250                     break;
   2251                 }
   2252             }
   2253 	}
   2254     }
   2255     return (0);
   2256 }
   2257 
   2258 /**
   2259  * xmlShellDir:
   2260  * @ctxt:  the shell context
   2261  * @arg:  unused
   2262  * @node:  a node
   2263  * @node2:  unused
   2264  *
   2265  * Implements the XML shell function "dir"
   2266  * dumps informations about the node (namespace, attributes, content).
   2267  *
   2268  * Returns 0
   2269  */
   2270 int
   2271 xmlShellDir(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
   2272             char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
   2273             xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2274 {
   2275     if (!ctxt)
   2276         return (0);
   2277     if (node == NULL) {
   2278 	fprintf(ctxt->output, "NULL\n");
   2279 	return (0);
   2280     }
   2281     if ((node->type == XML_DOCUMENT_NODE) ||
   2282         (node->type == XML_HTML_DOCUMENT_NODE)) {
   2283         xmlDebugDumpDocumentHead(ctxt->output, (xmlDocPtr) node);
   2284     } else if (node->type == XML_ATTRIBUTE_NODE) {
   2285         xmlDebugDumpAttr(ctxt->output, (xmlAttrPtr) node, 0);
   2286     } else {
   2287         xmlDebugDumpOneNode(ctxt->output, node, 0);
   2288     }
   2289     return (0);
   2290 }
   2291 
   2292 /**
   2293  * xmlShellSetContent:
   2294  * @ctxt:  the shell context
   2295  * @value:  the content as a string
   2296  * @node:  a node
   2297  * @node2:  unused
   2298  *
   2299  * Implements the XML shell function "dir"
   2300  * dumps informations about the node (namespace, attributes, content).
   2301  *
   2302  * Returns 0
   2303  */
   2304 static int
   2305 xmlShellSetContent(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
   2306             char *value, xmlNodePtr node,
   2307             xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2308 {
   2309     xmlNodePtr results;
   2310     xmlParserErrors ret;
   2311 
   2312     if (!ctxt)
   2313         return (0);
   2314     if (node == NULL) {
   2315 	fprintf(ctxt->output, "NULL\n");
   2316 	return (0);
   2317     }
   2318     if (value == NULL) {
   2319         fprintf(ctxt->output, "NULL\n");
   2320 	return (0);
   2321     }
   2322 
   2323     ret = xmlParseInNodeContext(node, value, strlen(value), 0, &results);
   2324     if (ret == XML_ERR_OK) {
   2325 	if (node->children != NULL) {
   2326 	    xmlFreeNodeList(node->children);
   2327 	    node->children = NULL;
   2328 	    node->last = NULL;
   2329 	}
   2330 	xmlAddChildList(node, results);
   2331     } else {
   2332         fprintf(ctxt->output, "failed to parse content\n");
   2333     }
   2334     return (0);
   2335 }
   2336 
   2337 #ifdef LIBXML_SCHEMAS_ENABLED
   2338 /**
   2339  * xmlShellRNGValidate:
   2340  * @ctxt:  the shell context
   2341  * @schemas:  the path to the Relax-NG schemas
   2342  * @node:  a node
   2343  * @node2:  unused
   2344  *
   2345  * Implements the XML shell function "relaxng"
   2346  * validating the instance against a Relax-NG schemas
   2347  *
   2348  * Returns 0
   2349  */
   2350 static int
   2351 xmlShellRNGValidate(xmlShellCtxtPtr sctxt, char *schemas,
   2352             xmlNodePtr node ATTRIBUTE_UNUSED,
   2353 	    xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2354 {
   2355     xmlRelaxNGPtr relaxngschemas;
   2356     xmlRelaxNGParserCtxtPtr ctxt;
   2357     xmlRelaxNGValidCtxtPtr vctxt;
   2358     int ret;
   2359 
   2360     ctxt = xmlRelaxNGNewParserCtxt(schemas);
   2361     xmlRelaxNGSetParserErrors(ctxt,
   2362 	    (xmlRelaxNGValidityErrorFunc) fprintf,
   2363 	    (xmlRelaxNGValidityWarningFunc) fprintf,
   2364 	    stderr);
   2365     relaxngschemas = xmlRelaxNGParse(ctxt);
   2366     xmlRelaxNGFreeParserCtxt(ctxt);
   2367     if (relaxngschemas == NULL) {
   2368 	xmlGenericError(xmlGenericErrorContext,
   2369 		"Relax-NG schema %s failed to compile\n", schemas);
   2370 	return(-1);
   2371     }
   2372     vctxt = xmlRelaxNGNewValidCtxt(relaxngschemas);
   2373     xmlRelaxNGSetValidErrors(vctxt,
   2374 	    (xmlRelaxNGValidityErrorFunc) fprintf,
   2375 	    (xmlRelaxNGValidityWarningFunc) fprintf,
   2376 	    stderr);
   2377     ret = xmlRelaxNGValidateDoc(vctxt, sctxt->doc);
   2378     if (ret == 0) {
   2379 	fprintf(stderr, "%s validates\n", sctxt->filename);
   2380     } else if (ret > 0) {
   2381 	fprintf(stderr, "%s fails to validate\n", sctxt->filename);
   2382     } else {
   2383 	fprintf(stderr, "%s validation generated an internal error\n",
   2384 	       sctxt->filename);
   2385     }
   2386     xmlRelaxNGFreeValidCtxt(vctxt);
   2387     if (relaxngschemas != NULL)
   2388 	xmlRelaxNGFree(relaxngschemas);
   2389     return(0);
   2390 }
   2391 #endif
   2392 
   2393 #ifdef LIBXML_OUTPUT_ENABLED
   2394 /**
   2395  * xmlShellCat:
   2396  * @ctxt:  the shell context
   2397  * @arg:  unused
   2398  * @node:  a node
   2399  * @node2:  unused
   2400  *
   2401  * Implements the XML shell function "cat"
   2402  * dumps the serialization node content (XML or HTML).
   2403  *
   2404  * Returns 0
   2405  */
   2406 int
   2407 xmlShellCat(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
   2408             xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2409 {
   2410     if (!ctxt)
   2411         return (0);
   2412     if (node == NULL) {
   2413 	fprintf(ctxt->output, "NULL\n");
   2414 	return (0);
   2415     }
   2416     if (ctxt->doc->type == XML_HTML_DOCUMENT_NODE) {
   2417 #ifdef LIBXML_HTML_ENABLED
   2418         if (node->type == XML_HTML_DOCUMENT_NODE)
   2419             htmlDocDump(ctxt->output, (htmlDocPtr) node);
   2420         else
   2421             htmlNodeDumpFile(ctxt->output, ctxt->doc, node);
   2422 #else
   2423         if (node->type == XML_DOCUMENT_NODE)
   2424             xmlDocDump(ctxt->output, (xmlDocPtr) node);
   2425         else
   2426             xmlElemDump(ctxt->output, ctxt->doc, node);
   2427 #endif /* LIBXML_HTML_ENABLED */
   2428     } else {
   2429         if (node->type == XML_DOCUMENT_NODE)
   2430             xmlDocDump(ctxt->output, (xmlDocPtr) node);
   2431         else
   2432             xmlElemDump(ctxt->output, ctxt->doc, node);
   2433     }
   2434     fprintf(ctxt->output, "\n");
   2435     return (0);
   2436 }
   2437 #endif /* LIBXML_OUTPUT_ENABLED */
   2438 
   2439 /**
   2440  * xmlShellLoad:
   2441  * @ctxt:  the shell context
   2442  * @filename:  the file name
   2443  * @node:  unused
   2444  * @node2:  unused
   2445  *
   2446  * Implements the XML shell function "load"
   2447  * loads a new document specified by the filename
   2448  *
   2449  * Returns 0 or -1 if loading failed
   2450  */
   2451 int
   2452 xmlShellLoad(xmlShellCtxtPtr ctxt, char *filename,
   2453              xmlNodePtr node ATTRIBUTE_UNUSED,
   2454              xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2455 {
   2456     xmlDocPtr doc;
   2457     int html = 0;
   2458 
   2459     if ((ctxt == NULL) || (filename == NULL)) return(-1);
   2460     if (ctxt->doc != NULL)
   2461         html = (ctxt->doc->type == XML_HTML_DOCUMENT_NODE);
   2462 
   2463     if (html) {
   2464 #ifdef LIBXML_HTML_ENABLED
   2465         doc = htmlParseFile(filename, NULL);
   2466 #else
   2467         fprintf(ctxt->output, "HTML support not compiled in\n");
   2468         doc = NULL;
   2469 #endif /* LIBXML_HTML_ENABLED */
   2470     } else {
   2471         doc = xmlReadFile(filename,NULL,0);
   2472     }
   2473     if (doc != NULL) {
   2474         if (ctxt->loaded == 1) {
   2475             xmlFreeDoc(ctxt->doc);
   2476         }
   2477         ctxt->loaded = 1;
   2478 #ifdef LIBXML_XPATH_ENABLED
   2479         xmlXPathFreeContext(ctxt->pctxt);
   2480 #endif /* LIBXML_XPATH_ENABLED */
   2481         xmlFree(ctxt->filename);
   2482         ctxt->doc = doc;
   2483         ctxt->node = (xmlNodePtr) doc;
   2484 #ifdef LIBXML_XPATH_ENABLED
   2485         ctxt->pctxt = xmlXPathNewContext(doc);
   2486 #endif /* LIBXML_XPATH_ENABLED */
   2487         ctxt->filename = (char *) xmlCanonicPath((xmlChar *) filename);
   2488     } else
   2489         return (-1);
   2490     return (0);
   2491 }
   2492 
   2493 #ifdef LIBXML_OUTPUT_ENABLED
   2494 /**
   2495  * xmlShellWrite:
   2496  * @ctxt:  the shell context
   2497  * @filename:  the file name
   2498  * @node:  a node in the tree
   2499  * @node2:  unused
   2500  *
   2501  * Implements the XML shell function "write"
   2502  * Write the current node to the filename, it saves the serialization
   2503  * of the subtree under the @node specified
   2504  *
   2505  * Returns 0 or -1 in case of error
   2506  */
   2507 int
   2508 xmlShellWrite(xmlShellCtxtPtr ctxt, char *filename, xmlNodePtr node,
   2509               xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2510 {
   2511     if (node == NULL)
   2512         return (-1);
   2513     if ((filename == NULL) || (filename[0] == 0)) {
   2514         return (-1);
   2515     }
   2516 #ifdef W_OK
   2517     if (access((char *) filename, W_OK)) {
   2518         xmlGenericError(xmlGenericErrorContext,
   2519                         "Cannot write to %s\n", filename);
   2520         return (-1);
   2521     }
   2522 #endif
   2523     switch (node->type) {
   2524         case XML_DOCUMENT_NODE:
   2525             if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
   2526                 xmlGenericError(xmlGenericErrorContext,
   2527                                 "Failed to write to %s\n", filename);
   2528                 return (-1);
   2529             }
   2530             break;
   2531         case XML_HTML_DOCUMENT_NODE:
   2532 #ifdef LIBXML_HTML_ENABLED
   2533             if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
   2534                 xmlGenericError(xmlGenericErrorContext,
   2535                                 "Failed to write to %s\n", filename);
   2536                 return (-1);
   2537             }
   2538 #else
   2539             if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
   2540                 xmlGenericError(xmlGenericErrorContext,
   2541                                 "Failed to write to %s\n", filename);
   2542                 return (-1);
   2543             }
   2544 #endif /* LIBXML_HTML_ENABLED */
   2545             break;
   2546         default:{
   2547                 FILE *f;
   2548 
   2549                 f = fopen((char *) filename, "w");
   2550                 if (f == NULL) {
   2551                     xmlGenericError(xmlGenericErrorContext,
   2552                                     "Failed to write to %s\n", filename);
   2553                     return (-1);
   2554                 }
   2555                 xmlElemDump(f, ctxt->doc, node);
   2556                 fclose(f);
   2557             }
   2558     }
   2559     return (0);
   2560 }
   2561 
   2562 /**
   2563  * xmlShellSave:
   2564  * @ctxt:  the shell context
   2565  * @filename:  the file name (optional)
   2566  * @node:  unused
   2567  * @node2:  unused
   2568  *
   2569  * Implements the XML shell function "save"
   2570  * Write the current document to the filename, or it's original name
   2571  *
   2572  * Returns 0 or -1 in case of error
   2573  */
   2574 int
   2575 xmlShellSave(xmlShellCtxtPtr ctxt, char *filename,
   2576              xmlNodePtr node ATTRIBUTE_UNUSED,
   2577              xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2578 {
   2579     if ((ctxt == NULL) || (ctxt->doc == NULL))
   2580         return (-1);
   2581     if ((filename == NULL) || (filename[0] == 0))
   2582         filename = ctxt->filename;
   2583     if (filename == NULL)
   2584         return (-1);
   2585 #ifdef W_OK
   2586     if (access((char *) filename, W_OK)) {
   2587         xmlGenericError(xmlGenericErrorContext,
   2588                         "Cannot save to %s\n", filename);
   2589         return (-1);
   2590     }
   2591 #endif
   2592     switch (ctxt->doc->type) {
   2593         case XML_DOCUMENT_NODE:
   2594             if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
   2595                 xmlGenericError(xmlGenericErrorContext,
   2596                                 "Failed to save to %s\n", filename);
   2597             }
   2598             break;
   2599         case XML_HTML_DOCUMENT_NODE:
   2600 #ifdef LIBXML_HTML_ENABLED
   2601             if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
   2602                 xmlGenericError(xmlGenericErrorContext,
   2603                                 "Failed to save to %s\n", filename);
   2604             }
   2605 #else
   2606             if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
   2607                 xmlGenericError(xmlGenericErrorContext,
   2608                                 "Failed to save to %s\n", filename);
   2609             }
   2610 #endif /* LIBXML_HTML_ENABLED */
   2611             break;
   2612         default:
   2613             xmlGenericError(xmlGenericErrorContext,
   2614 	    "To save to subparts of a document use the 'write' command\n");
   2615             return (-1);
   2616 
   2617     }
   2618     return (0);
   2619 }
   2620 #endif /* LIBXML_OUTPUT_ENABLED */
   2621 
   2622 #ifdef LIBXML_VALID_ENABLED
   2623 /**
   2624  * xmlShellValidate:
   2625  * @ctxt:  the shell context
   2626  * @dtd:  the DTD URI (optional)
   2627  * @node:  unused
   2628  * @node2:  unused
   2629  *
   2630  * Implements the XML shell function "validate"
   2631  * Validate the document, if a DTD path is provided, then the validation
   2632  * is done against the given DTD.
   2633  *
   2634  * Returns 0 or -1 in case of error
   2635  */
   2636 int
   2637 xmlShellValidate(xmlShellCtxtPtr ctxt, char *dtd,
   2638                  xmlNodePtr node ATTRIBUTE_UNUSED,
   2639                  xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2640 {
   2641     xmlValidCtxt vctxt;
   2642     int res = -1;
   2643 
   2644     if ((ctxt == NULL) || (ctxt->doc == NULL)) return(-1);
   2645     vctxt.userData = stderr;
   2646     vctxt.error = (xmlValidityErrorFunc) fprintf;
   2647     vctxt.warning = (xmlValidityWarningFunc) fprintf;
   2648 
   2649     if ((dtd == NULL) || (dtd[0] == 0)) {
   2650         res = xmlValidateDocument(&vctxt, ctxt->doc);
   2651     } else {
   2652         xmlDtdPtr subset;
   2653 
   2654         subset = xmlParseDTD(NULL, (xmlChar *) dtd);
   2655         if (subset != NULL) {
   2656             res = xmlValidateDtd(&vctxt, ctxt->doc, subset);
   2657 
   2658             xmlFreeDtd(subset);
   2659         }
   2660     }
   2661     return (res);
   2662 }
   2663 #endif /* LIBXML_VALID_ENABLED */
   2664 
   2665 /**
   2666  * xmlShellDu:
   2667  * @ctxt:  the shell context
   2668  * @arg:  unused
   2669  * @tree:  a node defining a subtree
   2670  * @node2:  unused
   2671  *
   2672  * Implements the XML shell function "du"
   2673  * show the structure of the subtree under node @tree
   2674  * If @tree is null, the command works on the current node.
   2675  *
   2676  * Returns 0 or -1 in case of error
   2677  */
   2678 int
   2679 xmlShellDu(xmlShellCtxtPtr ctxt,
   2680            char *arg ATTRIBUTE_UNUSED, xmlNodePtr tree,
   2681            xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2682 {
   2683     xmlNodePtr node;
   2684     int indent = 0, i;
   2685 
   2686     if (!ctxt)
   2687 	return (-1);
   2688 
   2689     if (tree == NULL)
   2690         return (-1);
   2691     node = tree;
   2692     while (node != NULL) {
   2693         if ((node->type == XML_DOCUMENT_NODE) ||
   2694             (node->type == XML_HTML_DOCUMENT_NODE)) {
   2695             fprintf(ctxt->output, "/\n");
   2696         } else if (node->type == XML_ELEMENT_NODE) {
   2697             for (i = 0; i < indent; i++)
   2698                 fprintf(ctxt->output, "  ");
   2699             fprintf(ctxt->output, "%s\n", node->name);
   2700         } else {
   2701         }
   2702 
   2703         /*
   2704          * Browse the full subtree, deep first
   2705          */
   2706 
   2707         if ((node->type == XML_DOCUMENT_NODE) ||
   2708             (node->type == XML_HTML_DOCUMENT_NODE)) {
   2709             node = ((xmlDocPtr) node)->children;
   2710         } else if ((node->children != NULL)
   2711                    && (node->type != XML_ENTITY_REF_NODE)) {
   2712             /* deep first */
   2713             node = node->children;
   2714             indent++;
   2715         } else if ((node != tree) && (node->next != NULL)) {
   2716             /* then siblings */
   2717             node = node->next;
   2718         } else if (node != tree) {
   2719             /* go up to parents->next if needed */
   2720             while (node != tree) {
   2721                 if (node->parent != NULL) {
   2722                     node = node->parent;
   2723                     indent--;
   2724                 }
   2725                 if ((node != tree) && (node->next != NULL)) {
   2726                     node = node->next;
   2727                     break;
   2728                 }
   2729                 if (node->parent == NULL) {
   2730                     node = NULL;
   2731                     break;
   2732                 }
   2733                 if (node == tree) {
   2734                     node = NULL;
   2735                     break;
   2736                 }
   2737             }
   2738             /* exit condition */
   2739             if (node == tree)
   2740                 node = NULL;
   2741         } else
   2742             node = NULL;
   2743     }
   2744     return (0);
   2745 }
   2746 
   2747 /**
   2748  * xmlShellPwd:
   2749  * @ctxt:  the shell context
   2750  * @buffer:  the output buffer
   2751  * @node:  a node
   2752  * @node2:  unused
   2753  *
   2754  * Implements the XML shell function "pwd"
   2755  * Show the full path from the root to the node, if needed building
   2756  * thumblers when similar elements exists at a given ancestor level.
   2757  * The output is compatible with XPath commands.
   2758  *
   2759  * Returns 0 or -1 in case of error
   2760  */
   2761 int
   2762 xmlShellPwd(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED, char *buffer,
   2763             xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
   2764 {
   2765     xmlChar *path;
   2766 
   2767     if ((node == NULL) || (buffer == NULL))
   2768         return (-1);
   2769 
   2770     path = xmlGetNodePath(node);
   2771     if (path == NULL)
   2772 	return (-1);
   2773 
   2774     /*
   2775      * This test prevents buffer overflow, because this routine
   2776      * is only called by xmlShell, in which the second argument is
   2777      * 500 chars long.
   2778      * It is a dirty hack before a cleaner solution is found.
   2779      * Documentation should mention that the second argument must
   2780      * be at least 500 chars long, and could be stripped if too long.
   2781      */
   2782     snprintf(buffer, 499, "%s", path);
   2783     buffer[499] = '0';
   2784     xmlFree(path);
   2785 
   2786     return (0);
   2787 }
   2788 
   2789 /**
   2790  * xmlShell:
   2791  * @doc:  the initial document
   2792  * @filename:  the output buffer
   2793  * @input:  the line reading function
   2794  * @output:  the output FILE*, defaults to stdout if NULL
   2795  *
   2796  * Implements the XML shell
   2797  * This allow to load, validate, view, modify and save a document
   2798  * using a environment similar to a UNIX commandline.
   2799  */
   2800 void
   2801 xmlShell(xmlDocPtr doc, char *filename, xmlShellReadlineFunc input,
   2802          FILE * output)
   2803 {
   2804     char prompt[500] = "/ > ";
   2805     char *cmdline = NULL, *cur;
   2806     char command[100];
   2807     char arg[400];
   2808     int i;
   2809     xmlShellCtxtPtr ctxt;
   2810     xmlXPathObjectPtr list;
   2811 
   2812     if (doc == NULL)
   2813         return;
   2814     if (filename == NULL)
   2815         return;
   2816     if (input == NULL)
   2817         return;
   2818     if (output == NULL)
   2819         output = stdout;
   2820     ctxt = (xmlShellCtxtPtr) xmlMalloc(sizeof(xmlShellCtxt));
   2821     if (ctxt == NULL)
   2822         return;
   2823     ctxt->loaded = 0;
   2824     ctxt->doc = doc;
   2825     ctxt->input = input;
   2826     ctxt->output = output;
   2827     ctxt->filename = (char *) xmlStrdup((xmlChar *) filename);
   2828     ctxt->node = (xmlNodePtr) ctxt->doc;
   2829 
   2830 #ifdef LIBXML_XPATH_ENABLED
   2831     ctxt->pctxt = xmlXPathNewContext(ctxt->doc);
   2832     if (ctxt->pctxt == NULL) {
   2833         xmlFree(ctxt);
   2834         return;
   2835     }
   2836 #endif /* LIBXML_XPATH_ENABLED */
   2837     while (1) {
   2838         if (ctxt->node == (xmlNodePtr) ctxt->doc)
   2839             snprintf(prompt, sizeof(prompt), "%s > ", "/");
   2840         else if ((ctxt->node != NULL) && (ctxt->node->name))
   2841             snprintf(prompt, sizeof(prompt), "%s > ", ctxt->node->name);
   2842         else
   2843             snprintf(prompt, sizeof(prompt), "? > ");
   2844         prompt[sizeof(prompt) - 1] = 0;
   2845 
   2846         /*
   2847          * Get a new command line
   2848          */
   2849         cmdline = ctxt->input(prompt);
   2850         if (cmdline == NULL)
   2851             break;
   2852 
   2853         /*
   2854          * Parse the command itself
   2855          */
   2856         cur = cmdline;
   2857         while ((*cur == ' ') || (*cur == '\t'))
   2858             cur++;
   2859         i = 0;
   2860         while ((*cur != ' ') && (*cur != '\t') &&
   2861                (*cur != '\n') && (*cur != '\r')) {
   2862             if (*cur == 0)
   2863                 break;
   2864             command[i++] = *cur++;
   2865         }
   2866         command[i] = 0;
   2867         if (i == 0)
   2868             continue;
   2869 
   2870         /*
   2871          * Parse the argument
   2872          */
   2873         while ((*cur == ' ') || (*cur == '\t'))
   2874             cur++;
   2875         i = 0;
   2876         while ((*cur != '\n') && (*cur != '\r') && (*cur != 0)) {
   2877             if (*cur == 0)
   2878                 break;
   2879             arg[i++] = *cur++;
   2880         }
   2881         arg[i] = 0;
   2882 
   2883         /*
   2884          * start interpreting the command
   2885          */
   2886         if (!strcmp(command, "exit"))
   2887             break;
   2888         if (!strcmp(command, "quit"))
   2889             break;
   2890         if (!strcmp(command, "bye"))
   2891             break;
   2892 		if (!strcmp(command, "help")) {
   2893 		  fprintf(ctxt->output, "\tbase         display XML base of the node\n");
   2894 		  fprintf(ctxt->output, "\tsetbase URI  change the XML base of the node\n");
   2895 		  fprintf(ctxt->output, "\tbye          leave shell\n");
   2896 		  fprintf(ctxt->output, "\tcat [node]   display node or current node\n");
   2897 		  fprintf(ctxt->output, "\tcd [path]    change directory to path or to root\n");
   2898 		  fprintf(ctxt->output, "\tdir [path]   dumps informations about the node (namespace, attributes, content)\n");
   2899 		  fprintf(ctxt->output, "\tdu [path]    show the structure of the subtree under path or the current node\n");
   2900 		  fprintf(ctxt->output, "\texit         leave shell\n");
   2901 		  fprintf(ctxt->output, "\thelp         display this help\n");
   2902 		  fprintf(ctxt->output, "\tfree         display memory usage\n");
   2903 		  fprintf(ctxt->output, "\tload [name]  load a new document with name\n");
   2904 		  fprintf(ctxt->output, "\tls [path]    list contents of path or the current directory\n");
   2905 		  fprintf(ctxt->output, "\tset xml_fragment replace the current node content with the fragment parsed in context\n");
   2906 #ifdef LIBXML_XPATH_ENABLED
   2907 		  fprintf(ctxt->output, "\txpath expr   evaluate the XPath expression in that context and print the result\n");
   2908 		  fprintf(ctxt->output, "\tsetns nsreg  register a namespace to a prefix in the XPath evaluation context\n");
   2909 		  fprintf(ctxt->output, "\t             format for nsreg is: prefix=[nsuri] (i.e. prefix= unsets a prefix)\n");
   2910 		  fprintf(ctxt->output, "\tsetrootns    register all namespace found on the root element\n");
   2911 		  fprintf(ctxt->output, "\t             the default namespace if any uses 'defaultns' prefix\n");
   2912 #endif /* LIBXML_XPATH_ENABLED */
   2913 		  fprintf(ctxt->output, "\tpwd          display current working directory\n");
   2914 		  fprintf(ctxt->output, "\tquit         leave shell\n");
   2915 #ifdef LIBXML_OUTPUT_ENABLED
   2916 		  fprintf(ctxt->output, "\tsave [name]  save this document to name or the original name\n");
   2917 		  fprintf(ctxt->output, "\twrite [name] write the current node to the filename\n");
   2918 #endif /* LIBXML_OUTPUT_ENABLED */
   2919 #ifdef LIBXML_VALID_ENABLED
   2920 		  fprintf(ctxt->output, "\tvalidate     check the document for errors\n");
   2921 #endif /* LIBXML_VALID_ENABLED */
   2922 #ifdef LIBXML_SCHEMAS_ENABLED
   2923 		  fprintf(ctxt->output, "\trelaxng rng  validate the document agaisnt the Relax-NG schemas\n");
   2924 #endif
   2925 		  fprintf(ctxt->output, "\tgrep string  search for a string in the subtree\n");
   2926 #ifdef LIBXML_VALID_ENABLED
   2927         } else if (!strcmp(command, "validate")) {
   2928             xmlShellValidate(ctxt, arg, NULL, NULL);
   2929 #endif /* LIBXML_VALID_ENABLED */
   2930         } else if (!strcmp(command, "load")) {
   2931             xmlShellLoad(ctxt, arg, NULL, NULL);
   2932 #ifdef LIBXML_SCHEMAS_ENABLED
   2933         } else if (!strcmp(command, "relaxng")) {
   2934             xmlShellRNGValidate(ctxt, arg, NULL, NULL);
   2935 #endif
   2936 #ifdef LIBXML_OUTPUT_ENABLED
   2937         } else if (!strcmp(command, "save")) {
   2938             xmlShellSave(ctxt, arg, NULL, NULL);
   2939         } else if (!strcmp(command, "write")) {
   2940 	    if ((arg == NULL) || (arg[0] == 0))
   2941 		xmlGenericError(xmlGenericErrorContext,
   2942                         "Write command requires a filename argument\n");
   2943 	    else
   2944 		xmlShellWrite(ctxt, arg, ctxt->node, NULL);
   2945 #endif /* LIBXML_OUTPUT_ENABLED */
   2946         } else if (!strcmp(command, "grep")) {
   2947             xmlShellGrep(ctxt, arg, ctxt->node, NULL);
   2948         } else if (!strcmp(command, "free")) {
   2949             if (arg[0] == 0) {
   2950                 xmlMemShow(ctxt->output, 0);
   2951             } else {
   2952                 int len = 0;
   2953 
   2954                 sscanf(arg, "%d", &len);
   2955                 xmlMemShow(ctxt->output, len);
   2956             }
   2957         } else if (!strcmp(command, "pwd")) {
   2958             char dir[500];
   2959 
   2960             if (!xmlShellPwd(ctxt, dir, ctxt->node, NULL))
   2961                 fprintf(ctxt->output, "%s\n", dir);
   2962         } else if (!strcmp(command, "du")) {
   2963             xmlShellDu(ctxt, NULL, ctxt->node, NULL);
   2964         } else if (!strcmp(command, "base")) {
   2965             xmlShellBase(ctxt, NULL, ctxt->node, NULL);
   2966         } else if (!strcmp(command, "set")) {
   2967 	    xmlShellSetContent(ctxt, arg, ctxt->node, NULL);
   2968 #ifdef LIBXML_XPATH_ENABLED
   2969         } else if (!strcmp(command, "setns")) {
   2970             if (arg[0] == 0) {
   2971 		xmlGenericError(xmlGenericErrorContext,
   2972 				"setns: prefix=[nsuri] required\n");
   2973             } else {
   2974                 xmlShellRegisterNamespace(ctxt, arg, NULL, NULL);
   2975             }
   2976         } else if (!strcmp(command, "setrootns")) {
   2977 	    xmlNodePtr root;
   2978 
   2979 	    root = xmlDocGetRootElement(ctxt->doc);
   2980 	    xmlShellRegisterRootNamespaces(ctxt, NULL, root, NULL);
   2981         } else if (!strcmp(command, "xpath")) {
   2982             if (arg[0] == 0) {
   2983 		xmlGenericError(xmlGenericErrorContext,
   2984 				"xpath: expression required\n");
   2985 	    } else {
   2986                 ctxt->pctxt->node = ctxt->node;
   2987                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
   2988 		xmlXPathDebugDumpObject(ctxt->output, list, 0);
   2989 		xmlXPathFreeObject(list);
   2990 	    }
   2991 #endif /* LIBXML_XPATH_ENABLED */
   2992 #ifdef LIBXML_TREE_ENABLED
   2993         } else if (!strcmp(command, "setbase")) {
   2994             xmlShellSetBase(ctxt, arg, ctxt->node, NULL);
   2995 #endif
   2996         } else if ((!strcmp(command, "ls")) || (!strcmp(command, "dir"))) {
   2997             int dir = (!strcmp(command, "dir"));
   2998 
   2999             if (arg[0] == 0) {
   3000                 if (dir)
   3001                     xmlShellDir(ctxt, NULL, ctxt->node, NULL);
   3002                 else
   3003                     xmlShellList(ctxt, NULL, ctxt->node, NULL);
   3004             } else {
   3005                 ctxt->pctxt->node = ctxt->node;
   3006 #ifdef LIBXML_XPATH_ENABLED
   3007                 ctxt->pctxt->node = ctxt->node;
   3008                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
   3009 #else
   3010                 list = NULL;
   3011 #endif /* LIBXML_XPATH_ENABLED */
   3012                 if (list != NULL) {
   3013                     switch (list->type) {
   3014                         case XPATH_UNDEFINED:
   3015                             xmlGenericError(xmlGenericErrorContext,
   3016                                             "%s: no such node\n", arg);
   3017                             break;
   3018                         case XPATH_NODESET:{
   3019                                 int indx;
   3020 
   3021 				if (list->nodesetval == NULL)
   3022 				    break;
   3023 
   3024                                 for (indx = 0;
   3025                                      indx < list->nodesetval->nodeNr;
   3026                                      indx++) {
   3027                                     if (dir)
   3028                                         xmlShellDir(ctxt, NULL,
   3029                                                     list->nodesetval->
   3030                                                     nodeTab[indx], NULL);
   3031                                     else
   3032                                         xmlShellList(ctxt, NULL,
   3033                                                      list->nodesetval->
   3034                                                      nodeTab[indx], NULL);
   3035                                 }
   3036                                 break;
   3037                             }
   3038                         case XPATH_BOOLEAN:
   3039                             xmlGenericError(xmlGenericErrorContext,
   3040                                             "%s is a Boolean\n", arg);
   3041                             break;
   3042                         case XPATH_NUMBER:
   3043                             xmlGenericError(xmlGenericErrorContext,
   3044                                             "%s is a number\n", arg);
   3045                             break;
   3046                         case XPATH_STRING:
   3047                             xmlGenericError(xmlGenericErrorContext,
   3048                                             "%s is a string\n", arg);
   3049                             break;
   3050                         case XPATH_POINT:
   3051                             xmlGenericError(xmlGenericErrorContext,
   3052                                             "%s is a point\n", arg);
   3053                             break;
   3054                         case XPATH_RANGE:
   3055                             xmlGenericError(xmlGenericErrorContext,
   3056                                             "%s is a range\n", arg);
   3057                             break;
   3058                         case XPATH_LOCATIONSET:
   3059                             xmlGenericError(xmlGenericErrorContext,
   3060                                             "%s is a range\n", arg);
   3061                             break;
   3062                         case XPATH_USERS:
   3063                             xmlGenericError(xmlGenericErrorContext,
   3064                                             "%s is user-defined\n", arg);
   3065                             break;
   3066                         case XPATH_XSLT_TREE:
   3067                             xmlGenericError(xmlGenericErrorContext,
   3068                                             "%s is an XSLT value tree\n",
   3069                                             arg);
   3070                             break;
   3071                     }
   3072 #ifdef LIBXML_XPATH_ENABLED
   3073                     xmlXPathFreeObject(list);
   3074 #endif
   3075                 } else {
   3076                     xmlGenericError(xmlGenericErrorContext,
   3077                                     "%s: no such node\n", arg);
   3078                 }
   3079                 ctxt->pctxt->node = NULL;
   3080             }
   3081         } else if (!strcmp(command, "cd")) {
   3082             if (arg[0] == 0) {
   3083                 ctxt->node = (xmlNodePtr) ctxt->doc;
   3084             } else {
   3085 #ifdef LIBXML_XPATH_ENABLED
   3086                 ctxt->pctxt->node = ctxt->node;
   3087                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
   3088 #else
   3089                 list = NULL;
   3090 #endif /* LIBXML_XPATH_ENABLED */
   3091                 if (list != NULL) {
   3092                     switch (list->type) {
   3093                         case XPATH_UNDEFINED:
   3094                             xmlGenericError(xmlGenericErrorContext,
   3095                                             "%s: no such node\n", arg);
   3096                             break;
   3097                         case XPATH_NODESET:
   3098                             if (list->nodesetval != NULL) {
   3099 				if (list->nodesetval->nodeNr == 1) {
   3100 				    ctxt->node = list->nodesetval->nodeTab[0];
   3101 				    if ((ctxt->node != NULL) &&
   3102 				        (ctxt->node->type ==
   3103 					 XML_NAMESPACE_DECL)) {
   3104 					xmlGenericError(xmlGenericErrorContext,
   3105 						    "cannot cd to namespace\n");
   3106 					ctxt->node = NULL;
   3107 				    }
   3108 				} else
   3109 				    xmlGenericError(xmlGenericErrorContext,
   3110 						    "%s is a %d Node Set\n",
   3111 						    arg,
   3112 						    list->nodesetval->nodeNr);
   3113                             } else
   3114                                 xmlGenericError(xmlGenericErrorContext,
   3115                                                 "%s is an empty Node Set\n",
   3116                                                 arg);
   3117                             break;
   3118                         case XPATH_BOOLEAN:
   3119                             xmlGenericError(xmlGenericErrorContext,
   3120                                             "%s is a Boolean\n", arg);
   3121                             break;
   3122                         case XPATH_NUMBER:
   3123                             xmlGenericError(xmlGenericErrorContext,
   3124                                             "%s is a number\n", arg);
   3125                             break;
   3126                         case XPATH_STRING:
   3127                             xmlGenericError(xmlGenericErrorContext,
   3128                                             "%s is a string\n", arg);
   3129                             break;
   3130                         case XPATH_POINT:
   3131                             xmlGenericError(xmlGenericErrorContext,
   3132                                             "%s is a point\n", arg);
   3133                             break;
   3134                         case XPATH_RANGE:
   3135                             xmlGenericError(xmlGenericErrorContext,
   3136                                             "%s is a range\n", arg);
   3137                             break;
   3138                         case XPATH_LOCATIONSET:
   3139                             xmlGenericError(xmlGenericErrorContext,
   3140                                             "%s is a range\n", arg);
   3141                             break;
   3142                         case XPATH_USERS:
   3143                             xmlGenericError(xmlGenericErrorContext,
   3144                                             "%s is user-defined\n", arg);
   3145                             break;
   3146                         case XPATH_XSLT_TREE:
   3147                             xmlGenericError(xmlGenericErrorContext,
   3148                                             "%s is an XSLT value tree\n",
   3149                                             arg);
   3150                             break;
   3151                     }
   3152 #ifdef LIBXML_XPATH_ENABLED
   3153                     xmlXPathFreeObject(list);
   3154 #endif
   3155                 } else {
   3156                     xmlGenericError(xmlGenericErrorContext,
   3157                                     "%s: no such node\n", arg);
   3158                 }
   3159                 ctxt->pctxt->node = NULL;
   3160             }
   3161 #ifdef LIBXML_OUTPUT_ENABLED
   3162         } else if (!strcmp(command, "cat")) {
   3163             if (arg[0] == 0) {
   3164                 xmlShellCat(ctxt, NULL, ctxt->node, NULL);
   3165             } else {
   3166                 ctxt->pctxt->node = ctxt->node;
   3167 #ifdef LIBXML_XPATH_ENABLED
   3168                 ctxt->pctxt->node = ctxt->node;
   3169                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
   3170 #else
   3171                 list = NULL;
   3172 #endif /* LIBXML_XPATH_ENABLED */
   3173                 if (list != NULL) {
   3174                     switch (list->type) {
   3175                         case XPATH_UNDEFINED:
   3176                             xmlGenericError(xmlGenericErrorContext,
   3177                                             "%s: no such node\n", arg);
   3178                             break;
   3179                         case XPATH_NODESET:{
   3180                                 int indx;
   3181 
   3182 				if (list->nodesetval == NULL)
   3183 				    break;
   3184 
   3185                                 for (indx = 0;
   3186                                      indx < list->nodesetval->nodeNr;
   3187                                      indx++) {
   3188                                     if (i > 0)
   3189                                         fprintf(ctxt->output, " -------\n");
   3190                                     xmlShellCat(ctxt, NULL,
   3191                                                 list->nodesetval->
   3192                                                 nodeTab[indx], NULL);
   3193                                 }
   3194                                 break;
   3195                             }
   3196                         case XPATH_BOOLEAN:
   3197                             xmlGenericError(xmlGenericErrorContext,
   3198                                             "%s is a Boolean\n", arg);
   3199                             break;
   3200                         case XPATH_NUMBER:
   3201                             xmlGenericError(xmlGenericErrorContext,
   3202                                             "%s is a number\n", arg);
   3203                             break;
   3204                         case XPATH_STRING:
   3205                             xmlGenericError(xmlGenericErrorContext,
   3206                                             "%s is a string\n", arg);
   3207                             break;
   3208                         case XPATH_POINT:
   3209                             xmlGenericError(xmlGenericErrorContext,
   3210                                             "%s is a point\n", arg);
   3211                             break;
   3212                         case XPATH_RANGE:
   3213                             xmlGenericError(xmlGenericErrorContext,
   3214                                             "%s is a range\n", arg);
   3215                             break;
   3216                         case XPATH_LOCATIONSET:
   3217                             xmlGenericError(xmlGenericErrorContext,
   3218                                             "%s is a range\n", arg);
   3219                             break;
   3220                         case XPATH_USERS:
   3221                             xmlGenericError(xmlGenericErrorContext,
   3222                                             "%s is user-defined\n", arg);
   3223                             break;
   3224                         case XPATH_XSLT_TREE:
   3225                             xmlGenericError(xmlGenericErrorContext,
   3226                                             "%s is an XSLT value tree\n",
   3227                                             arg);
   3228                             break;
   3229                     }
   3230 #ifdef LIBXML_XPATH_ENABLED
   3231                     xmlXPathFreeObject(list);
   3232 #endif
   3233                 } else {
   3234                     xmlGenericError(xmlGenericErrorContext,
   3235                                     "%s: no such node\n", arg);
   3236                 }
   3237                 ctxt->pctxt->node = NULL;
   3238             }
   3239 #endif /* LIBXML_OUTPUT_ENABLED */
   3240         } else {
   3241             xmlGenericError(xmlGenericErrorContext,
   3242                             "Unknown command %s\n", command);
   3243         }
   3244         free(cmdline);          /* not xmlFree here ! */
   3245 	cmdline = NULL;
   3246     }
   3247 #ifdef LIBXML_XPATH_ENABLED
   3248     xmlXPathFreeContext(ctxt->pctxt);
   3249 #endif /* LIBXML_XPATH_ENABLED */
   3250     if (ctxt->loaded) {
   3251         xmlFreeDoc(ctxt->doc);
   3252     }
   3253     if (ctxt->filename != NULL)
   3254         xmlFree(ctxt->filename);
   3255     xmlFree(ctxt);
   3256     if (cmdline != NULL)
   3257         free(cmdline);          /* not xmlFree here ! */
   3258 }
   3259 
   3260 #endif /* LIBXML_XPATH_ENABLED */
   3261 #define bottom_debugXML
   3262 #include "elfgcchack.h"
   3263 #endif /* LIBXML_DEBUG_ENABLED */
   3264