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      1 /*
      2  *errno.h shall give positive values for the
      3  *error number symbolic constants
      4  *author:ysun (at) lnxw.com
      5  */
      6 #include <stdio.h>
      7 #include <errno.h>
      8 #define PTP_PASS        0
      9 #define PTP_FAIL        1
     10 #define PTP_UNRESOLVED  2
     11 #define PTP_NOTINUSE    3
     12 #define PTP_UNSUPPORTED 4
     13 #define PTP_UNTESTED    5
     14 #define PTP_UNINITIATED 6
     15 #define PTP_NORESULT    7
     16 
     17 struct unique {
     18 	int value;
     19 	char *name;
     20 } sym[] = { {
     21 E2BIG, "E2BIG"}, {
     22 EACCES, "EACCES"}, {
     23 EADDRINUSE, "EADDRINUSE"}, {
     24 EADDRNOTAVAIL, "EADDRNOTAVAIL"}, {
     25 EAFNOSUPPORT, "EAFNOSUPPORT"}, {
     26 EAGAIN, "EAGAIN"}, {
     27 EALREADY, "EALREADY"}, {
     28 EBADF, "EBADF"}, {
     29 EBADMSG, "EBADMSG"}, {
     30 EBUSY, "EBUSY"}, {
     31 ECANCELED, "ECANCELED"}, {
     32 ECHILD, "ECHILD"}, {
     33 ECONNABORTED, "ECONNABORTED"}, {
     34 ECONNREFUSED, "ECONNREFUSED"}, {
     35 ECONNRESET, "ECONNRESET"}, {
     36 EDEADLK, "EDEADLK"}, {
     37 EDESTADDRREQ, "EDESTADDRREQ"}, {
     38 EDOM, "EDOM"}, {
     39 EDQUOT, "EDQUOT"}, {
     40 EEXIST, "EEXIST"}, {
     41 EFAULT, "EFAULT"}, {
     42 EFBIG, "EFBIG"}, {
     43 EHOSTUNREACH, "EHOSTUNREACH"}, {
     44 EIDRM, "EIDRM"}, {
     45 EILSEQ, "EILSEQ"}, {
     46 EINPROGRESS, "EINPROGRESS"}, {
     47 EINTR, "EINTR"}, {
     48 EINVAL, "EINVAL"}, {
     49 EIO, "EIO"}, {
     50 EISCONN, "EISCONN"}, {
     51 EISDIR, "EISDIR"}, {
     52 ELOOP, "ELOOP"}, {
     53 EMFILE, "EMFILE"}, {
     54 EMLINK, "EMLINK"}, {
     55 EMSGSIZE, "EMSGSIZE"}, {
     56 EMULTIHOP, "EMULTIHOP"}, {
     57 ENAMETOOLONG, "ENAMETOOLONG"}, {
     58 ENETDOWN, "ENETDOWN"}, {
     59 ENETRESET, "ENETRESET"}, {
     60 ENETUNREACH, "ENETUNREACH"}, {
     61 ENFILE, "ENFILE"}, {
     62 ENOBUFS, "ENOBUFS"},
     63 #ifdef ENODATA
     64 {
     65 ENODATA, "ENODATA"},
     66 #endif
     67 {
     68 ENODEV, "ENODEV"}, {
     69 ENOENT, "ENOENT"}, {
     70 ENOEXEC, "ENOEXEC"}, {
     71 ENOLCK, "ENOLCK"}, {
     72 ENOLINK, "ENOLINK"}, {
     73 ENOMEM, "ENOMEM"}, {
     74 ENOMSG, "ENOMSG"}, {
     75 ENOPROTOOPT, "ENOPROTOOPT"}, {
     76 ENOSPC, "ENOSPC"},
     77 #ifdef ENOSR
     78 {
     79 ENOSR, "ENOSR"},
     80 #endif
     81 #ifdef ENOSTR
     82 {
     83 ENOSTR, "ENOSTR"},
     84 #endif
     85 {
     86 ENOSYS, "ENOSYS"}, {
     87 ENOTCONN, "ENOTCONN"}, {
     88 ENOTDIR, "ENOTDIR"}, {
     89 ENOTEMPTY, "ENOTEMPTY"}, {
     90 ENOTSOCK, "ENOTSOCK"}, {
     91 ENOTSUP, "ENOTSUP"}, {
     92 ENOTTY, "ENOTTY"}, {
     93 ENXIO, "ENXIO"}, {
     94 EOPNOTSUPP, "EOPNOTSUPP"}, {
     95 EOVERFLOW, "EOVERFLOW"}, {
     96 EPERM, "EPERM"}, {
     97 EPIPE, "EPIPE"}, {
     98 EPROTO, "EPROTO"}, {
     99 EPROTONOSUPPORT, "EPROTONOSUPPORT"}, {
    100 EPROTOTYPE, "EPROTOTYPE"}, {
    101 ERANGE, "ERANGE"}, {
    102 EROFS, "EROFS"}, {
    103 EWOULDBLOCK, "EWOULDBLOCK"}, {
    104 EXDEV, "EXDEV"}, {
    105 0, 0}
    106 };
    107 
    108 int main()
    109 {
    110 	struct unique *tst = sym;
    111 	int ret = PTP_PASS;
    112 	while (tst->name) {
    113 		if (tst->value < 0) {
    114 			printf("Value of symbol %s is less than zero\n",
    115 			       tst->name);
    116 			ret = PTP_FAIL;
    117 		}
    118 		tst++;
    119 	}
    120 	return ret;
    121 }
    122