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      1 /*
      2  *
      3  *   Copyright (c) International Business Machines  Corp., 2002
      4  *
      5  *   This program is free software;  you can redistribute it and/or modify
      6  *   it under the terms of the GNU General Public License as published by
      7  *   the Free Software Foundation; either version 2 of the License, or
      8  *   (at your option) any later version.
      9  *
     10  *   This program is distributed in the hope that it will be useful,
     11  *   but WITHOUT ANY WARRANTY;  without even the implied warranty of
     12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
     13  *   the GNU General Public License for more details.
     14  *
     15  *   You should have received a copy of the GNU General Public License
     16  *   along with this program;  if not, write to the Free Software Foundation,
     17  *   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
     18  */
     19 
     20 /* 11/20/2002	Port to LTP	robbiew (at) us.ibm.com */
     21 /* 06/30/2001	Port to Linux	nsharoff (at) us.ibm.com */
     22 
     23 /*
     24  * NAME
     25  *	confstr1.c - test for confstr(3C) - Get configuration-defined string
     26  *	values.
     27  *
     28  * CALLS
     29  *	confstr(3C)
     30  *
     31  * RESTRICTIONS
     32  * MUST RUN AS ROOT
     33  *
     34  */
     35 
     36 #define _XOPEN_SOURCE 500
     37 
     38 #include <unistd.h>
     39 #include <stdio.h>
     40 #include <sys/types.h>
     41 #include <errno.h>
     42 
     43 #include "test.h"
     44 #include "safe_macros.h"
     45 
     46 static struct test_case_t {
     47 	int value;
     48 	char *name;
     49 } test_cases[] = {
     50 	{_CS_PATH, "PATH"},
     51 	{_CS_XBS5_ILP32_OFF32_CFLAGS, "XBS5_ILP32_OFF32_CFLAGS"},
     52 	{_CS_XBS5_ILP32_OFF32_LDFLAGS, "XBS5_ILP32_OFF32_LDFLAGS"},
     53 	{_CS_XBS5_ILP32_OFF32_LIBS, "XBS5_ILP32_OFF32_LIBS"},
     54 	{_CS_XBS5_ILP32_OFF32_LINTFLAGS, "XBS5_ILP32_OFF32_LINTFLAGS"},
     55 	{_CS_XBS5_ILP32_OFFBIG_CFLAGS, "XBS5_ILP32_OFFBIG_CFLAGS"},
     56 	{_CS_XBS5_ILP32_OFFBIG_LDFLAGS, "XBS5_ILP32_OFFBIG_LDFLAGS"},
     57 	{_CS_XBS5_ILP32_OFFBIG_LIBS, "XBS5_ILP32_OFFBIG_LIBS"},
     58 	{_CS_XBS5_ILP32_OFFBIG_LINTFLAGS, "XBS5_ILP32_OFFBIG_LINTFLAGS"},
     59 	{_CS_XBS5_LP64_OFF64_CFLAGS, "XBS5_LP64_OFF64_CFLAGS"},
     60 	{_CS_XBS5_LP64_OFF64_LDFLAGS, "XBS5_LP64_OFF64_LDFLAGS"},
     61 	{_CS_XBS5_LP64_OFF64_LIBS, "XBS5_LP64_OFF64_LIBS"},
     62 	{_CS_XBS5_LP64_OFF64_LINTFLAGS, "XBS5_LP64_OFF64_LINTFLAGS"},
     63 	{_CS_XBS5_LPBIG_OFFBIG_CFLAGS, "XBS5_LPBIG_OFFBIG_CFLAGS"},
     64 	{_CS_XBS5_LPBIG_OFFBIG_LDFLAGS, "XBS5_LPBIG_OFFBIG_LDFLAGS"},
     65 	{_CS_XBS5_LPBIG_OFFBIG_LIBS, "XBS5_LPBIG_OFFBIG_LIBS"},
     66 	{_CS_XBS5_LPBIG_OFFBIG_LINTFLAGS, "XBS5_LPBIG_OFFBIG_LINTFLAGS"},
     67 	{_CS_GNU_LIBC_VERSION, "GNU_LIBC_VERSION"},
     68 	{_CS_GNU_LIBPTHREAD_VERSION, "GNU_LIBPTHREAD_VERSION"},
     69 };
     70 
     71 char *TCID = "confstr01";
     72 int TST_TOTAL = ARRAY_SIZE(test_cases);
     73 
     74 static void setup(void);
     75 static void cleanup(void);
     76 
     77 int main(int argc, char *argv[])
     78 {
     79 	int lc;
     80 	int i;
     81 	char *buf;
     82 	int len;
     83 
     84 	tst_parse_opts(argc, argv, NULL, NULL);
     85 
     86 	setup();
     87 
     88 	for (lc = 0; TEST_LOOPING(lc); lc++) {
     89 
     90 		tst_count = 0;
     91 
     92 		for (i = 0; i < TST_TOTAL; i++) {
     93 
     94 			TEST(confstr(test_cases[i].value, NULL, (size_t)0));
     95 
     96 			if (TEST_RETURN != 0) {
     97 				len = TEST_RETURN;
     98 				buf = SAFE_MALLOC(cleanup, len);
     99 				TEST(confstr(test_cases[i].value, buf, len));
    100 
    101 				if (TEST_RETURN != len || buf[len-1] != '\0') {
    102 					tst_brkm(TBROK, cleanup,
    103 						 "confstr :%s failed",
    104 						 test_cases[i].name);
    105 				} else {
    106 					tst_resm(TPASS, "confstr %s = '%s'",
    107 						 test_cases[i].name, buf);
    108 				}
    109 				free(buf);
    110 			} else {
    111 				if (TEST_ERRNO == EINVAL) {
    112 					tst_resm(TCONF,
    113 						 "confstr %s not supported",
    114 						 test_cases[i].name);
    115 				} else {
    116 					tst_resm(TFAIL,
    117 						 "confstr %s failed",
    118 						 test_cases[i].name);
    119 				}
    120 			}
    121 		}
    122 	}
    123 
    124 	cleanup();
    125 
    126 	tst_exit();
    127 }
    128 
    129 static void setup(void)
    130 {
    131 	TEST_PAUSE;
    132 }
    133 
    134 static void cleanup(void)
    135 {
    136 }
    137