string/tst-inlcall.c

   1 /* Tester for calling inline string functions.
   2    Copyright (C) 1998-2022 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library 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 the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _GNU_SOURCE
  20 #define _GNU_SOURCE
  21 #endif
  22
  23 /* Make sure we test the optimized inline functions.  */
  24 #define __USE_STRING_INLINES    1
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <strings.h>
  31 #include <fcntl.h>
  32
  33
  34 int
  35 do_test (void)
  36 {
  37   int status;
  38   int errors = 0;
  39   char buf1[1000];
  40   char *cp;
  41   char ch;
  42
  43   cp = strcpy (buf1, "hello world");
  44   if (strcmp ("hello world", cp++) != 0)
  45     {
  46       puts ("strcmp test 1 failed");
  47       ++errors;
  48     }
  49
  50   cp = buf1;
  51   if (strcmp (cp++, "hello world") != 0)
  52     {
  53       puts ("strcmp test 2 failed");
  54       ++errors;
  55     }
  56
  57   ch = 'h';
  58   if (strchr ("hello world", ch++) == NULL)
  59     {
  60       puts ("strchr test 1 failed");
  61       ++errors;
  62     }
  63
  64   const char * const hw = "hello world";
  65   if (strpbrk (hw, "o") - hw != 4)
  66     {
  67       puts ("strpbrk test 1 failed");
  68       ++errors;
  69     }
  70
  71   if (errors == 0)
  72     {
  73       status = EXIT_SUCCESS;
  74       puts ("No errors.");
  75     }
  76   else
  77     {
  78       status = EXIT_FAILURE;
  79       printf ("%d errors.\n", errors);
  80     }
  81   return status;
  82 }
  83
  84 #include <support/test-driver.c>