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glibc  2.9
tst-sigsimple.c
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00001 /* Copyright (C) 2003 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <errno.h>
00021 #include <signal.h>
00022 #include <stdio.h>
00023 #include <string.h>
00024 
00025 
00026 static int
00027 do_test (void)
00028 {
00029   int result = 0;
00030   int e;
00031 
00032 #define RUN(test) \
00033   errno = 0;                                                         \
00034   e = test;                                                          \
00035   if (e != -1)                                                              \
00036     {                                                                \
00037       printf ("%s returned %d\n", #test, e);                                \
00038       result = 1;                                                    \
00039     }                                                                \
00040   else if (errno != EINVAL)                                          \
00041     {                                                                \
00042       printf ("%s didn't set errno to EINVAL (%s instead)\n",               \
00043              #test, strerror (errno));                                      \
00044       result = 1;                                                    \
00045     }
00046 
00047   RUN (sighold (-1));
00048   RUN (sighold (_NSIG + 100));
00049 
00050   RUN (sigrelse (-1));
00051   RUN (sigrelse (_NSIG + 100));
00052 
00053   return result;
00054 }
00055 
00056 #define TEST_FUNCTION do_test ()
00057 #include "../test-skeleton.c"