mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-19 11:30:06 +00:00
cf3141a59d
2000-12-05 Andreas Jaeger <aj@suse.de> * nss/test-netdb.c: Mark local functions as static to avoid warnings. (main): Use return to silence warning. * stdlib/test-canon.c (check_path): Mark as static to avoid warning. * stdio-common/test-popen.c: Mark local functions as static to avoid warnings. (main): Use return to silence warning. * stdlib/testsort.c (compare): Mark as static to avoid warning. * assert/test-assert.c: Mark local functions as static to avoid warnings. * assert/test-assert-perr.c: Likewise. * math/libm-test.inc (main): Use return to silence warnings.
104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
/* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
static void
|
|
write_data (FILE *stream)
|
|
{
|
|
int i;
|
|
for (i=0; i<100; i++)
|
|
fprintf (stream, "%d\n", i);
|
|
if (ferror (stream))
|
|
{
|
|
fprintf (stderr, "Output to stream failed.\n");
|
|
exit (1);
|
|
}
|
|
}
|
|
|
|
static void
|
|
read_data (FILE *stream)
|
|
{
|
|
int i, j;
|
|
|
|
for (i=0; i<100; i++)
|
|
{
|
|
if (fscanf (stream, "%d\n", &j) != 1 || j != i)
|
|
{
|
|
if (ferror (stream))
|
|
perror ("fscanf");
|
|
puts ("Test FAILED!");
|
|
exit (1);
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
FILE *output, *input;
|
|
int wstatus, rstatus;
|
|
|
|
/* We must remove this entry to assure the `cat' binary does not use
|
|
the perhaps incompatible new shared libraries. */
|
|
unsetenv ("LD_LIBRARY_PATH");
|
|
|
|
output = popen ("/bin/cat >/tmp/tstpopen.tmp", "w");
|
|
if (output == NULL)
|
|
{
|
|
perror ("popen");
|
|
puts ("Test FAILED!");
|
|
exit (1);
|
|
}
|
|
write_data (output);
|
|
wstatus = pclose (output);
|
|
printf ("writing pclose returned %d\n", wstatus);
|
|
input = popen ("/bin/cat /tmp/tstpopen.tmp", "r");
|
|
if (input == NULL)
|
|
{
|
|
perror ("/tmp/tstpopen.tmp");
|
|
puts ("Test FAILED!");
|
|
exit (1);
|
|
}
|
|
read_data (input);
|
|
rstatus = pclose (input);
|
|
printf ("reading pclose returned %d\n", rstatus);
|
|
|
|
remove ("/tmp/tstpopen.tmp");
|
|
|
|
errno = 0;
|
|
output = popen ("/bin/cat", "m");
|
|
if (output != NULL)
|
|
{
|
|
puts ("popen called with illegal mode does not return NULL");
|
|
puts ("Test FAILED!");
|
|
exit (1);
|
|
}
|
|
if (errno != EINVAL)
|
|
{
|
|
puts ("popen called with illegal mode does not set errno to EINVAL");
|
|
puts ("Test FAILED!");
|
|
exit (1);
|
|
}
|
|
|
|
puts (wstatus | rstatus ? "Test FAILED!" : "Test succeeded.");
|
|
return (wstatus | rstatus);
|
|
}
|