diff options
Diffstat (limited to 'stdio-common/test-popen.c')
-rw-r--r-- | stdio-common/test-popen.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/stdio-common/test-popen.c b/stdio-common/test-popen.c deleted file mode 100644 index 44b09fa129..0000000000 --- a/stdio-common/test-popen.c +++ /dev/null @@ -1,105 +0,0 @@ -/* Copyright (C) 1997-2017 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 Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#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); - } - } -} - -static int -do_test (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); -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" |