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1a920d9c26
Checked on x86_64-linux-gnu. * posix/tst-spawn2.c (do_test): Use libsupport. * posix/tst-spawn3.c (do_test): Likewise.
79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
/* Further tests for spawn in case of invalid binary paths.
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Copyright (C) 2016-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <spawn.h>
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#include <error.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include <stdio.h>
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#include <support/check.h>
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int
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do_test (void)
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{
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/* Check if posix_spawn correctly returns an error and an invalid pid
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by trying to spawn an invalid binary. */
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const char *program = "/path/to/invalid/binary";
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char * const args[] = { 0 };
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pid_t pid = -1;
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int ret = posix_spawn (&pid, program, 0, 0, args, environ);
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if (ret != ENOENT)
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{
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errno = ret;
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FAIL_EXIT1 ("posix_spawn: %m");
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}
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/* POSIX states the value returned on pid variable in case of an error
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is not specified. GLIBC will update the value iff the child
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execution is successful. */
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if (pid != -1)
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FAIL_EXIT1 ("posix_spawn returned pid != -1 (%i)", (int) pid);
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/* Check if no child is actually created. */
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ret = waitpid (-1, NULL, 0);
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if (ret != -1 || errno != ECHILD)
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FAIL_EXIT1 ("waitpid: %m)");
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/* Same as before, but with posix_spawnp. */
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char *args2[] = { (char*) program, 0 };
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ret = posix_spawnp (&pid, args2[0], 0, 0, args2, environ);
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if (ret != ENOENT)
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{
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errno = ret;
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FAIL_EXIT1 ("posix_spawnp: %m");
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}
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if (pid != -1)
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FAIL_EXIT1 ("posix_spawnp returned pid != -1 (%i)", (int) pid);
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ret = waitpid (-1, NULL, 0);
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if (ret != -1 || errno != ECHILD)
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FAIL_EXIT1 ("waitpid: %m)");
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return 0;
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}
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#include <support/test-driver.c>
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