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39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
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/* Run a function in a subprocess.
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Copyright (C) 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 <support/check.h>
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#include <support/xunistd.h>
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void
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support_isolate_in_subprocess (void (*callback) (void *), void *closure)
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{
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pid_t pid = xfork ();
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if (pid == 0)
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{
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/* Child process. */
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callback (closure);
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_exit (0);
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}
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/* Parent process. */
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int status;
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xwaitpid (pid, &status, 0);
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if (status != 0)
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FAIL_EXIT1 ("child process exited with status %d", status);
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}
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