glibc/support/xsystem.c

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/* Error-checking replacement for "system".
Copyright (C) 2023-2024 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
<https://www.gnu.org/licenses/>. */
#include <support/support.h>
#include <support/check.h>
#include <support/xstdlib.h>
void
xsystem (const char *cmd)
{
int ret = system (cmd);
if (ret == 0 && cmd == NULL)
FAIL_EXIT1 ("Unable to spawn a shell for NULL command");
if (ret == 127)
FAIL_EXIT1 ("Child terminated with status 127");
if (ret < 0)
FAIL_EXIT1 ("system (\"%s\")", cmd);
}