From 8022fc7d5119a22e9e0ac72798f649385b0e167a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20B=C3=A9rat?= Date: Wed, 14 Jun 2023 10:52:07 +0200 Subject: tests: replace system by xsystem With fortification enabled, system calls return result needs to be checked, has it gets the __wur macro enabled. Reviewed-by: Siddhesh Poyarekar --- support/xsystem.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 support/xsystem.c (limited to 'support/xsystem.c') diff --git a/support/xsystem.c b/support/xsystem.c new file mode 100644 index 0000000..1f55895 --- /dev/null +++ b/support/xsystem.c @@ -0,0 +1,37 @@ +/* Error-checking replacement for "system". + Copyright (C) 2023 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 + . */ + +#include +#include + +#include + +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); +} -- cgit v1.1