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36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
/* Indicate that a test requires a working /proc.
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Copyright (C) 2022-2025 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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<https://www.gnu.org/licenses/>. */
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#include <unistd.h>
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#include <support/check.h>
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#include <support/support.h>
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/* We test for /proc/self/maps since that's one of the files that one
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of our tests actually uses, but the general idea is if Linux's
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/proc/ (procfs) filesystem is mounted. If not, the process exits
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with an UNSUPPORTED result code. */
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void
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support_need_proc (const char *why_msg)
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{
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#ifdef __linux__
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if (access ("/proc/self/maps", R_OK))
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FAIL_UNSUPPORTED ("/proc is not available, %s", why_msg);
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#endif
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}
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