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aa1ec87f52
* tests/df/no-mtab-status: Include <mntent.h> in test program, so that the getmntent hack compilation fails on Solaris, as it should, since it's not compatible with Solaris. Reported by Stefano Lattarini in <http://bugs.gnu.org/12225>.
81 lines
2.3 KiB
Bash
Executable File
81 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
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# Test df's behaviour when the mount list cannot be read.
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# This test is skipped on systems that lack LD_PRELOAD support; that's fine.
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# Copyright (C) 2012 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program 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
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. "${srcdir=.}/init.sh"; path_prepend_ ../src
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print_ver_ df
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df || skip_ "df fails"
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# Simulate "mtab" failure.
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cat > k.c <<'EOF' || framework_failure_
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#include <stdio.h>
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#include <errno.h>
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#include <mntent.h>
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struct mntent *getmntent (FILE *fp)
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{
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/* Prove that LD_PRELOAD works. */
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static int done = 0;
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if (!done)
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{
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fclose (fopen ("x", "w"));
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++done;
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}
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/* Now simulate the failure. */
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errno = ENOENT;
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return NULL;
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}
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EOF
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# Then compile/link it:
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$CC -shared -fPIC -ldl -O2 k.c -o k.so \
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|| skip_ "getmntent hack does not work on this platform"
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# Test if LD_PRELOAD works:
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LD_PRELOAD=./k.so df
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test -f x || skip_ "internal test failure: maybe LD_PRELOAD doesn't work?"
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# These tests are supposed to succeed:
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LD_PRELOAD=./k.so df '.' || fail=1
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LD_PRELOAD=./k.so df -i '.' || fail=1
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LD_PRELOAD=./k.so df -T '.' || fail=1
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LD_PRELOAD=./k.so df -Ti '.' || fail=1
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LD_PRELOAD=./k.so df --total '.' || fail=1
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# These tests are supposed to fail:
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LD_PRELOAD=./k.so df && fail=1
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LD_PRELOAD=./k.so df -i && fail=1
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LD_PRELOAD=./k.so df -T && fail=1
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LD_PRELOAD=./k.so df -Ti && fail=1
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LD_PRELOAD=./k.so df --total && fail=1
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LD_PRELOAD=./k.so df -a && fail=1
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LD_PRELOAD=./k.so df -a '.' && fail=1
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LD_PRELOAD=./k.so df -l && fail=1
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LD_PRELOAD=./k.so df -l '.' && fail=1
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LD_PRELOAD=./k.so df -t hello && fail=1
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LD_PRELOAD=./k.so df -t hello '.' && fail=1
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LD_PRELOAD=./k.so df -x hello && fail=1
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LD_PRELOAD=./k.so df -x hello '.' && fail=1
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Exit $fail
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