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[BZ #16046] dl_iterate_phdr static executable test

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Maciej W. Rozycki 2014-06-20 21:52:53 +01:00
parent 4e6d234712
commit 257ce7127e
3 changed files with 52 additions and 1 deletions
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4
ChangeLog
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@ -1,5 +1,9 @@
2014-06-20 Maciej W. Rozycki <macro@codesourcery.com>
[BZ #16046]
* elf/tst-dl-iter-static.c: New file.
* elf/Makefile (tests-static): Add tst-dl-iter-static.
* stdlib/tst-qsort2.c (main): Fix off-by-one argc interpretation
error.

2
elf/Makefile
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@ -121,7 +121,7 @@ tests = tst-tls1 tst-tls2 tst-tls9 tst-leaks1 \
tst-auxv
tests-static = tst-tls1-static tst-tls2-static tst-stackguard1-static \
tst-leaks1-static tst-array1-static tst-array5-static \
tst-ptrguard1-static
tst-ptrguard1-static tst-dl-iter-static
ifeq (yes,$(build-shared))
tests-static += tst-tls9-static
tst-tls9-static-ENV = \

47
elf/tst-dl-iter-static.c Normal file
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@ -0,0 +1,47 @@
/* BZ #16046 dl_iterate_phdr static executable test.
Copyright (C) 2014 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
<http://www.gnu.org/licenses/>. */
#include <link.h>
/* Check that the link map of the static executable itself is iterated
over exactly once. */
static int
callback (struct dl_phdr_info *info, size_t size, void *data)
{
int *count = data;
if (info->dlpi_name[0] == '\0')
(*count)++;
return 0;
}
static int
do_test (void)
{
int count = 0;
int status;
status = dl_iterate_phdr (callback, &count);
return status || count != 1;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"