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author | Maciej W. Rozycki <macro@codesourcery.com> | 2014-06-20 21:52:53 +0100 |
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committer | Maciej W. Rozycki <macro@codesourcery.com> | 2014-06-20 21:52:53 +0100 |
commit | 257ce7127e2f64a6a959b146786cd43de0e42b5f (patch) | |
tree | b4742c132f39b11d8c66efed76a91b32cce9f78b /elf/tst-dl-iter-static.c | |
parent | 4e6d234712f976eee62fb2047338a501da00c4c7 (diff) | |
download | glibc-257ce7127e2f64a6a959b146786cd43de0e42b5f.tar.gz |
[BZ #16046] dl_iterate_phdr static executable test
Diffstat (limited to 'elf/tst-dl-iter-static.c')
-rw-r--r-- | elf/tst-dl-iter-static.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/elf/tst-dl-iter-static.c b/elf/tst-dl-iter-static.c new file mode 100644 index 0000000000..7303d7c9fb --- /dev/null +++ b/elf/tst-dl-iter-static.c @@ -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" |