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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 23:32:58 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 23:45:25 +0000 |
commit | 314a431d37757ad179e89b83c3cb5720bae26e60 (patch) | |
tree | f78b79204d8c51ba54153542d949b08e1f5a4392 /sysdeps/pthread/tst-_res1.c | |
parent | 15e995a8fb94a00d76da03756579ae6ff645b161 (diff) | |
download | glibc-314a431d37757ad179e89b83c3cb5720bae26e60.tar.gz glibc-314a431d37757ad179e89b83c3cb5720bae26e60.tar.xz glibc-314a431d37757ad179e89b83c3cb5720bae26e60.zip |
htl: Enable more tests
* nptl/tst-_res1.c, tst-_res1mod1.c, tst-_res1mod2.c, tst-atfork2.c, tst-atfork2mod.c, tst-fini1.c, tst-fini1mod.c, tst-tls4.c, tst-tls4moda.c, tst-tls4modb.c: Move to... * sysdeps/pthread: ... here. Rename tst-tls4.c to tst-pt-tls4.c to avoid conflicting with elf/tst-tls4.c. * nptl/Makefile: Move corresponding references and rules to... * sysdeps/pthread/Makefile: ... here.
Diffstat (limited to 'sysdeps/pthread/tst-_res1.c')
-rw-r--r-- | sysdeps/pthread/tst-_res1.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/sysdeps/pthread/tst-_res1.c b/sysdeps/pthread/tst-_res1.c new file mode 100644 index 0000000000..3e186bcb39 --- /dev/null +++ b/sysdeps/pthread/tst-_res1.c @@ -0,0 +1,68 @@ +/* Copyright (C) 2003-2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. + + 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 + <https://www.gnu.org/licenses/>. */ + +/* Test whether _res in glibc 2.1.x and earlier (before __res_state() + was introduced) works. Portable programs should never do the + dirty things below. */ + +#include <pthread.h> +#include <resolv.h> +#include <stdlib.h> +#include <stdio.h> + +void *tf (void *resp) +{ + if (resp == &_res || resp == __res_state ()) + abort (); + _res.retry = 24; + return NULL; +} + +void do_test (struct __res_state *resp) +{ + if (resp != &_res || resp != __res_state ()) + abort (); + if (_res.retry != 12) + abort (); +} + +int main (void) +{ +#undef _res + extern struct __res_state _res; + pthread_t th; + + _res.retry = 12; + if (pthread_create (&th, NULL, tf, &_res) != 0) + { + puts ("create failed"); + exit (1); + } + + do_test (&_res); + + if (pthread_join (th, NULL) != 0) + { + puts ("join failed"); + exit (1); + } + + do_test (&_res); + + exit (0); +} |