Add tests for setcontext on the context from makecontext
Reviewed-by: Carlos O'Donell <carlos@redhat.com> * stdlib/Makefile ((tests): Add tst-setcontext6, tst-setcontext7, tst-setcontext8 and tst-setcontext9. * stdlib/tst-setcontext6.c: New file. * stdlib/tst-setcontext7.c: Likewise. * stdlib/tst-setcontext8.c: Likewise. * stdlib/tst-setcontext9.c: Likewise.
This commit is contained in:
H.J. Lu
parent
bd4f7903df
commit
375a484459
@ -1,3 +1,12 @@
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2018-07-25 H.J. Lu <hongjiu.lu@intel.com>
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* stdlib/Makefile ((tests): Add tst-setcontext6, tst-setcontext7,
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tst-setcontext8 and tst-setcontext9.
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* stdlib/tst-setcontext6.c: New file.
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* stdlib/tst-setcontext7.c: Likewise.
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* stdlib/tst-setcontext8.c: Likewise.
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* stdlib/tst-setcontext9.c: Likewise.
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2018-07-25 H.J. Lu <hongjiu.lu@intel.com>
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2018-07-25 H.J. Lu <hongjiu.lu@intel.com>
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* stdlib/Makefile ((tests): Add tst-setcontext5.
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* stdlib/Makefile ((tests): Add tst-setcontext5.
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@ -85,7 +85,9 @@ tests := tst-strtol tst-strtod testmb testrand testsort testdiv \
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test-at_quick_exit-race test-cxa_atexit-race \
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test-at_quick_exit-race test-cxa_atexit-race \
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test-on_exit-race test-dlclose-exit-race \
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test-on_exit-race test-dlclose-exit-race \
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tst-makecontext-align test-bz22786 tst-strtod-nan-sign \
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tst-makecontext-align test-bz22786 tst-strtod-nan-sign \
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tst-swapcontext1 tst-setcontext4 tst-setcontext5
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tst-swapcontext1 tst-setcontext4 tst-setcontext5 \
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tst-setcontext6 tst-setcontext7 tst-setcontext8 \
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tst-setcontext9
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tests-internal := tst-strtod1i tst-strtod3 tst-strtod4 tst-strtod5i \
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tests-internal := tst-strtod1i tst-strtod3 tst-strtod4 tst-strtod5i \
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tst-tls-atexit tst-tls-atexit-nodelete
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tst-tls-atexit tst-tls-atexit-nodelete
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77
stdlib/tst-setcontext6.c
Normal file
77
stdlib/tst-setcontext6.c
Normal file
@ -0,0 +1,77 @@
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/* Check getcontext and setcontext on the context from makecontext.
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Copyright (C) 2018 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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<http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <ucontext.h>
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#include <unistd.h>
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#include <stdatomic.h>
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static ucontext_t ctx[3];
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static atomic_int done;
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static void
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f1 (void)
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{
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printf ("start f1\n");
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if (!done)
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{
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if (getcontext (&ctx[2]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (done)
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exit (EXIT_SUCCESS);
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}
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done++;
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if (setcontext (&ctx[2]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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}
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static int
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do_test (void)
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{
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char st1[32768];
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puts ("making contexts");
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if (getcontext (&ctx[0]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (getcontext (&ctx[1]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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ctx[1].uc_stack.ss_sp = st1;
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ctx[1].uc_stack.ss_size = sizeof st1;
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ctx[1].uc_link = &ctx[0];
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makecontext (&ctx[1], (void (*) (void)) f1, 0);
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if (setcontext (&ctx[1]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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exit (EXIT_FAILURE);
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}
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#include <support/test-driver.c>
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97
stdlib/tst-setcontext7.c
Normal file
97
stdlib/tst-setcontext7.c
Normal file
@ -0,0 +1,97 @@
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/* Check setcontext on the context from makecontext.
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Copyright (C) 2018 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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<http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <ucontext.h>
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#include <unistd.h>
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#include <stdatomic.h>
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static ucontext_t ctx[5];
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static atomic_int done;
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static void
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f1 (void)
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{
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puts ("start f1");
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if (!done)
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{
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if (getcontext (&ctx[2]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (done)
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{
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puts ("set context in f1");
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if (setcontext (&ctx[3]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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}
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}
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done++;
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puts ("swap contexts in f1");
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if (swapcontext (&ctx[4], &ctx[2]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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puts ("end f1");
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exit (done == 2 ? EXIT_SUCCESS : EXIT_FAILURE);
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}
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static int
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do_test (void)
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{
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char st1[32768];
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puts ("making contexts");
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if (getcontext (&ctx[0]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (getcontext (&ctx[1]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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ctx[1].uc_stack.ss_sp = st1;
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ctx[1].uc_stack.ss_size = sizeof st1;
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ctx[1].uc_link = &ctx[0];
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makecontext (&ctx[1], (void (*) (void)) f1, 0);
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puts ("swap contexts");
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if (swapcontext (&ctx[3], &ctx[1]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (done != 1)
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exit (EXIT_FAILURE);
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done++;
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puts ("set context");
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if (setcontext (&ctx[4]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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exit (EXIT_FAILURE);
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}
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#include <support/test-driver.c>
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82
stdlib/tst-setcontext8.c
Normal file
82
stdlib/tst-setcontext8.c
Normal file
@ -0,0 +1,82 @@
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/* Check getcontext and setcontext on the context from makecontext.
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Copyright (C) 2018 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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<http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <ucontext.h>
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#include <unistd.h>
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#include <stdatomic.h>
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static ucontext_t ctx[3];
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static atomic_int done;
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static void
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__attribute__((noinline, noclone))
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f2 (void)
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{
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printf ("start f2\n");
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done++;
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if (setcontext (&ctx[2]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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}
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static void
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f1 (void)
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{
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printf ("start f1\n");
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if (getcontext (&ctx[2]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (done)
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exit (EXIT_SUCCESS);
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f2 ();
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}
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static int
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do_test (void)
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{
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char st1[32768];
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puts ("making contexts");
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if (getcontext (&ctx[0]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (getcontext (&ctx[1]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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ctx[1].uc_stack.ss_sp = st1;
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ctx[1].uc_stack.ss_size = sizeof st1;
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ctx[1].uc_link = &ctx[0];
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makecontext (&ctx[1], (void (*) (void)) f1, 0);
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if (setcontext (&ctx[1]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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exit (EXIT_FAILURE);
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}
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#include <support/test-driver.c>
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101
stdlib/tst-setcontext9.c
Normal file
101
stdlib/tst-setcontext9.c
Normal file
@ -0,0 +1,101 @@
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/* Check setcontext on the context from makecontext.
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Copyright (C) 2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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|
|
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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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|
|
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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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|
<http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <ucontext.h>
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#include <unistd.h>
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#include <stdatomic.h>
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static ucontext_t ctx[5];
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static atomic_int done;
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static void
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__attribute__((noinline, noclone))
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f2 (void)
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{
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done++;
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puts ("swap contexts in f2");
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if (swapcontext (&ctx[4], &ctx[2]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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puts ("end f2");
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exit (done == 2 ? EXIT_SUCCESS : EXIT_FAILURE);
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}
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static void
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f1 (void)
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{
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puts ("start f1");
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if (getcontext (&ctx[2]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (done)
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{
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puts ("set context in f1");
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if (setcontext (&ctx[3]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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}
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f2 ();
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}
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static int
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do_test (void)
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{
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char st1[32768];
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puts ("making contexts");
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if (getcontext (&ctx[0]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (getcontext (&ctx[1]) != 0)
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{
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printf ("%s: getcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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ctx[1].uc_stack.ss_sp = st1;
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ctx[1].uc_stack.ss_size = sizeof st1;
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ctx[1].uc_link = &ctx[0];
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makecontext (&ctx[1], (void (*) (void)) f1, 0);
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puts ("swap contexts");
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if (swapcontext (&ctx[3], &ctx[1]) != 0)
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{
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printf ("%s: setcontext: %m\n", __FUNCTION__);
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exit (EXIT_FAILURE);
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}
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if (done != 1)
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||||||
|
exit (EXIT_FAILURE);
|
||||||
|
done++;
|
||||||
|
puts ("set context");
|
||||||
|
if (setcontext (&ctx[4]) != 0)
|
||||||
|
{
|
||||||
|
printf ("%s: setcontext: %m\n", __FUNCTION__);
|
||||||
|
exit (EXIT_FAILURE);
|
||||||
|
}
|
||||||
|
exit (EXIT_FAILURE);
|
||||||
|
}
|
||||||
|
|
||||||
|
#include <support/test-driver.c>
|
||||||
Loading…
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Reference in New Issue
Block a user