diff options
Diffstat (limited to 'stdlib')
| -rw-r--r-- | stdlib/Makefile | 3 | ||||
| -rw-r--r-- | stdlib/tst-makecontext.c | 57 |
2 files changed, 59 insertions, 1 deletions
diff --git a/stdlib/Makefile b/stdlib/Makefile index bfe679c..2699ca6 100644 --- a/stdlib/Makefile +++ b/stdlib/Makefile @@ -67,7 +67,8 @@ tests := tst-strtol tst-strtod testmb testrand testsort testdiv \ tst-xpg-basename tst-random tst-random2 tst-bsearch \ tst-limits tst-rand48 bug-strtod tst-setcontext \ test-a64l tst-qsort tst-system testmb2 bug-strtod2 \ - tst-atof1 tst-atof2 tst-strtod2 tst-strtod3 tst-rand48-2 + tst-atof1 tst-atof2 tst-strtod2 tst-strtod3 tst-rand48-2 \ + tst-makecontext include ../Makeconfig diff --git a/stdlib/tst-makecontext.c b/stdlib/tst-makecontext.c new file mode 100644 index 0000000..cbce71f --- /dev/null +++ b/stdlib/tst-makecontext.c @@ -0,0 +1,57 @@ +/* Copyright (C) 2006 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <stdlib.h> +#include <stdio.h> +#include <ucontext.h> + +ucontext_t ucp; +char st1[8192]; +__thread int thr; + +void +cf (int i) +{ + if (i != 78 || thr != 94) + { + printf ("i %d thr %d\n", i, thr); + exit (1); + } + exit (0); +} + +int +main (void) +{ + if (getcontext (&ucp) != 0) + { + puts ("getcontext failed"); + return 1; + } + thr = 94; + ucp.uc_link = NULL; + ucp.uc_stack.ss_sp = st1; + ucp.uc_stack.ss_size = sizeof st1; + makecontext (&ucp, (void (*) ()) cf, 1, 78); + if (setcontext (&ucp) != 0) + { + puts ("setcontext failed"); + return 1; + } + return 2; +} |