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* stdlib/Makefile (tests): Add tst-makecontext.

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* stdlib/tst-makecontext.c: New test.

	* sysdeps/unix/sysv/linux/powerpc/powerpc32/makecontext.S
	(__makecontext): Don't realign uc_mcontext.uc_regs.
This commit is contained in:
Ulrich Drepper
2006-12-19 15:34:16 +00:00
parent 594d423aa3
commit a12dcecc50
4 changed files with 68 additions and 4 deletions
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57
stdlib/tst-makecontext.c Normal file
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@ -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;
}