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authorUlrich Drepper <drepper@redhat.com>2001-03-16 22:26:45 +0000
committerUlrich Drepper <drepper@redhat.com>2001-03-16 22:26:45 +0000
commita66f0958a1fbe5d64c3c77c01baee10bf23257dd (patch)
tree8bd667d88be5d0697fbcd2c01292b538abf5b91b /sysdeps/unix/sysv/linux/ia64/swapcontext.c
parentaeba9785a6e2e8dca120bb0b62b74ea1eda0a4a8 (diff)
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Update.
2001-03-16 Ulrich Drepper <drepper@redhat.com> * sysdeps/ieee754/ldbl-96/s_erfl.c: New file. Contributed by Stephen L. Moshier <moshier@na-net.ornl.gov>. * sysdeps/i386/fpu/libm-test-ulps: Adjust for addition of erfl and erfcl. * sysdeps/ia64/fpu/libm-test-ulps: Likewise. * sysdeps/unix/sysv/linux/ia64/swapcontext.c: New file.
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/swapcontext.c')
-rw-r--r--sysdeps/unix/sysv/linux/ia64/swapcontext.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/swapcontext.c b/sysdeps/unix/sysv/linux/ia64/swapcontext.c
new file mode 100644
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+++ b/sysdeps/unix/sysv/linux/ia64/swapcontext.c
@@ -0,0 +1,40 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <ucontext.h>
+
+struct rv
+ {
+ long retval;
+ long first_return;
+ };
+
+extern struct rv __getcontext (ucontext_t *__ucp) __THROW;
+extern int __setcontext (__const ucontext_t *__ucp) __THROW;
+
+int
+__swapcontext (ucontext_t *oucp, const ucontext_t *ucp)
+{
+ struct rv rv = __getcontext (oucp);
+ if (rv.first_return)
+ __setcontext (ucp);
+ return 0;
+}
+
+weak_alias (__swapcontext, swapcontext)