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Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S')
-rw-r--r--ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S45
1 files changed, 45 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S b/ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S
new file mode 100644
index 0000000000..fff6fb6beb
--- /dev/null
+++ b/ports/sysdeps/unix/sysv/linux/alpha/sigsuspend.S
@@ -0,0 +1,45 @@
+/* Copyright (C) 1993,1995,1996,1997,2002,2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David Mosberger <davidm@cs.arizona.edu>, 1995.
+
+ 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
+ <http://www.gnu.org/licenses/>. */
+
+/* sigsuspend is a special syscall since it needs to dereference the
+ sigset. This will have to change when we have more than 64 signals. */
+
+#ifndef NO_CANCELLATION
+#include <sysdep.h>
+
+#undef PSEUDO_PREPARE_ARGS
+#define PSEUDO_PREPARE_ARGS ldq a0, 0(a0);
+
+PSEUDO(__sigsuspend_nocancel, sigsuspend, 1)
+ ret
+/* Use END, not PSEUDO_END, so that we don't issue two $syscall_error
+ symbols; we'll jump into __sigsuspend for the error case. */
+END(__sigsuspend_nocancel)
+#endif /* NO_CANCELLATION */
+
+#include <sysdep-cancel.h>
+
+#undef PSEUDO_PREPARE_ARGS
+#define PSEUDO_PREPARE_ARGS ldq a0, 0(a0);
+
+PSEUDO(__sigsuspend, sigsuspend, 1)
+ ret
+PSEUDO_END(__sigsuspend)
+libc_hidden_def (__sigsuspend)
+weak_alias (__sigsuspend, sigsuspend)
+strong_alias (__sigsuspend, __libc_sigsuspend)