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authorEric Andersen <andersen@codepoet.org>2001-03-16 01:06:29 +0000
committerEric Andersen <andersen@codepoet.org>2001-03-16 01:06:29 +0000
commit39f83819e26ed9c63386bdf254d2f6751f54cce9 (patch)
tree45ffe8236f3641ca0b5a9704b5c2b32d52e19d95 /libc/sysdeps/linux/powerpc/bits/sigstack.h
parentaed7ad54eb30fc388b95f98ad4980e8133975656 (diff)
Add powerpc port done by David Schleef <ds@schleef.org>
Diffstat (limited to 'libc/sysdeps/linux/powerpc/bits/sigstack.h')
-rw-r--r--libc/sysdeps/linux/powerpc/bits/sigstack.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/powerpc/bits/sigstack.h b/libc/sysdeps/linux/powerpc/bits/sigstack.h
new file mode 100644
index 000000000..905e87fd9
--- /dev/null
+++ b/libc/sysdeps/linux/powerpc/bits/sigstack.h
@@ -0,0 +1,55 @@
+/* sigstack, sigaltstack definitions.
+ Copyright (C) 1998 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 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. */
+
+#ifndef _SIGNAL_H
+# error "Never include this file directly. Use <signal.h> instead"
+#endif
+
+
+/* Structure describing a signal stack (obsolete). */
+struct sigstack
+ {
+ __ptr_t ss_sp; /* Signal stack pointer. */
+ int ss_onstack; /* Nonzero if executing on this stack. */
+ };
+
+
+/* Possible values for `ss_flags.'. */
+enum
+{
+ SS_ONSTACK = 1,
+#define SS_ONSTACK SS_ONSTACK
+ SS_DISABLE
+#define SS_DISABLE SS_DISABLE
+};
+
+/* Minimum stack size for a signal handler. */
+#define MINSIGSTKSZ 2048
+
+/* System default stack size. */
+#define SIGSTKSZ 8192
+
+
+/* Alternate, preferred interface. */
+typedef struct sigaltstack
+ {
+ __ptr_t ss_sp;
+ int ss_flags;
+ size_t ss_size;
+ } stack_t;