From 9bf1f552d98d2f0550f2db30597e70865b7fc529 Mon Sep 17 00:00:00 2001
From: Ingo Weinhold <ingo_weinhold@gmx.de>
Date: Sun, 1 Apr 2007 17:05:26 +0000
Subject: [PATCH] Enabled setjmp()/longjmp() support in the kernel.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20499 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/system/kernel/Jamfile                      |  1 +
 src/system/kernel/lib/Jamfile                  | 11 +++++++++++
 .../kernel/lib/kernel_setjmp_save_sigs.c       | 18 ++++++++++++++++++
 3 files changed, 30 insertions(+)
 create mode 100644 src/system/kernel/lib/kernel_setjmp_save_sigs.c

diff --git a/src/system/kernel/Jamfile b/src/system/kernel/Jamfile
index b797582fee..729fb39d0a 100644
--- a/src/system/kernel/Jamfile
+++ b/src/system/kernel/Jamfile
@@ -71,6 +71,7 @@ KernelLd kernel_$(TARGET_ARCH) :
 	kernel_os_main.o
 	kernel_os_arch_$(TARGET_ARCH).o
 	kernel_posix.o
+	kernel_posix_arch_$(TARGET_ARCH).o
 
 	$(HAIKU_STATIC_LIBSUPC++)
 
diff --git a/src/system/kernel/lib/Jamfile b/src/system/kernel/lib/Jamfile
index 303f559bde..fa3bea133d 100644
--- a/src/system/kernel/lib/Jamfile
+++ b/src/system/kernel/lib/Jamfile
@@ -118,3 +118,14 @@ KernelMergeObject kernel_os_arch_$(TARGET_ARCH).o :
 
 	: $(TARGET_KERNEL_PIC_CCFLAGS)
 ;
+
+SEARCH_SOURCE += [ FDirName $(posixSources) arch $(TARGET_ARCH) ] ;
+
+KernelMergeObject kernel_posix_arch_$(TARGET_ARCH).o :
+	setjmp.S
+	siglongjmp.S
+	sigsetjmp.S
+	kernel_setjmp_save_sigs.c
+
+	: $(TARGET_KERNEL_PIC_CCFLAGS)
+;
diff --git a/src/system/kernel/lib/kernel_setjmp_save_sigs.c b/src/system/kernel/lib/kernel_setjmp_save_sigs.c
new file mode 100644
index 0000000000..dff6bae0ba
--- /dev/null
+++ b/src/system/kernel/lib/kernel_setjmp_save_sigs.c
@@ -0,0 +1,18 @@
+/* 
+** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+** Distributed under the terms of the Haiku License.
+*/
+
+
+#include <setjmp.h>
+
+
+/** This function is called by sigsetjmp() only */
+
+int __setjmp_save_sigs(jmp_buf buffer, int saveMask);
+
+int
+__setjmp_save_sigs(jmp_buf buffer, int saveMask)
+{
+	return 0;
+}