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

@@ -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++)
 

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)
+;

src/system/kernel/lib/kernel_setjmp_save_sigs.c

@@ -0,0 +1,18 @@
+/* 
+** Copyright 2004, Axel Dörfler, [email protected]. 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;
+}