[LV-k25-commit] CVS: kernel-2.5/include/asm-vax unistd.h,1.3,1.4

[Kenn H. <ke...@us...>]

Update of /cvsroot/linux-vax/kernel-2.5/include/asm-vax
In directory sc8-pr-cvs1:/tmp/cvs-serv11528

Modified Files:
	unistd.h 
Log Message:
Add cond_syscall() macro


Index: unistd.h
===================================================================
RCS file: /cvsroot/linux-vax/kernel-2.5/include/asm-vax/unistd.h,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- unistd.h	20 May 2002 00:33:39 -0000	1.3
+++ unistd.h	12 Dec 2002 01:12:41 -0000	1.4
@@ -491,4 +491,13 @@
 
 #endif
 
+/*
+ * "Conditional" syscalls
+ *
+ * What we want is __attribute__((weak,alias("sys_ni_syscall"))),
+ * but it doesn't work on all toolchains, so we just do it by hand
+ */
+#define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall");
+
+
 #endif /* _ASM_VAX_UNISTD_H_ */