[LV-tools-commit] toolchain/patches uclibc-000028-hide-brk.patch,NONE,1.1

[Jan-Benedict G. <jb...@us...>]

Update of /cvsroot/linux-vax/toolchain/patches
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv19766

Added Files:
	uclibc-000028-hide-brk.patch 
Log Message:
- Hide brk and set an alias.


--- NEW FILE: uclibc-000028-hide-brk.patch ---
diff -Nurp src-uclibc-fresh/libc/sysdeps/linux/vax/brk.c src-uclibc-hacked/libc/sysdeps/linux/vax/brk.c
--- src-uclibc-fresh/libc/sysdeps/linux/vax/brk.c	2005-12-15 16:10:34.000000000 +0100
+++ src-uclibc-hacked/libc/sysdeps/linux/vax/brk.c	2005-12-15 16:23:18.000000000 +0100
@@ -24,21 +24,22 @@
 /* This must be initialized data because commons can't have aliases.  */
 void *__curbrk = NULL;
 
-int brk (void *addr)
+int attribute_hidden
+__brk (void *addr)
 {
 	register unsigned long int result __asm__ ("%%r0");
 
 	asm (
-		"	pushl	%%ap		\n"	/* Start frame				*/
-		"	pushl	%2		\n"	/* New top address we wish to get	*/
-		"	pushl	$1		\n"	/* One argument				*/
-		"	movl	%%sp, %%ap	\n"	/* Finish frame				*/
-		"	chmk	%1		\n"	/* Perform the system call		*/
-		"	addl2	$8, %%sp	\n"
-		"	movl	(%%sp)+, %%ap	\n"
-		: "=r" (result)
-		: "0" (__NR_brk),
-		  "g" (addr));
+	"	pushl	%%ap		\n"	/* Start frame				*/
+	"	pushl	%2		\n"	/* New top address we wish to get	*/
+	"	pushl	$1		\n"	/* One argument				*/
+	"	movl	%%sp, %%ap	\n"	/* Finish frame				*/
+	"	chmk	%1		\n"	/* Perform the system call		*/
+	"	addl2	$8, %%sp	\n"	/* Remove pushed arg			*/
+	"	movl	(%%sp)+, %%ap	\n"	/* Get back %AP				*/
+	: "=r" (result)
+	: "0" (__NR_brk),
+	  "g" (addr));
 
 	if ((void *) result < addr) {
 		__set_errno (ENOMEM);
@@ -48,4 +49,5 @@ int brk (void *addr)
 
 	return 0;
 }
+strong_alias(__brk,brk)