diff options
Diffstat (limited to 'toolchain/uClibc/patches/cris-vfork.patch')
| -rw-r--r-- | toolchain/uClibc/patches/cris-vfork.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/toolchain/uClibc/patches/cris-vfork.patch b/toolchain/uClibc/patches/cris-vfork.patch new file mode 100644 index 000000000..8e0faa2f3 --- /dev/null +++ b/toolchain/uClibc/patches/cris-vfork.patch @@ -0,0 +1,49 @@ +diff -Nur uClibc-0.9.32-rc2.orig/libc/sysdeps/linux/cris/Makefile.arch uClibc-0.9.32-rc2/libc/sysdeps/linux/cris/Makefile.arch +--- uClibc-0.9.32-rc2.orig/libc/sysdeps/linux/cris/Makefile.arch 2011-01-20 15:49:47.000000000 +0100 ++++ uClibc-0.9.32-rc2/libc/sysdeps/linux/cris/Makefile.arch 2011-02-07 23:01:26.000000000 +0100 +@@ -7,7 +7,7 @@ + + CSRC := __init_brk.c brk.c sbrk.c + +-SSRC := setjmp.S __longjmp.S clone.S sysdep.S syscall.S ++SSRC := setjmp.S __longjmp.S clone.S sysdep.S syscall.S vfork.S + ifeq ($(UNIFIED_SYSCALL),y) + SSRC += __uClibc_syscall.S + endif +diff -Nur uClibc-0.9.32-rc2.orig/libc/sysdeps/linux/cris/vfork.S uClibc-0.9.32-rc2/libc/sysdeps/linux/cris/vfork.S +--- uClibc-0.9.32-rc2.orig/libc/sysdeps/linux/cris/vfork.S 1970-01-01 01:00:00.000000000 +0100 ++++ uClibc-0.9.32-rc2/libc/sysdeps/linux/cris/vfork.S 2011-02-08 00:39:10.000000000 +0100 +@@ -0,0 +1,33 @@ ++/* ++ * vfork.S ++ * ++ * On cris, r9 contains the syscall number (set by generated stub); ++ * r10..r13 contain arguments 0-3 per the standard calling convention. ++ * The return address is in $srp; so we just need to avoid the stack ++ * usage of the normal syscall stubs. ++ */ ++ ++#include <asm/unistd.h> ++#include <sys/syscall.h> ++ ++ .section ".text","ax" ++ .balign 4 ++ .globl __vfork ++ .type __vfork,@function ++__vfork: ++ move.d __NR_vfork, $r9 ++ break 13 ++ ++ cmps.w -4096,$r10 ++ blo 1f ++ neg.d $r10,$r11 ++ move.d $r11,[errno] ++ moveq -1,$r10 ++1: ++ ret ++ nop ++ ++ .size __vfork,.-__vfork ++ ++weak_alias(__vfork,vfork) ++libc_hidden_weak(vfork) |