From 92773db48eb6be7bc3ef12f44e4b163a7f5e0af3 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Tue, 12 Jun 2001 21:45:10 +0000 Subject: Cleanup the toploevel makefile handing of shared libs. Add weak_alias define, and set things up so nasty old coff toolchains can now compile things and should actually work again. -Erik --- libc/sysdeps/linux/m68k/vfork.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 libc/sysdeps/linux/m68k/vfork.c (limited to 'libc/sysdeps/linux/m68k/vfork.c') diff --git a/libc/sysdeps/linux/m68k/vfork.c b/libc/sysdeps/linux/m68k/vfork.c new file mode 100644 index 000000000..9edcb650d --- /dev/null +++ b/libc/sysdeps/linux/m68k/vfork.c @@ -0,0 +1,25 @@ +/* orginally from include/unistd.h, written by ndf@linux.mit.edu> */ +#include +#include +#include + +#ifndef __NR_vfork +#define __NR_vfork __NR_fork /* uClinux-2.0 only has fork which is vfork */ +#endif + +pid_t vfork(void) +{ + pid_t __res; + __asm__ __volatile__ ("movel %1,%%d0;" + "trap #0;" + "movel %%d0,%0" + : "=d" (__res) + : "0" (__NR_vfork) + : "%d0"); + if (__res >= (unsigned long)-4096) { + errno = -__res; + __res = (pid_t)-1; + } + return(__res); +} + -- cgit v1.2.3