diff options
Diffstat (limited to 'libc/sysdeps/unix/sysv/linux/sh/pipe.S')
-rw-r--r-- | libc/sysdeps/unix/sysv/linux/sh/pipe.S | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libc/sysdeps/unix/sysv/linux/sh/pipe.S b/libc/sysdeps/unix/sysv/linux/sh/pipe.S new file mode 100644 index 000000000..2b5cf77d1 --- /dev/null +++ b/libc/sysdeps/unix/sysv/linux/sh/pipe.S @@ -0,0 +1,43 @@ +/* Copyright (C) 1999, 2000, 2002, 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> + +ENTRY (__libc_pipe) + mov #+__NR_pipe, r3 + trapa #0x10 + mov r0, r3 + mov #-12, r2 + shad r2, r3 + not r3, r3 // r1=0 means r0 = -1 to -4095 + tst r3, r3 // i.e. error in linux + bt 1f + mov.l r0, @r4 + mov.l r1, @(4, r4) + rts + mov #0, r0 +1: + SYSCALL_ERROR_HANDLER +.Lpseudo_end: + rts + nop +PSEUDO_END (__libc_pipe) + +weak_alias (__libc_pipe, __pipe) +libc_hidden_def (__pipe) +weak_alias (__libc_pipe, pipe) |