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update from main archive 970304

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This commit is contained in:
Ulrich Drepper
1997-03-04 05:53:20 +00:00
parent d6abe77e92
commit 28c50ce97f
14 changed files with 413 additions and 301 deletions
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17
sysdeps/unix/sysv/linux/alpha/brk.S
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@@ -1,4 +1,4 @@
/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Brendan Kehoe <brendan@zen.org>, 1993.
@@ -50,20 +50,23 @@ LEAF(__brk, 0)
ldiq v0, __NR_brk
call_pal PAL_callsys
/* Be prepared for an OSF-style brk. */
bne a3, $err1
beq v0, $ok
/* Correctly handle the brk(0) query case. */
cmoveq a0, v0, a0
subq a0, v0, t0
bne t0, error
xor a0, v0, t0
bne t0, $err0
/* Update __curbrk and return cleanly. */
stq a0, __curbrk
mov zero, v0
$ok: stq a0, __curbrk
ret
/* What a horrible way to die. */
error: ldi v0, ENOMEM
jmp zero, __syscall_error
$err0: ldi v0, ENOMEM
$err1: jmp zero, __syscall_error
END(__brk)