diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/syscall.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/syscall.S | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/syscall.S b/sysdeps/unix/sysv/linux/i386/syscall.S index b7b44e76da..e7839cd1c0 100644 --- a/sysdeps/unix/sysv/linux/i386/syscall.S +++ b/sysdeps/unix/sysv/linux/i386/syscall.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1995 Free Software Foundation, Inc. +/* Copyright (C) 1995, 1996 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 @@ -18,6 +18,9 @@ Cambridge, MA 02139, USA. */ #include <sysdep.h> +/* Please consult the file sysdeps/unix/sysv/linux/i386/sysdep.h for + more information about the value -125 used below.*/ + .text SYSCALL_ERROR_HANDLER /* Define error handler for PIC. */ ENTRY (syscall) @@ -26,6 +29,7 @@ ENTRY (syscall) movl 16(%esp), %eax /* Load syscall number into %eax. */ int $0x80 /* Do the system call. */ POPARGS_5 /* Restore register contents. */ - testl %eax, %eax /* Check %eax for error. */ - jl syscall_error /* Jump to error handler if negative. */ + cmpl $-125, %eax /* Check %eax for error. */ + jae syscall_error /* Jump to error handler if error. */ ret /* Return to caller. */ + .size syscall,.-syscall |