platform_bionic/libc/arch-x86_64/syscalls/ftruncate.S
Elliott Hughes ed74484dcb Stop using the non-uapi <linux/err.h> header file.
We only need it for MAX_ERRNO, and it's time we had somewhere to put
the little assembler utility macros we've been putting off writing.

Change-Id: I9354d2e0dc47c689296a34b5b229fc9ba75f1a83
2013-11-07 10:31:05 -08:00

19 lines
388 B
ArmAsm

/* Generated by gensyscalls.py. Do not edit. */
#include <private/bionic_asm.h>
ENTRY(ftruncate)
movl $__NR_ftruncate, %eax
syscall
cmpq $-MAX_ERRNO, %rax
jb 1f
negl %eax
movl %eax, %edi
call __set_errno
orq $-1, %rax
1:
ret
END(ftruncate)
.globl _C_LABEL(ftruncate64)
.equ _C_LABEL(ftruncate64), _C_LABEL(ftruncate)