Allow git-diff exit with codes similar to diff(1)
authorAlex Riesen <raa.lkml@gmail.com>
Wed, 14 Mar 2007 00:17:04 +0000 (01:17 +0100)
committerJunio C Hamano <junkio@cox.net>
Wed, 14 Mar 2007 23:21:19 +0000 (16:21 -0700)
commit41bbf9d58575095234c64df979ee884334469758
tree916fb0b719369166e3cea928ec4831482ad4e9fa
parent803527f1d9b284fa848d4a4bad23158c162a5d54
Allow git-diff exit with codes similar to diff(1)

This introduces a new command-line option: --exit-code. The diff
programs will return 1 for differences, return 0 for equality, and
something else for errors.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Documentation/diff-options.txt
builtin-diff-files.c
builtin-diff-index.c
builtin-diff-tree.c
builtin-diff.c
diff-lib.c
diff.c
diff.h
t/t4017-diff-retval.sh [new file with mode: 0755]