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git-diff: Introduce --index and deprecate --cached.

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'git diff --cached' still works, but its use is discouraged
in the documentation. 'git diff --index' does the same thing
and is consistent with how 'git apply --index' works.

Signed-off-by: Andreas Ericsson <ae@op5.se>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Andreas Ericsson 2006-11-30 12:43:13 +01:00 committed by Junio C Hamano
parent ced7b828fa
commit 4c81c213a4
2 changed files with 5 additions and 3 deletions
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6
Documentation/git-diff.txt
View file

@ -22,8 +22,10 @@ the number of trees given to the command.
* When one <tree-ish> is given, the working tree and the named
tree are compared, using `git-diff-index`. The option
`--cached` can be given to compare the index file and
`--index` can be given to compare the index file and
the named tree.
`--cached` is a deprecated alias for `--index`. It's use is
discouraged.
* When two <tree-ish>s are given, these two trees are compared
using `git-diff-tree`.
@ -47,7 +49,7 @@ Various ways to check your working tree::
+
------------
$ git diff <1>
$ git diff --cached <2>
$ git diff --index <2>
$ git diff HEAD <3>
------------
+

2
builtin-diff.c
View file

@ -137,7 +137,7 @@ static int builtin_diff_index(struct rev_info *revs,
int cached = 0;
while (1 < argc) {
const char *arg = argv[1];
if (!strcmp(arg, "--cached"))
if (!strcmp(arg, "--index") || !strcmp(arg, "--cached"))
cached = 1;
else
usage(builtin_diff_usage);