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authorLibravatar John Keeping <john@keeping.me.uk>2013-04-05 13:19:14 +0100
committerLibravatar Junio C Hamano <gitster@pobox.com>2013-04-05 11:01:08 -0700
commit0895c6d4c09045a3faeb7b652a844fc81c774631 (patch)
treeeae4bd0294d46dee247c129c72b7f4cbae3c3aaf
parentgit-merge(1): document diff-algorithm option to merge-recursive (diff)
downloadtgif-0895c6d4c09045a3faeb7b652a844fc81c774631.tar.xz
diff: allow unstuck arguments with --diff-algorithm
The argument to --diff-algorithm is mandatory, so there is no reason to require the argument to be stuck to the option with '='. Change this for consistency with other Git commands. Note that this does not change the handling of diff-algorithm in merge-recursive.c since the primary interface to that is via the -X option to 'git merge' where the unstuck form does not make sense. Signed-off-by: John Keeping <john@keeping.me.uk> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--diff.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/diff.c b/diff.c
index 0724fa6ff6..08e39144c2 100644
--- a/diff.c
+++ b/diff.c
@@ -3634,8 +3634,8 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
options->xdl_opts = DIFF_WITH_ALG(options, PATIENCE_DIFF);
else if (!strcmp(arg, "--histogram"))
options->xdl_opts = DIFF_WITH_ALG(options, HISTOGRAM_DIFF);
- else if (!prefixcmp(arg, "--diff-algorithm=")) {
- long value = parse_algorithm_value(arg+17);
+ else if ((argcount = parse_long_opt("diff-algorithm", av, &optarg))) {
+ long value = parse_algorithm_value(optarg);
if (value < 0)
return error("option diff-algorithm accepts \"myers\", "
"\"minimal\", \"patience\" and \"histogram\"");
@@ -3643,6 +3643,7 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
DIFF_XDL_CLR(options, NEED_MINIMAL);
options->xdl_opts &= ~XDF_DIFF_ALGORITHM_MASK;
options->xdl_opts |= value;
+ return argcount;
}
/* flags options */