[22/26] diff-merges: implement new values for --diff-merges

Commit Message

Sergey Organov Nov. 1, 2020, 7:33 p.m. UTC

The following values are implemented:

--diff-merges=	        old equivalent
first|first-parent    = --first-parent (only format implications)
sep|separate          = -m
comb|combined         = -c
dense| dense-combined = --cc

Signed-off-by: Sergey Organov <[e-mail]>
---
 diff-merges.c | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

Patch

diff --git a/diff-merges.c b/diff-merges.c
index db2217171442..5c35369f7a8c 100644
--- a/diff-merges.c
+++ b/diff-merges.c
@@ -15,6 +15,11 @@  static void set_separate(struct rev_info *revs) {
 	revs->separate_merges = 1;
 }
 
+static void set_first_parent(struct rev_info *revs) {
+	set_separate(revs);
+	revs->first_parent_merges = 1;
+}
+
 static void set_m(struct rev_info *revs) {
 	/*
 	 * To "diff-index", "-m" means "match missing", and to the "log"
@@ -38,11 +43,19 @@  static void set_dense_combined(struct rev_info *revs) {
 }
 
 static void set_diff_merges(struct rev_info *revs, const char *optarg) {
-	if (!strcmp(optarg, "off")) {
+	if (0) ;
+	else if (!strcmp(optarg, "off")   || !strcmp(optarg, "none"))
 		suppress(revs);
-	} else {
+	else if (!strcmp(optarg, "first") || !strcmp(optarg, "first-parent"))
+		set_first_parent(revs);
+	else if (!strcmp(optarg, "sep")   || !strcmp(optarg, "separate"))
+		set_separate(revs);
+	else if (!strcmp(optarg, "comb")  || !strcmp(optarg, "combined"))
+		set_combined(revs);
+	else if (!strcmp(optarg, "dense") || !strcmp(optarg, "dense-combined"))
+		set_dense_combined(revs);
+	else
 		die(_("unknown value for --diff-merges: %s"), optarg);
-	}
 }
 
 /*