diff-merges: add old mnemonic counterparts to --diff-merges

This adds --diff-merges={m|c|cc} values that match mnemonics of old options, for those who are used to them. Note that, say, --diff-meres=cc behaves differently than --cc, as the latter implies -p and therefore enables diffs for all the commits, while the former enables output of diffs for merge commits only. Signed-off-by: Sergey Organov <sorganov@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Sergey Organov committed Dec 21, 2020 at 18:19 UTC 5071c7531692f53cdfec43542f1cbaee573fd2be
1 file changed +3 -3
diff-merges.c
+3 -3
@@ -60,11 +60,11 @@ static void set_diff_merges(struct rev_info *revs, const char *optarg)
60
61 if (!strcmp(optarg, "first-parent"))
62 set_first_parent(revs);
63 - else if (!strcmp(optarg, "separate"))
63 + else if (!strcmp(optarg, "m") || !strcmp(optarg, "separate"))
64 set_separate(revs);
65 - else if (!strcmp(optarg, "combined"))
65 + else if (!strcmp(optarg, "c") || !strcmp(optarg, "combined"))
66 set_combined(revs);
67 - else if (!strcmp(optarg, "dense-combined"))
67 + else if (!strcmp(optarg, "cc") || !strcmp(optarg, "dense-combined"))
68 set_dense_combined(revs);
69 else
70 die(_("unknown value for --diff-merges: %s"), optarg);