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revision: factor out parsing of diff-merge related options

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Move all the parsing code related to diffing merges into new
parse_diff_merge_opts() function.

Signed-off-by: Sergey Organov <sorganov@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Sergey Organov 2020-12-21 18:19:29 +03:00 committed by Junio C Hamano
parent e2850a27a9
commit 891e417cbc
1 changed files with 40 additions and 27 deletions
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67
revision.c
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@ -2153,6 +2153,45 @@ static void add_message_grep(struct rev_info *revs, const char *pattern)
add_grep(revs, pattern, GREP_PATTERN_BODY);
}
static int parse_diff_merge_opts(struct rev_info *revs, const char **argv)
{
int argcount = 1;
const char *optarg;
const char *arg = argv[0];
if (!strcmp(arg, "-m")) {
/*
* To "diff-index", "-m" means "match missing", and to the "log"
* family of commands, it means "show full diff for merges". Set
* both fields appropriately.
*/
revs->ignore_merges = 0;
revs->match_missing = 1;
} else if (!strcmp(arg, "-c")) {
revs->diff = 1;
revs->dense_combined_merges = 0;
revs->combine_merges = 1;
} else if (!strcmp(arg, "--cc")) {
revs->diff = 1;
revs->dense_combined_merges = 1;
revs->combine_merges = 1;
} else if (!strcmp(arg, "--no-diff-merges")) {
revs->ignore_merges = 1;
} else if (!strcmp(arg, "--combined-all-paths")) {
revs->diff = 1;
revs->combined_all_paths = 1;
} else if ((argcount = parse_long_opt("diff-merges", argv, &optarg))) {
if (!strcmp(optarg, "off")) {
revs->ignore_merges = 1;
} else {
die(_("unknown value for --diff-merges: %s"), optarg);
}
} else
argcount = 0;
return argcount;
}
static int handle_revision_opt(struct rev_info *revs, int argc, const char **argv,
int *unkc, const char **unkv,
const struct setup_revision_opt* opt)
@ -2349,34 +2388,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
revs->diff = 1;
revs->diffopt.flags.recursive = 1;
revs->diffopt.flags.tree_in_recursive = 1;
} else if (!strcmp(arg, "-m")) {
/*
* To "diff-index", "-m" means "match missing", and to the "log"
* family of commands, it means "show full diff for merges". Set
* both fields appropriately.
*/
revs->ignore_merges = 0;
revs->match_missing = 1;
} else if ((argcount = parse_long_opt("diff-merges", argv, &optarg))) {
if (!strcmp(optarg, "off")) {
revs->ignore_merges = 1;
} else {
die(_("unknown value for --diff-merges: %s"), optarg);
}
} else if ((argcount = parse_diff_merge_opts(revs, argv))) {
return argcount;
} else if (!strcmp(arg, "--no-diff-merges")) {
revs->ignore_merges = 1;
} else if (!strcmp(arg, "-c")) {
revs->diff = 1;
revs->dense_combined_merges = 0;
revs->combine_merges = 1;
} else if (!strcmp(arg, "--combined-all-paths")) {
revs->diff = 1;
revs->combined_all_paths = 1;
} else if (!strcmp(arg, "--cc")) {
revs->diff = 1;
revs->dense_combined_merges = 1;
revs->combine_merges = 1;
} else if (!strcmp(arg, "-v")) {
revs->verbose_header = 1;
} else if (!strcmp(arg, "--pretty")) {