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diff-merges: cleanup set_diff_merges() 

Get rid of special-casing of 'suppress' in set_diff_merges(). Instead
set 'merges_need_diff' flag correctly in every option handling
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 2022-09-14 22:31:01 +03:00 committed by Junio C Hamano
parent c7c4f7608a
commit 563005ecbf
1 changed files with 19 additions and 11 deletions
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30
diff-merges.c
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@ -20,9 +20,20 @@ static void suppress(struct rev_info *revs)
revs->remerge_diff = 0;
}
static void set_separate(struct rev_info *revs)
static void common_setup(struct rev_info *revs)
{
suppress(revs);
revs->merges_need_diff = 1;
}
static void set_none(struct rev_info *revs)
{
suppress(revs);
}
static void set_separate(struct rev_info *revs)
{
common_setup(revs);
revs->separate_merges = 1;
revs->simplify_history = 0;
}
@ -35,21 +46,21 @@ static void set_first_parent(struct rev_info *revs)
static void set_combined(struct rev_info *revs)
{
suppress(revs);
common_setup(revs);
revs->combine_merges = 1;
revs->dense_combined_merges = 0;
}
static void set_dense_combined(struct rev_info *revs)
{
suppress(revs);
common_setup(revs);
revs->combine_merges = 1;
revs->dense_combined_merges = 1;
}
static void set_remerge_diff(struct rev_info *revs)
{
suppress(revs);
common_setup(revs);
revs->remerge_diff = 1;
revs->simplify_history = 0;
}
@ -57,7 +68,7 @@ static void set_remerge_diff(struct rev_info *revs)
static diff_merges_setup_func_t func_by_opt(const char *optarg)
{
if (!strcmp(optarg, "off") || !strcmp(optarg, "none"))
return suppress;
return set_none;
if (!strcmp(optarg, "1") || !strcmp(optarg, "first-parent"))
return set_first_parent;
if (!strcmp(optarg, "separate"))
@ -81,10 +92,6 @@ static void set_diff_merges(struct rev_info *revs, const char *optarg)
die(_("invalid value for '%s': '%s'"), "--diff-merges", optarg);
func(revs);
/* NOTE: the merges_need_diff flag is cleared by func() call */
if (func != suppress)
revs->merges_need_diff = 1;
}
/*
@ -115,6 +122,7 @@ int diff_merges_parse_opts(struct rev_info *revs, const char **argv)
if (!suppress_m_parsing && !strcmp(arg, "-m")) {
set_to_default(revs);
revs->merges_need_diff = 0;
} else if (!strcmp(arg, "-c")) {
set_combined(revs);
revs->merges_imply_patch = 1;
@ -125,7 +133,7 @@ int diff_merges_parse_opts(struct rev_info *revs, const char **argv)
set_remerge_diff(revs);
revs->merges_imply_patch = 1;
} else if (!strcmp(arg, "--no-diff-merges")) {
suppress(revs);
set_none(revs);
} else if (!strcmp(arg, "--combined-all-paths")) {
revs->combined_all_paths = 1;
} else if ((argcount = parse_long_opt("diff-merges", argv, &optarg))) {
@ -139,7 +147,7 @@ int diff_merges_parse_opts(struct rev_info *revs, const char **argv)
void diff_merges_suppress(struct rev_info *revs)
{
suppress(revs);
set_none(revs);
}
void diff_merges_default_to_first_parent(struct rev_info *revs)