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[PATCH] [RFC] Add a new config. option for skipping merges in git-log

From
Koosha Khajehmoogahi <koosha.khajeh@gmail.com>
Date
Mar 16, 2015, 16:04 UTC
Message-ID
<5506FF19.1050307@gmail.com>
In-Reply-To
<5506F652.7050700@posteo.de>

This patch adds a 'showmerges' config. option for git-log. This option determines whether the log should contain merge commits or not. In essence, if this option is set to false, git-log will be run as 'git-log --no-merges'.

To force git-log to show merges even if 'log.showmerges' is set, we use --include-merges command line option.

Signed-off-by: Koosha Khajehmoogahi <koosha.khajeh@gmail.com>
---
 Documentation/config.txt | 3 +++
 builtin/log.c            | 9 +++++++++
 revision.c               | 2 ++
 revision.h               | 1 +
 4 files changed, 15 insertions(+)

This is the third time I send this patch as it seems it didn't get delivered even after one hour!

Please help me with this patch. It seems that my --include-merges command-line option does not have have any effect on the behavior of git-log. I don't know why the value of force_show_merges is always 0!

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 1530255..7775b8c 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1735,6 +1735,9 @@ log.showroot::
 	Tools like linkgit:git-log[1] or linkgit:git-whatchanged[1], which
 	normally hide the root commit will now show it. True by default.
 
+log.showmerges::
+	If true, merges will be shown in the log list. True by default.
+
 log.mailmap::
 	If true, makes linkgit:git-log[1], linkgit:git-show[1], and
 	linkgit:git-whatchanged[1] assume `--use-mailmap`.
diff --git a/builtin/log.c b/builtin/log.c
index dd8f3fc..867bcf2 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -31,6 +31,7 @@ static const char *default_date_mode = NULL;
 
 static int default_abbrev_commit;
 static int default_show_root = 1;
+static int default_max_parents = -1;
 static int decoration_style;
 static int decoration_given;
 static int use_mailmap_config;
@@ -108,6 +109,8 @@ static void cmd_log_init_defaults(struct rev_info *rev)
 	rev->diffopt.stat_graph_width = -1; /* respect statGraphWidth config */
 	rev->abbrev_commit = default_abbrev_commit;
 	rev->show_root_diff = default_show_root;
+	if (rev->force_show_merges == 0)
+		rev->max_parents = default_max_parents;
 	rev->subject_prefix = fmt_patch_subject_prefix;
 	DIFF_OPT_SET(&rev->diffopt, ALLOW_TEXTCONV);
 
@@ -390,6 +393,12 @@ static int git_log_config(const char *var, const char *value, void *cb)
 		default_show_root = git_config_bool(var, value);
 		return 0;
 	}
+
+	if (!strcmp(var, "log.showmerges")) {
+		default_max_parents = git_config_bool(var, value) ? -1 : 1;
+		return 0;
+	}
+
 	if (skip_prefix(var, "color.decorate.", &slot_name))
 		return parse_decorate_color_config(var, slot_name, value);
 	if (!strcmp(var, "log.mailmap")) {
diff --git a/revision.c b/revision.c
index 66520c6..e7073b8 100644
--- a/revision.c
+++ b/revision.c
@@ -1804,6 +1804,8 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
 		revs->min_parents = 2;
 	} else if (!strcmp(arg, "--no-merges")) {
 		revs->max_parents = 1;
+	} else if (!strcmp(arg, "--include-merges")) {
+		revs->force_show_merges = 1;
 	} else if (starts_with(arg, "--min-parents=")) {
 		revs->min_parents = atoi(arg+14);
 	} else if (starts_with(arg, "--no-min-parents")) {
diff --git a/revision.h b/revision.h
index 0ea8b4e..f496472 100644
--- a/revision.h
+++ b/revision.h
@@ -145,6 +145,7 @@ struct rev_info {
 	unsigned int	track_linear:1,
 			track_first_time:1,
 			linear:1;
+	unsigned int force_show_merges:1;
 
 	enum date_mode date_mode;
 
-- 
1.9.1
Previous: Koosha KhajehmoogahiNext: Junio C Hamano
Message 3 of 8 in “[RFC] Add a new config. option for skipping merges in git-log”
  1. [RFC] Add a new config. option for skipping merges in git-logKoosha Khajehmoogahi, Mar 16, 2015
  2. [RFC] Add a new config. option for skipping merges in git-logKoosha Khajehmoogahi, Mar 16, 2015
  3. [RFC] Add a new config. option for skipping merges in git-logKoosha Khajehmoogahi, Mar 16, 2015
  4. Junio C HamanoMar 16, 2015
  5. Koosha KhajehmoogahiMar 16, 2015
  6. Junio C HamanoMar 16, 2015
  7. Koosha KhajehmoogahiMar 16, 2015
  8. Junio C HamanoMar 16, 2015

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