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[PATCH v8 3/8] diff: prepare for additional submodule formats

From
Jacob Keller <jacob.e.keller@intel.com>
Date
Aug 19, 2016, 00:00 UTC
Message-ID
<20160819000031.24854-4-jacob.e.keller@intel.com>
In-Reply-To
<20160819000031.24854-1-jacob.e.keller@intel.com>
From: Jacob Keller <jacob.keller@gmail.com>

A future patch will add a new format for displaying the difference of a submodule. Make it easier by changing how we store the current selected format. Replace the DIFF_OPT flag with an enumeration, as each format will be mutually exclusive.

Signed-off-by: Jacob Keller <jacob.keller@gmail.com>
---
 diff.c | 12 ++++++------
 diff.h |  7 ++++++-
 2 files changed, 12 insertions(+), 7 deletions(-)
diff --git a/diff.c b/diff.c
index e57cf39ad109..d6b321da3d1d 100644
--- a/diff.c
+++ b/diff.c
@@ -132,9 +132,9 @@ static int parse_dirstat_params(struct diff_options *options, const char *params
 static int parse_submodule_params(struct diff_options *options, const char *value)
 {
 	if (!strcmp(value, "log"))
-		DIFF_OPT_SET(options, SUBMODULE_LOG);
+		options->submodule_format = DIFF_SUBMODULE_LOG;
 	else if (!strcmp(value, "short"))
-		DIFF_OPT_CLR(options, SUBMODULE_LOG);
+		options->submodule_format = DIFF_SUBMODULE_SHORT;
 	else
 		return -1;
 	return 0;
@@ -2300,9 +2300,9 @@ static void builtin_diff(const char *name_a,
 	struct strbuf header = STRBUF_INIT;
 	const char *line_prefix = diff_line_prefix(o);
 
-	if (DIFF_OPT_TST(o, SUBMODULE_LOG) &&
-			(!one->mode || S_ISGITLINK(one->mode)) &&
-			(!two->mode || S_ISGITLINK(two->mode))) {
+	if (o->submodule_format == DIFF_SUBMODULE_LOG &&
+	    (!one->mode || S_ISGITLINK(one->mode)) &&
+	    (!two->mode || S_ISGITLINK(two->mode))) {
 		const char *del = diff_get_color_opt(o, DIFF_FILE_OLD);
 		const char *add = diff_get_color_opt(o, DIFF_FILE_NEW);
 		show_submodule_summary(o->file, one->path ? one->path : two->path,
@@ -3916,7 +3916,7 @@ int diff_opt_parse(struct diff_options *options,
 		DIFF_OPT_SET(options, OVERRIDE_SUBMODULE_CONFIG);
 		handle_ignore_submodules_arg(options, arg);
 	} else if (!strcmp(arg, "--submodule"))
-		DIFF_OPT_SET(options, SUBMODULE_LOG);
+		options->submodule_format = DIFF_SUBMODULE_LOG;
 	else if (skip_prefix(arg, "--submodule=", &arg))
 		return parse_submodule_opt(options, arg);
 	else if (skip_prefix(arg, "--ws-error-highlight=", &arg))
diff --git a/diff.h b/diff.h
index 1f57aad25c71..ea5aba668eaa 100644
--- a/diff.h
+++ b/diff.h
@@ -83,7 +83,6 @@ typedef struct strbuf *(*diff_prefix_fn_t)(struct diff_options *opt, void *data)
 #define DIFF_OPT_DIRSTAT_BY_FILE     (1 << 20)
 #define DIFF_OPT_ALLOW_TEXTCONV      (1 << 21)
 #define DIFF_OPT_DIFF_FROM_CONTENTS  (1 << 22)
-#define DIFF_OPT_SUBMODULE_LOG       (1 << 23)
 #define DIFF_OPT_DIRTY_SUBMODULES    (1 << 24)
 #define DIFF_OPT_IGNORE_UNTRACKED_IN_SUBMODULES (1 << 25)
 #define DIFF_OPT_IGNORE_DIRTY_SUBMODULES (1 << 26)
@@ -110,6 +109,11 @@ enum diff_words_type {
 	DIFF_WORDS_COLOR
 };
 
+enum diff_submodule_format {
+	DIFF_SUBMODULE_SHORT = 0,
+	DIFF_SUBMODULE_LOG,
+};
+
 struct diff_options {
 	const char *orderfile;
 	const char *pickaxe;
@@ -157,6 +161,7 @@ struct diff_options {
 	int stat_count;
 	const char *word_regex;
 	enum diff_words_type word_diff;
+	enum diff_submodule_format submodule_format;
 
 	/* this is set by diffcore for DIFF_FORMAT_PATCH */
 	int found_changes;
-- 
2.10.0.rc0.217.g609f9e8.dirty
Previous: Jacob KellerNext: Junio C Hamano
Message 6 of 28 in “submodule show inline diff”
  1. 0/8 submodule show inline diffJacob Keller, Aug 19, 2016
  2. 6/8 submodule: refactor show_submodule_summary with helper functionJacob Keller, Aug 19, 2016
  3. Junio C HamanoAug 19, 2016
  4. Jacob KellerAug 19, 2016
  5. 1/8 diff.c: remove output_prefix_length fieldJacob Keller, Aug 19, 2016
  6. 3/8 diff: prepare for additional submodule formatsJacob Keller, Aug 19, 2016
  7. Junio C HamanoAug 19, 2016
  8. 2/8 graph: add support for --line-prefix on all graph-aware outputJacob Keller, Aug 19, 2016
  9. 7/8 cache: add empty_tree_oid objectJacob Keller, Aug 19, 2016
  10. Junio C HamanoAug 19, 2016
  11. Jacob KellerAug 19, 2016
  12. Junio C HamanoAug 19, 2016
  13. Junio C HamanoAug 19, 2016
  14. Jacob KellerAug 19, 2016
  15. Jeff KingAug 19, 2016
  16. Junio C HamanoAug 23, 2016
  17. 5/8 submodule: convert show_submodule_summary to use struct object_id *Jacob Keller, Aug 19, 2016
  18. Junio C HamanoAug 19, 2016
  19. 8/8 diff: teach diff to display submodule difference with an inline diffJacob Keller, Aug 19, 2016
  20. Junio C HamanoAug 19, 2016
  21. Jacob KellerAug 19, 2016
  22. 4/8 submodule: allow add_submodule_odb to work even if path is not checked outJacob Keller, Aug 19, 2016
  23. Junio C HamanoAug 19, 2016
  24. Jacob KellerAug 19, 2016
  25. Junio C HamanoAug 19, 2016
  26. Jacob KellerAug 19, 2016
  27. Junio C HamanoAug 19, 2016
  28. Jacob KellerAug 19, 2016

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