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-rw-r--r--builtin/diff-files.c5
-rw-r--r--builtin/diff.c9
-rw-r--r--diff-merges.c16
-rw-r--r--diff-merges.h2
4 files changed, 24 insertions, 8 deletions
diff --git a/builtin/diff-files.c b/builtin/diff-files.c
index 1e352dd8f7..4742a4559b 100644
--- a/builtin/diff-files.c
+++ b/builtin/diff-files.c
@@ -7,6 +7,7 @@
#include "cache.h"
#include "config.h"
#include "diff.h"
+#include "diff-merges.h"
#include "commit.h"
#include "revision.h"
#include "builtin.h"
@@ -69,9 +70,9 @@ int cmd_diff_files(int argc, const char **argv, const char *prefix)
* was not asked to. "diff-files -c -p" should not densify
* (the user should ask with "diff-files --cc" explicitly).
*/
- if (rev.max_count == -1 && !rev.combine_merges &&
+ if (rev.max_count == -1 &&
(rev.diffopt.output_format & DIFF_FORMAT_PATCH))
- rev.combine_merges = rev.dense_combined_merges = 1;
+ diff_merges_set_dense_combined_if_unset(&rev);
if (read_cache_preload(&rev.diffopt.pathspec) < 0) {
perror("read_cache_preload");
diff --git a/builtin/diff.c b/builtin/diff.c
index cd4083fed9..2f570a3131 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -13,6 +13,7 @@
#include "blob.h"
#include "tag.h"
#include "diff.h"
+#include "diff-merges.h"
#include "diffcore.h"
#include "revision.h"
#include "log-tree.h"
@@ -199,8 +200,8 @@ static int builtin_diff_combined(struct rev_info *revs,
if (argc > 1)
usage(builtin_diff_usage);
- if (!revs->dense_combined_merges && !revs->combine_merges)
- revs->dense_combined_merges = revs->combine_merges = 1;
+ diff_merges_set_dense_combined_if_unset(revs);
+
for (i = 1; i < ents; i++)
oid_array_append(&parents, &ent[i].item->oid);
diff_tree_combined(&ent[0].item->oid, &parents, revs);
@@ -248,9 +249,9 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv
* dense one, --cc can be explicitly asked for, or just rely
* on the default).
*/
- if (revs->max_count == -1 && !revs->combine_merges &&
+ if (revs->max_count == -1 &&
(revs->diffopt.output_format & DIFF_FORMAT_PATCH))
- revs->combine_merges = revs->dense_combined_merges = 1;
+ diff_merges_set_dense_combined_if_unset(revs);
setup_work_tree();
if (read_cache_preload(&revs->diffopt.pathspec) < 0) {
diff --git a/diff-merges.c b/diff-merges.c
index 23e6cb11d1..24f922cf8a 100644
--- a/diff-merges.c
+++ b/diff-merges.c
@@ -10,6 +10,13 @@ static void suppress(struct rev_info *revs)
revs->dense_combined_merges = 0;
}
+static void set_dense_combined(struct rev_info *revs)
+{
+ revs->combine_merges = 1;
+ revs->dense_combined_merges = 1;
+}
+
+
/*
* Public functions. They are in the order they are called.
*/
@@ -39,8 +46,7 @@ int diff_merges_parse_opts(struct rev_info *revs, const char **argv)
revs->combine_merges = 1;
} else if (!strcmp(arg, "--cc")) {
revs->diff = 1;
- revs->dense_combined_merges = 1;
- revs->combine_merges = 1;
+ set_dense_combined(revs);
} else if (!strcmp(arg, "--no-diff-merges")) {
suppress(revs);
} else if (!strcmp(arg, "--combined-all-paths")) {
@@ -80,6 +86,12 @@ void diff_merges_default_to_dense_combined(struct rev_info *revs)
}
}
+void diff_merges_set_dense_combined_if_unset(struct rev_info *revs)
+{
+ if (!revs->combine_merges)
+ set_dense_combined(revs);
+}
+
void diff_merges_setup_revs(struct rev_info *revs)
{
if (revs->combine_merges && revs->ignore_merges < 0)
diff --git a/diff-merges.h b/diff-merges.h
index a031240576..f92de137d3 100644
--- a/diff-merges.h
+++ b/diff-merges.h
@@ -19,6 +19,8 @@ void diff_merges_default_to_first_parent(struct rev_info *revs);
void diff_merges_default_to_dense_combined(struct rev_info *revs);
+void diff_merges_set_dense_combined_if_unset(struct rev_info *revs);
+
void diff_merges_setup_revs(struct rev_info *revs);
#endif