diff.c: mark a private file-scope symbol as static

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/diff.c b/diff.c
index e6846ca7507aa8a423c5e1f89390fa37723248ff..ddcdfed7879d6cca568544e3256c1e2df5973089 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -25,7 +25,7 @@
 static int diff_detect_rename_default;
 static int diff_rename_limit_default = 400;
 static int diff_suppress_blank_empty;
-int diff_use_color_default = -1;
+static int diff_use_color_default = -1;
 static const char *diff_word_regex_cfg;
 static const char *external_diff_cmd_cfg;
 int diff_auto_refresh_index = 1;

diff --git a/diff.h b/diff.h
index e25addb806a190f138a14ca64190fa5d2f311aaa..a658f85f2bc87864f673f737f70c8ad366ab7153 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -243,7 +243,6 @@ extern int parse_long_opt(const char *opt, const char **argv,
 
 extern int git_diff_basic_config(const char *var, const char *value, void *cb);
 extern int git_diff_ui_config(const char *var, const char *value, void *cb);
-extern int diff_use_color_default;
 extern void diff_setup(struct diff_options *);
 extern int diff_opt_parse(struct diff_options *, const char **, int);
 extern void diff_setup_done(struct diff_options *);