Fix an "implicit function definition" warning.

diff --git a/diff.h b/diff.h
index de9de574e78693d27ff911d882030a59407a99d5..eece65ddccdb7bd8bf51af80af92e29b4eb76f37 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -8,6 +8,7 @@
 
 struct rev_info;
 struct diff_options;
+struct diff_queue_struct;
 
 typedef void (*change_fn_t)(struct diff_options *options,
                 unsigned old_mode, unsigned new_mode,
@@ -20,20 +21,42 @@ typedef void (*add_remove_fn_t)(struct diff_options *options,
                    const unsigned char *sha1,
                    const char *base, const char *path);
 
+typedef void (*diff_format_fn_t)(struct diff_queue_struct *q,
+               struct diff_options *options, void *data);
+
+#define DIFF_FORMAT_RAW                0x0001
+#define DIFF_FORMAT_DIFFSTAT   0x0002
+#define DIFF_FORMAT_NUMSTAT    0x0004
+#define DIFF_FORMAT_SUMMARY    0x0008
+#define DIFF_FORMAT_PATCH      0x0010
+#define DIFF_FORMAT_SHORTSTAT  0x0020
+
+/* These override all above */
+#define DIFF_FORMAT_NAME       0x0100
+#define DIFF_FORMAT_NAME_STATUS        0x0200
+#define DIFF_FORMAT_CHECKDIFF  0x0400
+
+/* Same as output_format = 0 but we know that -s flag was given
+ * and we should not give default value to output_format.
+ */
+#define DIFF_FORMAT_NO_OUTPUT  0x0800
+
+#define DIFF_FORMAT_CALLBACK   0x1000
+
 struct diff_options {
        const char *filter;
        const char *orderfile;
        const char *pickaxe;
+       const char *single_follow;
        unsigned recursive:1,
-                with_raw:1,
-                with_stat:1,
                 tree_in_recursive:1,
                 binary:1,
+                text:1,
                 full_index:1,
                 silent_on_remove:1,
                 find_copies_harder:1,
-                summary:1,
-                color_diff:1;
+                color_diff:1,
+                color_diff_words:1;
        int context;
        int break_opt;
        int detect_rename;
@@ -45,14 +68,33 @@ struct diff_options {
        int rename_limit;
        int setup;
        int abbrev;
+       const char *msg_sep;
        const char *stat_sep;
+       long xdl_opts;
+
+       int stat_width;
+       int stat_name_width;
 
        int nr_paths;
        const char **paths;
        int *pathlens;
        change_fn_t change;
        add_remove_fn_t add_remove;
+       diff_format_fn_t format_callback;
+       void *format_callback_data;
+};
+
+enum color_diff {
+       DIFF_RESET = 0,
+       DIFF_PLAIN = 1,
+       DIFF_METAINFO = 2,
+       DIFF_FRAGINFO = 3,
+       DIFF_FILE_OLD = 4,
+       DIFF_FILE_NEW = 5,
+       DIFF_COMMIT = 6,
+       DIFF_WHITESPACE = 7,
 };
+const char *diff_get_color(int diff_use_color, enum color_diff ix);
 
 extern const char mime_boundary_leader[];
 
@@ -62,6 +104,8 @@ extern int diff_tree(struct tree_desc *t1, struct tree_desc *t2,
                     const char *base, struct diff_options *opt);
 extern int diff_tree_sha1(const unsigned char *old, const unsigned char *new,
                          const char *base, struct diff_options *opt);
+extern int diff_root_tree_sha1(const unsigned char *new, const char *base,
+                               struct diff_options *opt);
 
 struct combine_diff_path {
        struct combine_diff_path *next;
@@ -100,7 +144,9 @@ extern void diff_change(struct diff_options *,
                        const char *base, const char *path);
 
 extern void diff_unmerge(struct diff_options *,
-                        const char *path);
+                        const char *path,
+                        unsigned mode,
+                        const unsigned char *sha1);
 
 extern int diff_scoreopt_parse(const char *opt);
 
@@ -108,7 +154,7 @@ extern int diff_scoreopt_parse(const char *opt);
 #define DIFF_SETUP_USE_CACHE           2
 #define DIFF_SETUP_USE_SIZE_CACHE      4
 
-extern int git_diff_config(const char *var, const char *value);
+extern int git_diff_ui_config(const char *var, const char *value);
 extern void diff_setup(struct diff_options *);
 extern int diff_opt_parse(struct diff_options *, const char **, int);
 extern int diff_setup_done(struct diff_options *);
@@ -131,6 +177,7 @@ extern void diffcore_std_no_resolve(struct diff_options *);
 "  --patch-with-raw\n" \
 "                output both a patch and the diff-raw format.\n" \
 "  --stat        show diffstat instead of patch.\n" \
+"  --numstat     show numeric diffstat instead of patch.\n" \
 "  --patch-with-stat\n" \
 "                output a patch and prepend its diffstat.\n" \
 "  --name-only   show only names of changed files.\n" \
@@ -147,18 +194,10 @@ extern void diffcore_std_no_resolve(struct diff_options *);
 "  -O<file>      reorder diffs according to the <file>.\n" \
 "  -S<string>    find filepair whose only one side contains the string.\n" \
 "  --pickaxe-all\n" \
-"                show all files diff when -S is used and hit is found.\n"
+"                show all files diff when -S is used and hit is found.\n" \
+"  -a  --text    treat all files as text.\n"
 
 extern int diff_queue_is_empty(void);
-
-#define DIFF_FORMAT_RAW                1
-#define DIFF_FORMAT_PATCH      2
-#define DIFF_FORMAT_NO_OUTPUT  3
-#define DIFF_FORMAT_NAME       4
-#define DIFF_FORMAT_NAME_STATUS        5
-#define DIFF_FORMAT_DIFFSTAT   6
-#define DIFF_FORMAT_CHECKDIFF  7
-
 extern void diff_flush(struct diff_options*);
 
 /* diff-raw status letters */
@@ -183,4 +222,7 @@ extern int run_diff_files(struct rev_info *revs, int silent_on_removed);
 
 extern int run_diff_index(struct rev_info *revs, int cached);
 
+extern int do_diff_cache(const unsigned char *, struct diff_options *);
+extern int diff_flush_patch_id(struct diff_options *, unsigned char *);
+
 #endif /* DIFF_H */