Merge branch 'je/hooks'
[gitweb.git] / diff.h
diff --git a/diff.h b/diff.h
index a06f959938d1313e45daa610a1f3eb71b4c3f835..4546aad219742e4ad878937dbd05436c93d298b9 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,
@@ -20,25 +21,33 @@ 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_SUMMARY    0x0004
-#define DIFF_FORMAT_PATCH      0x0008
+#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       0x0010
-#define DIFF_FORMAT_NAME_STATUS        0x0020
-#define DIFF_FORMAT_CHECKDIFF  0x0040
+#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  0x0080
+#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,
                 tree_in_recursive:1,
                 binary:1,
@@ -46,10 +55,18 @@ struct diff_options {
                 full_index:1,
                 silent_on_remove:1,
                 find_copies_harder:1,
-                color_diff:1;
+                follow_renames:1,
+                color_diff:1,
+                color_diff_words:1,
+                has_changes:1,
+                quiet:1,
+                no_index:1,
+                allow_external:1,
+                exit_with_status:1;
        int context;
        int break_opt;
        int detect_rename;
+       int skip_stat_unmatch;
        int line_termination;
        int output_format;
        int pickaxe_opts;
@@ -62,13 +79,33 @@ struct diff_options {
        const char *stat_sep;
        long xdl_opts;
 
+       int stat_width;
+       int stat_name_width;
+
+       /* this is set by diffcore for DIFF_FORMAT_PATCH */
+       int found_changes;
+
        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[];
 
 extern void diff_tree_setup_paths(const char **paths, struct diff_options *);
@@ -77,6 +114,8 @@ 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;
@@ -115,9 +154,9 @@ extern void diff_change(struct diff_options *,
                        const char *base, const char *path);
 
 extern void diff_unmerge(struct diff_options *,
-                        const char *path);
-
-extern int diff_scoreopt_parse(const char *opt);
+                        const char *path,
+                        unsigned mode,
+                        const unsigned char *sha1);
 
 #define DIFF_SETUP_REVERSE             1
 #define DIFF_SETUP_USE_CACHE           2
@@ -136,8 +175,6 @@ extern int diff_setup_done(struct diff_options *);
 
 extern void diffcore_std(struct diff_options *);
 
-extern void diffcore_std_no_resolve(struct diff_options *);
-
 #define COMMON_DIFF_OPTIONS_HELP \
 "\ncommon diff options:\n" \
 "  -z            output diff-raw with lines terminated with NUL.\n" \
@@ -146,6 +183,7 @@ 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" \
@@ -187,9 +225,13 @@ extern void diff_flush(struct diff_options*);
 extern const char *diff_unique_abbrev(const unsigned char *, int);
 
 extern int run_diff_files(struct rev_info *revs, int silent_on_removed);
+extern int setup_diff_no_index(struct rev_info *revs,
+               int argc, const char ** argv, int nongit, const char *prefix);
+extern int run_diff_files_cmd(struct rev_info *revs, int argc, const char **argv);
 
 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 */