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-rw-r--r--diff.h62
1 files changed, 50 insertions, 12 deletions
diff --git a/diff.h b/diff.h
index a24a767db7..ec76a90522 100644
--- a/diff.h
+++ b/diff.h
@@ -6,6 +6,7 @@
#include "tree-walk.h"
#include "pathspec.h"
+#include "object.h"
struct rev_info;
struct diff_options;
@@ -15,6 +16,10 @@ struct diff_filespec;
struct userdiff_driver;
struct sha1_array;
struct commit;
+struct combine_diff_path;
+
+typedef int (*pathchange_fn_t)(struct diff_options *options,
+ struct combine_diff_path *path);
typedef void (*change_fn_t)(struct diff_options *options,
unsigned old_mode, unsigned new_mode,
@@ -78,7 +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)
@@ -86,6 +90,7 @@ typedef struct strbuf *(*diff_prefix_fn_t)(struct diff_options *opt, void *data)
#define DIFF_OPT_DIRSTAT_BY_LINE (1 << 28)
#define DIFF_OPT_FUNCCONTEXT (1 << 29)
#define DIFF_OPT_PICKAXE_IGNORE_CASE (1 << 30)
+#define DIFF_OPT_DEFAULT_FOLLOW_RENAMES (1U << 31)
#define DIFF_OPT_TST(opts, flag) ((opts)->flags & DIFF_OPT_##flag)
#define DIFF_OPT_TOUCHED(opts, flag) ((opts)->touched_flags & DIFF_OPT_##flag)
@@ -104,11 +109,19 @@ enum diff_words_type {
DIFF_WORDS_COLOR
};
+enum diff_submodule_format {
+ DIFF_SUBMODULE_SHORT = 0,
+ DIFF_SUBMODULE_LOG,
+ DIFF_SUBMODULE_INLINE_DIFF
+};
+
struct diff_options {
const char *orderfile;
const char *pickaxe;
const char *single_follow;
const char *a_prefix, *b_prefix;
+ const char *line_prefix;
+ size_t line_prefix_length;
unsigned flags;
unsigned touched_flags;
@@ -133,6 +146,11 @@ struct diff_options {
int dirstat_permille;
int setup;
int abbrev;
+/* white-space error highlighting */
+#define WSEH_NEW 1
+#define WSEH_CONTEXT 2
+#define WSEH_OLD 4
+ unsigned ws_error_highlight;
const char *prefix;
int prefix_length;
const char *stat_sep;
@@ -144,6 +162,7 @@ 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;
@@ -157,12 +176,12 @@ struct diff_options {
int close_file;
struct pathspec pathspec;
+ pathchange_fn_t pathchange;
change_fn_t change;
add_remove_fn_t add_remove;
diff_format_fn_t format_callback;
void *format_callback_data;
diff_prefix_fn_t output_prefix;
- int output_prefix_length;
void *output_prefix_data;
int diff_path_counter;
@@ -170,7 +189,7 @@ struct diff_options {
enum color_diff {
DIFF_RESET = 0,
- DIFF_PLAIN = 1,
+ DIFF_CONTEXT = 1,
DIFF_METAINFO = 2,
DIFF_FRAGINFO = 3,
DIFF_FILE_OLD = 4,
@@ -189,8 +208,10 @@ const char *diff_line_prefix(struct diff_options *);
extern const char mime_boundary_leader[];
-extern int diff_tree(struct tree_desc *t1, struct tree_desc *t2,
- const char *base, struct diff_options *opt);
+extern struct combine_diff_path *diff_tree_paths(
+ struct combine_diff_path *p, const unsigned char *sha1,
+ const unsigned char **parent_sha1, int nparent,
+ struct strbuf *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,
@@ -200,16 +221,16 @@ struct combine_diff_path {
struct combine_diff_path *next;
char *path;
unsigned int mode;
- unsigned char sha1[20];
+ struct object_id oid;
struct combine_diff_parent {
char status;
unsigned int mode;
- unsigned char sha1[20];
+ struct object_id oid;
} parent[FLEX_ARRAY];
};
#define combine_diff_path_size(n, l) \
- (sizeof(struct combine_diff_path) + \
- sizeof(struct combine_diff_parent) * (n) + (l) + 1)
+ st_add4(sizeof(struct combine_diff_path), (l), 1, \
+ st_mult(sizeof(struct combine_diff_parent), (n)))
extern void show_combined_diff(struct combine_diff_path *elem, int num_parent,
int dense, struct rev_info *);
@@ -252,9 +273,10 @@ extern int parse_long_opt(const char *opt, const char **argv,
const char **optarg);
extern int git_diff_basic_config(const char *var, const char *value, void *cb);
+extern void init_diff_ui_defaults(void);
extern int git_diff_ui_config(const char *var, const char *value, void *cb);
extern void diff_setup(struct diff_options *);
-extern int diff_opt_parse(struct diff_options *, const char **, int);
+extern int diff_opt_parse(struct diff_options *, const char **, int, const char *);
extern void diff_setup_done(struct diff_options *);
#define DIFF_DETECT_RENAME 1
@@ -327,18 +349,34 @@ extern int run_diff_files(struct rev_info *revs, unsigned int option);
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 *);
+extern int diff_flush_patch_id(struct diff_options *, unsigned char *, int);
extern int diff_result_code(struct diff_options *, int);
-extern void diff_no_index(struct rev_info *, int, const char **, const char *);
+extern void diff_no_index(struct rev_info *, int, const char **);
extern int index_differs_from(const char *def, int diff_flags);
+/*
+ * Fill the contents of the filespec "df", respecting any textconv defined by
+ * its userdiff driver. The "driver" parameter must come from a
+ * previous call to get_textconv(), and therefore should either be NULL or have
+ * textconv enabled.
+ *
+ * Note that the memory ownership of the resulting buffer depends on whether
+ * the driver field is NULL. If it is, then the memory belongs to the filespec
+ * struct. If it is non-NULL, then "outbuf" points to a newly allocated buffer
+ * that should be freed by the caller.
+ */
extern size_t fill_textconv(struct userdiff_driver *driver,
struct diff_filespec *df,
char **outbuf);
+/*
+ * Look up the userdiff driver for the given filespec, and return it if
+ * and only if it has textconv enabled (otherwise return NULL). The result
+ * can be passed to fill_textconv().
+ */
extern struct userdiff_driver *get_textconv(struct diff_filespec *one);
extern int parse_rename_score(const char **cp_p);