#define DIFF_H
#include "tree-walk.h"
+#include "pathspec.h"
+#include "object.h"
struct rev_info;
struct diff_options;
struct strbuf;
struct diff_filespec;
struct userdiff_driver;
-struct sha1_array;
+struct oid_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,
const unsigned char *old_sha1,
const unsigned char *new_sha1,
+ int old_sha1_valid, int new_sha1_valid,
const char *fullpath,
unsigned old_dirty_submodule, unsigned new_dirty_submodule);
typedef void (*add_remove_fn_t)(struct diff_options *options,
int addremove, unsigned mode,
const unsigned char *sha1,
+ int sha1_valid,
const char *fullpath, unsigned dirty_submodule);
typedef void (*diff_format_fn_t)(struct diff_queue_struct *q,
#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)
#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_SET(opts, flag) ((opts)->flags |= DIFF_OPT_##flag)
-#define DIFF_OPT_CLR(opts, flag) ((opts)->flags &= ~DIFF_OPT_##flag)
+#define DIFF_OPT_TOUCHED(opts, flag) ((opts)->touched_flags & DIFF_OPT_##flag)
+#define DIFF_OPT_SET(opts, flag) (((opts)->flags |= DIFF_OPT_##flag),((opts)->touched_flags |= DIFF_OPT_##flag))
+#define DIFF_OPT_CLR(opts, flag) (((opts)->flags &= ~DIFF_OPT_##flag),((opts)->touched_flags |= DIFF_OPT_##flag))
#define DIFF_XDL_TST(opts, flag) ((opts)->xdl_opts & XDF_##flag)
#define DIFF_XDL_SET(opts, flag) ((opts)->xdl_opts |= XDF_##flag)
#define DIFF_XDL_CLR(opts, flag) ((opts)->xdl_opts &= ~XDF_##flag)
DIFF_WORDS_COLOR
};
+enum diff_submodule_format {
+ DIFF_SUBMODULE_SHORT = 0,
+ DIFF_SUBMODULE_LOG,
+ DIFF_SUBMODULE_INLINE_DIFF
+};
+
struct diff_options {
- const char *filter;
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;
+
+ /* diff-filter bits */
+ unsigned int filter;
+
int use_color;
int context;
int interhunkcontext;
int dirstat_permille;
int setup;
int abbrev;
+ int ita_invisible_in_index;
+/* 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;
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;
/* to support internal diff recursion by --follow hack*/
int found_follow;
+ void (*set_default)(struct diff_options *);
+
FILE *file;
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;
};
enum color_diff {
DIFF_RESET = 0,
- DIFF_PLAIN = 1,
+ DIFF_CONTEXT = 1,
DIFF_METAINFO = 2,
DIFF_FRAGINFO = 3,
DIFF_FILE_OLD = 4,
diff_get_color((o)->use_color, ix)
+const char *diff_line_prefix(struct diff_options *);
+
+
extern const char mime_boundary_leader[];
-extern void diff_tree_setup_paths(const char **paths, struct diff_options *);
-extern void diff_tree_release_paths(struct diff_options *);
-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,
struct combine_diff_path {
struct combine_diff_path *next;
- int len;
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 *);
-extern void diff_tree_combined(const unsigned char *sha1, const struct sha1_array *parents, int dense, struct rev_info *rev);
+extern void diff_tree_combined(const unsigned char *sha1, const struct oid_array *parents, int dense, struct rev_info *rev);
extern void diff_tree_combined_merge(const struct commit *commit, int dense, struct rev_info *rev);
int addremove,
unsigned mode,
const unsigned char *sha1,
+ int sha1_valid,
const char *fullpath, unsigned dirty_submodule);
extern void diff_change(struct diff_options *,
unsigned mode1, unsigned mode2,
const unsigned char *sha1,
const unsigned char *sha2,
+ int sha1_valid,
+ int sha2_valid,
const char *fullpath,
unsigned dirty_submodule1, unsigned dirty_submodule2);
#define DIFF_SETUP_USE_SIZE_CACHE 4
/*
- * Poor man's alternative to parse-option, to allow both sticked form
+ * Poor man's alternative to parse-option, to allow both stuck form
* (--option=value) and separate form (--option value).
*/
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 int git_diff_heuristic_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 int diff_use_color_default;
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 *);
+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
#define DIFF_DETECT_COPY 2
#define DIFF_STATUS_FILTER_AON '*'
#define DIFF_STATUS_FILTER_BROKEN 'B'
-extern const char *diff_unique_abbrev(const unsigned char *, int);
+/*
+ * This is different from find_unique_abbrev() in that
+ * it stuffs the result with dots for alignment.
+ */
+extern const char *diff_aligned_abbrev(const struct object_id *sha1, int);
/* do not report anything on removed paths */
#define DIFF_SILENT_ON_REMOVED 01
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 **, int, const char *);
+extern void diff_no_index(struct rev_info *, int, const char **);
-extern int index_differs_from(const char *def, int diff_flags);
+extern int index_differs_from(const char *def, int diff_flags, int ita_invisible_in_index);
+/*
+ * 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);
+extern long parse_algorithm_value(const char *value);
+
extern int print_stat_summary(FILE *fp, int files,
int insertions, int deletions);
+extern void setup_diff_pager(struct diff_options *);
#endif /* DIFF_H */