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-rw-r--r--diff.h21
1 files changed, 19 insertions, 2 deletions
diff --git a/diff.h b/diff.h
index 70b2d70d64..125447be09 100644
--- a/diff.h
+++ b/diff.h
@@ -222,8 +222,8 @@ struct combine_diff_path {
} 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 *);
@@ -266,6 +266,7 @@ 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, const char *);
@@ -349,10 +350,26 @@ 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);