Commit 04245581 authored by Jeff King's avatar Jeff King Committed by Junio C Hamano

diff: support custom callbacks for output

Users can request the DIFF_FORMAT_CALLBACK output format to get a callback
consisting of the whole diff_queue_struct.
Signed-off-by: default avatarJunio C Hamano <[email protected]>
parent 2878836c
......@@ -2587,6 +2587,9 @@ void diff_flush(struct diff_options *options)
}
}
if (output_format & DIFF_FORMAT_CALLBACK)
options->format_callback(q, options, options->format_callback_data);
for (i = 0; i < q->nr; i++)
diff_free_filepair(q->queue[i]);
free_queue:
......
......@@ -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,
......@@ -20,6 +21,9 @@ 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
......@@ -35,6 +39,8 @@ typedef void (*add_remove_fn_t)(struct diff_options *options,
*/
#define DIFF_FORMAT_NO_OUTPUT 0x0080
#define DIFF_FORMAT_CALLBACK 0x0100
struct diff_options {
const char *filter;
const char *orderfile;
......@@ -68,6 +74,8 @@ struct diff_options {
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 {
......
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