blob: 9c10026c358326ce0c0098ca52341ce8160c5bbe [file] [log] [blame]
#ifndef TRAILER_H
#define TRAILER_H
#include "list.h"
struct strbuf;
enum trailer_where {
WHERE_DEFAULT,
WHERE_END,
WHERE_AFTER,
WHERE_BEFORE,
WHERE_START
};
enum trailer_if_exists {
EXISTS_DEFAULT,
EXISTS_ADD_IF_DIFFERENT_NEIGHBOR,
EXISTS_ADD_IF_DIFFERENT,
EXISTS_ADD,
EXISTS_REPLACE,
EXISTS_DO_NOTHING
};
enum trailer_if_missing {
MISSING_DEFAULT,
MISSING_ADD,
MISSING_DO_NOTHING
};
int trailer_set_where(enum trailer_where *item, const char *value);
int trailer_set_if_exists(enum trailer_if_exists *item, const char *value);
int trailer_set_if_missing(enum trailer_if_missing *item, const char *value);
struct trailer_info {
/*
* True if there is a blank line before the location pointed to by
* trailer_start.
*/
int blank_line_before_trailer;
/*
* Pointers to the start and end of the trailer block found. If there
* is no trailer block found, these 2 pointers point to the end of the
* input string.
*/
const char *trailer_start, *trailer_end;
/*
* Array of trailers found.
*/
char **trailers;
size_t trailer_nr;
};
/*
* A list that represents newly-added trailers, such as those provided
* with the --trailer command line option of git-interpret-trailers.
*/
struct new_trailer_item {
struct list_head list;
const char *text;
enum trailer_where where;
enum trailer_if_exists if_exists;
enum trailer_if_missing if_missing;
};
struct process_trailer_options {
int in_place;
int trim_empty;
int only_trailers;
int only_input;
int unfold;
};
#define PROCESS_TRAILER_OPTIONS_INIT {0}
void process_trailers(const char *file,
const struct process_trailer_options *opts,
struct list_head *new_trailer_head);
void trailer_info_get(struct trailer_info *info, const char *str);
void trailer_info_release(struct trailer_info *info);
/*
* Format the trailers from the commit msg "msg" into the strbuf "out".
* Note two caveats about "opts":
*
* - this is primarily a helper for pretty.c, and not
* all of the flags are supported.
*
* - this differs from process_trailers slightly in that we always format
* only the trailer block itself, even if the "only_trailers" option is not
* set.
*/
void format_trailers_from_commit(struct strbuf *out, const char *msg,
const struct process_trailer_options *opts);
#endif /* TRAILER_H */