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06cf4f2d87
"git interpret-trailers" has been taught a "--parse" and a few other options to make it easier for scripts to grab existing trailer lines from a commit log message. * jk/trailers-parse: doc/interpret-trailers: fix "the this" typo pretty: support normalization options for %(trailers) t4205: refactor %(trailers) tests pretty: move trailer formatting to trailer.c interpret-trailers: add --parse convenience option interpret-trailers: add an option to unfold values interpret-trailers: add an option to show only existing trailers interpret-trailers: add an option to show only the trailers trailer: put process_trailers() options into a struct
99 lines
2.3 KiB
C
99 lines
2.3 KiB
C
#ifndef TRAILER_H
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#define TRAILER_H
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#include "list.h"
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enum trailer_where {
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WHERE_DEFAULT,
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WHERE_END,
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WHERE_AFTER,
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WHERE_BEFORE,
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WHERE_START
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};
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enum trailer_if_exists {
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EXISTS_DEFAULT,
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EXISTS_ADD_IF_DIFFERENT_NEIGHBOR,
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EXISTS_ADD_IF_DIFFERENT,
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EXISTS_ADD,
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EXISTS_REPLACE,
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EXISTS_DO_NOTHING
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};
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enum trailer_if_missing {
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MISSING_DEFAULT,
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MISSING_ADD,
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MISSING_DO_NOTHING
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};
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int trailer_set_where(enum trailer_where *item, const char *value);
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int trailer_set_if_exists(enum trailer_if_exists *item, const char *value);
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int trailer_set_if_missing(enum trailer_if_missing *item, const char *value);
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struct trailer_info {
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/*
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* True if there is a blank line before the location pointed to by
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* trailer_start.
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*/
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int blank_line_before_trailer;
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/*
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* Pointers to the start and end of the trailer block found. If there
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* is no trailer block found, these 2 pointers point to the end of the
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* input string.
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*/
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const char *trailer_start, *trailer_end;
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/*
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* Array of trailers found.
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*/
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char **trailers;
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size_t trailer_nr;
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};
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/*
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* A list that represents newly-added trailers, such as those provided
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* with the --trailer command line option of git-interpret-trailers.
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*/
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struct new_trailer_item {
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struct list_head list;
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const char *text;
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enum trailer_where where;
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enum trailer_if_exists if_exists;
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enum trailer_if_missing if_missing;
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};
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struct process_trailer_options {
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int in_place;
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int trim_empty;
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int only_trailers;
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int only_input;
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int unfold;
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};
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#define PROCESS_TRAILER_OPTIONS_INIT {0}
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void process_trailers(const char *file,
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const struct process_trailer_options *opts,
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struct list_head *new_trailer_head);
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void trailer_info_get(struct trailer_info *info, const char *str);
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void trailer_info_release(struct trailer_info *info);
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/*
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* Format the trailers from the commit msg "msg" into the strbuf "out".
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* Note two caveats about "opts":
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*
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* - this is primarily a helper for pretty.c, and not
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* all of the flags are supported.
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*
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* - this differs from process_trailers slightly in that we always format
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* only the trailer block itself, even if the "only_trailers" option is not
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* set.
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*/
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void format_trailers_from_commit(struct strbuf *out, const char *msg,
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const struct process_trailer_options *opts);
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#endif /* TRAILER_H */
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