106 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			106 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef TRAILER_H
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#define TRAILER_H
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#include "list.h"
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struct strbuf;
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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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	int no_divider;
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	int value_only;
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	const struct strbuf *separator;
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	int (*filter)(const struct strbuf *, void *);
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	void *filter_data;
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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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		      const struct process_trailer_options *opts);
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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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