git-commit-vandalism/refspec.h
René Scharfe 1af8b8c0a5 refspec: add and use refspec_appendf()
Add a function for building a refspec using printf-style formatting.  It
frees callers from managing their own buffer.  Use it throughout the
tree to shorten and simplify its callers.

Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-09-06 13:15:46 -07:00

75 lines
2.2 KiB
C

#ifndef REFSPEC_H
#define REFSPEC_H
#define TAG_REFSPEC "refs/tags/*:refs/tags/*"
extern const struct refspec_item *tag_refspec;
/**
* A struct refspec_item holds the parsed interpretation of a refspec. If it will
* force updates (starts with a '+'), force is true. If it is a pattern
* (sides end with '*') pattern is true. src and dest are the two sides
* (including '*' characters if present); if there is only one side, it is src,
* and dst is NULL; if sides exist but are empty (i.e., the refspec either
* starts or ends with ':'), the corresponding side is "".
*
* remote_find_tracking(), given a remote and a struct refspec_item with either src
* or dst filled out, will fill out the other such that the result is in the
* "fetch" specification for the remote (note that this evaluates patterns and
* returns a single result).
*/
struct refspec_item {
unsigned force : 1;
unsigned pattern : 1;
unsigned matching : 1;
unsigned exact_sha1 : 1;
char *src;
char *dst;
};
#define REFSPEC_FETCH 1
#define REFSPEC_PUSH 0
#define REFSPEC_INIT_FETCH { .fetch = REFSPEC_FETCH }
#define REFSPEC_INIT_PUSH { .fetch = REFSPEC_PUSH }
/**
* An array of strings can be parsed into a struct refspec using
* parse_fetch_refspec() or parse_push_refspec().
*/
struct refspec {
struct refspec_item *items;
int alloc;
int nr;
const char **raw;
int raw_alloc;
int raw_nr;
int fetch;
};
int refspec_item_init(struct refspec_item *item, const char *refspec,
int fetch);
void refspec_item_init_or_die(struct refspec_item *item, const char *refspec,
int fetch);
void refspec_item_clear(struct refspec_item *item);
void refspec_init(struct refspec *rs, int fetch);
void refspec_append(struct refspec *rs, const char *refspec);
__attribute__((format (printf,2,3)))
void refspec_appendf(struct refspec *rs, const char *fmt, ...);
void refspec_appendn(struct refspec *rs, const char **refspecs, int nr);
void refspec_clear(struct refspec *rs);
int valid_fetch_refspec(const char *refspec);
struct strvec;
/*
* Determine what <prefix> values to pass to the peer in ref-prefix lines
* (see Documentation/technical/protocol-v2.txt).
*/
void refspec_ref_prefixes(const struct refspec *rs,
struct strvec *ref_prefixes);
#endif /* REFSPEC_H */