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sha1_name: add get_sha1_with_context()

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Textconv is defined by the diff driver, which is associated with a pathname,
not a blob. This fonction permits to know the context for the sha1 you're
looking for, especially his pathname

Signed-off-by: Clément Poulain <clement.poulain@ensimag.imag.fr>
Signed-off-by: Diane Gasselin <diane.gasselin@ensimag.imag.fr>
Signed-off-by: Axel Bonnet <axel.bonnet@ensimag.imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Clément Poulain
2010-06-09 19:02:06 +02:00
committed by Junio C Hamano
parent 37d29e1051
commit 573285e552
2 changed files with 37 additions and 5 deletions
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11
cache.h
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@ -730,12 +730,23 @@ static inline unsigned int hexval(unsigned char c)
#define MINIMUM_ABBREV 4
#define DEFAULT_ABBREV 7
struct object_context {
unsigned char tree[20];
char path[PATH_MAX];
unsigned mode;
};
extern int get_sha1(const char *str, unsigned char *sha1);
extern int get_sha1_with_mode_1(const char *str, unsigned char *sha1, unsigned *mode, int gently, const char *prefix);
static inline int get_sha1_with_mode(const char *str, unsigned char *sha1, unsigned *mode)
{
return get_sha1_with_mode_1(str, sha1, mode, 1, NULL);
}
extern int get_sha1_with_context_1(const char *name, unsigned char *sha1, struct object_context *orc, int gently, const char *prefix);
static inline int get_sha1_with_context(const char *str, unsigned char *sha1, struct object_context *orc)
{
return get_sha1_with_context_1(str, sha1, orc, 1, NULL);
}
extern int get_sha1_hex(const char *hex, unsigned char *sha1);
extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */
extern int read_ref(const char *filename, unsigned char *sha1);