Make the "struct tree_desc" operations available to others

We have operations to "extract" and "update" a "struct tree_desc", but we
only used them in tree-diff.c and they were static to that file.

But other tree traversal functions can use them to their advantage

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Linus Torvalds 2006-01-31 14:10:56 -08:00 committed by Junio C Hamano
parent 1a5c3a01aa
commit 50f9a858ad
2 changed files with 9 additions and 6 deletions

3
diff.h
View File

@ -13,6 +13,9 @@ struct tree_desc {
unsigned long size;
};
extern void update_tree_entry(struct tree_desc *);
extern const unsigned char *tree_entry_extract(struct tree_desc *, const char **, unsigned int *);
struct diff_options;
typedef void (*change_fn_t)(struct diff_options *options,

View File

@ -9,7 +9,7 @@ static int nr_paths = 0;
static const char **paths = NULL;
static int *pathlens = NULL;
static void update_tree_entry(struct tree_desc *desc)
void update_tree_entry(struct tree_desc *desc)
{
void *buf = desc->buf;
unsigned long size = desc->size;
@ -21,7 +21,7 @@ static void update_tree_entry(struct tree_desc *desc)
desc->size = size - len;
}
static const unsigned char *extract(struct tree_desc *desc, const char **pathp, unsigned int *modep)
const unsigned char *tree_entry_extract(struct tree_desc *desc, const char **pathp, unsigned int *modep)
{
void *tree = desc->buf;
unsigned long size = desc->size;
@ -56,8 +56,8 @@ static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2, const
const unsigned char *sha1, *sha2;
int cmp, pathlen1, pathlen2;
sha1 = extract(t1, &path1, &mode1);
sha2 = extract(t2, &path2, &mode2);
sha1 = tree_entry_extract(t1, &path1, &mode1);
sha2 = tree_entry_extract(t2, &path2, &mode2);
pathlen1 = strlen(path1);
pathlen2 = strlen(path2);
@ -109,7 +109,7 @@ static int interesting(struct tree_desc *desc, const char *base)
if (!nr_paths)
return 1;
(void)extract(desc, &path, &mode);
(void)tree_entry_extract(desc, &path, &mode);
pathlen = strlen(path);
baselen = strlen(base);
@ -167,7 +167,7 @@ static int show_entry(struct diff_options *opt, const char *prefix, struct tree_
{
unsigned mode;
const char *path;
const unsigned char *sha1 = extract(desc, &path, &mode);
const unsigned char *sha1 = tree_entry_extract(desc, &path, &mode);
if (opt->recursive && S_ISDIR(mode)) {
char type[20];