This allows for optionally getting the size of the returned data and
will be used in a follow-up patch.
Signed-off-by: Lukas Fleischer <g...@cryptocrack.de>
---
attr.c | 2 +-
cache.h | 2 +-
read-cache.c | 5 ++++-
3 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/attr.c b/attr.c
index 2e1ce7b..e5af3c6 100644
--- a/attr.c
+++ b/attr.c
@@ -387,7 +387,7 @@ static struct attr_stack *read_attr_from_index(const char
*path, int macro_ok)
char *buf, *sp;
int lineno = 0;
- buf = read_index_data(path, use_index);
+ buf = read_index_data(path, use_index, NULL);
if (!buf)
return NULL;
diff --git a/cache.h b/cache.h
index a71e443..b281bbf 100644
--- a/cache.h
+++ b/cache.h
@@ -471,7 +471,7 @@ extern int add_file_to_index(struct index_state *, const
char *path, int flags);
extern struct cache_entry *make_cache_entry(unsigned int mode, const unsigned
char *sha1, const char *path, int stage, int refresh);
extern int ce_same_name(struct cache_entry *a, struct cache_entry *b);
extern int index_name_is_other(const struct index_state *, const char *, int);
-extern void *read_index_data(const char *path, struct index_state *use_index);
+extern void *read_index_data(const char *path, struct index_state *use_index,
unsigned long *size);
/* do stat comparison even if CE_VALID is true */
#define CE_MATCH_IGNORE_VALID 01
diff --git a/read-cache.c b/read-cache.c
index 39e3424..32dc471 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -1900,7 +1900,8 @@ int index_name_is_other(const struct index_state *istate,
const char *name,
return 1;
}
-void *read_index_data(const char *path, struct index_state *use_index)
+void *read_index_data(const char *path, struct index_state *use_index,
+ unsigned long *size)
{
int pos, len;
unsigned long sz;
@@ -1930,5 +1931,7 @@ void *read_index_data(const char *path, struct
index_state *use_index)
free(data);
return NULL;
}
+ if (size)
+ *size = sz;
return data;
}
--
1.8.2.675.gda3bb24.dirty
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