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authorVicent Marti <tanoku@gmail.com>2013-04-05 22:48:39 +0200
committerVicent Marti <tanoku@gmail.com>2013-04-22 16:50:51 +0200
commitee12272d170d6a9d60f13d6de6129f56bfb2fbf6 (patch)
tree9a7d1945b9b85a70ed88a80649e2b27213314fee
parente183e375b83044d7852b8253553c4f782d73c140 (diff)
downloadlibgit2-ee12272d170d6a9d60f13d6de6129f56bfb2fbf6.tar.gz
Global option setters
-rw-r--r--include/git2/common.h2
-rw-r--r--src/cache.c10
-rw-r--r--src/cache.h3
-rw-r--r--src/util.c11
4 files changed, 20 insertions, 6 deletions
diff --git a/include/git2/common.h b/include/git2/common.h
index b8c3e42ce..80d83d345 100644
--- a/include/git2/common.h
+++ b/include/git2/common.h
@@ -131,6 +131,8 @@ enum {
GIT_OPT_SET_MWINDOW_MAPPED_LIMIT,
GIT_OPT_GET_SEARCH_PATH,
GIT_OPT_SET_SEARCH_PATH,
+ GIT_OPT_SET_CACHE_LIMIT,
+ GIT_OPT_ENABLE_CACHING
};
/**
diff --git a/src/cache.c b/src/cache.c
index 9f3290f01..f8cddeaca 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -17,6 +17,8 @@
GIT__USE_OIDMAP
+bool git_cache__enabled = true;
+
size_t git_cache__max_object_size[8] = {
0, /* GIT_OBJ__EXT1 */
4096, /* GIT_OBJ_COMMIT */
@@ -109,11 +111,7 @@ static void cache_evict_entries(git_cache *cache, size_t evict_count)
static bool cache_should_store(git_otype object_type, size_t object_size)
{
size_t max_size = git_cache__max_object_size[object_type];
-
- if (max_size == 0 || object_size > max_size)
- return false;
-
- return true;
+ return git_cache__enabled && object_size < max_size;
}
static void *cache_get(git_cache *cache, const git_oid *oid, unsigned int flags)
@@ -121,7 +119,7 @@ static void *cache_get(git_cache *cache, const git_oid *oid, unsigned int flags)
khiter_t pos;
git_cached_obj *entry = NULL;
- if (git_mutex_lock(&cache->lock) < 0)
+ if (!git_cache__enabled || git_mutex_lock(&cache->lock) < 0)
return NULL;
pos = kh_get(oid, cache->map, oid);
diff --git a/src/cache.h b/src/cache.h
index 65a6e5766..8b2aa1f79 100644
--- a/src/cache.h
+++ b/src/cache.h
@@ -20,6 +20,9 @@ enum {
GIT_CACHE_STORE_PARSED = 2
};
+extern bool git_cache__enabled;
+extern size_t git_cache__max_object_size[8];
+
typedef struct {
git_oid oid;
int16_t type;
diff --git a/src/util.c b/src/util.c
index c4a8c786d..0b5fbdc5a 100644
--- a/src/util.c
+++ b/src/util.c
@@ -11,6 +11,7 @@
#include <ctype.h>
#include "posix.h"
#include "fileops.h"
+#include "cache.h"
#ifdef _MSC_VER
# include <Shlwapi.h>
@@ -93,6 +94,16 @@ int git_libgit2_opts(int key, ...)
if ((error = config_level_to_futils_dir(va_arg(ap, int))) >= 0)
error = git_futils_dirs_set(error, va_arg(ap, const char *));
break;
+
+ case GIT_OPT_SET_CACHE_LIMIT: {
+ git_otype type = (git_otype)va_arg(ap, int);
+ git_cache__max_object_size[type] = va_arg(ap, size_t);
+ break;
+ }
+
+ case GIT_OPT_ENABLE_CACHING:
+ git_cache__enabled = va_arg(ap, int);
+ break;
}
va_end(ap);