Shawn Pearce <spearce@xxxxxxxxxxx> writes:
> On Tue, Apr 5, 2011 at 12:48, Holger Hellmuth <hellmuth@xxxxxxxxxx> wrote:
>> On 04.04.2011 16:57, Nguyen Thai Ngoc Duy wrote:
>>>
>>> Should we change the default to not delta if a blob exceeds predefined
>>> limit (say 128M)? People who deliberately wants to delta them can
>>> still set delta attr. 1.8.0 material maybe?
>>
>> Isn't this already done with the config variable core.bigFileThreshold ?
>>
>> documentation says: "Files larger than this size are stored deflated,
>> without attempting delta compression. ... Default is 512 MiB on all
>> platforms."
>
> This is only implemented inside of fast-import. pack-objects does not
> honor this variable.
Do you mean perhaps we should?
builtin/pack-objects.c | 8 ++++++--
cache.h | 1 +
config.c | 6 ++++++
environment.c | 1 +
fast-import.c | 5 -----
5 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index b0503b2..f402a84 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -1142,8 +1142,12 @@ static void get_object_details(void)
sorted_by_offset[i] = objects + i;
qsort(sorted_by_offset, nr_objects, sizeof(*sorted_by_offset), pack_offset_sort);
- for (i = 0; i < nr_objects; i++)
- check_object(sorted_by_offset[i]);
+ for (i = 0; i < nr_objects; i++) {
+ struct object_entry *entry = sorted_by_offset[i];
+ check_object(entry);
+ if (big_file_threshold <= entry->size)
+ entry->no_try_delta = 1;
+ }
free(sorted_by_offset);
}
diff --git a/cache.h b/cache.h
index 2674f4c..316d85f 100644
--- a/cache.h
+++ b/cache.h
@@ -573,6 +573,7 @@ extern int core_compression_seen;
extern size_t packed_git_window_size;
extern size_t packed_git_limit;
extern size_t delta_base_cache_limit;
+extern uintmax_t big_file_threshold;
extern int read_replace_refs;
extern int fsync_object_files;
extern int core_preload_index;
diff --git a/config.c b/config.c
index 0abcada..d06fb19 100644
--- a/config.c
+++ b/config.c
@@ -567,6 +567,12 @@ static int git_default_core_config(const char *var, const char *value)
return 0;
}
+ if (!strcmp(var, "core.bigfilethreshold")) {
+ long n = git_config_int(var, value);
+ big_file_threshold = 0 < n ? n : 0;
+ return 0;
+ }
+
if (!strcmp(var, "core.packedgitlimit")) {
packed_git_limit = git_config_int(var, value);
return 0;
diff --git a/environment.c b/environment.c
index f4549d3..3d1ab51 100644
--- a/environment.c
+++ b/environment.c
@@ -35,6 +35,7 @@ int fsync_object_files;
size_t packed_git_window_size = DEFAULT_PACKED_GIT_WINDOW_SIZE;
size_t packed_git_limit = DEFAULT_PACKED_GIT_LIMIT;
size_t delta_base_cache_limit = 16 * 1024 * 1024;
+uintmax_t big_file_threshold = 512 * 1024 * 1024;
const char *pager_program;
int pager_use_color = 1;
const char *editor_program;
diff --git a/fast-import.c b/fast-import.c
index 65d65bf..3e4e655 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -274,7 +274,6 @@ struct recent_command {
/* Configured limits on output */
static unsigned long max_depth = 10;
static off_t max_packsize;
-static uintmax_t big_file_threshold = 512 * 1024 * 1024;
static int force_update;
static int pack_compression_level = Z_DEFAULT_COMPRESSION;
static int pack_compression_seen;
@@ -3206,10 +3205,6 @@ static int git_pack_config(const char *k, const char *v, void *cb)
max_packsize = git_config_ulong(k, v);
return 0;
}
- if (!strcmp(k, "core.bigfilethreshold")) {
- long n = git_config_int(k, v);
- big_file_threshold = 0 < n ? n : 0;
- }
return git_default_config(k, v, cb);
}
--
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