[PATCH v4 4/4] count-objects: report how much disk space taken by garbage files

[Nguyễn Thái Ngọc Duy]

Also issue warnings on loose garbages instead of errors as a result of
using report_garbage() function in count_objects()

Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
 Documentation/git-count-objects.txt |  2 ++
 builtin/count-objects.c             | 18 ++++++++++++------
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/Documentation/git-count-objects.txt 
b/Documentation/git-count-objects.txt
index 1611d7c..da6e72e 100644
--- a/Documentation/git-count-objects.txt
+++ b/Documentation/git-count-objects.txt
@@ -35,6 +35,8 @@ the packs. These objects could be pruned using `git 
prune-packed`.
 +
 garbage: the number of files in object database that are not valid
 loose objects nor valid packs
++
+size-garbage: disk space consumed by garbage files, in KiB
 
 GIT
 ---
diff --git a/builtin/count-objects.c b/builtin/count-objects.c
index 1706c8b..3a01a8d 100644
--- a/builtin/count-objects.c
+++ b/builtin/count-objects.c
@@ -10,9 +10,13 @@
 #include "parse-options.h"
 
 static unsigned long garbage;
+static off_t size_garbage;
 
 static void real_report_garbage(const char *desc, const char *path)
 {
+       struct stat st;
+       if (!stat(path, &st))
+               size_garbage += st.st_size;
        warning("%s: %s", desc, path);
        garbage++;
 }
@@ -20,8 +24,7 @@ static void real_report_garbage(const char *desc, const char 
*path)
 static void count_objects(DIR *d, char *path, int len, int verbose,
                          unsigned long *loose,
                          off_t *loose_size,
-                         unsigned long *packed_loose,
-                         unsigned long *garbage)
+                         unsigned long *packed_loose)
 {
        struct dirent *ent;
        while ((ent = readdir(d)) != NULL) {
@@ -54,9 +57,11 @@ static void count_objects(DIR *d, char *path, int len, int 
verbose,
                }
                if (bad) {
                        if (verbose) {
-                               error("garbage found: %.*s/%s",
-                                     len + 2, path, ent->d_name);
-                               (*garbage)++;
+                               struct strbuf sb = STRBUF_INIT;
+                               strbuf_addf(&sb, "%.*s/%s",
+                                           len + 2, path, ent->d_name);
+                               report_garbage("garbage found", sb.buf);
+                               strbuf_release(&sb);
                        }
                        continue;
                }
@@ -107,7 +112,7 @@ int cmd_count_objects(int argc, const char **argv, const 
char *prefix)
                if (!d)
                        continue;
                count_objects(d, path, len, verbose,
-                             &loose, &loose_size, &packed_loose, &garbage);
+                             &loose, &loose_size, &packed_loose);
                closedir(d);
        }
        if (verbose) {
@@ -132,6 +137,7 @@ int cmd_count_objects(int argc, const char **argv, const 
char *prefix)
                printf("size-pack: %lu\n", (unsigned long) (size_pack / 1024));
                printf("prune-packable: %lu\n", packed_loose);
                printf("garbage: %lu\n", garbage);
+               printf("size-garbage: %lu\n", (unsigned long) (size_garbage / 
1024));
        }
        else
                printf("%lu objects, %lu kilobytes\n",
-- 
1.8.1.2.536.gf441e6d

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