Say when --track is useful in the git-checkout docs.

diff --git a/builtin-unpack-objects.c b/builtin-unpack-objects.c
index f8219064602775346bb0d8a323339b3d077da31c..a6ff62fd8c66f075550e01718acf56d90b44d4bb 100644 (file)
--- a/builtin-unpack-objects.c
+++ b/builtin-unpack-objects.c
@@ -7,6 +7,7 @@
 #include "commit.h"
 #include "tag.h"
 #include "tree.h"
+#include "progress.h"
 
 static int dry_run, quiet, recover, has_errors;
 static const char unpack_usage[] = "git-unpack-objects [-n] [-q] [-r] < pack-file";
@@ -33,7 +34,7 @@ static void *fill(int min)
                offset = 0;
        }
        do {
-               int ret = xread(0, buffer + len, sizeof(buffer) - len);
+               ssize_t ret = xread(0, buffer + len, sizeof(buffer) - len);
                if (ret <= 0) {
                        if (!ret)
                                die("early EOF");
@@ -264,7 +265,7 @@ static void unpack_delta_entry(enum object_type type, unsigned long delta_size,
        free(base);
 }
 
-static void unpack_one(unsigned nr, unsigned total)
+static void unpack_one(unsigned nr)
 {
        unsigned shift;
        unsigned char *pack, c;
@@ -286,20 +287,7 @@ static void unpack_one(unsigned nr, unsigned total)
                size += (c & 0x7f) << shift;
                shift += 7;
        }
-       if (!quiet) {
-               static unsigned long last_sec;
-               static unsigned last_percent;
-               struct timeval now;
-               unsigned percentage = ((nr+1) * 100) / total;
-
-               gettimeofday(&now, NULL);
-               if (percentage != last_percent || now.tv_sec != last_sec) {
-                       last_sec = now.tv_sec;
-                       last_percent = percentage;
-                       fprintf(stderr, "%4u%% (%u/%u) done\r",
-                                       percentage, (nr+1), total);
-               }
-       }
+
        switch (type) {
        case OBJ_COMMIT:
        case OBJ_TREE:
@@ -323,6 +311,7 @@ static void unpack_one(unsigned nr, unsigned total)
 static void unpack_all(void)
 {
        int i;
+       struct progress progress;
        struct pack_header *hdr = fill(sizeof(struct pack_header));
        unsigned nr_objects = ntohl(hdr->hdr_entries);
 
@@ -330,12 +319,19 @@ static void unpack_all(void)
                die("bad pack file");
        if (!pack_version_ok(hdr->hdr_version))
                die("unknown pack file version %d", ntohl(hdr->hdr_version));
-       fprintf(stderr, "Unpacking %d objects\n", nr_objects);
+       use(sizeof(struct pack_header));
 
+       if (!quiet)
+               start_progress(&progress, "Unpacking %u objects...", "", nr_objects);
        obj_list = xmalloc(nr_objects * sizeof(*obj_list));
-       use(sizeof(struct pack_header));
-       for (i = 0; i < nr_objects; i++)
-               unpack_one(i, nr_objects);
+       for (i = 0; i < nr_objects; i++) {
+               unpack_one(i);
+               if (!quiet)
+                       display_progress(&progress, i + 1);
+       }
+       if (!quiet)
+               stop_progress(&progress);
+
        if (delta_list)
                die("unresolved deltas left after unpacking");
 }
@@ -404,7 +400,5 @@ int cmd_unpack_objects(int argc, const char **argv, const char *prefix)
        }
 
        /* All done */
-       if (!quiet)
-               fprintf(stderr, "\n");
        return has_errors;
 }