help: check early if we have a command, if not try a documentation topic

diff --git a/builtin-prune-packed.c b/builtin-prune-packed.c
index 977730064b949c983163e972ef85a63d1fe4c914..241afbbab54cef58361b0a8284fe1cefcd5dc2a8 100644 (file)
--- a/builtin-prune-packed.c
+++ b/builtin-prune-packed.c
@@ -1,5 +1,6 @@
 #include "builtin.h"
 #include "cache.h"
+#include "progress.h"
 
 static const char prune_packed_usage[] =
 "git-prune-packed [-n] [-q]";
@@ -7,6 +8,8 @@ static const char prune_packed_usage[] =
 #define DRY_RUN 01
 #define VERBOSE 02
 
+static struct progress *progress;
+
 static void prune_dir(int i, DIR *dir, char *pathname, int len, int opts)
 {
        struct dirent *de;
@@ -27,6 +30,7 @@ static void prune_dir(int i, DIR *dir, char *pathname, int len, int opts)
                        printf("rm -f %s\n", pathname);
                else if (unlink(pathname) < 0)
                        error("unable to unlink %s", pathname);
+               display_progress(progress, i + 1);
        }
        pathname[len] = 0;
        rmdir(pathname);
@@ -39,6 +43,10 @@ void prune_packed_objects(int opts)
        const char *dir = get_object_directory();
        int len = strlen(dir);
 
+       if (opts == VERBOSE)
+               progress = start_progress_delay("Removing duplicate objects",
+                       256, 95, 2);
+
        if (len > PATH_MAX - 42)
                die("impossible object directory");
        memcpy(pathname, dir, len);
@@ -49,16 +57,12 @@ void prune_packed_objects(int opts)
 
                sprintf(pathname + len, "%02x/", i);
                d = opendir(pathname);
-               if (opts == VERBOSE && (d || i == 255))
-                       fprintf(stderr, "Removing unused objects %d%%...\015",
-                               ((i+1) * 100) / 256);
                if (!d)
                        continue;
                prune_dir(i, d, pathname, len + 3, opts);
                closedir(d);
        }
-       if (opts == VERBOSE)
-               fprintf(stderr, "\nDone.\n");
+       stop_progress(&progress);
 }
 
 int cmd_prune_packed(int argc, const char **argv, const char *prefix)
@@ -81,7 +85,6 @@ int cmd_prune_packed(int argc, const char **argv, const char *prefix)
                /* Handle arguments here .. */
                usage(prune_packed_usage);
        }
-       sync();
        prune_packed_objects(opts);
        return 0;
 }