[PATCH] Add --stage to show-files for new stage dircache.

This adds --stage option to show-files command.  It shows
file-mode, SHA1, stage and pathname.  Record separator follows
the usual convention of -z option as before.

Signed-off-by: Junio C Hamano <junkio@cox.net>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

2 files changed, 25 insertions, 9 deletions

diff --git a/cache.h b/cache.h
index b48884225d..88c2fa8d95 100644
--- a/cache.h
+++ b/cache.h
@@ -65,8 +65,14 @@ struct cache_entry {
 
 #define CE_NAMEMASK  (0x0fff)
 #define CE_STAGEMASK (0x3000)
+#define CE_STAGESHIFT 12
 
-#define create_ce_flags(len, stage) htons((len) | ((stage) << 12))
+#define create_ce_flags(len, stage) htons((len) | ((stage) << CE_STAGESHIFT))
+#define ce_namelen(ce) (CE_NAMEMASK & ntohs((ce)->ce_flags))
+#define ce_size(ce) cache_entry_size(ce_namelen(ce))
+#define ce_stage(ce) ((CE_STAGEMASK & ntohs((ce)->ce_flags)) >> CE_STAGESHIFT)
+
+#define cache_entry_size(len) ((offsetof(struct cache_entry,name) + (len) + 8) & ~7)
 
 const char *sha1_file_directory;
 struct cache_entry **active_cache;
@@ -75,10 +81,6 @@ unsigned int active_nr, active_alloc;
 #define DB_ENVIRONMENT "SHA1_FILE_DIRECTORY"
 #define DEFAULT_DB_ENVIRONMENT ".git/objects"
 
-#define cache_entry_size(len) ((offsetof(struct cache_entry,name) + (len) + 8) & ~7)
-#define ce_namelen(ce) (CE_NAMEMASK & ntohs((ce)->ce_flags))
-#define ce_size(ce) cache_entry_size(ce_namelen(ce))
-
 #define alloc_nr(x) (((x)+16)*3/2)
 
 /* Initialize and use the cache information */
diff --git a/show-files.c b/show-files.c
index c9027cc416..0ecb2bd621 100644
--- a/show-files.c
+++ b/show-files.c
@@ -14,6 +14,7 @@ static int show_deleted = 0;
 static int show_cached = 0;
 static int show_others = 0;
 static int show_ignored = 0;
+static int show_stage = 0;
 static int line_terminator = '\n';
 
 static const char **dir;
@@ -108,10 +109,19 @@ static void show_files(void)
 		for (i = 0; i < nr_dir; i++)
 			printf("%s%c", dir[i], line_terminator);
 	}
-	if (show_cached) {
+	if (show_cached | show_stage) {
 		for (i = 0; i < active_nr; i++) {
 			struct cache_entry *ce = active_cache[i];
-			printf("%s%c", ce->name, line_terminator);
+			if (!show_stage)
+				printf("%s%c", ce->name, line_terminator);
+			else
+				printf(/* "%06o %s %d %10d %s%c", */
+				       "%06o %s %d %s%c",
+				       ntohl(ce->ce_mode),
+				       sha1_to_hex(ce->sha1),
+				       ce_stage(ce),
+				       /* ntohl(ce->ce_size), */
+				       ce->name, line_terminator); 
 		}
 	}
 	if (show_deleted) {
@@ -156,12 +166,16 @@ int main(int argc, char **argv)
 			show_ignored = 1;
 			continue;
 		}
+		if (!strcmp(arg, "--stage")) {
+			show_stage = 1;
+			continue;
+		}
 
-		usage("show-files (--[cached|deleted|others|ignored])*");
+		usage("show-files [-z] (--[cached|deleted|others|ignored|stage])*");
 	}
 
 	/* With no flags, we default to showing the cached files */
-	if (!(show_cached | show_deleted | show_others | show_ignored))
+	if (!(show_stage | show_deleted | show_others | show_ignored))
 		show_cached = 1;
 
 	read_cache();