[PATCH] prune: allow --dry-run for -n and --verbose for -v

["René Scharfe" <rene.scharfe@lsrfire.ath.cx>]

For consistency with other git commands, let git prune accept the long
options --dry-run and --verbose for the respective short ones -n and -v.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
---
 Documentation/git-prune.txt |    2 ++
 builtin/prune.c             |    5 ++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/Documentation/git-prune.txt b/Documentation/git-prune.txt
index 15cfb7a..4d673a5 100644
--- a/Documentation/git-prune.txt
+++ b/Documentation/git-prune.txt
@@ -31,10 +31,12 @@ OPTIONS
 -------
 
 -n::
+--dry-run::
 	Do not remove anything; just report what it would
 	remove.
 
 -v::
+--verbose::
 	Report all removed objects.
 
 \--::
diff --git a/builtin/prune.c b/builtin/prune.c
index 81f915ec..99218ba 100644
--- a/builtin/prune.c
+++ b/builtin/prune.c
@@ -125,10 +125,9 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
 {
 	struct rev_info revs;
 	const struct option options[] = {
-		OPT_BOOLEAN('n', NULL, &show_only,
+		OPT_BOOLEAN('n', "dry-run", &show_only,
 			    "do not remove, show only"),
-		OPT_BOOLEAN('v', NULL, &verbose,
-			"report pruned objects"),
+		OPT_BOOLEAN('v', "verbose", &verbose, "report pruned objects"),
 		OPT_DATE(0, "expire", &expire,
 			 "expire objects older than <time>"),
 		OPT_END()
-- 
1.7.2