mv: honor --verbose flag

The code for a verbose flag has been here since "git mv" was
converted to C many years ago, but actually getting the "-v"
flag from the command line was accidentally lost in the
transition.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-mv.txt

@@ -15,8 +15,8 @@ DESCRIPTION
 -----------
 This script is used to move or rename a file, directory or symlink.
 
- git mv [-f] [-n] [-k] <source> <destination>
- git mv [-f] [-n] [-k] <source> ... <destination directory>
+ git mv [-v] [-f] [-n] [-k] <source> <destination>
+ git mv [-v] [-f] [-n] [-k] <source> ... <destination directory>
 
 In the first form, it renames <source>, which must exist and be either
 a file, symlink or directory, to <destination>.
@@ -40,6 +40,10 @@ OPTIONS
 --dry-run::
 	Do nothing; only show what would happen
 
+-v::
+--verbose::
+	Report the names of files as they are moved.
+
 GIT
 ---
 Part of the linkgit:git[1] suite

builtin/mv.c

@@ -55,6 +55,7 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
 	int i, newfd;
 	int verbose = 0, show_only = 0, force = 0, ignore_errors = 0;
 	struct option builtin_mv_options[] = {
+		OPT__VERBOSE(&verbose, "be verbose"),
 		OPT__DRY_RUN(&show_only, "dry run"),
 		OPT__FORCE(&force, "force move/rename even if target exists"),
 		OPT_BOOLEAN('k', NULL, &ignore_errors, "skip move/rename errors"),