apply: document buffer ownership rules across functions

diff --git a/builtin/mv.c b/builtin/mv.c
index 5efe6c5760c43d0059a940ab9d4610b97092c8bd..2a144b011caa8ecb70f55976bdec60cae89fad9e 100644 (file)
--- a/builtin/mv.c
+++ b/builtin/mv.c
@@ -59,6 +59,7 @@ 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"),
@@ -93,7 +94,7 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                destination = copy_pathspec(dest_path[0], argv, argc, 1);
        } else {
                if (argc != 1)
-                       usage_with_options(builtin_mv_usage, builtin_mv_options);
+                       die("destination '%s' is not a directory", dest_path[0]);
                destination = dest_path;
        }
 
@@ -176,7 +177,8 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                                 * check both source and destination
                                 */
                                if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) {
-                                       warning(_("%s; will overwrite!"), bad);
+                                       if (verbose)
+                                               warning(_("overwriting '%s'"), dst);
                                        bad = NULL;
                                } else
                                        bad = _("Cannot overwrite");