[PATCH] git-mv: add more path normalization

We already use the normalization from get_pathspec(), but now we also
remove a trailing slash. So,

	git mv some_path/ into_some_path/

works now.

Also, move the "can not move directory into itself" test before the
subdirectory expansion.

Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/builtin-mv.c b/builtin-mv.c
index e7b5eb7088dc3d45608a7d9b3ebaf1c66501596e..c0c8764f7fa71ffe459997f03b5158cd7c72209b 100644 (file)
--- a/builtin-mv.c
+++ b/builtin-mv.c
@@ -17,12 +17,19 @@ static const char builtin_mv_usage[] =
 static const char **copy_pathspec(const char *prefix, const char **pathspec,
                                  int count, int base_name)
 {
+       int i;
        const char **result = xmalloc((count + 1) * sizeof(const char *));
        memcpy(result, pathspec, count * sizeof(const char *));
        result[count] = NULL;
-       if (base_name) {
-               int i;
-               for (i = 0; i < count; i++) {
+       for (i = 0; i < count; i++) {
+               int length = strlen(result[i]);
+               if (length > 0 && result[i][length - 1] == '/') {
+                       char *without_slash = xmalloc(length);
+                       memcpy(without_slash, result[i], length - 1);
+                       without_slash[length] = '\0';
+                       result[i] = without_slash;
+               }
+               if (base_name) {
                        const char *last_slash = strrchr(result[i], '/');
                        if (last_slash)
                                result[i] = last_slash + 1;
@@ -129,6 +136,12 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                if (lstat(source[i], &st) < 0)
                        bad = "bad source";
 
+               if (!bad &&
+                   (length = strlen(source[i])) >= 0 &&
+                   !strncmp(destination[i], source[i], length) &&
+                   (destination[i][length] == 0 || destination[i][length] == '/'))
+                       bad = "can not move directory into itself";
+
                if (S_ISDIR(st.st_mode)) {
                        const char *dir = source[i], *dest_dir = destination[i];
                        int first, last, len = strlen(dir);
@@ -204,12 +217,6 @@ int cmd_mv(int argc, const char **argv, const char *prefix)
                        }
                }
 
-               if (!bad &&
-                   (length = strlen(source[i])) >= 0 &&
-                   !strncmp(destination[i], source[i], length) &&
-                   (destination[i][length] == 0 || destination[i][length] == '/'))
-                       bad = "can not move directory into itself";
-
                if (!bad && cache_name_pos(source[i], strlen(source[i])) < 0)
                        bad = "not under version control";