This is inside an "else" block of "if (last - first < 1)", so we know
that "last - first >= 1" when we come here. No need to check
"last - first > 0".
While at there, save "argc + last - first" to a variable to shorten
the statements a bit.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
builtin/mv.c | 22 +++++++---------------
1 file changed, 7 insertions(+), 15 deletions(-)
diff --git a/builtin/mv.c b/builtin/mv.c
index e192f2d..a45226e 100644
--- a/builtin/mv.c
+++ b/builtin/mv.c
@@ -179,22 +179,14 @@ int cmd_mv(int argc, const char **argv, const char
*prefix)
if (last - first < 1)
bad = _("source directory is empty");
else {
- int j, dst_len;
+ int j, dst_len, n;
- if (last - first > 0) {
- source = xrealloc(source,
- (argc + last -
first)
- * sizeof(char
*));
- destination =
xrealloc(destination,
- (argc + last -
first)
- * sizeof(char
*));
- modes = xrealloc(modes,
- (argc + last -
first)
- * sizeof(enum
update_mode));
- submodule_gitfile =
xrealloc(submodule_gitfile,
- (argc + last -
first)
- * sizeof(char
*));
- }
+ n = argc + last - first;
+ source = xrealloc(source, n *
sizeof(char *));
+ destination = xrealloc(destination, n *
sizeof(char *));
+ modes = xrealloc(modes, n * sizeof(enum
update_mode));
+ submodule_gitfile =
+ xrealloc(submodule_gitfile, n *
sizeof(char *));
dst = add_slash(dst);
dst_len = strlen(dst);
--
2.1.0.rc0.78.gc0d8480
--
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