git-compat-util: add xstrdup_or_null helper

diff --git a/builtin/clean.c b/builtin/clean.c
index cf76b1f412e5423df42528c928c557764f31ad02..3beeea6ec0fdc3883f2456caf46f3e1c4dadc682 100644 (file)
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -48,7 +48,7 @@ enum color_clean {
        CLEAN_COLOR_PROMPT = 2,
        CLEAN_COLOR_HEADER = 3,
        CLEAN_COLOR_HELP = 4,
-       CLEAN_COLOR_ERROR = 5,
+       CLEAN_COLOR_ERROR = 5
 };
 
 #define MENU_OPTS_SINGLETON            01
@@ -67,7 +67,7 @@ struct menu_item {
        char hotkey;
        const char *title;
        int selected;
-       int (*fn)();
+       int (*fn)(void);
 };
 
 enum menu_stuff_type {
@@ -621,8 +621,7 @@ static int *list_and_choose(struct menu_opts *opts, struct menu_stuff *stuff)
                                nr += chosen[i];
                }
 
-               result = xmalloc(sizeof(int) * (nr + 1));
-               memset(result, 0, sizeof(int) * (nr + 1));
+               result = xcalloc(nr + 1, sizeof(int));
                for (i = 0; i < stuff->nr && j < nr; i++) {
                        if (chosen[i])
                                result[j++] = i;
@@ -904,11 +903,11 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
 
        if (!interactive && !dry_run && !force) {
                if (config_set)
-                       die(_("clean.requireForce set to true and neither -i, -n nor -f given; "
+                       die(_("clean.requireForce set to true and neither -i, -n, nor -f given; "
                                  "refusing to clean"));
                else
-                       die(_("clean.requireForce defaults to true and neither -i, -n nor -f given; "
-                                 "refusing to clean"));
+                       die(_("clean.requireForce defaults to true and neither -i, -n, nor -f given;"
+                                 " refusing to clean"));
        }
 
        if (force > 1)