t7001: add test case for --dry-run

diff --git a/color.c b/color.c
index 7aa8b076f045e5c0b74826153030e2923c0fc56e..9a9261ac164f503e2a9240806f4f44bedf9b8192 100644 (file)
--- a/color.c
+++ b/color.c
@@ -338,6 +338,13 @@ static int check_auto_color(void)
 
 int want_color(int var)
 {
+       /*
+        * NEEDSWORK: This function is sometimes used from multiple threads, and
+        * we end up using want_auto racily. That "should not matter" since
+        * we always write the same value, but it's still wrong. This function
+        * is listed in .tsan-suppressions for the time being.
+        */
+
        static int want_auto = -1;
 
        if (var < 0)
@@ -361,6 +368,14 @@ int git_color_config(const char *var, const char *value, void *cb)
        return 0;
 }
 
+int git_color_default_config(const char *var, const char *value, void *cb)
+{
+       if (git_color_config(var, value, cb) < 0)
+               return -1;
+
+       return git_default_config(var, value, cb);
+}
+
 void color_print_strbuf(FILE *fp, const char *color, const struct strbuf *sb)
 {
        if (*color)