config: add git_config_get_max_percent_split_change()

diff --git a/config.c b/config.c
index 421e8c9da6f51c8d2cfbc84a56ee9fc9452b876a..cf212785bb762a2fd020040f6c0f460b540b4c92 100644 (file)
--- a/config.c
+++ b/config.c
@@ -1719,6 +1719,21 @@ int git_config_get_split_index(void)
        return -1; /* default value */
 }
 
+int git_config_get_max_percent_split_change(void)
+{
+       int val = -1;
+
+       if (!git_config_get_int("splitindex.maxpercentchange", &val)) {
+               if (0 <= val && val <= 100)
+                       return val;
+
+               return error(_("splitIndex.maxPercentChange value '%d' "
+                              "should be between 0 and 100"), val);
+       }
+
+       return -1; /* default value */
+}
+
 NORETURN
 void git_die_config_linenr(const char *key, const char *filename, int linenr)
 {