Use const char* instead of char* where necessary.

diff --git a/ext/ext.c b/ext/ext.c
index 2fa47a942b54c6c907dff881ae6b46be2467acf5..4a572c203fba7c4205272328c0e71e126dc935fa 100644 (file)
--- a/ext/ext.c
+++ b/ext/ext.c
@@ -187,7 +187,7 @@ c_close (VALUE self)
 }
 
 static VALUE
-get_keys (Eet_File *ef, char *glob)
+get_keys (Eet_File *ef, const char *glob)
 {
        VALUE ret;
        char **keys;
@@ -598,7 +598,7 @@ static VALUE
 int_to_eet_chunks (int argc, VALUE *argv, VALUE self)
 {
        VALUE tag, type = Qnil, ary, args[2], chunk;
-       char *cfmt = "V";
+       const char *cfmt = "V";
 
        rb_scan_args (argc, argv, "11", &tag, &type);