When there are no syntaxes, for example with --ignorercfiles,

do not try to find one, because that would lead to the magic
database being searched, which slows down startup a lot.


git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5037 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

ChangeLog

@@ -1,3 +1,8 @@
+2014-06-30  Benno Schulenberg  <bensberg@justemail.net>
+	* src/color.c (color_update): When there are no syntaxes, for example
+	with --ignorercfiles, do not try to find one, because that would lead
+	to the magic database being searched, which slows down startup a lot.
+
 2014-06-29  Benno Schulenberg  <bensberg@justemail.net>
 	* src/rcfile.c: Fix compilation with --enable-tiny --enable-nanorc.
 	* src/winio.c (parse_kbinput, get_escape_seq_kbinput): Make Ctrl-Left

src/color.c

@@ -167,6 +167,10 @@ void color_update(void)
     openfile->syntax = NULL;
     openfile->colorstrings = NULL;
 
+    /* If the rcfiles were not read, or contained no syntaxes, get out. */
+    if (syntaxes == NULL)
+	return;
+
     /* If we specified a syntax override string, use it. */
     if (syntaxstr != NULL) {
 	/* If the syntax override is "none", it's the same as not having