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diff src/device-tty.c @ 5401:4486ba63476b

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Fix compile issues for C89 compilers. Use log() instead of log2().
author Jeff Sparkes <jsparkes@gmail.com>
date Sun, 17 Apr 2011 16:27:02 -0400
parents 5256fedd50e6
children 248176c74e6b
line wrap: on
line diff
--- a/src/device-tty.c	Sun Apr 17 11:14:38 2011 +0100
+++ b/src/device-tty.c	Sun Apr 17 16:27:02 2011 -0400
@@ -197,7 +197,11 @@
       return Fcons (make_int (CONSOLE_TTY_DATA (con)->width),
 		    make_int (CONSOLE_TTY_DATA (con)->height));
     case DM_num_bit_planes:
-      return make_int (log2 (CONSOLE_TTY_DATA (con)->colors));
+      {
+        EMACS_INT l2 = (EMACS_INT)  (log (CONSOLE_TTY_DATA (con)->colors)
+                                     / log (2));
+        return make_int (l2);
+      }
     case DM_num_color_cells:
       return make_int (CONSOLE_TTY_DATA (con)->colors);
     default: /* No such device metric property for TTY devices */