From: Vern Paxson <vern@ee.lbl.gov>
Date: Sat, 26 May 1990 16:54:45 +0000 (+0000)
Subject: Added macro definition for isascii() if not already present
X-Git-Tag: flex-2-5-5b~493
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=da9a7b41b184131889127a21336e0037ae591932;p=flex

Added macro definition for isascii() if not already present
---

diff --git a/yylex.c b/yylex.c
index 2a55f12..52e4a18 100644
--- a/yylex.c
+++ b/yylex.c
@@ -39,6 +39,13 @@ static char rcsid[] =
 #include "flexdef.h"
 #include "parse.h"
 
+
+/* ANSI C does not guarantee that isascii() is defined */
+#ifndef isascii
+#define isascii(c) ((c) <= 0177)
+#endif
+
+
 /* yylex - scan for a regular expression token
  *
  * synopsis