From: Vern Paxson <vern@ee.lbl.gov>
Date: Thu, 20 Apr 1995 11:35:12 +0000 (+0000)
Subject: '-' means stdin
X-Git-Tag: flex-2-5-5b~67
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=8afc1c5be84e1fd28d220dffe12ad1b55435b7e7;p=flex

'-' means stdin
octal escape sequence must just be digits 0-7
---

diff --git a/scan.l b/scan.l
index c986bf5..bb4faaa 100644
--- a/scan.l
+++ b/scan.l
@@ -83,7 +83,7 @@ NOT_NAME	[^[:alpha:]_*\n]+
 
 SCNAME		{NAME}
 
-ESCSEQ		(\\([^\n]|[[:digit:]]{1,3}|x[[:xdigit:]]{1,2}))
+ESCSEQ		(\\([^\n]|[0-7]{1,3}|x[[:xdigit:]]{1,2}))
 
 FIRST_CCL_CHAR	([^\\\n]|{ESCSEQ})
 CCL_CHAR	([^\\\n\]]|{ESCSEQ})
@@ -668,7 +668,7 @@ int yywrap()
 void set_input_file( file )
 char *file;
 	{
-	if ( file )
+	if ( file && strcmp( file, "-" ) )
 		{
 		infilename = copy_string( file );
 		yyin = fopen( infilename, "r" );