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diff src/lex.ll @ 14638:5b0872b5b234

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fix missing backslash quoting in lexer rules * lex.ll (\?{IDENT}\.{IDENT}{S}*): Quote . to recognize as literal "." character. Properly quote \ in LEXER_DEBUG rules. From James Laird <james.laird@nicta.com.au>.
author John W. Eaton <jwe@octave.org>
date Wed, 16 May 2012 16:22:00 -0400
parents c20de00a66a9
children 6edd02858516
line wrap: on
line diff
--- a/src/lex.ll
+++ b/src/lex.ll
@@ -765,8 +765,8 @@
 %}
 
 \?{IDENT}{S}* |
-\?{IDENT}.{IDENT}{S}* {
-    LEXER_DEBUG ("\?{IDENT}{S}* | \?{IDENT}.{IDENT}{S}*");
+\?{IDENT}\.{IDENT}{S}* {
+    LEXER_DEBUG ("\\?{IDENT}{S}*|\\?{IDENT}\\.{IDENT}{S}*");
 
     int id_tok = handle_meta_identifier ();
 
@@ -854,7 +854,7 @@
 %}
 
 \" {
-    LEXER_DEBUG ("\"");
+    LEXER_DEBUG ("\\"");
 
     current_input_column++;
     int tok = handle_string ('"');