summaryrefslogtreecommitdiff
path: root/src/guile/silex/regexp.l
diff options
context:
space:
mode:
Diffstat (limited to 'src/guile/silex/regexp.l')
-rw-r--r--src/guile/silex/regexp.l63
1 files changed, 63 insertions, 0 deletions
diff --git a/src/guile/silex/regexp.l b/src/guile/silex/regexp.l
new file mode 100644
index 0000000..3cb905c
--- /dev/null
+++ b/src/guile/silex/regexp.l
@@ -0,0 +1,63 @@
+; SILex - Scheme Implementation of Lex
+; Copyright (C) 2001 Danny Dube'
+;
+; This program is free software; you can redistribute it and/or
+; modify it under the terms of the GNU General Public License
+; as published by the Free Software Foundation; either version 2
+; of the License, or (at your option) any later version.
+;
+; This program is distributed in the hope that it will be useful,
+; but WITHOUT ANY WARRANTY; without even the implied warranty of
+; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+; GNU General Public License for more details.
+;
+; You should have received a copy of the GNU General Public License
+; along with this program; if not, write to the Free Software
+; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+space " "
+tab " "
+comment ";".*
+hblank {space}|{tab}|{comment}
+vblank "\n"
+
+digit [0123456789]
+letter [abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ]
+specini "!"|"$"|"%"|"&"|"*"|"/"|":"|"<"|"="|">"|"?"|"~"|"_"|"^"
+specsub "."|"+"|"-"
+initial {letter}|{specini}
+subseq {letter}|{digit}|{specini}|{specsub}
+peculid "+"|"-"|"..."
+id {initial}{subseq}*|{peculid}
+
+%%
+
+{hblank} (make-tok hblank-tok yytext yyline yycolumn)
+{vblank} (make-tok vblank-tok yytext yyline yycolumn)
+"|" (make-tok pipe-tok yytext yyline yycolumn)
+"?" (make-tok question-tok yytext yyline yycolumn)
+"+" (make-tok plus-tok yytext yyline yycolumn)
+"*" (make-tok star-tok yytext yyline yycolumn)
+"(" (make-tok lpar-tok yytext yyline yycolumn)
+")" (make-tok rpar-tok yytext yyline yycolumn)
+"." (make-tok dot-tok yytext yyline yycolumn)
+"[" (make-tok lbrack-tok yytext yyline yycolumn)
+"[]" (make-tok lbrack-rbrack-tok yytext yyline yycolumn)
+"[^" (make-tok lbrack-caret-tok yytext yyline yycolumn)
+"[-" (make-tok lbrack-minus-tok yytext yyline yycolumn)
+"{"{id}"}" (parse-id-ref yytext yyline yycolumn)
+"{"{digit}+"}" (parse-power-m yytext yyline yycolumn)
+"{"{digit}+",}" (parse-power-m-inf yytext yyline yycolumn)
+"{"{digit}+","{digit}+"}" (parse-power-m-n yytext yyline yycolumn)
+"{" (make-tok illegal-tok yytext yyline yycolumn)
+"\"" (make-tok doublequote-tok yytext yyline yycolumn)
+"\\n" (parse-spec-char yytext yyline yycolumn)
+"\\"{digit}+ (parse-digits-char yytext yyline yycolumn)
+"\\-"{digit}+ (parse-digits-char yytext yyline yycolumn)
+"\\"[^] (parse-quoted-char yytext yyline yycolumn)
+"^" (make-tok caret-tok yytext yyline yycolumn)
+"$" (make-tok dollar-tok yytext yyline yycolumn)
+. (parse-ordinary-char yytext yyline yycolumn)
+"<<EOF>>" (make-tok <<EOF>>-tok yytext yyline yycolumn)
+"<<ERROR>>" (make-tok <<ERROR>>-tok yytext yyline yycolumn)
+<<EOF>> (make-tok eof-tok yytext yyline yycolumn)