From c5214c87594e0de68111a9160dba5dc1aceb9a43 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Thu, 19 Apr 2007 14:47:33 +0000
Subject:  Changed date parser to use lex/yacc.

---
 scantime.ll | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 scantime.ll

(limited to 'scantime.ll')

diff --git a/scantime.ll b/scantime.ll
new file mode 100644
index 00000000..02d00d78
--- /dev/null
+++ b/scantime.ll
@@ -0,0 +1,29 @@
+%option c++ 8bit
+
+%{
+#define YYSTYPE struct ledger::intorchar
+
+extern int yywrap();
+
+#include "times.h"
+#include "parsetime.h"
+
+extern YYSTYPE yylval;
+%}
+
+shortmon (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)
+longmon  (January|February|March|April|May|June|July|August|September|October|November|December)
+
+%%
+
+[ \t]  return TOK_SPACE;
+[\r\n] ;
+
+[0-9]{4}   yylval = ledger::intorchar(std::atoi(yytext)); return TOK_FOURNUM;
+[0-9]{2}   yylval = ledger::intorchar(std::atoi(yytext)); return TOK_TWONUM;
+[0-9]{1}   yylval = ledger::intorchar(std::atoi(yytext)); return TOK_ONENUM;
+
+{shortmon} yylval = ledger::intorchar(yytext); return TOK_MONTH;
+{longmon}  yylval = ledger::intorchar(yytext); return TOK_MONTH;
+
+.  return (int) yytext[0];
-- 
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