urlscanner fertig

Line Endings korrigiert

urlscanner/urlscanner.l

+/*
+ * Scanner fuer href Tags in xhtml Dateien
+ */
+
+%{
+#include <stdlib.h>
+#include "urlscanner.h"
+
+char had_href = 0;
+%}
+
+%s ATAG
+%s HREF
+%s HREFSTRING
+%s TEXT
+%option noyywrap
+%option noinput
+%option nounput
+%option nodefault
+
+ATAG_CLOSE <\/a[ ]*>
+ATAG_CLOSE_NL <\/a[ \n]*>
+
+HREF_ATTRIBUT "href"
+
+
+%%
+
+<INITIAL>{
+"<a"   BEGIN(ATAG);
+}
+
+<ATAG>{
+{ATAG_CLOSE}        { BEGIN(INITIAL); had_href=0;               }
+{ATAG_CLOSE_NL}     { BEGIN(INITIAL); yylineno++; had_href=0;   }
+{HREF_ATTRIBUT}     { BEGIN(HREF); had_href=1;                  }
+">"                 { if (had_href) BEGIN(TEXT);                }
+[^<]
+}
+
+<HREF>{
+"="
+"\""                BEGIN(HREFSTRING);
+}
+
+<HREFSTRING>{
+"\""                BEGIN(ATAG);
+[^\n\"]*            { yylval = yytext; return TOKEN_URL; }
+}
+
+<TEXT>{
+[^<]*               { BEGIN(ATAG); yylval=yytext; return TOKEN_TEXT; }
+}
+
+\n                  yylineno++;
+
+<<EOF>>             return(EOF);
+
+.
+
+%%
\ No newline at end of file