1 files changed, 33 insertions, 0 deletions
diff --git a/examples/manual/yymore2.lex b/examples/manual/yymore2.lex
new file mode 100644
index 0000000..f49ea23
--- /dev/null
+++ b/examples/manual/yymore2.lex
@@ -0,0 +1,33 @@
+/*
+ * yymore.lex: An example of using yymore()
+ *             to good effect.
+ */
+
+%{
+#include <memory.h>
+
+void yyerror(char *message)
+{
+  printf("Error: %s\n",message);
+}
+
+%}
+
+%x STRING
+
+%%
+\"   BEGIN(STRING);
+
+<STRING>[^\\\n"]*  yymore();
+<STRING><<EOF>>    yyerror("EOF in string.");       BEGIN(INITIAL);
+<STRING>\n         yyerror("Unterminated string."); BEGIN(INITIAL);
+<STRING>\\\n      {
+                     bcopy(yytext,yytext+2,yyleng-2);
+                     yytext += 2; yyleng -= 2;
+                     yymore();
+                  }
+<STRING>\"        {
+                     yyleng -= 1; yytext[yyleng] = '\0';
+                     printf("string = \"%s\"",yytext); BEGIN(INITIAL);
+                  }
+%%