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-rw-r--r--examples/fastwc/wc2.l20
1 files changed, 20 insertions, 0 deletions
diff --git a/examples/fastwc/wc2.l b/examples/fastwc/wc2.l
new file mode 100644
index 0000000..bd63cd4
--- /dev/null
+++ b/examples/fastwc/wc2.l
@@ -0,0 +1,20 @@
+/* Somewhat faster "wc" tool: match more text with each rule */
+
+ws [ \t]
+nonws [^ \t\n]
+word {ws}*{nonws}+
+
+%%
+ int cc = 0, wc = 0, lc = 0;
+
+{word}{ws}* cc += yyleng; ++wc;
+{word}{ws}*\n cc += yyleng; ++wc; ++lc;
+
+{ws}+ cc += yyleng;
+
+\n+ cc += yyleng; lc += yyleng;
+
+<<EOF>> {
+ printf( "%8d %8d %8d\n", lc, wc, cc );
+ yyterminate();
+ }