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imported peg-0.1.3

--- a/README.md

+++ b/README.md

@@ -26,6 +26,10 @@

 ## Version history

+* **0.1.3** ([zip](peg/zipball/0.1.3), [tar.gz](peg/tarball/0.1.3)) — 2007-09-13  

+Allow matched braces inside `leg` actions.  

+Handle empty rules.  

+Handle empty grammars.  

 * **0.1.2** ([zip](peg/zipball/0.1.2), [tar.gz](peg/tarball/0.1.2)) — 2007-08-31  

 Grow buffers while (not if) they are too small.  

 Remove dependencies on grammar files.  

--- a/leg.c

+++ b/leg.c

@@ -1,4 +1,4 @@

-/* A recursive-descent parser generated by peg 0.1.0 */

+/* A recursive-descent parser generated by peg 0.1.1 */

 #include <stdio.h>

 #include <stdlib.h>

@@ -1048,7 +1048,8 @@

   for (; headers;  headers= headers->next)

     fprintf(output, "%s\n", headers->text);

-  Rule_compile_c(rules);

+  if (rules)

+    Rule_compile_c(rules);

   if (trailer)

     fprintf(output, "%s\n", trailer);

--- a/leg.leg

+++ b/leg.leg

@@ -15,7 +15,7 @@

 # 

 # THE SOFTWARE IS PROVIDED 'AS IS'.  USE ENTIRELY AT YOUR OWN RISK.

 # 

-# Last edited: 2007-05-15 10:34:05 by piumarta on emilia

+# Last edited: 2007-09-12 00:22:41 by piumarta on emilia.local

 %{

 # include "tree.h"

@@ -279,7 +279,8 @@

   for (; headers;  headers= headers->next)

     fprintf(output, "%s\n", headers->text);

-  Rule_compile_c(rules);

+  if (rules)

+    Rule_compile_c(rules);

   if (trailer)

     fprintf(output, "%s\n", trailer);

--- a/peg.c

+++ b/peg.c

@@ -13,7 +13,7 @@

  * 

  * THE SOFTWARE IS PROVIDED 'AS IS'.  USE ENTIRELY AT YOUR OWN RISK.

  * 

- * Last edited: 2007-05-15 10:34:42 by piumarta on emilia

+ * Last edited: 2007-09-12 00:27:30 by piumarta on vps2.piumarta.com

  */

 #include "tree.h"

@@ -167,7 +167,7 @@

       Rule_print(n);

   Rule_compile_c_header();

-  Rule_compile_c(rules);

+  if (rules) Rule_compile_c(rules);

   return 0;

 }