[gentoo-commits] proj/libbash:master commit in: bashast/, bashast/gunit/

["Petteri Räty" <betelgeuse@gentoo.org>]

commit:     97cf0f6388b74c3810325d17dd7b9f1b3610c02a
Author:     Mu Qiao <qiaomuf <AT> gentoo <DOT> org>
AuthorDate: Mon May 30 07:26:35 2011 +0000
Commit:     Petteri Räty <betelgeuse <AT> gentoo <DOT> org>
CommitDate: Wed Jun  1 05:54:41 2011 +0000
URL:        http://git.overlays.gentoo.org/gitweb/?p=proj/libbash.git;a=commit;h=97cf0f63

Parser: support special variable $$

---
 bashast/bashast.g              |    2 ++
 bashast/gunit/param_main.gunit |    2 ++
 2 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/bashast/bashast.g b/bashast/bashast.g
index f9d5425..2e892c2 100644
--- a/bashast/bashast.g
+++ b/bashast/bashast.g
@@ -266,6 +266,7 @@ var_ref
 	|	DOLLAR POUND -> ^(VAR_REF POUND)
 	|	DOLLAR QMARK -> ^(VAR_REF QMARK)
 	|	DOLLAR MINUS -> ^(VAR_REF MINUS)
+	|	DOLLAR DOLLAR -> ^(VAR_REF DOLLAR)
 	|	DOLLAR BANG -> ^(VAR_REF BANG);
 //Variable expansions
 var_exp	:	var_name (
@@ -317,6 +318,7 @@ var_name
 	:	num
 	|	var_name_no_digit
 	|	TIMES
+	|	DOLLAR
 	|	AT;
 //Inside arithmetic we can't allow digits
 var_name_no_digit

diff --git a/bashast/gunit/param_main.gunit b/bashast/gunit/param_main.gunit
index 5fd818e..cfbd92f 100644
--- a/bashast/gunit/param_main.gunit
+++ b/bashast/gunit/param_main.gunit
@@ -54,6 +54,8 @@ var_ref:
 "$?" -> (VAR_REF ?)
 "$_" -> (VAR_REF _)
 "${_}" -> (VAR_REF _)
+"$$" -> (VAR_REF $)
+"${$}" -> (VAR_REF $)
 "${PV//./_}" -> (VAR_REF (REPLACE_ALL PV (STRING .) (STRING _)))
 "${PV// }" -> (VAR_REF (REPLACE_ALL PV (STRING  )))
 "${PV//[-._]/}" -> (VAR_REF (REPLACE_ALL PV (STRING (MATCH_ANY - . _))))