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

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

commit:     135a631da5c8f2a51539caa366d6d4ebb1582d34
Author:     Mu Qiao <qiaomuf <AT> gentoo <DOT> org>
AuthorDate: Tue May 31 08:22:31 2011 +0000
Commit:     Petteri Räty <betelgeuse <AT> gentoo <DOT> org>
CommitDate: Wed Jun  1 12:15:21 2011 +0000
URL:        http://git.overlays.gentoo.org/gitweb/?p=proj/libbash.git;a=commit;h=135a631d

Walker: fix variable definition handling

As we ignore the exported variables that are not declared with values,
the variable definition rule has to handle empty variable definitions.

---
 bashast/libbashWalker.g        |    2 +-
 scripts/command_execution.bash |    1 +
 2 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/bashast/libbashWalker.g b/bashast/libbashWalker.g
index f53a2be..af19dcd 100644
--- a/bashast/libbashWalker.g
+++ b/bashast/libbashWalker.g
@@ -124,7 +124,7 @@ variable_definitions
 @declarations {
 	bool local = false;
 }
-	:^(VARIABLE_DEFINITIONS (LOCAL { local = true; })? var_def[local]+);
+	:^(VARIABLE_DEFINITIONS (LOCAL { local = true; })? var_def[local]*);
 
 name_base returns[std::string libbash_value]
 	:NAME { $libbash_value = walker->get_string($NAME); }

diff --git a/scripts/command_execution.bash b/scripts/command_execution.bash
index 95401b4..8005a23 100644
--- a/scripts/command_execution.bash
+++ b/scripts/command_execution.bash
@@ -17,6 +17,7 @@ echo "end"
 : ${DEFAULTED:="yes"}
 FOO="abc" echo "command environment"
 export FOO003=1 FOO004=abc FOO005=(1 2 3) FOO002
+export foo
 abc=1 export foo
 true > /dev/null