From 3596bb149e107ad12df4fee0723caf91819c0758 Mon Sep 17 00:00:00 2001
From: Carl Worth <cworth@cworth.org>
Date: Fri, 14 May 2010 16:53:52 -0700
Subject: [PATCH] Provide implementation for macro arguments containing
 parentheses.

We were correctly parsing this already, but simply not returning any
value (for no good reason). Fortunately the fix is quite simple.

This makes the test added in the previous commit now pass.
---
 Makefile      | 2 +-
 glcpp-parse.y | 9 ++++++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 550945a..3fa863c 100644
--- a/Makefile
+++ b/Makefile
@@ -21,5 +21,5 @@ test: glcpp
 	@(cd tests; ./glcpp-test)
 
 clean:
-	rm -f glcpp-lex.c glcpp-parse.c *.o *~
+	rm -f glcpp glcpp-lex.c glcpp-parse.c *.o *~
 	rm -f tests/*.out tests/*.gcc tests/*.expected tests/*~
diff --git a/glcpp-parse.y b/glcpp-parse.y
index f972ec3..58afd72 100644
--- a/glcpp-parse.y
+++ b/glcpp-parse.y
@@ -177,13 +177,20 @@ argument:
 |	argument word {
 		_string_list_append_item ($1, $2);
 		talloc_free ($2);
+		$$ = $1;
 	}
 |	argument SPACE word {
 		_string_list_append_item ($1, " ");
 		_string_list_append_item ($1, $3);
 		talloc_free ($3);
+		$$ = $1;
+	}
+|	argument '(' argument ')' {
+		_string_list_append_item ($1, "(");
+		_string_list_append_list ($1, $3);
+		_string_list_append_item ($1, ")");
+		$$ = $1;
 	}
-|	argument '(' argument ')'
 ;
 
 directive_with_newline:
-- 
2.7.4