From 8744a9d5891c9272edb7a35d5c2081c3e54fb983 Mon Sep 17 00:00:00 2001
From: Phodal Huang <h@phodal.com>
Date: Wed, 31 Jan 2024 20:22:13 +0800
Subject: [PATCH] feat(c): add support for macro alias declaration #24

This commit adds support for macro alias declaration in the chapi-ast-c file. The macroFunctionExpression rule has been modified to allow for parameterTypeList and expressionStatement.
---
 chapi-ast-c/src/main/antlr/C.g4 | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/chapi-ast-c/src/main/antlr/C.g4 b/chapi-ast-c/src/main/antlr/C.g4
index 4c5ba91b..e31a041e 100644
--- a/chapi-ast-c/src/main/antlr/C.g4
+++ b/chapi-ast-c/src/main/antlr/C.g4
@@ -480,18 +480,19 @@ macroStatement
 singleLineMacroDeclaration
     : include (StringLiteral | Identifier | ('<' includeIdentifier '>' ))             #includeDeclaration
     | macroKeywords Identifier structOrUnionSpecifier                                #macroStructureDeclaration
+    | 'define' expressionStatement macroFunctionExpression                           #macroAliasDeclaration
     | macroKeywords (expressionStatement)*
                 ('#' macroKeywords)? identifierList?                                  #macroDefineDeclaration
-    | 'define' macroFunctionExpression macroFunctionExpression                        #macroAliasDeclaration
     | '#'? Identifier                                                                 #macroCastDeclaration
     ;
 
 macroFunctionExpression
-    : Identifier '(' (macroFunctionExpression | macroType | expression | macroKeywords)* ')'
+    : Identifier '(' ( parameterTypeList| (macroType (',' macroType)*) ) ')'
     ;
 
 macroType
     : typeQualifier? (typeKeywords | Identifier | '==' | '!=' | comparator) (Identifier | typeKeywords)* pointer?
+    | expressionStatement
     ;