From dca49e43d933a1221d2b061754e7b8afd19f8ec6 Mon Sep 17 00:00:00 2001
From: Alexander Medvednikov <alexander@medvednikov.com>
Date: Thu, 24 Oct 2019 14:51:22 +0300
Subject: [PATCH] c defs

---
 vlib/builtin/builtin.v |  5 -----
 vlib/builtin/cdefs.v   | 13 +++++++++++++
 vlib/compiler/enum.v   |  1 -
 vlib/compiler/parser.v | 10 +++++++---
 4 files changed, 20 insertions(+), 9 deletions(-)
 create mode 100644 vlib/builtin/cdefs.v

diff --git a/vlib/builtin/builtin.v b/vlib/builtin/builtin.v
index 9f5e07a601..50e60a35dc 100644
--- a/vlib/builtin/builtin.v
+++ b/vlib/builtin/builtin.v
@@ -17,11 +17,6 @@ fn init() {
 	}
 }
 
-fn C.memcpy(byteptr, byteptr, int)
-fn C.memmove(byteptr, byteptr, int)
-//fn C.malloc(int) byteptr
-fn C.realloc(byteptr, int) byteptr
-
 pub fn exit(code int) {
 	C.exit(code)
 }
diff --git a/vlib/builtin/cdefs.v b/vlib/builtin/cdefs.v
new file mode 100644
index 0000000000..775331b5bd
--- /dev/null
+++ b/vlib/builtin/cdefs.v
@@ -0,0 +1,13 @@
+// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
+// Use of this source code is governed by an MIT license
+// that can be found in the LICENSE file.
+
+module builtin
+
+fn C.memcpy(byteptr, byteptr, int)
+fn C.memmove(byteptr, byteptr, int)
+//fn C.malloc(int) byteptr
+fn C.realloc(byteptr, int) byteptr
+
+//fn C.qsort()
+
diff --git a/vlib/compiler/enum.v b/vlib/compiler/enum.v
index 90853ac642..1976145245 100644
--- a/vlib/compiler/enum.v
+++ b/vlib/compiler/enum.v
@@ -49,7 +49,6 @@ fn (p mut Parser) enum_decl(_enum_name string) {
 		if p.tok == .comma {
 			p.next()
 		}
-		// TODO free name [memory]
 		val++
 	}
 	p.table.register_type2(Type {
diff --git a/vlib/compiler/parser.v b/vlib/compiler/parser.v
index 05e4bd7432..afd5f1e02b 100644
--- a/vlib/compiler/parser.v
+++ b/vlib/compiler/parser.v
@@ -1264,6 +1264,7 @@ fn (p mut Parser) gen(s string) {
 
 // Generate V header from V source
 fn (p mut Parser) statement(add_semi bool) string {
+	//p.expected_type = ''
 	if p.returns && !p.is_vweb {
 		p.error('unreachable code')
 	}
@@ -1982,6 +1983,8 @@ fn (p mut Parser) get_const_type(name string, is_ptr bool) string {
 }
 
 fn (p mut Parser) get_c_func_type(name string) string {
+		//p.warn(name + ' ' + p.expected_type)
+	//}
 	f := Fn {
 		name: name
 		is_c: true
@@ -1994,9 +1997,10 @@ fn (p mut Parser) get_c_func_type(name string) string {
 	cfn := p.table.find_fn(name) or {
 		// Not Found? Return 'void*'
 		//return 'cvoid' //'void*'
-		if false {
-		p.warn('\ndefine imported C function with ' +
-			'`fn C.$name([args]) [return_type]`\n')
+		//if false {
+		if p.expected_type != '' && p.expected_type != 'void' {
+			p.warn('\ndefine imported C function with ' +
+				'`fn C.$name([args]) [return_type]`\n')
 		}
 		return 'void*'
 	}