From: Russ Cox <rsc@golang.org>
Date: Fri, 3 Apr 2009 04:46:19 +0000 (-0700)
Subject: special case check for this situation
X-Git-Tag: weekly.2009-11-06~1899
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=39436f2a747bc1c64f50c8be46cd9cf801576ba8;p=gostls13.git

special case check for this situation

	; cat >http.go
	package main
	import "http"  // intended the library, not this file
	^D
	; 6g http.go
	; 6g http.go
	http.go:4: export/package mismatch: init
	;

new error:

	http.6:7 http.go:3: cannot import package main

R=ken
OCL=27053
CL=27053
---

diff --git a/src/cmd/gc/go.y b/src/cmd/gc/go.y
index d6155f9f24..9cd7de1162 100644
--- a/src/cmd/gc/go.y
+++ b/src/cmd/gc/go.y
@@ -173,6 +173,9 @@ import_package:
 	{
 		pkgimportname = $2;
 
+		if(strcmp($2->name, "main") == 0)
+			yyerror("cannot import package main");
+
 		// if we are not remapping the package name
 		// then the imported package name is LPACK
 		if(pkgmyname == S)