[vala] Do not check for an entry point when compiling a library

[Jürg Billeter <juergbi src gnome org>]

commit 1bd3c326105c75a9bca21dfeb850ab1707a5f152
Author: Mark Lee <marklee src gnome org>
Date:   Sat Sep 5 23:15:24 2009 -0700

    Do not check for an entry point when compiling a library
    
    Fixes bug 594291.

 compiler/valacompiler.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/compiler/valacompiler.vala b/compiler/valacompiler.vala
index 75a46f8..e1cf96b 100644
--- a/compiler/valacompiler.vala
+++ b/compiler/valacompiler.vala
@@ -317,7 +317,7 @@ class Vala.Compiler {
 		var analyzer = new SemanticAnalyzer ();
 		analyzer.analyze (context);
 
-		if (!ccode_only && !compile_only) {
+		if (!ccode_only && !compile_only && library == null) {
 			// building program, require entry point
 			if (context.entry_point == null) {
 				Report.error (null, "program does not contain a static `main' method");