[vala] valac: Add --enable-mem-profiler option

[Jürg Billeter <juergbi src gnome org>]

commit 8a8a7bdc8d18ec3209329e33f3944f77871560f0
Author: Jörn Magens <interflug1 gmx net>
Date:   Sat Jan 9 16:47:20 2010 +0100

    valac: Add --enable-mem-profiler option
    
    Enables the GLib memory profiler.
    
    Fixes bug 530627.

 codegen/valaccodemethodmodule.vala |    9 ++++++++-
 compiler/valacompiler.vala         |    3 +++
 vala/valacodecontext.vala          |    5 +++++
 3 files changed, 16 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valaccodemethodmodule.vala b/codegen/valaccodemethodmodule.vala
index ef8c41d..b2c28ef 100644
--- a/codegen/valaccodemethodmodule.vala
+++ b/codegen/valaccodemethodmodule.vala
@@ -756,7 +756,14 @@ internal class Vala.CCodeMethodModule : CCodeStructModule {
 					var thread_init_call = new CCodeFunctionCall (new CCodeIdentifier ("g_thread_init"));
 					thread_init_call.line = cmain.line;
 					thread_init_call.add_argument (new CCodeConstant ("NULL"));
-					main_block.add_statement (new CCodeExpressionStatement (thread_init_call)); 
+					main_block.add_statement (new CCodeExpressionStatement (thread_init_call));
+				}
+
+				if (context.mem_profiler) {
+					var mem_profiler_init_call = new CCodeFunctionCall (new CCodeIdentifier ("g_mem_set_vtable"));
+					mem_profiler_init_call.line = cmain.line;
+					mem_profiler_init_call.add_argument (new CCodeConstant ("glib_mem_profiler_table"));
+					main_block.add_statement (new CCodeExpressionStatement (mem_profiler_init_call));
 				}
 
 				var type_init_call = new CCodeExpressionStatement (new CCodeFunctionCall (new CCodeIdentifier ("g_type_init")));
diff --git a/compiler/valacompiler.vala b/compiler/valacompiler.vala
index bddaa1f..af599a2 100644
--- a/compiler/valacompiler.vala
+++ b/compiler/valacompiler.vala
@@ -55,6 +55,7 @@ class Vala.Compiler {
 	static string output;
 	static bool debug;
 	static bool thread;
+	static bool mem_profiler;
 	static bool disable_assert;
 	static bool enable_checking;
 	static bool deprecated;
@@ -100,6 +101,7 @@ class Vala.Compiler {
 		{ "output", 'o', 0, OptionArg.FILENAME, ref output, "Place output in file FILE", "FILE" },
 		{ "debug", 'g', 0, OptionArg.NONE, ref debug, "Produce debug information", null },
 		{ "thread", 0, 0, OptionArg.NONE, ref thread, "Enable multithreading support", null },
+		{ "enable-mem-profiler", 0, 0, OptionArg.NONE, ref mem_profiler, "Enable GLib memory profiler", null },
 		{ "define", 'D', 0, OptionArg.STRING_ARRAY, ref defines, "Define SYMBOL", "SYMBOL..." },
 		{ "main", 0, 0, OptionArg.STRING, ref entry_point, "Use SYMBOL as entry point", "SYMBOL..." },
 		{ "disable-assert", 0, 0, OptionArg.NONE, ref disable_assert, "Disable assertions", null },
@@ -235,6 +237,7 @@ class Vala.Compiler {
 		}
 		context.debug = debug;
 		context.thread = thread;
+		context.mem_profiler = mem_profiler;
 		context.save_temps = save_temps;
 		if (profile == "posix") {
 			context.profile = Profile.POSIX;
diff --git a/vala/valacodecontext.vala b/vala/valacodecontext.vala
index e9e694d..c1559f1 100644
--- a/vala/valacodecontext.vala
+++ b/vala/valacodecontext.vala
@@ -119,6 +119,11 @@ public class Vala.CodeContext {
 	public bool thread { get; set; }
 
 	/**
+	 * Enable memory profiler.
+	 */
+	public bool mem_profiler { get; set; }
+
+	/**
 	 * Specifies the optional module initialization method.
 	 */
 	public Method module_init_method { get; set; }