[vala] Add --verbose command-line option

[Jürg Billeter <juergbi src gnome org>]

commit dbe3624431a5e086668c26e763c569883f83ba08
Author: Jürg Billeter <j bitron ch>
Date:   Tue Apr 14 19:39:55 2009 +0200

    Add --verbose command-line option
    
    Currently just prints C compiler command-line before execution.
    Fixes bug 559890.
---
 compiler/valacompiler.vala     |    3 +++
 gobject/valaccodecompiler.vala |    4 ++++
 vala/valacodecontext.vala      |    2 ++
 3 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/compiler/valacompiler.vala b/compiler/valacompiler.vala
index f1e1cb0..1e4ac9b 100644
--- a/compiler/valacompiler.vala
+++ b/compiler/valacompiler.vala
@@ -63,6 +63,7 @@ class Vala.Compiler {
 	[NoArrayLength]
 	static string[] defines;
 	static bool quiet_mode;
+	static bool verbose_mode;
 
 	private CodeContext context;
 
@@ -93,6 +94,7 @@ class Vala.Compiler {
 		{ "dump-tree", 0, 0, OptionArg.FILENAME, ref dump_tree, "Write code tree to FILE", "FILE" },
 		{ "save-temps", 0, 0, OptionArg.NONE, ref save_temps, "Keep temporary files", null },
 		{ "quiet", 'q', 0, OptionArg.NONE, ref quiet_mode, "Do not print messages to the console", null },
+		{ "verbose", 'v', 0, OptionArg.NONE, ref verbose_mode, "Print additional messages to the console", null },
 		{ "target-glib", 0, 0, OptionArg.STRING, ref target_glib, "Target version of glib for code generation", "MAJOR.MINOR" },
 		{ "", 0, 0, OptionArg.FILENAME_ARRAY, ref sources, null, "FILE..." },
 		{ null }
@@ -174,6 +176,7 @@ class Vala.Compiler {
 		context.non_null_experimental = non_null_experimental;
 		context.dbus_transformation = !disable_dbus_transformation;
 		context.report.set_verbose_errors (!quiet_mode);
+		context.verbose_mode = verbose_mode;
 
 		context.ccode_only = ccode_only;
 		context.compile_only = compile_only;
diff --git a/gobject/valaccodecompiler.vala b/gobject/valaccodecompiler.vala
index c5696e6..31e395a 100644
--- a/gobject/valaccodecompiler.vala
+++ b/gobject/valaccodecompiler.vala
@@ -113,6 +113,10 @@ public class Vala.CCodeCompiler {
 			cmdline += " " + Shell.quote (cc_option);
 		}
 
+		if (context.verbose_mode) {
+			stdout.printf ("%s\n", cmdline);
+		}
+
 		try {
 			Process.spawn_command_line_sync (cmdline, null, null, out exit_status);
 			if (exit_status != 0) {
diff --git a/vala/valacodecontext.vala b/vala/valacodecontext.vala
index ef66dd2..460874f 100644
--- a/vala/valacodecontext.vala
+++ b/vala/valacodecontext.vala
@@ -140,6 +140,8 @@ public class Vala.CodeContext {
 	 */
 	public int target_glib_minor { get; set; }
 
+	public bool verbose_mode { get; set; }
+
 	/**
 	 * Returns true if the target version of glib is greater than or 
 	 * equal to the specified version.