FirstBootPrompt: launch installer/desktop targets directly.

* No need for shell scripting here.

data/launch/user

@@ -11,9 +11,11 @@ target desktop {
 }
 
 target first_boot {
-	job x-vnd.Haiku-FirstBootPrompt {
-		legacy
-	}
+	job x-vnd.Haiku-FirstBootPrompt
+}
+
+target installer {
+	job x-vnd.Haiku-Installer
 }
 
 run {

headers/private/app/LaunchRoster.h

@@ -22,7 +22,10 @@ public:
 			port_id				GetPort(const char* signature,
 									const char* name);
 
-			status_t			Target(const char* name, BMessage& data,
+			status_t			Target(const char* name, const BMessage& data,
+									const char* baseName = NULL);
+			status_t			Target(const char* name,
+									const BMessage* data = NULL,
 									const char* baseName = NULL);
 
 			status_t			StartSession(const char* login);

src/apps/firstbootprompt/BootPrompt.cpp

@@ -3,11 +3,13 @@
  * All rights reserved. Distributed under the terms of the MIT License.
  */
 
+
 #include "BootPrompt.h"
 
 #include <stdlib.h>
 
 #include <Catalog.h>
+#include <LaunchRoster.h>
 #include <Locale.h>
 
 #include "BootPromptWindow.h"
@@ -43,10 +45,12 @@ BootPromptApp::MessageReceived(BMessage* message)
 {
 	switch (message->what) {
 		case MSG_BOOT_DESKTOP:
+			BLaunchRoster().Target("desktop");
 			sExitValue = 1;
 			PostMessage(B_QUIT_REQUESTED);
 			break;
 		case MSG_RUN_INSTALLER:
+			BLaunchRoster().Target("installer");
 			sExitValue = 0;
 			PostMessage(B_QUIT_REQUESTED);
 			break;

src/apps/firstbootprompt/Jamfile

@@ -1,6 +1,6 @@
 SubDir HAIKU_TOP src apps firstbootprompt ;
 
-UsePrivateHeaders interface locale shared ;
+UsePrivateHeaders app interface locale shared ;
 
 SEARCH_SOURCE += [ FDirName $(HAIKU_TOP) src preferences keymap ] ;
 

src/kits/app/LaunchRoster.cpp

@@ -146,7 +146,16 @@ BLaunchRoster::GetPort(const char* signature, const char* name)
 
 
 status_t
-BLaunchRoster::Target(const char* name, BMessage& data, const char* baseName)
+BLaunchRoster::Target(const char* name, const BMessage& data,
+	const char* baseName)
+{
+	return Target(name, &data, baseName);
+}
+
+
+status_t
+BLaunchRoster::Target(const char* name, const BMessage* data,
+	const char* baseName)
 {
 	if (name == NULL)
 		return B_BAD_VALUE;
@@ -155,8 +164,8 @@ BLaunchRoster::Target(const char* name, BMessage& data, const char* baseName)
 	status_t status = request.AddInt32("user", getuid());
 	if (status == B_OK)
 		status = request.AddString("target", name);
-	if (status == B_OK && !data.IsEmpty())
-		status = request.AddMessage("data", &data);
+	if (status == B_OK && data != NULL && !data->IsEmpty())
+		status = request.AddMessage("data", data);
 	if (status == B_OK && baseName != NULL)
 		status = request.AddString("base target", baseName);
 	if (status != B_OK)