target: fix init_targets script handling

This fixes an issue when init is called before init_targets has been
executed.

Make sure init_targets is called before init.

Change-Id: Icd5bd4c2a8eea2e399d9de4e331a77560e9672ac
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/235
Tested-by: jenkins
Reviewed-by: Peter Stuge <peter@stuge.se>

src/target/target.c

@@ -1043,6 +1043,8 @@ static int target_init(struct command_context *cmd_ctx)
 
 COMMAND_HANDLER(handle_target_init_command)
 {
+	int retval;
+
 	if (CMD_ARGC != 0)
 		return ERROR_COMMAND_SYNTAX_ERROR;
 
@@ -1054,6 +1056,10 @@ COMMAND_HANDLER(handle_target_init_command)
 	}
 	target_initialized = true;
 
+	retval = command_run_line(CMD_CTX, "init_targets");
+	if (ERROR_OK != retval)
+		return retval;
+
 	LOG_DEBUG("Initializing targets...");
 	return target_init(CMD_CTX);
 }