package/xenomai: add support to download a custom tarball

Reported-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Cc: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Romain Naour <romain.naour@gmail.com>
Cc: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/xenomai/Config.in

@@ -55,11 +55,19 @@ config BR2_PACKAGE_XENOMAI_LATEST_VERSION
 config BR2_PACKAGE_XENOMAI_CUSTOM_VERSION
 	bool "Custom version"
 
+config BR2_PACKAGE_XENOMAI_CUSTOM_TARBALL
+	bool "Custom tarball"
+
 endchoice
 
 config BR2_PACKAGE_XENOMAI_VERSION
 	string "Custom Xenomai version" if !BR2_PACKAGE_XENOMAI_LATEST_VERSION
 	default "3.0.10" if BR2_PACKAGE_XENOMAI_LATEST_VERSION
+	depends on !BR2_PACKAGE_XENOMAI_CUSTOM_TARBALL
+
+config BR2_PACKAGE_XENOMAI_CUSTOM_TARBALL_URL
+	string "URL of custom tarball"
+	depends on BR2_PACKAGE_XENOMAI_CUSTOM_TARBALL
 
 choice
 	prompt "Xenomai core"

package/xenomai/xenomai.mk

@@ -5,8 +5,14 @@
 ################################################################################
 
 XENOMAI_VERSION = $(call qstrip,$(BR2_PACKAGE_XENOMAI_VERSION))
+ifeq ($(BR2_PACKAGE_XENOMAI_CUSTOM_TARBALL),y)
+XENOMAI_TARBALL = $(call qstrip,$(BR2_PACKAGE_XENOMAI_CUSTOM_TARBALL_URL))
+XENOMAI_SOURCE = $(notdir $(XENOMAI_TARBALL))
+XENOMAI_SITE = $(patsubst %/,%,$(dir $(XENOMAI_TARBALL)))
+else
 XENOMAI_SOURCE = xenomai-$(XENOMAI_VERSION).tar.bz2
 XENOMAI_SITE = http://xenomai.org/downloads/xenomai/stable
+endif
 
 # Exclude all from the hash check, but the latest version.
 ifeq ($(BR2_PACKAGE_XENOMAI)$(BR2_PACKAGE_XENOMAI_LATEST_VERSION),y)