package/libsigrok: bump version to 0.4.0

Switch to upstream tarball, remove autoreconf, add hash.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/libsigrok/libsigrok.hash

@@ -0,0 +1,2 @@
+# Locally computed
+sha256	5f291f3fee36e6dab1336f1c78596e50588831bc5ebd7cddc2a95fe8c71d669e	libsigrok-0.4.0.tar.gz

package/libsigrok/libsigrok.mk

@@ -4,23 +4,14 @@
 #
 ################################################################################
 
-LIBSIGROK_VERSION = fe473123ba836445d477149f2e2c0ae372fc0c4c
-# No https access on upstream git
-LIBSIGROK_SITE = git://sigrok.org/libsigrok
+LIBSIGROK_VERSION = 0.4.0
+LIBSIGROK_SITE = http://sigrok.org/download/source/libsigrok
 LIBSIGROK_LICENSE = GPLv3+
 LIBSIGROK_LICENSE_FILES = COPYING
-# Git checkout has no configure script
-LIBSIGROK_AUTORECONF = YES
 LIBSIGROK_INSTALL_STAGING = YES
 LIBSIGROK_DEPENDENCIES = libglib2 libzip host-pkgconf
 LIBSIGROK_CONF_OPTS = --disable-glibtest --disable-java --disable-python
 
-define LIBSIGROK_ADD_MISSING
-	mkdir -p $(@D)/autostuff
-endef
-
-LIBSIGROK_PRE_CONFIGURE_HOOKS += LIBSIGROK_ADD_MISSING
-
 ifeq ($(BR2_PACKAGE_LIBSERIALPORT),y)
 LIBSIGROK_CONF_OPTS += --enable-libserialport
 LIBSIGROK_DEPENDENCIES += libserialport