initial buildroot for linux 5.15

package/wavpack/Config.in

@@ -0,0 +1,9 @@
+config BR2_PACKAGE_WAVPACK
+	bool "wavpack"
+	select BR2_PACKAGE_LIBICONV if !BR2_ENABLE_LOCALE
+	help
+	  WavPack is a completely open audio compression format
+	  providing lossless, high-quality lossy, and a unique
+	  hybrid compression mode.
+
+	  http://www.wavpack.com/

package/wavpack/wavpack.hash

@@ -0,0 +1,3 @@
+# locally computed hash
+sha256  4bde6a6b2a86614a6bd2579e60dcc974e2c8f93608d2281110a717c1b3c28b79  wavpack-5.4.0.tar.xz
+sha256  f38defde000d62c4ff158f1445cb85a0c2f67cbc1d3cfa34ed882f439f6e3b43  COPYING

package/wavpack/wavpack.mk

@@ -0,0 +1,38 @@
+################################################################################
+#
+# wavpack
+#
+################################################################################
+
+WAVPACK_VERSION = 5.4.0
+WAVPACK_SITE = \
+	https://github.com/dbry/WavPack/releases/download/$(WAVPACK_VERSION)
+WAVPACK_SOURCE = wavpack-$(WAVPACK_VERSION).tar.xz
+WAVPACK_INSTALL_STAGING = YES
+WAVPACK_DEPENDENCIES = $(if $(BR2_ENABLE_LOCALE),,libiconv)
+WAVPACK_LICENSE = BSD-3-Clause
+WAVPACK_LICENSE_FILES = COPYING
+WAVPACK_CPE_ID_VENDOR = wavpack
+
+ifeq ($(BR2_PACKAGE_LIBICONV),y)
+WAVPACK_CONF_OPTS += LIBS=-liconv
+endif
+
+ifeq ($(BR2_PACKAGE_OPENSSL),y)
+WAVPACK_DEPENDENCIES += openssl
+WAVPACK_CONF_OPTS += --enable-libcrypto
+else
+WAVPACK_CONF_OPTS += --disable-libcrypto
+endif
+
+# WavPack "autodetects" CPU type to enable ASM code. However, the assembly code
+# for ARM is written for ARMv7 only and building WavPack for an ARM-non-v7
+# architecture will fail. We explicitly enable ASM for the supported
+# architectures x86, x64 and ARMv7 and disable it for all others.
+ifeq ($(BR2_i386)$(BR2_x86_64)$(BR2_ARM_CPU_ARMV7A),y)
+WAVPACK_CONF_OPTS += --enable-asm
+else
+WAVPACK_CONF_OPTS += --disable-asm
+endif
+
+$(eval $(autotools-package))