initial buildroot for linux 5.15

package/libstrophe/Config.in

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+config BR2_PACKAGE_LIBSTROPHE
+	bool "libstrophe"
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	select BR2_PACKAGE_OPENSSL if !BR2_PACKAGE_GNUTLS
+	select BR2_PACKAGE_LIBXML2 if !BR2_PACKAGE_EXPAT
+	help
+	  libstrophe is a lightweight XMPP client library written in C.
+	  It has minimal dependencies and is configurable for various
+	  environments. It runs well on both Linux, Unix, and Windows
+	  based platforms.
+
+	  https://github.com/strophe/libstrophe
+
+comment "libstrophe needs a toolchain w/ threads"
+	depends on !BR2_TOOLCHAIN_HAS_THREADS

package/libstrophe/libstrophe.hash

@@ -0,0 +1,4 @@
+# Locally calculated
+sha256  feafee545403d26a44aa573d4adf327d6d07ad3f3466370634d22bbac5bd49ee  libstrophe-0.11.0.tar.xz
+sha256  82476f36ffd5e895a176013c0812166ba7b7d99f3d536fc7f5ed2e33e9f74a08  MIT-LICENSE.txt
+sha256  8ceb4b9ee5adedde47b31e975c1d90c73ad27b6b165a1dcd80c7c545eb65b903  GPL-LICENSE.txt

package/libstrophe/libstrophe.mk

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+################################################################################
+#
+# libstrophe
+#
+################################################################################
+
+LIBSTROPHE_VERSION = 0.11.0
+LIBSTROPHE_SOURCE = libstrophe-$(LIBSTROPHE_VERSION).tar.xz
+LIBSTROPHE_SITE = https://github.com/strophe/libstrophe/releases/download/$(LIBSTROPHE_VERSION)
+LIBSTROPHE_DEPENDENCIES = host-pkgconf
+LIBSTROPHE_LICENSE = MIT or GPL-3.0
+LIBSTROPHE_LICENSE_FILES = MIT-LICENSE.txt GPL-LICENSE.txt
+LIBSTROPHE_INSTALL_STAGING = YES
+
+ifeq ($(BR2_PACKAGE_EXPAT),y)
+LIBSTROPHE_CONF_OPTS += --without-libxml2
+LIBSTROPHE_DEPENDENCIES += expat
+else
+LIBSTROPHE_CONF_OPTS += --with-libxml2
+LIBSTROPHE_DEPENDENCIES += libxml2
+endif
+
+ifeq ($(BR2_PACKAGE_OPENSSL),y)
+LIBSTROPHE_CONF_OPTS += --with-tls --without-gnutls
+LIBSTROPHE_DEPENDENCIES += openssl
+else
+LIBSTROPHE_CONF_OPTS += --with-gnutls --without-tls
+LIBSTROPHE_DEPENDENCIES += gnutls
+endif
+
+$(eval $(autotools-package))