initial buildroot for linux 5.15

package/ser2net/Config.in

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+config BR2_PACKAGE_SER2NET
+	bool "ser2net"
+	depends on BR2_USE_MMU # fork()
+	select BR2_PACKAGE_GENSIO
+	select BR2_PACKAGE_LIBYAML
+	help
+	  Ser2net provides a way for a user to connect from a network
+	  connection to a serial port.
+
+	  http://ser2net.sourceforge.net

package/ser2net/S50ser2net

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+#!/bin/sh
+#
+# Startup script for ser2net
+#
+
+start() {
+    printf  "Starting ser2net: "
+    if [ ! -f /etc/ser2net.conf ] && [ ! -f /etc/ser2net/ser2net.yaml ] ; then
+	echo "no configuration file"
+	exit 1
+    fi
+
+    start-stop-daemon -S -q --exec /usr/sbin/ser2net -- -P /var/run/ser2net.pid
+    [ $? = 0 ] && echo "OK" || echo "FAIL"
+}
+
+stop() {
+    printf "Shutting down ser2net: "
+    start-stop-daemon -K -q -p /var/run/ser2net.pid
+    [ $? = 0 ] && echo "OK" || echo "FAIL"
+}
+
+restart() {
+    stop
+    start
+}
+
+case "$1" in
+	start)
+	    start
+	    ;;
+	stop)
+	    stop
+	    ;;
+	restart)
+	    restart
+	    ;;
+	*)
+	    echo "Usage: ser2net {start|stop|restart}"
+	    exit 1
+esac
+
+exit $?

package/ser2net/ser2net.hash

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+# From https://sourceforge.net/projects/ser2net/files/ser2net/
+md5  e6d88a440852e28b8e2978003b00e154  ser2net-4.3.4.tar.gz
+sha1  74d02c19c2eef219b59a47fbc61b4fb09cf608d3  ser2net-4.3.4.tar.gz
+# Locally computed:
+sha256  c714d6777849100b2ca3f216d1cfc36d4573639ececc91d5c7809dfe27c8428e  ser2net-4.3.4.tar.gz
+sha256  501f3108e6c03e5a0a5585ebaaa369171aead5319cd0a7a4dc1f66211c1f09f1  COPYING

package/ser2net/ser2net.mk

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+################################################################################
+#
+# ser2net
+#
+################################################################################
+
+SER2NET_VERSION = 4.3.4
+SER2NET_SITE = https://downloads.sourceforge.net/project/ser2net/ser2net
+SER2NET_LICENSE = GPL-2.0+
+SER2NET_LICENSE_FILES = COPYING
+SER2NET_DEPENDENCIES = gensio libyaml
+
+ifeq ($(BR2_TOOLCHAIN_HAS_THREADS),y)
+SER2NET_CONF_OPTS += --with-pthreads
+else
+SER2NET_CONF_OPTS += --without-pthreads
+endif
+
+# fix gensio detection with openssl enabled
+ifeq ($(BR2_PACKAGE_OPENSSL),y)
+SER2NET_CONF_ENV += LIBS="`$(PKG_CONFIG_HOST_BINARY) --libs openssl`"
+endif
+
+define SER2NET_INSTALL_INIT_SYSV
+	$(INSTALL) -D -m 755 package/ser2net/S50ser2net \
+		$(TARGET_DIR)/etc/init.d/S50ser2net
+endef
+
+$(eval $(autotools-package))