paho-mqtt-c: new package

Reviewed-by: Abhimanyu Vishwakarma <Abhimanyu.Vishwakarma@imgtec.com>
Reviewed-by: Rahul Bedarkar <rahul.bedarkar@imgtec.com>
Signed-off-by: Pranit Tanaji Sirsat <Pranit.Sirsat@imgtec.com>
[Thomas: use += instead of = for assignments inside conditions.]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/Config.in

@@ -1240,6 +1240,7 @@ menu "Networking"
 	source "package/openpgm/Config.in"
 	source "package/openzwave/Config.in"
 	source "package/ortp/Config.in"
+	source "package/paho-mqtt-c/Config.in"
 	source "package/qdecoder/Config.in"
 	source "package/qpid-proton/Config.in"
 	source "package/rabbitmq-c/Config.in"

package/paho-mqtt-c/Config.in

@@ -0,0 +1,11 @@
+config BR2_PACKAGE_PAHO_MQTT_C
+	bool "paho-mqtt-c"
+	depends on !BR2_STATIC_LIBS  # dlopen()
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	help
+	  MQTT client C library
+
+	  https://eclipse.org/paho/clients/c/
+
+comment "paho-mqtt-c needs a toolchain w/ threads and dynamic library support"
+	depends on BR2_STATIC_LIBS || !BR2_TOOLCHAIN_HAS_THREADS

package/paho-mqtt-c/paho-mqtt-c.hash

@@ -0,0 +1,2 @@
+# Locally computed:
+sha256  970b9621efc24251441d386274cd0a90cf6ad52b64031f3c8cb53fdd5526f5f3  paho-mqtt-c-v1.1.0.tar.gz

package/paho-mqtt-c/paho-mqtt-c.mk

@@ -0,0 +1,20 @@
+################################################################################
+#
+# paho-mqtt-c
+#
+################################################################################
+
+PAHO_MQTT_C_VERSION = v1.1.0
+PAHO_MQTT_C_SITE = $(call github,eclipse,paho.mqtt.c,$(PAHO_MQTT_C_VERSION))
+PAHO_MQTT_C_LICENSE = EPL-1.0 or BSD-3c
+PAHO_MQTT_C_LICENSE_FILES = epl-v10 edl-v10
+PAHO_MQTT_C_INSTALL_STAGING = YES
+
+ifeq ($(BR2_PACKAGE_OPENSSL),y)
+PAHO_MQTT_C_DEPENDENCIES += openssl
+PAHO_MQTT_C_CONF_OPTS += -DPAHO_WITH_SSL=TRUE
+else
+PAHO_MQTT_C_CONF_OPTS += -DPAHO_WITH_SSL=FALSE
+endif
+
+$(eval $(cmake-package))