package/libzenoh-c: new package

This package provides a C binding based on the main Zenoh
implementation written in Rust.

https://github.com/eclipse-zenoh/zenoh-c

Signed-off-by: Alex Michel <alex.michel@wiedemann-group.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -83,6 +83,7 @@ N:	Alessandro Partesotti <a.partesotti@gmail.com>
 F:	package/oatpp/
 
 N:	Alex Michel <alex.michel@wiedemann-group.com>
+F:	package/libzenoh-c/
 F:	package/libzenoh-pico/
 F:	package/network-manager-openvpn/
 

package/Config.in

@@ -2048,6 +2048,7 @@ menu "Networking"
 	source "package/libwebsock/Config.in"
 	source "package/libwebsockets/Config.in"
 	source "package/libyang/Config.in"
+	source "package/libzenoh-c/Config.in"
 	source "package/libzenoh-pico/Config.in"
 	source "package/lksctp-tools/Config.in"
 	source "package/mbuffer/Config.in"

package/libzenoh-c/Config.in

@@ -0,0 +1,9 @@
+config BR2_PACKAGE_LIBZENOH_C
+	bool "libzenoh-c"
+	depends on BR2_PACKAGE_HOST_RUSTC_TARGET_ARCH_SUPPORTS
+	select BR2_PACKAGE_HOST_RUSTC
+	help
+	  This package provides a C binding based on the main
+	  Zenoh implementation written in Rust.
+
+	  https://github.com/eclipse-zenoh/zenoh-c

package/libzenoh-c/libzenoh-c.hash

@@ -0,0 +1,3 @@
+# Locally computed
+sha256  c792f0be936ecbb3f759124be28950a01385f4680eaf4f1da55997640899648e  libzenoh-c-0.11.0.2-cargo2.tar.gz
+sha256  01a44774f7b1a453595c7c6d7f7308284ba6a1059dc49e14dad6647e1d44a338  LICENSE

package/libzenoh-c/libzenoh-c.mk

@@ -0,0 +1,40 @@
+################################################################################
+#
+# libzenoh-c
+#
+################################################################################
+
+LIBZENOH_C_VERSION = 0.11.0.2
+LIBZENOH_C_SITE = $(call github,eclipse-zenoh,zenoh-c,$(LIBZENOH_C_VERSION))
+LIBZENOH_C_LICENSE = Apache-2.0 or EPL-2.0
+LIBZENOH_C_LICENSE_FILES = LICENSE
+LIBZENOH_C_INSTALL_STAGING = YES
+
+ifeq ($(BR2_ENABLE_DEBUG),y)
+LIBZENOH_C_LIB_LOCATION = $(@D)/target/$(RUSTC_TARGET_NAME)/debug
+else
+LIBZENOH_C_LIB_LOCATION = $(@D)/target/$(RUSTC_TARGET_NAME)/release
+endif
+
+define LIBZENOH_C_INSTALL_FILES
+	$(INSTALL) -D -m 644 \
+		$(LIBZENOH_C_LIB_LOCATION)/libzenohc.so \
+		$(1)/usr/lib/libzenohc.so
+endef
+
+# This package does not provide any binaries or examples, and the
+# cargo infra does not provide any possibility to disable the --bins
+# option in cargo install step, we have to override the
+# INSTALL_STAGING_CMDS and the INSTALL_TARGET_CMDS macros.
+
+define LIBZENOH_C_INSTALL_TARGET_CMDS
+	$(call LIBZENOH_C_INSTALL_FILES,$(TARGET_DIR))
+endef
+
+define LIBZENOH_C_INSTALL_STAGING_CMDS
+	$(call LIBZENOH_C_INSTALL_FILES,$(STAGING_DIR))
+	mkdir -p $(STAGING_DIR)/usr/include/
+	cp -dpfr $(@D)/include/* $(STAGING_DIR)/usr/include/
+endef
+
+$(eval $(cargo-package))