add support for RPM package building on Centos 7.x

Signed-off-by: s3rj1k <[email protected]>

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.6.2)
+cmake_minimum_required(VERSION 3.7.2)
 
 option(SWCLT_DEBUG_JSON "Enables json frame logs to stdout" OFF)
 
@@ -17,8 +17,8 @@ if (WIN32)
 endif()
 
 # Declare our project, libks
-project(Signalwire-Client-C VERSION 1.1.0 LANGUAGES C)
-message("Signalwire-Client-C ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}")
+project(SignalWire-Client-C VERSION 1.1.0 LANGUAGES C)
+message("SignalWire-Client-C ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}")
 
 # Set package version
 set(CPACK_PACKAGE_VERSION_MAJOR ${PROJECT_VERSION_MAJOR})
@@ -31,11 +31,9 @@ ksutil_setup_platform()
 
 # Find stuff we need for packaging on UNIX
 if(KS_PLAT_LIN)
-	find_program(LSB_RELEASE_CMD lsb_release)
 	find_package(Git)
 	find_program(GZIP_CMD gzip)
 	find_program(DATE_CMD date)
-	find_program(DPKG_CMD dpkg)
 endif()
 
 # Fixes build on older gcc, Debian Jessie
@@ -63,13 +61,114 @@ if(KS_PLAT_LIN)
 	find_file(DEBIAN_FOUND debian_version debconf.conf
 		PATHS /etc
 	)
+
+	find_file(CENTOS_FOUND centos-release
+		PATHS /etc
+	)
+
 	if(DEBIAN_FOUND)
 		set(CMAKE_OS_NAME "Debian" CACHE STRING "Operating system name" FORCE)
 	endif()
+
+	if(CENTOS_FOUND)
+		set(CMAKE_OS_NAME "Centos" CACHE STRING "Operating system name" FORCE)
+	endif()
+endif()
+
+# Centos packaging
+if("${CMAKE_OS_NAME}" STREQUAL "Centos")
+
+	# Enable component install
+	set(CPACK_RPM_COMPONENT_INSTALL ON)
+
+	# Find stuff we need for packaging on Centos
+	find_program(ARCH_CMD arch)
+	find_program(RPM_CMD rpm)
+
+	# Set package architecture
+	if(ARCH_CMD)
+		execute_process(COMMAND ${ARCH_CMD} OUTPUT_VARIABLE CENTOS_ARCH OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_QUIET)
+		set(CPACK_RPM_RUNTIME_PACKAGE_ARCHITECTURE ${CENTOS_ARCH})
+		set(CPACK_SYSTEM_NAME ${CENTOS_ARCH})
+		unset(CENTOS_ARCH)
+	endif()
+
+	# Get RPM DIST tag, rpm --eval '%{dist}'
+	if(RPM_CMD)
+		execute_process(COMMAND ${RPM_CMD} --eval %{dist}
+			OUTPUT_VARIABLE DIST_TAG
+			OUTPUT_STRIP_TRAILING_WHITESPACE
+			ERROR_STRIP_TRAILING_WHITESPACE)
+	endif()
+
+	# https://gitlab.kitware.com/cmake/cmake/issues/16517
+	set(CPACK_COMPONENTS_ALL runtime)
+
+	# Set package type to build
+	set(CPACK_GENERATOR RPM)
+
+	# Set RPM package name
+	set(CPACK_RPM_RUNTIME_PACKAGE_NAME "signalwire-client-c")
+
+	# Set version release from environment variable
+	if (NOT "$ENV{PACKAGE_RELEASE}" STREQUAL "")
+		set(CPACK_RPM_PACKAGE_RELEASE "$ENV{PACKAGE_RELEASE}")
+	else()
+		if(DATE_CMD)
+			execute_process(COMMAND ${DATE_CMD} +%Y%m%d OUTPUT_VARIABLE DATE_YMD)
+			set(CPACK_RPM_PACKAGE_RELEASE ${DATE_YMD})
+		else()
+			set(CPACK_RPM_PACKAGE_RELEASE "1")
+		endif()
+	endif()
+
+	# Set RPM version
+	set(CPACK_RPM_PACKAGE_VERSION ${PROJECT_VERSION})
+
+	# Set OS DIST tag
+	set(CPACK_RPM_PACKAGE_RELEASE_DIST ${DIST_TAG})
+
+	# Set RPM filename
+	set(CPACK_RPM_RUNTIME_FILE_NAME "${CPACK_RPM_RUNTIME_PACKAGE_NAME}-${PROJECT_VERSION}-${CPACK_RPM_PACKAGE_RELEASE}${DIST_TAG}.${CENTOS_ARCH}rpm")
+
+	# Set license
+	set(CPACK_RPM_PACKAGE_LICENSE "MIT")
+
+	# Set RPM group
+	set(CPACK_RPM_PACKAGE_GROUP "Development/Libraries/C and C++")
+
+	# Set RPM vendor
+	set(CPACK_RPM_PACKAGE_VENDOR "SignalWire")
+
+	# Set RPM URL
+	set(CPACK_RPM_RUNTIME_PACKAGE_URL "https://signalwire.com/")
+
+	# Set RPM Description
+	set(CPACK_RPM_PACKAGE_DESCRIPTION "SignalWire C Client and Library Headers")
+
+	# Set RPM package summary
+	set(CPACK_RPM_PACKAGE_SUMMARY "SignalWire's C client")
+
+	# Set auto dependency detection
+	set(CPACK_RPM_PACKAGE_AUTOREQPROV "yes")
+
+	# Create changelog
+	string(TIMESTAMP NOW "%a %b %d %Y" UTC)
+	FILE(WRITE ${CMAKE_CURRENT_LIST_DIR}/changelog "* ${NOW} ${CPACK_RPM_PACKAGE_VENDOR} <${CPACK_PACKAGE_CONTACT}> ${PROJECT_VERSION}-${CPACK_RPM_PACKAGE_RELEASE}${DIST_TAG}\n")
+	FILE(APPEND ${CMAKE_CURRENT_LIST_DIR}/changelog "- autogenerated RPM package\n")
+	unset(NOW)
+	set(CPACK_RPM_CHANGELOG_FILE "${CMAKE_CURRENT_LIST_DIR}/changelog")
+
 endif()
 
-# Get distro codename
-if (KS_PLAT_LIN AND NOT DISTRO_CODENAME)
+# Debian packaging
+if("${CMAKE_OS_NAME}" STREQUAL "Debian")
+
+	# Find stuff we need for packaging on Debian
+	find_program(DPKG_CMD dpkg)
+	find_program(LSB_RELEASE_CMD lsb_release)
+
+	# Get distro codename
 	if(NOT LSB_RELEASE_CMD)
 		message(WARNING "DEB Generator: Can't find lsb_release in your path. Setting DISTRO_CODENAME to unknown.")
 		set(DISTRO_CODENAME unknown)
@@ -78,10 +177,6 @@ if (KS_PLAT_LIN AND NOT DISTRO_CODENAME)
 			OUTPUT_VARIABLE DISTRO_CODENAME
 			OUTPUT_STRIP_TRAILING_WHITESPACE)
 	endif()
-endif()
-
-# Debian packaging
-if("${CMAKE_OS_NAME}" STREQUAL "Debian")
 
 	# https://gitlab.kitware.com/cmake/cmake/issues/16517
 	set(CPACK_COMPONENTS_ALL runtime)
@@ -93,9 +188,6 @@ if("${CMAKE_OS_NAME}" STREQUAL "Debian")
  	# Abuse Cmake component name
  	set(CPACK_DEBIAN_RUNTIME_PACKAGE_NAME ${CPACK_DEBIAN_PACKAGE_NAME})
 
-	# Find stuff we need for packaging on Debian
-	find_program(DPKG_CMD dpkg)
-
 	# Set package type to build
 	set(CPACK_GENERATOR DEB)
 
@@ -276,7 +368,18 @@ if (NOT KS_PLAT_WIN)
 	# Set install targets
 	install(TARGETS signalwire_client COMPONENT "runtime" EXPORT SignalWireClientConfig DESTINATION lib)
 	install(DIRECTORY inc/signalwire-client-c COMPONENT "runtime" DESTINATION include PATTERN internal EXCLUDE)
-	install(FILES ${PROJECT_BINARY_DIR}/signalwire_client.pc COMPONENT "runtime" DESTINATION lib/pkgconfig)
+
+	# Set path for pkg-config based on ARCH and distro type
+	if("${CMAKE_OS_NAME}" STREQUAL "Centos") # pkg-config --variable pc_path pkg-config
+		if(${CPACK_SYSTEM_NAME} MATCHES "x86_64")
+			install(FILES ${PROJECT_BINARY_DIR}/signalwire_client.pc COMPONENT "runtime" DESTINATION lib64/pkgconfig)
+		else()
+			install(FILES ${PROJECT_BINARY_DIR}/signalwire_client.pc COMPONENT "runtime" DESTINATION lib/pkgconfig)
+		endif()
+	else()
+		install(FILES ${PROJECT_BINARY_DIR}/signalwire_client.pc COMPONENT "runtime" DESTINATION lib/pkgconfig)
+	endif()
+
 	install(EXPORT SignalWireClientConfig COMPONENT "runtime" DESTINATION include/signalwire-client-c/cmake)
 	install(FILES ${PROJECT_BINARY_DIR}/copyright COMPONENT "runtime" DESTINATION share/doc/signalwire-client-c)
 

README

@@ -1,4 +1,4 @@
-To build use cmake (Minimum version 3.6.2):
+To build use cmake (Minimum version 3.7.2):
 cmake .
 make
 
@@ -25,3 +25,16 @@ OPENSSL_ROOT_DIR=/usr/local/opt/openssl cmake . -DCMAKE_INSTALL_PREFIX:PATH=/usr
 
 To build release package with build number 42:
 PACKAGE_RELEASE="42" cmake . -DCMAKE_BUILD_TYPE=Release && make package
+
+To buld CMAKE from source
+wget https://cmake.org/files/v3.7/cmake-3.7.2.tar.gz
+tar -zxvf cmake-3.7.2.tar.gz
+cd cmake-3.7.2
+./bootstrap --prefix=/usr/local
+make
+make install
+/usr/local/bin/cmake --version
+
+Centos dependencies:
+- yum groupinstall "Development Tools"
+- yum install libuuid-devel libatomic openssl-devel