Problem: cppzmq needs to be installed for pkg-config libzmq

Solution: Make sure that FinZeroMQ.cmake is present in cppzmq's build
(binary) directory

Author: kurdybacha

CMakeLists.txt

@@ -59,6 +59,10 @@ install(FILES ${CPPZMQ_HEADERS}
 # GNUInstallDirs "DATADIR" wrong here; CMake search path wants "share".
 set(CPPZMQ_CMAKECONFIG_INSTALL_DIR "share/cmake/${PROJECT_NAME}" CACHE STRING "install path for cppzmqConfig.cmake")
 
+configure_file(libzmq-pkg-config/FindZeroMQ.cmake
+               libzmq-pkg-config/FindZeroMQ.cmake
+               COPYONLY)
+
 export(EXPORT ${PROJECT_NAME}-targets
      FILE "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Targets.cmake")
 configure_package_config_file(${PROJECT_NAME}Config.cmake.in

ci_build.sh

@@ -48,10 +48,6 @@ cppzmq_build() {
     fi
     cmake -H. -B${CPPZMQ} ${ZEROMQ_CMAKE_FLAGS}
     cmake --build ${CPPZMQ} -- -j${JOBS}
-    if [ "${BUILD_TYPE}" = "pkgconfig" ] ; then
-        cd ${CPPZMQ}
-        sudo make install
-    fi
     popd
 }
 
@@ -66,8 +62,8 @@ cppzmq_demo() {
     pushd .
     if [ "${BUILD_TYPE}" = "cmake" ] ; then
         export ZeroMQ_DIR=${LIBZMQ}
-        export cppzmq_DIR=${CPPZMQ}
     fi
+    cppzmq_DIR=${CPPZMQ} \
     cmake -Hdemo -Bdemo/build
     cmake --build demo/build
     cd demo/build