Print Gflags and Glog version in summary report

CMakeLists.txt

@@ -1046,11 +1046,13 @@ set(LOCAL_GFLAGS false)
 find_package(GFLAGS)
 set_package_properties(GFLAGS PROPERTIES
     URL "https://github.com/gflags/gflags"
-    DESCRIPTION "C++ library that implements commandline flags processing"
     PURPOSE "Used for commandline flags management."
     TYPE REQUIRED
 )
 if(NOT GFLAGS_FOUND)
+    set_package_properties(GFLAGS PROPERTIES
+        DESCRIPTION "C++ library that implements commandline flags processing"
+    )
     message(STATUS " gflags library has not been found.")
     message(STATUS " gflags v${GNSSSDR_GFLAGS_LOCAL_VERSION} will be downloaded and built automatically ")
     message(STATUS " when doing 'make'.")
@@ -1109,6 +1111,16 @@ if(NOT GFLAGS_FOUND)
     set_package_properties(GFLAGS PROPERTIES
         PURPOSE "Gflags v${GNSSSDR_GFLAGS_LOCAL_VERSION} will be downloaded and built when doing '${CMAKE_MAKE_PROGRAM_PRETTY_NAME}'."
     )
+else()
+    if(GFLAGS_VERSION)
+        set_package_properties(GFLAGS PROPERTIES
+            DESCRIPTION "C++ library that implements commandline flags processing (found: v${GFLAGS_VERSION})"
+        )
+    else()
+        set_package_properties(GFLAGS PROPERTIES
+            DESCRIPTION "C++ library that implements commandline flags processing"
+        )
+    endif()
 endif()
 
 
@@ -1124,11 +1136,13 @@ if(NOT ${ENABLE_OWN_GLOG})
 endif()
 set_package_properties(GLOG PROPERTIES
     URL "https://github.com/google/glog"
-    DESCRIPTION "C++ implementation of the Google logging module"
     PURPOSE "Used for runtime internal logging."
     TYPE REQUIRED
 )
 if(NOT GLOG_FOUND OR ${LOCAL_GFLAGS})
+    set_package_properties(GLOG PROPERTIES
+        DESCRIPTION "C++ implementation of the Google logging module"
+    )
     message(STATUS " glog library has not been found")
     if(NOT GFLAGS_FOUND)
         message(STATUS " or it is likely not linked to gflags.")
@@ -1285,6 +1299,16 @@ ${CMAKE_CURRENT_SOURCE_DIR}/thirdparty/glog/glog-${GNSSSDR_GLOG_LOCAL_VERSION}/c
     set_package_properties(GLOG PROPERTIES
         PURPOSE "Glog v${GNSSSDR_GLOG_LOCAL_VERSION} will be downloaded and built when doing 'make'."
     )
+else()
+    if(GLOG_VERSION)
+        set_package_properties(GLOG PROPERTIES
+            DESCRIPTION "C++ implementation of the Google logging module (found: v${GLOG_VERSION})"
+        )
+    else()
+        set_package_properties(GLOG PROPERTIES
+            DESCRIPTION "C++ implementation of the Google logging module"
+        )
+    endif()
 endif()
 
 if(NOT ENABLE_LOG)

cmake/Modules/FindGFLAGS.cmake

@@ -111,6 +111,17 @@ endif()
 include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(GFLAGS DEFAULT_MSG GFlags_LIBS GFlags_INCLUDE_DIRS)
 
+if(GFLAGS_FOUND)
+    list(GET GFlags_LIBS 0 FIRST_DIR)
+    get_filename_component(GFlags_LIBS_DIR ${FIRST_DIR} DIRECTORY)
+    if(EXISTS ${GFlags_LIBS_DIR}/cmake/gflags/gflags-config-version.cmake)
+        include(${GFlags_LIBS_DIR}/cmake/gflags/gflags-config-version.cmake)
+    endif()
+    if(PACKAGE_VERSION)
+        set(GFLAGS_VERSION ${PACKAGE_VERSION})
+    endif()
+endif()
+
 if(GFLAGS_FOUND AND NOT TARGET Gflags::gflags)
     add_library(Gflags::gflags SHARED IMPORTED)
     set_target_properties(Gflags::gflags PROPERTIES

cmake/Modules/FindGLOG.cmake

@@ -41,6 +41,9 @@ else()
     set(LIB_PATHS ${GLOG_ROOT} ${GLOG_ROOT}/lib)
 endif()
 
+include(FindPkgConfig)
+pkg_check_modules(PC_GLOG libglog)
+
 macro(_FIND_GLOG_LIBRARIES _var)
     find_library(${_var}
           NAMES ${ARGN}
@@ -75,6 +78,7 @@ macro(_FIND_GLOG_LIBRARIES _var)
                 $ENV{GLOG_ROOT}/lib
                 ${GLOG_ROOT}/lib64
                 $ENV{GLOG_ROOT}/lib64
+                ${PC_GLOG_LIBDIR}
           PATH_SUFFIXES lib
       )
     mark_as_advanced(${_var})
@@ -94,6 +98,7 @@ if(MSVC)
         PATHS
             ${GLOG_ROOT}/src/windows
             ${GLOG_ROOT}/src/windows/glog
+            ${PC_GLOG_INCLUDEDIR}
     )
 else()
     # Linux/OS X builds
@@ -102,6 +107,7 @@ else()
             ${GLOG_ROOT}/include/glog
             /usr/include/glog
             /opt/local/include/glog   # default location in Macports
+            ${PC_GLOG_INCLUDEDIR}
     )
 endif()
 
@@ -118,15 +124,18 @@ else()
     endif()
 endif()
 
-if(GLOG_FOUND)
-    message(STATUS "glog library found at ${GLOG_LIBRARIES}")
-endif()
-
 # handle the QUIETLY and REQUIRED arguments and set GLOG_FOUND to TRUE if
 # all listed variables are TRUE
 include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(GLOG DEFAULT_MSG GLOG_LIBRARIES)
 
+if(GLOG_FOUND)
+    message(STATUS "glog library found at ${GLOG_LIBRARIES}")
+    if(PC_GLOG_VERSION)
+        set(GLOG_VERSION ${PC_GLOG_VERSION})
+    endif()
+endif()
+
 if(MSVC)
     string(REGEX REPLACE "/glog$" "" VAR_WITHOUT ${GLOG_INCLUDE_DIR})
     string(REGEX REPLACE "/windows$" "" VAR_WITHOUT ${VAR_WITHOUT})