Gflags is reflected as gflags in the project CMakeConfig

CMakeLists.txt

@@ -23,7 +23,7 @@ MARK_AS_ADVANCED(BUILD_CXX)
 MARK_AS_ADVANCED(DOWNLOAD_LOCATION)
 
 FILE(READ ${CMAKE_CURRENT_SOURCE_DIR}/Dependencies.txt _Dependency_file)
-FOREACH(DEPENDENCY Protobuf Gflags Glog cbc CoinUtils Osi Clp Cgl)
+FOREACH(DEPENDENCY Protobuf gflags Glog cbc CoinUtils Osi Clp Cgl)
     STRING(REGEX REPLACE ".*${DEPENDENCY} = ([0-9.]+).*" "\\1" ${DEPENDENCY}_VERSION ${_Dependency_file})
 ENDFOREACH()
 
@@ -37,12 +37,12 @@ IF(BUILD_CXX)
     ENDIF()
     INCLUDE_DIRECTORIES(${Protobuf_INCLUDE_DIRS})
 
-    FIND_PACKAGE(Gflags ${Gflags_VERSION} QUIET)
-    IF(NOT Gflags_FOUND)
+    FIND_PACKAGE(gflags ${gflags_VERSION} QUIET)
+    IF(NOT gflags_FOUND)
         MESSAGE(STATUS "Did not find system gflags. Building as an external project")
         INCLUDE(cmake/external/gflags.cmake)
     ENDIF()
-    INCLUDE_DIRECTORIES(${Gflags_INCLUDE_DIRS})
+    INCLUDE_DIRECTORIES(${gflags_INCLUDE_DIRS})
 
     SET(GLOG_VERSION ${Glog_VERSION})
     PKG_CHECK_MODULES(GLOG libglog>=${GLOG_VERSION})
@@ -96,7 +96,7 @@ IF(BUILD_CXX)
     ADD_LIBRARY(${PROJECT_NAME} SHARED ${SUBTARGETS})
     TARGET_LINK_LIBRARIES(${PROJECT_NAME}
             ${Cbc_LIBRARIES}
-            ${Gflags_LIBRARIES}
+            ${gflags_LIBRARIES}
             ${Protobuf_LIBRARIES}
             ${GLOG_LIBRARIES}
             ${CMAKE_THREAD_LIBS_INIT})

Dependencies.txt

@@ -1,8 +1,8 @@
 Protobuf = 3.3.0
-Gflags = 2.2.0
+gflags = 2.2.0
 Glog = 0.3.5
 cbc = 2.9.8
 CoinUtils = 2.10.13
 Osi = 0.107.8
 Clp = 1.16.10
-Cgl = 0.59.9
+Cgl = 0.59.9

cmake/external/gflags.cmake

@@ -1,10 +1,10 @@
-SET(Gflags_INCLUDE_DIRS ${CMAKE_CURRENT_BINARY_DIR}/gflags_project/src/gflags/include/)
-SET(Gflags_URL https://github.com/gflags/gflags)
+SET(gflags_INCLUDE_DIRS ${CMAKE_CURRENT_BINARY_DIR}/gflags_project/src/gflags/include/)
+SET(gflags_URL https://github.com/gflags/gflags)
 
-ExternalProject_Add(Gflags_project
-        PREFIX Gflags
-        GIT_REPOSITORY ${Gflags_URL}
-        GIT_TAG "v${Gflags_VERSION}"
+ExternalProject_Add(gflags_project
+        PREFIX gflags
+        GIT_REPOSITORY ${gflags_URL}
+        GIT_TAG "v${gflags_VERSION}"
         DOWNLOAD_DIR "${DOWNLOAD_LOCATION}"
         UPDATE_COMMAND ""
         BUILD_IN_SOURCE 1
@@ -13,14 +13,14 @@ ExternalProject_Add(Gflags_project
         -DBUILD_STATIC_LIBS=ON
         -DBUILD_TESTING=OFF
         -DCMAKE_POSITION_INDEPENDENT_CODE=ON
-        ${Gflags_ADDITIONAL_CMAKE_OPTIONS}
+        ${gflags_ADDITIONAL_CMAKE_OPTIONS}
         INSTALL_COMMAND ""
         CMAKE_CACHE_ARGS
         -DCMAKE_BUILD_TYPE:STRING=Release
         -DCMAKE_VERBOSE_MAKEFILE:BOOL=OFF
         -DCMAKE_POSITION_INDEPENDENT_CODE:BOOL=ON)
 
-ADD_LIBRARY(Gflags STATIC IMPORTED) 
-SET_PROPERTY(TARGET Gflags PROPERTY IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/gflags_project/src/gflags/lib/libgflags.a)
-SET(Gflags_LIBRARIES "")
-LIST(APPEND Gflags_LIBRARIES Gflags)
+ADD_LIBRARY(gflags STATIC IMPORTED) 
+SET_PROPERTY(TARGET gflags PROPERTY IMPORTED_LOCATION ${CMAKE_CURRENT_BINARY_DIR}/gflags_project/src/gflags/lib/libgflags.a)
+SET(gflags_LIBRARIES "")
+LIST(APPEND gflags_LIBRARIES gflags)