[libsigcplusplus/cmake-integration] cmake: generate and install uninstalled.pc file

[Marcin Kolny <mkolny src gnome org>]

commit 7f7170ef0151f2740b4a32898a4835736e105c4e
Author: Marcin Kolny <marcin kolny gmail com>
Date:   Sat Mar 12 15:05:05 2016 +0100

    cmake: generate and install uninstalled.pc file

 CMakeLists.txt |   15 +++++++++++++--
 1 files changed, 13 insertions(+), 2 deletions(-)
---
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8b89b26..af4e099 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -43,7 +43,9 @@ set (libdir \${exec_prefix}/lib)
 set (datarootdir \${prefix})
 set (datadir \${datarootdir})
 set (includedir \${prefix}/include)
+set (top_srcdir .)
 configure_file (sigc++.pc.in sigc++-${SIGCXX_API_VERSION}.pc @ONLY)
+configure_file (sigc++-uninstalled.pc.in sigc++-${SIGCXX_API_VERSION}-uninstalled.pc @ONLY)
 
 
 set(version_config "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake")
@@ -54,8 +56,17 @@ include(CMakePackageConfigHelpers)
 write_basic_package_version_file("${version_config}" VERSION ${PACKAGE_VERSION} COMPATIBILITY 
SameMajorVersion)
 configure_package_config_file(cmake/libsigcxx-3Config.cmake.in "${project_config}" INSTALL_DESTINATION 
"${config_install_dir}")
 
-install (FILES "${CMAKE_CURRENT_BINARY_DIR}/sigc++-${SIGCXX_API_VERSION}.pc"   DESTINATION 
"${CMAKE_INSTALL_PREFIX}/lib/pkgconfig")
-install (FILES "${project_config}" "${version_config}"                                                 
DESTINATION "${config_install_dir}")
+install (FILES 
+                       "${CMAKE_CURRENT_BINARY_DIR}/sigc++-${SIGCXX_API_VERSION}.pc"
+                       "${CMAKE_CURRENT_BINARY_DIR}/sigc++-${SIGCXX_API_VERSION}-uninstalled.pc"
+               DESTINATION 
+                       "${CMAKE_INSTALL_PREFIX}/lib/pkgconfig")
+
+install (FILES
+                       "${project_config}"
+                       "${version_config}"
+               DESTINATION
+                       "${config_install_dir}")
 
 enable_testing()