Write and install pkg-config file

CMakeLists.txt

@@ -28,6 +28,7 @@ set(tinyobjloader-examples-objsticher
 set(TINYOBJLOADER_CMAKE_DIR lib/cmake)
 set(TINYOBJLOADER_INCLUDE_DIR include)
 set(TINYOBJLOADER_LIBRARY_DIR lib)
+set(TINYOBJLOADER_PKGCONFIG_DIR lib/pkgconfig)
 
 option(TINYOBJLOADER_BUILD_TEST_LOADER "Build Example Loader Application" OFF)
 option(TINYOBJLOADER_COMPILATION_SHARED "Build as shared library" OFF)
@@ -88,6 +89,9 @@ write_basic_package_version_file(tinyobjloader-config-version.cmake
   SameMajorVersion
   )
 
+#pkg-config file
+configure_file(tinyobjloader.pc.in tinyobjloader.pc @ONLY)
+
 #Installation
 install ( TARGETS
   tinyobjloader
@@ -115,3 +119,8 @@ install ( FILES
   DESTINATION
   ${TINYOBJLOADER_CMAKE_DIR}
   )
+install ( FILES
+  "${CMAKE_CURRENT_BINARY_DIR}/tinyobjloader.pc"
+  DESTINATION
+  ${TINYOBJLOADER_PKGCONFIG_DIR}
+  )

tinyobjloader.pc.in

@@ -0,0 +1,15 @@
+# Generated by CMake @CMAKE_VERSION@ for @PROJECT_NAME@. Any changes to this
+# file will be overwritten by the next CMake run. The input file was
+# tinyobjloader.pc.in.
+
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${prefix}/@TINYOBJLOADER_LIBRARY_DIR@
+includedir=${prefix}/@TINYOBJLOADER_INCLUDE_DIR@
+
+Name: @PROJECT_NAME@
+Description: Tiny but powerful single file wavefront obj loader
+URL: https://syoyo.github.io/tinyobjloader/
+Version: @TINYOBJLOADER_VERSION@
+Libs: -L${libdir} -ltinyobjloader
+Cflags: -I${includedir}