From b7e3a103c3e5a7998b8a6504dd87e09d29828045 Mon Sep 17 00:00:00 2001
From: Nick White <nwhite@palantir.com>
Date: Thu, 14 Apr 2016 20:47:23 +0100
Subject: [PATCH] Generate & Install pkg-config File

---
 .gitignore         | 9 +++++++++
 CMakeLists.txt     | 8 ++++++++
 cmake/spdlog.pc.in | 6 ++++++
 3 files changed, 23 insertions(+)
 create mode 100644 cmake/spdlog.pc.in

diff --git a/.gitignore b/.gitignore
index 6c04147d..567f694f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,4 +33,13 @@ example/*
 !example/makefile
 !example/makefile.clang
 
+# generated files
+generated
 
+# Cmake
+CMakeCache.txt
+CMakeFiles
+CMakeScripts
+Makefile
+cmake_install.cmake
+install_manifest.txt
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2cbcc653..f11d7327 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,9 +31,11 @@ set(generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated")
 
 set(config_install_dir "lib/cmake/${PROJECT_NAME}")
 set(include_install_dir "include")
+set(pkgconfig_install_dir "lib/pkgconfig")
 
 set(version_config "${generated_dir}/${PROJECT_NAME}ConfigVersion.cmake")
 set(project_config "${generated_dir}/${PROJECT_NAME}Config.cmake")
+set(pkg_config "${generated_dir}/${PROJECT_NAME}.pc")
 set(targets_export_name "${PROJECT_NAME}Targets")
 set(namespace "${PROJECT_NAME}::")
 
@@ -44,6 +46,7 @@ write_basic_package_version_file(
 
 # Note: use 'targets_export_name'
 configure_file("cmake/Config.cmake.in" "${project_config}" @ONLY)
+configure_file("cmake/spdlog.pc.in" "${pkg_config}" @ONLY)
 
 install(
     TARGETS spdlog
@@ -58,6 +61,11 @@ install(
     DESTINATION "${config_install_dir}"
 )
 
+install(
+    FILES "${pkg_config}"
+    DESTINATION "${pkgconfig_install_dir}"
+)
+
 install(
     EXPORT "${targets_export_name}"
     NAMESPACE "${namespace}"
diff --git a/cmake/spdlog.pc.in b/cmake/spdlog.pc.in
new file mode 100644
index 00000000..2c94a0ad
--- /dev/null
+++ b/cmake/spdlog.pc.in
@@ -0,0 +1,6 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+includedir=${prefix}/include
+
+Name: @PROJECT_NAME@
+Description: Super fast C++ logging library. 
+Version: @PROJECT_VERSION@