From 4066171ea2ea145b7464800f0808ed47c5f793bd Mon Sep 17 00:00:00 2001
From: Laurent Arnoud <laurent@spkdev.net>
Date: Tue, 18 Apr 2017 00:21:07 +0200
Subject: [PATCH] Generate pkgconfig file for tidy

---
 CMakeLists.txt              | 19 +++++++++++++++++--
 build/cmake/.gitignore      |  1 +
 build/cmake/cmake-clean.txt |  2 +-
 tidy.pc.cmake.in            |  9 +++++++++
 4 files changed, 28 insertions(+), 3 deletions(-)
 create mode 100644 tidy.pc.cmake.in

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 862ca31..834e8c4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,8 @@
 cmake_minimum_required (VERSION 2.8.7)
 
 set(LIB_NAME tidy)
+set(LIBTIDY_DESCRIPTION "${LIB_NAME} - HTML syntax checker")
+set(LIBTIDY_URL "http://www.html-tidy.org")
 
 project (${LIB_NAME})
 
@@ -371,7 +373,7 @@ else ()
 endif ()
 
 set(CPACK_PACKAGE_NAME "${LIB_NAME}")
-set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "${LIB_NAME} - HTML syntax checker")
+set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "${LIBTIDY_DESCRIPTION}")
 set(CPACK_PACKAGE_VENDOR "HTML Tidy Advocacy Community Group")
 set(CPACK_PACKAGE_CONTACT "maintainer@htacg.org")
 
@@ -387,7 +389,7 @@ set(CPACK_RESOURCE_FILE_WELCOME "${CMAKE_CURRENT_SOURCE_DIR}/README/README.html"
 
 ## debian config
 set(CPACK_DEBIAN_PACKAGE_MAINTAINER ${CPACK_PACKAGE_CONTACT})
-set(CPACK_DEBIAN_PACKAGE_HOMEPAGE "http://www.html-tidy.org/")
+set(CPACK_DEBIAN_PACKAGE_HOMEPAGE ${LIBTIDY_URL})
 #set(CPACK_DEBIAN_PACKAGE_DEPENDS "libc")
 set(CPACK_DEBIAN_PACKAGE_SECTION "Libraries")
 set(CPACK_SOURCE_IGNORE_FILES
@@ -405,4 +407,17 @@ endif ()
 
 include(CPack)
 
+# pkg-config
+set(INSTALL_LIBDIR "${CMAKE_INSTALL_PREFIX}/${LIB_INSTALL_DIR}" CACHE PATH "Installation directory for libraries")
+set(INSTALL_INCDIR "${CMAKE_INSTALL_PREFIX}/${INCLUDE_INSTALL_DIR}" CACHE PATH "Installation directory for headers")
+configure_file(
+    "${CMAKE_CURRENT_SOURCE_DIR}/${LIB_NAME}.pc.cmake.in"
+    "${CMAKE_CURRENT_BINARY_DIR}/${LIB_NAME}.pc"
+    @ONLY
+    )
+install(FILES
+    "${CMAKE_CURRENT_BINARY_DIR}/${LIB_NAME}.pc"
+    DESTINATION "${INSTALL_LIBDIR}/pkgconfig"
+    )
+
 # eof
diff --git a/build/cmake/.gitignore b/build/cmake/.gitignore
index 2539213..2b83d50 100644
--- a/build/cmake/.gitignore
+++ b/build/cmake/.gitignore
@@ -30,5 +30,6 @@ _CPack_Packages/*
 tidy
 libtidy*
 tidy1.xsl
+tidy.pc
 *.vcproj
 
diff --git a/build/cmake/cmake-clean.txt b/build/cmake/cmake-clean.txt
index 36eb531..c57f3ae 100644
--- a/build/cmake/cmake-clean.txt
+++ b/build/cmake/cmake-clean.txt
@@ -27,4 +27,4 @@ libtidy.so.5.0.0
 tidy.1
 _CPack_Packages
 tidy1.xsl
-
+tidy.pc
diff --git a/tidy.pc.cmake.in b/tidy.pc.cmake.in
new file mode 100644
index 0000000..96e7262
--- /dev/null
+++ b/tidy.pc.cmake.in
@@ -0,0 +1,9 @@
+libdir=@INSTALL_LIBDIR@
+includedir=@INSTALL_INCDIR@
+
+Name: @LIB_NAME@
+Description: @LIBTIDY_DESCRIPTION@
+URL: @LIBTIDY_URL@
+Version: @LIBTIDY_VERSION@
+Libs: -L${libdir} -l@LIB_NAME@
+Cflags: -I${includedir}