From 7346d1ba3b82a7c7f0ad3aafb0db4adb41aa0d41 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ra=C3=BAl=20Pe=C3=B1acoba=20Veigas?= <rpenacob@bsc.es>
Date: Mon, 3 Jul 2023 11:16:12 +0000
Subject: [PATCH] Add pkg-config support. I chose to use absolute paths for
 security (to like nix)

---
 CMakeLists.txt | 10 ++++++++++
 ovni.pc.in     |  8 ++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 ovni.pc.in

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7813052..e21c946 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,6 +36,12 @@ include(GNUInstallDirs)
 set(OVNI_CONFIG_RELDIR "${CMAKE_INSTALL_DATADIR}/ovni")
 set(OVNI_CONFIG_DIR "${CMAKE_INSTALL_PREFIX}/${OVNI_CONFIG_RELDIR}")
 
+configure_file(
+  ${CMAKE_CURRENT_SOURCE_DIR}/ovni.pc.in
+  ${CMAKE_CURRENT_BINARY_DIR}/ovni.pc
+  @ONLY
+)
+
 include(CheckIPOSupported)
 check_ipo_supported(RESULT ipo_available OUTPUT error LANGUAGES C)
 
@@ -96,3 +102,7 @@ if(BUILD_TESTING)
 endif()
 
 install(DIRECTORY cfg/ DESTINATION "${OVNI_CONFIG_RELDIR}")
+install(
+  FILES ${CMAKE_CURRENT_BINARY_DIR}/ovni.pc
+  DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
+)
diff --git a/ovni.pc.in b/ovni.pc.in
new file mode 100644
index 0000000..e7fd703
--- /dev/null
+++ b/ovni.pc.in
@@ -0,0 +1,8 @@
+includedir=@CMAKE_INSTALL_FULL_INCLUDEDIR@
+libdir=@CMAKE_INSTALL_FULL_LIBDIR@
+
+Name: ovni
+Description: Obtuse but Versatile Nanoscale Instrumentation
+Version: @PROJECT_VERSION@
+Libs: -L${libdir} -lovni
+Cflags: -I${includedir}