From ef43e09c2d13b88c2e92cffc94b68003afcb1f13 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Sun, 9 Aug 2015 23:59:32 -0700
Subject: [PATCH 2/2] cmake: generate and install pkgconfig files

many packages expect packageconfig support especially for detecting EGL
libraries. This patch helps in compiling those packages on RPi

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
Upstream-Status: Submitted
 CMakeLists.txt           | 10 +++++++++-
 pkgconfig/bcm_host.pc.in | 10 ++++++++++
 pkgconfig/egl.pc.in      | 12 ++++++++++++
 pkgconfig/glesv2.pc.in   | 12 ++++++++++++
 pkgconfig/vg.pc.in       | 11 +++++++++++
 5 files changed, 54 insertions(+), 1 deletion(-)
 create mode 100644 pkgconfig/bcm_host.pc.in
 create mode 100644 pkgconfig/egl.pc.in
 create mode 100644 pkgconfig/glesv2.pc.in
 create mode 100644 pkgconfig/vg.pc.in

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d8f776c..f15dc2b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -105,6 +105,14 @@ set(vmcs_host_apps_VERSION_MAJOR 1)
 set(vmcs_host_apps_VERSION_MINOR 0)
 
 include_directories("${PROJECT_BINARY_DIR}")
-
+include(FindPkgConfig QUIET)
+if(PKG_CONFIG_FOUND)
+	# Produce a pkg-config file
+	foreach(PCFILE bcm_host.pc  egl.pc  glesv2.pc  vg.pc)
+		configure_file("pkgconfig/${PCFILE}.in" "${PCFILE}" @ONLY)
+		install(FILES       "${CMAKE_CURRENT_BINARY_DIR}/${PCFILE}"
+			DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/pkgconfig")
+	endforeach()
+endif()
 # Remove cache entry, if one added by command line
 unset(KHRONOS_EGL_PLATFORM CACHE)
diff --git a/pkgconfig/bcm_host.pc.in b/pkgconfig/bcm_host.pc.in
new file mode 100644
index 0000000..c7237c5
--- /dev/null
+++ b/pkgconfig/bcm_host.pc.in
@@ -0,0 +1,10 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: bcm_host
+Description: Broadcom VideoCore host API library
+Version: 1
+Libs: -L${libdir} -lbcm_host -lvcos -lvchiq_arm -pthread
+Cflags: -I${includedir} -I${includedir}/interface/vmcs_host/linux -I${includedir}/interface/vcos/pthreads -DUSE_VCHIQ_ARM
diff --git a/pkgconfig/egl.pc.in b/pkgconfig/egl.pc.in
new file mode 100644
index 0000000..4e3d6ac
--- /dev/null
+++ b/pkgconfig/egl.pc.in
@@ -0,0 +1,12 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: EGL
+Description: Fake EGL package for RPi
+Version: 10
+Requires: bcm_host
+Libs: -L${libdir} -lEGL
+Cflags: -I${includedir}
+
diff --git a/pkgconfig/glesv2.pc.in b/pkgconfig/glesv2.pc.in
new file mode 100644
index 0000000..5900225
--- /dev/null
+++ b/pkgconfig/glesv2.pc.in
@@ -0,0 +1,12 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: GLESv2
+Description: Fake GL ES 2 package for RPi
+Version: 10
+Requires: bcm_host
+Libs: -L${libdir} -lGLESv2
+Cflags: -I${includedir}
+
diff --git a/pkgconfig/vg.pc.in b/pkgconfig/vg.pc.in
new file mode 100644
index 0000000..8c39c98
--- /dev/null
+++ b/pkgconfig/vg.pc.in
@@ -0,0 +1,11 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: OpenVG
+Description: Fake OpenVG package for RPi
+Version: 10
+Requires: bcm_host
+Libs: -L${libdir} -lOpenVG
+Cflags: -I${includedir}
-- 
2.1.4