From 9efc806478c20bcf87a59c09c370647f9f028ca7 Mon Sep 17 00:00:00 2001
From: Kristian Vos <k.vos@kvos.dev>
Date: Fri, 26 Apr 2024 14:18:41 +0200
Subject: [PATCH] Add missing build steps/includes to allow changing
 SYSCONFDIR/DATADIR

---
 CMakeLists.txt   | 5 ++++-
 meson.build      | 7 +++++++
 src/findconfig.c | 1 +
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 46a789b..ba104c9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,4 +26,7 @@ target_link_libraries(getframe PUBLIC megapixels)
 
 add_executable(sensorprofile util/sensorprofile.c)
 target_include_directories(sensorprofile PUBLIC include)
-target_link_libraries(sensorprofile PUBLIC megapixels)
\ No newline at end of file
+target_link_libraries(sensorprofile PUBLIC megapixels)
+
+add_compile_definitions(SYSCONFDIR="/etc")
+add_compile_definitions(DATADIR="/usr/share")
\ No newline at end of file
diff --git a/meson.build b/meson.build
index 7aac3e1..c53a566 100644
--- a/meson.build
+++ b/meson.build
@@ -47,6 +47,13 @@ pkg_mod.generate(libraries: libmegapixels,
                 filebase: 'libmegapixels',
                 description: 'The camera control bits from Megapixels')
 
+conf = configuration_data()
+conf.set_quoted('DATADIR', join_paths(get_option('prefix'), get_option('datadir')))
+conf.set_quoted('SYSCONFDIR', get_option('sysconfdir'))
+configure_file(
+  output: 'config.h',
+  configuration: conf)
+
 executable('megapixels-findconfig', 'util/findconfig.c',
     link_with: libmegapixels,
     include_directories: inc,
diff --git a/src/findconfig.c b/src/findconfig.c
index a55b4b8..66a6c3b 100644
--- a/src/findconfig.c
+++ b/src/findconfig.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <unistd.h>
 #include <libmegapixels.h>
+#include "config.h"
 
 #ifndef SYSCONFDIR
 #define SYSCONFDIR "/etc"