From 72dae8c23604288331c9a7f03f60ec792a384121 Mon Sep 17 00:00:00 2001
From: christoph junghans <junghans@votca.org>
Date: Mon, 22 Oct 2018 21:00:00 -0600
Subject: [PATCH] cmake: minor distribution tweaks

- use gnuinstalldirs to allow to configure install dirs
- allow to disable injecting c flags

signed-off-by: christoph junghans <junghans@votca.org>
Signed-off-by: Alexey Shvetsov <alexxy@gentoo.org>
---
 CMakeLists.txt     | 10 +++++++---
 lib/CMakeLists.txt |  4 ++--
 man/CMakeLists.txt |  4 ++--
 3 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index dbb571e..279f06a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ cmake_policy(SET CMP0048 NEW)
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 include(PreventInSourceBuilds)
 
-project(lmfit VERSION 8.2.1 LANGUAGES C)
+project(lmfit VERSION 8.2.2 LANGUAGES C)
 
 # --- Declare project-wide user flags, and set default values ---
 option(FITTEST "Build with FitTest" OFF)
@@ -23,12 +23,16 @@ else()
 endif()
 
 include(CTest)
+include(GNUInstallDirs)
 
-set(destination ${CMAKE_INSTALL_PREFIX})
+option(INJECT_C_FLAGS "Inject a bunch of useful c flags" ON)
+if (INJECT_C_FLAGS)
+    set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -g -O2 -pedantic -Wall -Wno-sign-compare -Wno-unused-result -Wno-parentheses  -Wno-unknown-pragmas")
+endif()
 
 configure_file("lmfit.pc.in" "lmfit.pc" @ONLY)
 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/lmfit.pc"
-    DESTINATION "${destination}/lib/pkgconfig/")
+	DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig/")
 
 add_subdirectory(lib)
 add_subdirectory(demo)
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index a266f4e..e071a3c 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -18,9 +18,9 @@ link_libm(${library_name})
 
 install(
     TARGETS ${library_name} LIBRARY
-    DESTINATION ${destination}/lib
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}
     COMPONENT Libraries)
 install(
     FILES ${inc_files}
-    DESTINATION ${destination}/include
+    DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
     COMPONENT Headers)
diff --git a/man/CMakeLists.txt b/man/CMakeLists.txt
index d4595fd..5505713 100644
--- a/man/CMakeLists.txt
+++ b/man/CMakeLists.txt
@@ -15,11 +15,11 @@ function(one_page pname section)
         )
     install(
         FILES ${CMAKE_CURRENT_BINARY_DIR}/${pname}.${section}
-        DESTINATION "${CMAKE_INSTALL_PREFIX}/share/man/man${section}"
+        DESTINATION "${CMAKE_INSTALL_MANDIR}/man${section}"
         )
     install(
         FILES ${CMAKE_CURRENT_BINARY_DIR}/${pname}.html
-        DESTINATION "${CMAKE_INSTALL_PREFIX}/share/doc/lmfit/html"
+	DESTINATION "${CMAKE_INSTALL_DOCDIR}-${CMAKE_PROJECT_VERSION}/html"
         )
 endfunction()
 
-- 
2.20.1