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>
---
 cmakelists.txt     | 7 +++++--
 lib/cmakelists.txt | 4 ++--
 man/cmakelists.txt | 2 +-
 3 files changed, 8 insertions(+), 5 deletions(-)

diff -Naur lmfit-8.0.orig/CMakeLists.txt lmfit-8.0/CMakeLists.txt
--- lmfit-8.0.orig/CMakeLists.txt	2018-10-22 20:54:43.452888191 -0600
+++ lmfit-8.0/CMakeLists.txt	2018-10-22 20:56:00.573905982 -0600
@@ -13,9 +13,12 @@
 # --- Declare project-wide user flags, and set default values ---
 option(FITTEST "Build with FitTest" OFF)
 
-set(destination ${CMAKE_INSTALL_PREFIX})
+include(GNUInstallDirs)
 
-set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -g -O2 -pedantic -Wall -Wno-sign-compare -Wno-unused-result -Wno-parentheses  -Wno-unknown-pragmas")
+option(INJECT_C_FLAGS "Inject a bunch of useful c flags" ON)
+if (INJECT_C_FLAGS)
+    set(CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} -g -O2 -pedantic -Wall -Wno-sign-compare -Wno-unused-result -Wno-parentheses  -Wno-unknown-pragmas")
+endif()
 
 add_subdirectory(lib)
 add_subdirectory(demo)
diff -Naur lmfit-8.0.orig/lib/CMakeLists.txt lmfit-8.0/lib/CMakeLists.txt
--- lmfit-8.0.orig/lib/CMakeLists.txt	2018-10-22 20:54:43.452888191 -0600
+++ lmfit-8.0/lib/CMakeLists.txt	2018-10-22 20:55:08.073213116 -0600
@@ -17,9 +17,9 @@
 
 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 -Naur lmfit-8.0.orig/man/CMakeLists.txt lmfit-8.0/man/CMakeLists.txt
--- lmfit-8.0.orig/man/CMakeLists.txt	2018-10-22 20:54:43.452888191 -0600
+++ lmfit-8.0/man/CMakeLists.txt	2018-10-22 20:55:08.073213116 -0600
@@ -15,7 +15,7 @@
     )
     install(
         FILES ${CMAKE_CURRENT_BINARY_DIR}/${pname}.${section}
-        DESTINATION "${CMAKE_INSTALL_PREFIX}/man/man${section}"
+        DESTINATION "${CMAKE_INSTALL_MANDIR}/man${section}"
     )
 endfunction()