Merge branch 'master' into msvc-compat

third-party/CMakeLists.txt

@@ -2,6 +2,9 @@
 cmake_minimum_required (VERSION 2.8.7)
 project(NVIM_DEPS)
 
+# Needed for: check_c_compiler_flag()
+include(CheckCCompilerFlag)
+
 # Point CMake at any custom modules we may ship
 list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")
 
@@ -11,6 +14,13 @@ if(NOT CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE Release)
 endif()
 
+set(DEFAULT_MAKE_CFLAGS CFLAGS+=-g)
+
+check_c_compiler_flag(-Og HAS_OG_FLAG)
+if(HAS_OG_FLAG)
+  set(DEFAULT_MAKE_CFLAGS CFLAGS+=-Og ${DEFAULT_MAKE_CFLAGS})
+endif()
+
 set(DEPS_INSTALL_DIR "${CMAKE_BINARY_DIR}/usr" CACHE PATH "Dependencies install directory.")
 set(DEPS_BIN_DIR "${DEPS_INSTALL_DIR}/bin" CACHE PATH "Dependencies binary install directory.")
 set(DEPS_LIB_DIR "${DEPS_INSTALL_DIR}/lib" CACHE PATH "Dependencies library install directory.")

third-party/cmake/BuildLibtermkey.cmake

@@ -43,6 +43,7 @@ ExternalProject_Add(libtermkey
                               PREFIX=${DEPS_INSTALL_DIR}
                               PKG_CONFIG_PATH=${DEPS_LIB_DIR}/pkgconfig
                               CFLAGS=-fPIC
+                              ${DEFAULT_MAKE_CFLAGS}
                               install)
 endif()
 

third-party/cmake/BuildLibvterm.cmake

@@ -53,9 +53,10 @@ if(WIN32)
   set(LIBVTERM_INSTALL_COMMAND ${CMAKE_COMMAND} --build . --target install --config ${CMAKE_BUILD_TYPE})
 else()
   set(LIBVTERM_INSTALL_COMMAND ${MAKE_PRG} CC=${DEPS_C_COMPILER}
-                                PREFIX=${DEPS_INSTALL_DIR}
-                                CFLAGS=-fPIC
-                                install)
+                                           PREFIX=${DEPS_INSTALL_DIR}
+                                           CFLAGS=-fPIC
+                                           ${DEFAULT_MAKE_CFLAGS}
+                                           install)
 endif()
 
 BuildLibvterm(PATCH_COMMAND ${LIBVTERM_PATCH_COMMAND}