CMake build system

CMakeLists.txt

@@ -0,0 +1,44 @@
+cmake_minimum_required(VERSION 2.8.5)
+
+project(gmt_makemap CXX)
+
+if(NOT CMAKE_BUILD_TYPE)
+ set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo" FORCE)
+endif()
+
+set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake/modules/" CACHE INTERNAL "Location of our custom CMake modules." FORCE)
+
+include_directories(include)
+set(default_options -std=gnu++11 -flto -fvisibility=hidden -Wl,--export-dynamic -Wall)
+add_compile_options(${default_options})
+
+file(GLOB modules modules/*)
+file(GLOB extramodules extramodules/*)
+
+set(STATIC_MODULES "")
+
+foreach(ext ${modules})
+ if(EXISTS ${ext}/CMakeLists.txt)
+  string(REGEX REPLACE .*/ "" modname ${ext})
+  option(MODULE_${modname}_BUILD "Build module ${modname}" ON)
+  option(MODULE_${modname}_STATIC "Link module ${modname} statically in gmt_makemap" ON)
+  mark_as_advanced(FORCE MODULE_${modname}_STATIC)
+  if(MODULE_${modname}_BUILD)
+   add_subdirectory(modules/${modname})
+  endif()
+ endif()
+endforeach(ext)
+
+foreach(ext ${extramodules})
+ if(EXISTS ${ext}/CMakeLists.txt)
+  string(REGEX REPLACE .*/ "" modname ${ext})
+  option(MODULE_${modname}_BUILD "Build module ${modname}" ON)
+  option(MODULE_${modname}_STATIC "Link module ${modname} statically in gmt_makemap" ON)
+  mark_as_advanced(FORCE MODULE_${modname}_STATIC)
+  if(MODULE_${modname}_BUILD)
+   add_subdirectory(extramodules/${modname})
+  endif()
+ endif()
+endforeach(ext)
+
+add_subdirectory(src)

cmake/modules/BuildModule.cmake

@@ -0,0 +1,11 @@
+set(moddir ${CMAKE_CURRENT_SOURCE_DIR})
+include(${moddir}/ModuleSetup.cmake OPTIONAL)
+file(GLOB srcs *.cpp)
+if(MODULE_${modname}_STATIC)
+ set(STATIC_MODULES ${STATIC_MODULES} ${CMAKE_CURRENT_SOURCE_DIR} PARENT_SCOPE)
+else()
+ include_directories(${MODULE_ADDITIONAL_INCLUDES}) 
+ add_library(${modname} MODULE ${srcs} ${MODULE_ADDITIONAL_SOURCES})
+ target_link_libraries(${modname} ${MODULE_ADDITIONAL_LIBRARIES})
+endif()
+

src/CMakeLists.txt

@@ -0,0 +1,43 @@
+cmake_minimum_required(VERSION 2.8.5)
+
+set(EXENAME makemap)
+
+find_package(FLEX REQUIRED)
+find_package(BISON REQUIRED)
+
+find_library(dl dl)
+find_library(pthread pthread)
+
+if(NOT dl)
+ message(FATAL_ERROR "libdl not found!")
+endif()
+
+if(NOT pthread)
+ message(FATAL_ERROR "libpthread not found!")
+endif()
+
+file(GLOB srcs *.cpp)
+BISON_TARGET(GParser parser/grammatical.y ${CMAKE_CURRENT_BINARY_DIR}/grammatical.cpp)
+FLEX_TARGET(LScanner parser/lexical.l ${CMAKE_CURRENT_BINARY_DIR}/lexical.cpp COMPILE_FLAGS "--header-file=${CMAKE_CURRENT_BINARY_DIR}/lexical.h")
+set_property(DIRECTORY PROPERTY ADDITIONAL_MAKE_CLEAN_FILES lexical.h)
+
+set(MODULES_SOURCES "")
+set(MODULES_LIBS "")
+
+foreach(moddir ${STATIC_MODULES})
+ include(${moddir}/ModuleSetup.cmake OPTIONAL)
+ file(GLOB modsrcs ${moddir}/*.cpp)
+ set(MODULES_SOURCES ${MODULES_SOURCES} ${modsrcs} ${MODULE_ADDITIONAL_SOURCES})
+ set(MODULES_LIBS ${MODULES_LIBS} ${MODULE_ADDITIONAL_LIBRARIES})
+ include_directories(${MODULE_ADDITIONAL_INCLUDES})
+endforeach()
+
+include_directories(${CMAKE_CURRENT_BINARY_DIR})
+add_executable(${EXENAME} ${srcs} ${FLEX_LScanner_OUTPUTS} ${BISON_GParser_OUTPUTS} ${MODULES_SOURCES})
+
+# Workaround. BISON_TARGET makes header with extension .hpp, but we use extension .h
+set_source_files_properties(init.cpp PROPERTIES OBJECT_DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/grammatical.h)
+add_custom_command(OUTPUT grammatical.h COMMAND cp grammatical.hpp grammatical.h DEPENDS grammatical.hpp WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
+
+target_link_libraries(${EXENAME} ${dl} ${pthread} ${MODULES_LIBS})
+set_target_properties(${EXENAME} PROPERTIES POSITION_INDEPENDENT_CODE ON)

src/Makefile

@@ -31,11 +31,11 @@ $(DEPENDS): ../include/grammatical.h ../include/lexical.h
 parser/grammatical.d: ../include/lexical.h
 
 parser/lexical.cpp: parser/lexical.l
-	 cd parser && flex lexical.l
+	 flex -o $@ --header-file=../include/lexical.h $<
 	 [ -f ../include/lexical.h ] && touch ../include/lexical.h
 
 parser/grammatical.cpp: parser/grammatical.y
-	 cd parser && bison grammatical.y
+	 bison -o $@ --defines=../include/grammatical.h $<
 	 [ -f ../include/grammatical.h ] && touch ../include/grammatical.h
 
 ../include/grammatical.h: parser/grammatical.y parser/grammatical.cpp

src/parser/grammatical.y

@@ -1,6 +1,4 @@
 %language "c"
-%output "grammatical.cpp"
-%defines "../../include/grammatical.h"
 %param {yyscan_t scanner}
 %define api.prefix {conf}
 %define api.pure full

src/parser/lexical.l

@@ -2,8 +2,6 @@
 %option warn
 %option yylineno
 %option noyywrap
-%option header-file="../../include/lexical.h"
-%option outfile="lexical.cpp"
 %option prefix="conf"
 %option extra-type="struct lexical_extra*"
 %option bison-bridge