Feature/mingw cross compile (#51)

Gabriele Contini

2019-09-19 6f5db32d147166ab1617c66844e3297eededc704

 src/tools/bootstrap/CMakeLists.txt

@@ -3,8 +3,7 @@
 bootstrap.cpp
)


SET_TARGET_PROPERTIES(bootstrap PROPERTIES LINK_SEARCH_START_STATIC ON)
#SET_TARGET_PROPERTIES(bootstrap PROPERTIES LINK_SEARCH_START_STATIC ON)
SET_TARGET_PROPERTIES(bootstrap PROPERTIES LINK_SEARCH_END_STATIC OFF)
target_link_libraries(
     bootstrap
@@ -12,22 +11,29 @@
     ${EXTERNAL_LIBS}
)

# add the command to generate the source code

if(MINGW)
add_custom_command (
  OUTPUT "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
  COMMAND ./bootstrap.exe "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
  WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
  DEPENDS bootstrap)
   #Cross compiling from linux host to windows
   IF( ( CMAKE_HOST_SYSTEM_NAME STREQUAL "Linux") AND CMAKE_CROSSCOMPILING)
      #this is to avoid to install binfmt_misc (for builds in docker, or LXC)
      add_custom_command (
        OUTPUT "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
        COMMAND wine ${CMAKE_CURRENT_BINARY_DIR}/bootstrap.exe "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
        DEPENDS bootstrap)
   ELSE()
      add_custom_command (
        OUTPUT "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
        COMMAND ./bootstrap.exe "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
        DEPENDS bootstrap)
   ENDIF()
else(MINGW)
add_custom_command (
  OUTPUT "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
  COMMAND bootstrap "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
  WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
  DEPENDS bootstrap)
   add_custom_command (
     OUTPUT "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
     COMMAND bootstrap "${CMAKE_BINARY_DIR}/private-key.h" "${CMAKE_BINARY_DIR}/public-key.h"
     WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
     DEPENDS bootstrap)
endif(MINGW)


add_custom_target(private_key DEPENDS "${CMAKE_BINARY_DIR}/private-key.h")
add_custom_target(public_key DEPENDS "${CMAKE_BINARY_DIR}/public-key.h")