allow to cross-compile 32 and 64 bit versions of the library for windows

CMakeLists.txt

@@ -97,12 +97,34 @@ ENDIF(CMAKE_COMPILER_IS_GNUCC)
 ADD_DEFINITIONS(-Du_int8_t=uint8_t -Du_int16_t=uint16_t)
 
 IF(MINGW)
- # force MinGW-w64 in 32bit mode
- SET(CMAKE_C_FLAGS "-m32 ${CMAKE_C_FLAGS}")
- SET(CMAKE_MODULE_LINKER_FLAGS "-m32 -Wl,--enable-stdcall-fixup ${CMAKE_SHARED_LINKER_FLAGS}")
- SET(CMAKE_SHARED_LINKER_FLAGS "-m32 -Wl,--enable-stdcall-fixup ${CMAKE_SHARED_LINKER_FLAGS}")
- SET(CMAKE_EXE_LINKER_FLAGS "-m32 -Wl,--enable-stdcall-fixup ${CMAKE_EXE_LINKER_FLAGS}")
- SET(CMAKE_RC_FLAGS "--target=pe-i386 --output-format=coff ${CMAKE_RC_FLAGS}")
+ IF (CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
+ # force MinGW-w64 in 32bit mode
+ SET(CMAKE_C_FLAGS "-m32 ${CMAKE_C_FLAGS}")
+ SET(CMAKE_MODULE_LINKER_FLAGS "-m32 -Wl,--enable-stdcall-fixup ${CMAKE_SHARED_LINKER_FLAGS}")
+ SET(CMAKE_SHARED_LINKER_FLAGS "-m32 -Wl,--enable-stdcall-fixup ${CMAKE_SHARED_LINKER_FLAGS}")
+ SET(CMAKE_EXE_LINKER_FLAGS "-m32 -Wl,--enable-stdcall-fixup ${CMAKE_EXE_LINKER_FLAGS}")
+ SET(CMAKE_RC_FLAGS "--target=pe-i386 --output-format=coff ${CMAKE_RC_FLAGS}")
+ ELSE(CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
+ IF(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86")
+ # force MinGW-w64 in 32bit mode
+ MESSAGE("Building 32-bit Windows DLL")
+ #SET(CMAKE_C_FLAGS "-m32 ${CMAKE_C_FLAGS}")
+ #SET(CMAKE_MODULE_LINKER_FLAGS "--Wl,--enable-stdcall-fixup ${CMAKE_SHARED_LINKER_FLAGS}")
+ #SET(CMAKE_SHARED_LINKER_FLAGS "--Wl,--enable-stdcall-fixup ${CMAKE_SHARED_LINKER_FLAGS}")
+ #SET(CMAKE_EXE_LINKER_FLAGS "--Wl,--enable-stdcall-fixup ${CMAKE_EXE_LINKER_FLAGS}")
+ SET(CMAKE_RC_FLAGS "--target=pe-i386 --output-format=coff ${CMAKE_RC_FLAGS}")
+ ELSEIF(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64")
+ MESSAGE("Building 64-bit Windows DLL")
+ SET(CMAKE_RC_FLAGS "--target=pe-x86-64 --output-format=coff ${CMAKE_RC_FLAGS}")
+ ELSE(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86")
+ MESSAGE(FATAL_ERROR "Unknown Processor: ${CMAKE_SYSTEM_PROCESSOR}")
+ ENDIF(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86")
+ ENDIF(CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
+
+ FIND_PROGRAM(DLLTOOL dlltool CMAKE_FIND_ROOT_PATH_BOTH)
+ IF (NOT DLLTOOL)
+ MESSAGE(FATAL_ERROR "Could not find dlltool command")
+ ENDIF (NOT DLLTOOL)
 ENDIF(MINGW)
 
 IF(NOT WIN32)
@@ -138,11 +160,18 @@ ENDIF(LIBUSB_INCLUDE_DIRS)
 # version.rc for Windows
 IF(WIN32)
  # Date for filling in rc file information
- MACRO (GET_CURRENT_YEAR RESULT)
- EXECUTE_PROCESS(COMMAND "cmd" " /C date /T" OUTPUT_VARIABLE ${RESULT})
- STRING(REGEX REPLACE "\n" "" ${RESULT} ${${RESULT}})
- STRING(REGEX REPLACE ".*(..)/(..)/(....).*" "\\3" ${RESULT} ${${RESULT}})
- ENDMACRO (GET_CURRENT_YEAR)
+ IF (CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
+ MACRO (GET_CURRENT_YEAR RESULT)
+ EXECUTE_PROCESS(COMMAND "cmd" " /C date /T" OUTPUT_VARIABLE ${RESULT})
+ STRING(REGEX REPLACE "\n" "" ${RESULT} ${${RESULT}})
+ STRING(REGEX REPLACE ".*(..)/(..)/(....).*" "\\3" ${RESULT} ${${RESULT}})
+ ENDMACRO (GET_CURRENT_YEAR)
+ ELSE(CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
+ MACRO (GET_CURRENT_YEAR RESULT)
+ EXECUTE_PROCESS(COMMAND "date" "+%Y" OUTPUT_VARIABLE ${RESULT})
+ STRING(REGEX REPLACE "\n" "" ${RESULT} ${${RESULT}})
+ ENDMACRO (GET_CURRENT_YEAR)
+ ENDIF(CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
  GET_CURRENT_YEAR(CURRENT_YEAR)
  MESSAGE("Year for copyright is " ${CURRENT_YEAR})
 

libnfc/CMakeLists.txt

@@ -87,7 +87,7 @@ IF(WIN32)
 
  ADD_CUSTOM_COMMAND(
  OUTPUT libnfc.lib
- COMMAND dlltool -d ${CMAKE_CURRENT_SOURCE_DIR}/../contrib/win32/nfc.def -l ${CMAKE_CURRENT_BINARY_DIR}/libnfc.lib ${CMAKE_CURRENT_BINARY_DIR}/libnfc.dll
+ COMMAND ${DLLTOOL} -d ${CMAKE_CURRENT_SOURCE_DIR}/../contrib/win32/nfc.def -l ${CMAKE_CURRENT_BINARY_DIR}/libnfc.lib ${CMAKE_CURRENT_BINARY_DIR}/libnfc.dll
  DEPENDS nfc ${CMAKE_CURRENT_SOURCE_DIR}/../contrib/win32/nfc.def
  )
  ADD_CUSTOM_TARGET(win32lib ALL DEPENDS libnfc.lib)

mingw-cross-compile.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+PROJECT_DIR=$(readlink -e $(dirname $0))
+cd "$PROJECT_DIR"
+
+WITH_USB=1
+
+LIBUSB_WIN32_BIN_VERSION="1.2.6.0"
+LIBUSB_WIN32_BIN_ARCHIVE="libusb-win32-bin-$LIBUSB_WIN32_BIN_VERSION.zip"
+LIBUSB_WIN32_BIN_URL="https://freefr.dl.sourceforge.net/project/libusb-win32/libusb-win32-releases/$LIBUSB_WIN32_BIN_VERSION/$LIBUSB_WIN32_BIN_ARCHIVE"
+LIBUSB_WIN32_BIN_DIR="libusb-win32-bin-$LIBUSB_WIN32_BIN_VERSION"
+
+if [ "$WITH_USB" = "1" ]; then
+ if [ ! -d $LIBUSB_WIN32_BIN_DIR ]; then
+ wget -c $LIBUSB_WIN32_BIN_URL
+ unzip $LIBUSB_WIN32_BIN_ARCHIVE
+ fi
+fi
+
+
+rm -rf build
+mkdir build
+cd build
+
+
+case $1 in
+32*)
+ mingw32-cmake .. -DLIBUSB_INCLUDE_DIRS="$PROJECT_DIR"/libusb-win32-bin-1.2.6.0/include -DLIBUSB_LIBRARIES="$PROJECT_DIR"/libusb-win32-bin-1.2.6.0/bin/x86/libusb0_x86.dll -DLIBNFC_ROOT_DIR=$PWD/.. -DLIBNFC_SYSCONFDIR='C:\\Program Files (x86)\\libnfc\\config'
+ mingw32-make;;
+64*)
+ mingw64-cmake .. -DLIBUSB_INCLUDE_DIRS="$PROJECT_DIR"/libusb-win32-bin-1.2.6.0/include -DLIBUSB_LIBRARIES="$PROJECT_DIR"/libusb-win32-bin-1.2.6.0/bin/amd64/libusb0.dll -DLIBNFC_ROOT_DIR=.. -DLIBNFC_SYSCONFDIR='C:\\Program Files\\libnfc\\config'
+ mingw64-make;;
+*)
+ echo "specify whether to build 32-bit or 64-bit version by supplying 32 or 64 as parameter";;
+esac