From 5f71a79b56ca64f98900146b103a2f361c6dd837 Mon Sep 17 00:00:00 2001
From: Lucien Judert <lucien.judert@gmail.com>
Date: Mon, 27 Jan 2014 23:30:45 +0100
Subject: [PATCH] Allow cross-compilation from mingw-w64 using libusb/libusbx
 1.0.18

---
 CMakeLists.txt                    | 17 ++++++-----
 cmake/modules/FindLIBUSB.cmake    | 51 +++++++++++++------------------
 cmake/modules/FindPCRE.cmake      | 10 ------
 contrib/win32/libnfc/buses/uart.c |  2 +-
 contrib/windows.h                 |  1 +
 examples/CMakeLists.txt           |  4 +--
 libnfc/CMakeLists.txt             | 34 ++++++++++++---------
 utils/CMakeLists.txt              |  4 +--
 8 files changed, 57 insertions(+), 66 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 90825f3..b641c59 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -131,14 +131,17 @@ 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 ".*(..)/(..)/(....).*" "\\3" ${RESULT} ${${RESULT}})
-  ENDMACRO (GET_CURRENT_YEAR)
-  GET_CURRENT_YEAR(CURRENT_YEAR)
-  MESSAGE("Year for copyright is " ${CURRENT_YEAR})
 
+  IF(NOT MINGW)
+    # 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 ".*(..)/(..)/(....).*" "\\3" ${RESULT} ${${RESULT}})
+    ENDMACRO (GET_CURRENT_YEAR)
+    GET_CURRENT_YEAR(CURRENT_YEAR)
+    MESSAGE("Year for copyright is " ${CURRENT_YEAR})
+  ENDIF()
+    
   SET(RC_COMMENT "${PACKAGE_NAME} library")
   SET(RC_INTERNAL_NAME "${PACKAGE_NAME} ${WIN32_MODE}")
   SET(RC_ORIGINAL_NAME ${PACKAGE_NAME}.dll)
diff --git a/cmake/modules/FindLIBUSB.cmake b/cmake/modules/FindLIBUSB.cmake
index 41180aa..7187148 100644
--- a/cmake/modules/FindLIBUSB.cmake
+++ b/cmake/modules/FindLIBUSB.cmake
@@ -17,7 +17,6 @@ IF(CMAKE_SYSTEM_NAME MATCHES FreeBSD)
   EXEC_PROGRAM(sysctl ARGS -n kern.osreldate OUTPUT_VARIABLE FREEBSD_VERSION)
   SET(MIN_FREEBSD_VERSION 800068)
   IF(FREEBSD_VERSION GREATER ${MIN_FREEBSD_VERSION})
-    SET(LIBUSB_FOUND TRUE)
     SET(LIBUSB_INCLUDE_DIRS "/usr/include")
     SET(LIBUSB_LIBRARIES "usb")
     SET(LIBUSB_LIBRARY_DIRS "/usr/lib/")
@@ -25,33 +24,27 @@ IF(CMAKE_SYSTEM_NAME MATCHES FreeBSD)
 ENDIF(CMAKE_SYSTEM_NAME MATCHES FreeBSD)
 
 IF(NOT LIBUSB_FOUND)
-  IF(WIN32)
-    FIND_PATH(LIBUSB_INCLUDE_DIRS lusb0_usb.h "$ENV{ProgramFiles}/LibUSB-Win32/include" NO_SYSTEM_ENVIRONMENT_PATH)
-    FIND_LIBRARY(LIBUSB_LIBRARIES NAMES libusb PATHS "$ENV{ProgramFiles}/LibUSB-Win32/lib/gcc")
-    SET(LIBUSB_LIBRARY_DIR "$ENV{ProgramFiles}/LibUSB-Win32/bin/x86/")
-    # Must fix up variable to avoid backslashes during packaging
-    STRING(REGEX REPLACE "\\\\" "/" LIBUSB_LIBRARY_DIR ${LIBUSB_LIBRARY_DIR})
-  ELSE(WIN32)
-    # If not under Windows we use PkgConfig
-    FIND_PACKAGE (PkgConfig)
-    IF(PKG_CONFIG_FOUND)
-      PKG_CHECK_MODULES(LIBUSB REQUIRED libusb-1.0)
-    ELSE(PKG_CONFIG_FOUND)
-      MESSAGE(FATAL_ERROR "Could not find PkgConfig")
-    ENDIF(PKG_CONFIG_FOUND)
-  ENDIF(WIN32)
+  FIND_PACKAGE (PkgConfig)
   
-  IF(LIBUSB_INCLUDE_DIRS AND LIBUSB_LIBRARIES)
-     SET(LIBUSB_FOUND TRUE)
-  ENDIF(LIBUSB_INCLUDE_DIRS AND LIBUSB_LIBRARIES)
-ENDIF(NOT LIBUSB_FOUND)
+  IF(PKG_CONFIG_FOUND)
+    PKG_CHECK_MODULES(LIBUSB REQUIRED libusb-1.0)
+  ENDIF()
 
-IF(LIBUSB_FOUND)
-  IF(NOT LIBUSB_FIND_QUIETLY)
-    MESSAGE(STATUS "Found LIBUSB: ${LIBUSB_LIBRARIES} ${LIBUSB_INCLUDE_DIRS}")
-  ENDIF (NOT LIBUSB_FIND_QUIETLY)
-ELSE(LIBUSB_FOUND)
-  IF(LIBUSB_FIND_REQUIRED)
-    MESSAGE(FATAL_ERROR "Could not find LIBUSB")
-  ENDIF(LIBUSB_FIND_REQUIRED)
-ENDIF(LIBUSB_FOUND)
+  FIND_PATH(LIBUSB_INCLUDE_DIRS libusb.h lusb0_usb.h
+    PATHS 
+      ${PC_LIBUSB_INCLUDEDIR} ${PC_LIBUSB_INCLUDE_DIRS}
+      "$ENV{ProgramFiles}/LibUSB-Win32/include"
+    PATH_SUFFIXES libusb-1.0
+  )
+  
+  FIND_LIBRARY(LIBUSB_LIBRARIES NAMES usb-1.0 libusb
+    PATHS ${PC_LIBUSB_LIBDIR} ${PC_LIBUSB_LIBRARY_DIRS}
+    "$ENV{ProgramFiles}/LibUSB-Win32/lib/gcc"
+  )
+  
+ENDIF()
+
+include(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBUSB DEFAULT_MSG LIBUSB_LIBRARIES LIBUSB_INCLUDE_DIRS)
+
+MARK_AS_ADVANCED(LIBUSB_INCLUDE_DIRS LIBUSB_LIBRARIES)
diff --git a/cmake/modules/FindPCRE.cmake b/cmake/modules/FindPCRE.cmake
index 0b83def..393a3f8 100644
--- a/cmake/modules/FindPCRE.cmake
+++ b/cmake/modules/FindPCRE.cmake
@@ -21,16 +21,6 @@ IF(WIN32)
     ENDIF(PCRE_INCLUDE_DIRS AND PCRE_LIBRARIES)
   ENDIF(NOT PCRE_FOUND)
 
-  IF(PCRE_FOUND)
-    IF(NOT PCRE_FIND_QUIETLY)
-      MESSAGE(STATUS "Found PCRE: ${PCRE_LIBRARIES} ${PCRE_INCLUDE_DIRS}")
-    ENDIF (NOT PCRE_FIND_QUIETLY)
-  ELSE(PCRE_FOUND)
-    IF(PCRE_FIND_REQUIRED)
-      MESSAGE(FATAL_ERROR "Could not find PCRE")
-    ENDIF(PCRE_FIND_REQUIRED)
-  ENDIF(PCRE_FOUND)
-
   INCLUDE(FindPackageHandleStandardArgs)
   FIND_PACKAGE_HANDLE_STANDARD_ARGS(PCRE DEFAULT_MSG
     PCRE_LIBRARIES
diff --git a/contrib/win32/libnfc/buses/uart.c b/contrib/win32/libnfc/buses/uart.c
index 0650869..bfb20c0 100644
--- a/contrib/win32/libnfc/buses/uart.c
+++ b/contrib/win32/libnfc/buses/uart.c
@@ -113,7 +113,7 @@ uart_close(const serial_port sp)
 }
 
 void
-uart_flush_input(const serial_port sp)
+uart_flush_input(const serial_port sp, bool wait)
 {
   PurgeComm(((struct serial_port_windows *) sp)->hPort, PURGE_RXABORT | PURGE_RXCLEAR);
 }
diff --git a/contrib/windows.h b/contrib/windows.h
index 88817db..411e881 100644
--- a/contrib/windows.h
+++ b/contrib/windows.h
@@ -34,6 +34,7 @@
 #define __WINDOWS_H__
 
 #  include <windows.h>
+#  undef interface 
 #  include <winerror.h>
 #  include "win32/err.h"
 #  if defined (__MINGW32__)
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 4c8cf0b..3e9ffca 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -32,11 +32,11 @@ FOREACH(source ${EXAMPLES-SOURCES})
 ENDFOREACH(source)
 
 #install required libraries
-IF(WIN32)
+IF(WIN32 AND NOT MINGW)
   INCLUDE(InstallRequiredSystemLibraries)
   CONFIGURE_FILE(${CMAKE_SOURCE_DIR}/cmake/FixBundle.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/FixBundle.cmake @ONLY)
   INSTALL(SCRIPT ${CMAKE_CURRENT_BINARY_DIR}/FixBundle.cmake)
-ENDIF(WIN32)
+ENDIF()
 
 IF(NOT WIN32)
   # Manuals for the examples
diff --git a/libnfc/CMakeLists.txt b/libnfc/CMakeLists.txt
index 66d2124..585c80d 100644
--- a/libnfc/CMakeLists.txt
+++ b/libnfc/CMakeLists.txt
@@ -79,7 +79,7 @@ IF(LIBNFC_LOG)
     LIST(APPEND LIBRARY_SOURCES log log-internal)
   ENDIF(WIN32)
 ENDIF(LIBNFC_LOG)
-ADD_LIBRARY(nfc SHARED ${LIBRARY_SOURCES})
+ADD_LIBRARY(nfc ${LIBRARY_SOURCES})
 
 IF(PCSC_FOUND)
   TARGET_LINK_LIBRARIES(nfc ${PCSC_LIBRARIES})
@@ -98,20 +98,24 @@ IF(WIN32)
     TARGET_LINK_LIBRARIES(nfc ${PCRE_LIBRARIES})
   ENDIF(PCRE_FOUND)
 
-  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
-    DEPENDS nfc ${CMAKE_CURRENT_SOURCE_DIR}/../contrib/win32/nfc.def
-  )
-  ADD_CUSTOM_TARGET(win32lib ALL DEPENDS libnfc.lib)
+  IF(NOT MINGW)
+    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
+      DEPENDS nfc ${CMAKE_CURRENT_SOURCE_DIR}/../contrib/win32/nfc.def
+    )
+    ADD_CUSTOM_TARGET(win32lib ALL DEPENDS libnfc.lib)
+      
+    # At compile time we need the .LIB file, we place it in the lib directory
+    INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/libnfc.lib DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT libraries)
+  ENDIF()
 
-  # On Windows the shared (runtime) library should be either in the same 
-  # directory as the excutables or in the path, we add it to same directory
-  INSTALL(TARGETS nfc RUNTIME DESTINATION bin COMPONENT libraries)
-
-  # At compile time we need the .LIB file, we place it in the lib directory
-  INSTALL(FILES ${CMAKE_CURRENT_BINARY_DIR}/libnfc.lib DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT libraries)
-ELSE(WIN32)
-  INSTALL(TARGETS nfc LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR} COMPONENT libraries)
 ENDIF(WIN32)
 
+# On Windows the shared (runtime) library should be either in the same 
+# directory as the excutables or in the path, we add it to same directory
+INSTALL(TARGETS nfc
+        LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+        ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+        RUNTIME DESTINATION bin
+        COMPONENT libraries)
diff --git a/utils/CMakeLists.txt b/utils/CMakeLists.txt
index b00411f..a8b6756 100644
--- a/utils/CMakeLists.txt
+++ b/utils/CMakeLists.txt
@@ -46,11 +46,11 @@ FOREACH(source ${UTILS-SOURCES})
 ENDFOREACH(source)
 
 #install required libraries
-IF(WIN32)
+IF(WIN32 AND NOT MINGW)
   INCLUDE(InstallRequiredSystemLibraries)
   CONFIGURE_FILE(${CMAKE_SOURCE_DIR}/cmake/FixBundle.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/FixBundle.cmake @ONLY)
   INSTALL(SCRIPT ${CMAKE_CURRENT_BINARY_DIR}/FixBundle.cmake)
-ENDIF(WIN32)
+ENDIF()
 
 IF(NOT WIN32)
   # Manuals for the examples