build: cleaned up and fixed PCSC detection

diff --git a/cmake/FindPCSC.cmake b/cmake/FindPCSC.cmake
index 683252e..8097010 100644 (file)
--- a/cmake/FindPCSC.cmake
+++ b/cmake/FindPCSC.cmake
@@ -1,26 +1,26 @@
+# - Try to find PCSC
+# Once done this will define
+#  PCSC_FOUND - pcsc was found
+#  PCSC_INCLUDE_DIRS - pcsc include directories
+#  PCSC_LIBRARIES - libraries needed for linking
 
 include(FindPkgConfig)
-
 if (PKG_CONFIG_FOUND)
-       pkg_check_modules(PCSC libpcsclite)
+  pkg_check_modules(PC_PCSC QUIET libpcsclite)
 endif()
 
-find_path(PCSC_INCLUDE_DIR pcsclite.h
-       PATHS ${PCSC_INCLUDE_DIRS}
-       PATH_SUFFIXES PCSC)
+find_path(PCSC_INCLUDE_DIR pcsclite.h WinSCard.h
+          HINTS ${PC_PCSC_INCLUDEDIR} ${PC_PCSC_INCLUDE_DIRS}
+          PATH_SUFFIXES PCSC)
 
-find_library(PCSC_LIBRARY pcsclite
-       PATHS ${PCSC_LIBRARY_DIRS})
+find_library(PCSC_LIBRARY NAMES PCSC WinSCard pcsclite 
+             HINTS ${PC_PCSC_LIBDIR} ${PC_PCSC_LIBRARY_DIRS})
 
-# Windows and Mac detection from http://www.cmake.org/Bug/print_bug_page.php?bug_id=11325
-IF(NOT PCSC_FOUND)
-       # Will find PC/SC headers both on Mac and Windows
-       FIND_PATH(PCSC_INCLUDE_DIRS WinSCard.h)
-       # PCSC library is for Mac, WinSCard library is for Windows
-       FIND_LIBRARY(PCSC_LIBRARY NAMES PCSC WinSCard)
-ENDIF(NOT PCSC_FOUND)
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(PCSC DEFAULT_MSG PCSC_LIBRARY PCSC_INCLUDE_DIR)
 
-FIND_PACKAGE_HANDLE_STANDARD_ARGS(PCSC DEFAULT_MSG PCSC_INCLUDE_DIR PCSC_LIBRARY)
+set(PCSC_LIBRARIES ${PCSC_LIBRARY})
+set(PCSC_INCLUDE_DIRS ${PCSC_INCLUDE_DIR})
 
 mark_as_advanced(PCSC_INCLUDE_DIR PCSC_LIBRARY)