ENH: properly handle compiler that does not have __FUNCTION__

[gdcm.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index fce4b7ade6ea4fc9f6c8d3889267382bc985f437..5ff95b1b256b019901b458e1c1ab8a9607bdcb79 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -4,7 +4,7 @@ CMAKE_MINIMUM_REQUIRED(VERSION 1.8)
 #-----------------------------------------------------------------------------
 # GDCM version number, usefull for packaging and doxygen doc:
 SET(GDCM_MAJOR_VERSION 0)
-SET(GDCM_MINOR_VERSION 6)
+SET(GDCM_MINOR_VERSION 7)
 SET(GDCM_BUILD_VERSION 0)
 SET(GDCM_VERSION 
     "${GDCM_MAJOR_VERSION}.${GDCM_MINOR_VERSION}.${GDCM_BUILD_VERSION}")
@@ -27,6 +27,30 @@ SET (EXECUTABLE_OUTPUT_PATH ${GDCM_BINARY_DIR}/bin CACHE PATH "Single output dir
 SET (LIBRARY_OUTPUT_PATH ${GDCM_BINARY_DIR}/bin CACHE PATH "Single output directory for building all libraries.")
 MARK_AS_ADVANCED(LIBRARY_OUTPUT_PATH EXECUTABLE_OUTPUT_PATH)
 
+#-----------------------------------------------------------------------------
+# Test if compiler defines __FUNCTION__
+IF("GDCM_COMPILER_HAS_FUNCTION" MATCHES "^GDCM_COMPILER_HAS_FUNCTION$")
+  MESSAGE(STATUS "Checking support for __FUNCTION__ in compiler")
+  TRY_COMPILE(GDCM_COMPILER_HAS_FUNCTION
+              ${GDCM_BINARY_DIR}/CMakeTmp/Function
+              ${GDCM_SOURCE_DIR}/gdcmTestFUNCTION.cxx
+              OUTPUT_VARIABLE OUTPUT)
+  IF(GDCM_COMPILER_HAS_FUNCTION)
+    MESSAGE(STATUS "Checking support for __FUNCTION__ -- yes")
+    SET(GDCM_COMPILER_HAS_FUNCTION 1 CACHE INTERNAL "Support for extention C __FUNCTION__")
+    WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeOutput.log
+      "Determining if the C compiler supports __FUNCTION__ "
+      "passed with the following output:\n"
+      "${OUTPUT}\n" APPEND)
+  ELSE(GDCM_COMPILER_HAS_FUNCTION)
+    MESSAGE(STATUS "Checking support for __FUNCTION__ -- no")
+    SET(GDCM_COMPILER_HAS_FUNCTION 0 CACHE INTERNAL "Support for extension C __FUNCTION__")
+    WRITE_FILE(${CMAKE_BINARY_DIR}/CMakeError.log
+      "Determining if the C compiler supports __FUNCTION__ "
+      "failed with the following output:\n"
+      "${OUTPUT}\n" APPEND)
+  ENDIF(GDCM_COMPILER_HAS_FUNCTION)
+ENDIF("GDCM_COMPILER_HAS_FUNCTION" MATCHES "^GDCM_COMPILER_HAS_FUNCTION$")
 #-----------------------------------------------------------------------------
 # Build directory on which many applications depend
 SUBDIRS(
@@ -62,7 +86,7 @@ INCLUDE (${CMAKE_ROOT}/Modules/TestBigEndian.cmake)
 TEST_BIG_ENDIAN(GDCM_WORDS_BIGENDIAN)
 
 INCLUDE (${CMAKE_ROOT}/Modules/CheckIncludeFile.cmake)
-CHECK_INCLUDE_FILE("stdint.h" CMAKE_HAVE_STDINT_H)
+CHECK_INCLUDE_FILE("stdint.h" GDCM_HAVE_STDINT_H)
 
 CONFIGURE_FILE(${GDCM_SOURCE_DIR}/gdcmConfigure.h.in
                ${GDCM_BINARY_DIR}/gdcmConfigure.h @ONLY IMMEDIATE)
@@ -88,7 +112,7 @@ IF(GDCM_VTK)
   FIND_PACKAGE(VTK)
   # If vtk found
   IF(VTK_FOUND)
-    INCLUDE(${VTK_USE_FILE})
+    #INCLUDE(${VTK_USE_FILE})
     SUBDIRS(vtk)
   ENDIF(VTK_FOUND)
 ENDIF(GDCM_VTK)