From a621f5f668eedb07f44be8da11ff6cbfb697b77e Mon Sep 17 00:00:00 2001
From: Allen Byrne <byrn@hdfgroup.org>
Date: Wed, 20 Jul 2016 09:45:25 -0500
Subject: [svn-r30204] Move CXX tests to C++ compiler test file

---
 config/cmake_ext_mod/ConfigureChecks.cmake | 10 ++++--
 config/cmake_ext_mod/HDFCXXTests.cpp       | 35 +++++++++++++++++++++
 config/cmake_ext_mod/HDFMacros.cmake       | 10 ++++++
 config/cmake_ext_mod/HDFTests.c            | 49 +++++-------------------------
 4 files changed, 60 insertions(+), 44 deletions(-)

diff --git a/config/cmake_ext_mod/ConfigureChecks.cmake b/config/cmake_ext_mod/ConfigureChecks.cmake
index 33bb5b3..5a14990 100644
--- a/config/cmake_ext_mod/ConfigureChecks.cmake
+++ b/config/cmake_ext_mod/ConfigureChecks.cmake
@@ -484,6 +484,13 @@ if (NOT WINDOWS)
   endif (NOT CYGWIN AND NOT MINGW)
   CHECK_SYMBOL_EXISTS (TIOCGWINSZ "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGWINSZ)
   CHECK_SYMBOL_EXISTS (TIOCGETD   "sys/ioctl.h" ${HDF_PREFIX}_HAVE_TIOCGETD)
+
+  # ----------------------------------------------------------------------
+  # cygwin user credentials are different then on linux
+  #
+  if (NOT CYGWIN AND NOT MINGW)
+    CHECK_FUNCTION_EXISTS (getpwuid        ${HDF_PREFIX}_HAVE_GETPWUID)
+  endif (NOT CYGWIN AND NOT MINGW)
 endif (NOT WINDOWS)
 
 #-----------------------------------------------------------------------------
@@ -497,7 +504,6 @@ CHECK_FUNCTION_EXISTS (frexpf            ${HDF_PREFIX}_HAVE_FREXPF)
 CHECK_FUNCTION_EXISTS (frexpl            ${HDF_PREFIX}_HAVE_FREXPL)
 
 CHECK_FUNCTION_EXISTS (gethostname       ${HDF_PREFIX}_HAVE_GETHOSTNAME)
-CHECK_FUNCTION_EXISTS (getpwuid          ${HDF_PREFIX}_HAVE_GETPWUID)
 CHECK_FUNCTION_EXISTS (getrusage         ${HDF_PREFIX}_HAVE_GETRUSAGE)
 CHECK_FUNCTION_EXISTS (llround           ${HDF_PREFIX}_HAVE_LLROUND)
 CHECK_FUNCTION_EXISTS (llroundf          ${HDF_PREFIX}_HAVE_LLROUNDF)
@@ -560,7 +566,6 @@ if (NOT WINDOWS)
       HAVE_C99_DESIGNATED_INITIALIZER
       SYSTEM_SCOPE_THREADS
       HAVE_SOCKLEN_T
-      CXX_HAVE_OFFSETOF
   )
     HDF_FUNCTION_TEST (${test})
   endforeach (test)
@@ -624,6 +629,7 @@ if (CMAKE_CXX_COMPILER_LOADED)
       ${HDF_PREFIX}_NO_STD
       BOOL_NOTDEFINED
       NO_STATIC_CAST
+      CXX_HAVE_OFFSETOF
   )
     HDF_CXX_FUNCTION_TEST (${test})
   endforeach (test)
diff --git a/config/cmake_ext_mod/HDFCXXTests.cpp b/config/cmake_ext_mod/HDFCXXTests.cpp
index 6b47421..f5f6644 100644
--- a/config/cmake_ext_mod/HDFCXXTests.cpp
+++ b/config/cmake_ext_mod/HDFCXXTests.cpp
@@ -54,3 +54,38 @@ int main(void) {
 }
 
 #endif
+
+#ifdef CXX_HAVE_OFFSETOF
+
+#include <stdio.h>
+#include <stddef.h>
+
+#ifdef FC_DUMMY_MAIN
+#ifndef FC_DUMMY_MAIN_EQ_F77
+#  ifdef __cplusplus
+extern "C"
+#  endif
+int FC_DUMMY_MAIN()
+{ return 1;}
+#endif
+#endif
+int
+main ()
+{
+
+  struct index_st
+  {
+    unsigned char type;
+    unsigned char num;
+    unsigned int len;
+  };
+  typedef struct index_st index_t;
+  int x,y;
+  x = offsetof(struct index_st, len);
+  y = offsetof(index_t, num)
+
+  ;
+  return 0;
+}
+
+#endif
diff --git a/config/cmake_ext_mod/HDFMacros.cmake b/config/cmake_ext_mod/HDFMacros.cmake
index b2c4997..1d6b49a 100644
--- a/config/cmake_ext_mod/HDFMacros.cmake
+++ b/config/cmake_ext_mod/HDFMacros.cmake
@@ -279,3 +279,13 @@ macro (HDF_README_PROPERTIES target_fortran)
       ${CMAKE_BINARY_DIR}/README.txt @ONLY
   )
 endmacro (HDF_README_PROPERTIES)
+
+macro (HDFTEST_COPY_FILE src dest target)
+    add_custom_command(
+        OUTPUT  "${dest}"
+        COMMAND "${CMAKE_COMMAND}"
+        ARGS     -E copy_if_different "${src}" "${dest}"
+        DEPENDS "${src}"
+    )
+    list (APPEND ${target}_list "${dest}")
+endmacro ()
diff --git a/config/cmake_ext_mod/HDFTests.c b/config/cmake_ext_mod/HDFTests.c
index 8478d1b..648f795 100644
--- a/config/cmake_ext_mod/HDFTests.c
+++ b/config/cmake_ext_mod/HDFTests.c
@@ -389,55 +389,20 @@ int main(void)
 }
 #endif
 
-#ifdef CXX_HAVE_OFFSETOF
-
-#include <stdio.h>
-#include <stddef.h>
-
-#ifdef FC_DUMMY_MAIN
-#ifndef FC_DUMMY_MAIN_EQ_F77
-#  ifdef __cplusplus
-extern "C"
-#  endif
-int FC_DUMMY_MAIN()
-{ return 1;}
-#endif
-#endif
-int
-main ()
-{
-
-  struct index_st
-  {
-    unsigned char type;
-    unsigned char num;
-    unsigned int len;
-  };
-  typedef struct index_st index_t;
-  int x,y;
-  x = offsetof(struct index_st, len);
-  y = offsetof(index_t, num)
-
-  ;
-  return 0;
-}
-
-#endif
-
 #ifdef HAVE_IOEO
 
 #include <windows.h>
 typedef void (WINAPI *PGNSI)(LPSYSTEM_INFO);
 int main ()
 {
-	PGNSI pGNSI;
-	pGNSI = (PGNSI) GetProcAddress(
-      GetModuleHandle(TEXT("kernel32.dll")), 
+    PGNSI pGNSI;
+    pGNSI = (PGNSI) GetProcAddress(
+      GetModuleHandle(TEXT("kernel32.dll")),
       "InitOnceExecuteOnce");
-	if(NULL == pGNSI)
-		return 1;
-	else
-		return 0;
+    if(NULL == pGNSI)
+        return 1;
+    else
+        return 0;
 }
 
 #endif /* HAVE_IOEO */
-- 
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