stream_cdf: deaktivate MMAP

configure

@@ -26087,6 +26087,99 @@ cat >>confdefs.h <<_ACEOF
 _ACEOF
+# check for sysconf names
+ac_fn_c_check_decl "$LINENO" "_SC_LARGE_PAGESIZE" "ac_cv_have_decl__SC_LARGE_PAGESIZE" "$ac_includes_default
+#include <limits.h>
+#include <unistd.h>
+"
+if test "x$ac_cv_have_decl__SC_LARGE_PAGESIZE" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL__SC_LARGE_PAGESIZE $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "PAGESIZE" "ac_cv_have_decl_PAGESIZE" "$ac_includes_default
+#include <limits.h>
+#include <unistd.h>
+"
+if test "x$ac_cv_have_decl_PAGESIZE" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_PAGESIZE $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "PAGE_SIZE" "ac_cv_have_decl_PAGE_SIZE" "$ac_includes_default
+#include <limits.h>
+#include <unistd.h>
+"
+if test "x$ac_cv_have_decl_PAGE_SIZE" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_PAGE_SIZE $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "_SC_PAGE_SIZE" "ac_cv_have_decl__SC_PAGE_SIZE" "$ac_includes_default
+#include <limits.h>
+#include <unistd.h>
+"
+if test "x$ac_cv_have_decl__SC_PAGE_SIZE" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL__SC_PAGE_SIZE $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "_SC_PAGESIZE" "ac_cv_have_decl__SC_PAGESIZE" "$ac_includes_default
+#include <limits.h>
+#include <unistd.h>
+"
+if test "x$ac_cv_have_decl__SC_PAGESIZE" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL__SC_PAGESIZE $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "_PC_REC_XFER_ALIGN" "ac_cv_have_decl__PC_REC_XFER_ALIGN" "$ac_includes_default
+#include <limits.h>
+#include <unistd.h>
+"
+if test "x$ac_cv_have_decl__PC_REC_XFER_ALIGN" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL__PC_REC_XFER_ALIGN $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "POSIX_REC_XFER_ALIGN" "ac_cv_have_decl_POSIX_REC_XFER_ALIGN" "$ac_includes_default
+#include <limits.h>
+#include <unistd.h>
+"
+if test "x$ac_cv_have_decl_POSIX_REC_XFER_ALIGN" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_POSIX_REC_XFER_ALIGN $ac_have_decl
+_ACEOF
+
 #
 # Check for non-standard builtin
 for builtin in __builtin_ctz
@@ -29472,98 +29565,6 @@ fi
   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: MPI launch command unavailable" >&5
 $as_echo "$as_me: WARNING: MPI launch command unavailable" >&2;}
 fi
-   ac_fn_c_check_decl "$LINENO" "_SC_LARGE_PAGESIZE" "ac_cv_have_decl__SC_LARGE_PAGESIZE" "$ac_includes_default
-#include <limits.h>
-#include <unistd.h>
-"
-if test "x$ac_cv_have_decl__SC_LARGE_PAGESIZE" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL__SC_LARGE_PAGESIZE $ac_have_decl
-_ACEOF
-ac_fn_c_check_decl "$LINENO" "PAGESIZE" "ac_cv_have_decl_PAGESIZE" "$ac_includes_default
-#include <limits.h>
-#include <unistd.h>
-"
-if test "x$ac_cv_have_decl_PAGESIZE" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL_PAGESIZE $ac_have_decl
-_ACEOF
-ac_fn_c_check_decl "$LINENO" "PAGE_SIZE" "ac_cv_have_decl_PAGE_SIZE" "$ac_includes_default
-#include <limits.h>
-#include <unistd.h>
-"
-if test "x$ac_cv_have_decl_PAGE_SIZE" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL_PAGE_SIZE $ac_have_decl
-_ACEOF
-ac_fn_c_check_decl "$LINENO" "_SC_PAGE_SIZE" "ac_cv_have_decl__SC_PAGE_SIZE" "$ac_includes_default
-#include <limits.h>
-#include <unistd.h>
-"
-if test "x$ac_cv_have_decl__SC_PAGE_SIZE" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL__SC_PAGE_SIZE $ac_have_decl
-_ACEOF
-ac_fn_c_check_decl "$LINENO" "_SC_PAGESIZE" "ac_cv_have_decl__SC_PAGESIZE" "$ac_includes_default
-#include <limits.h>
-#include <unistd.h>
-"
-if test "x$ac_cv_have_decl__SC_PAGESIZE" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL__SC_PAGESIZE $ac_have_decl
-_ACEOF
-ac_fn_c_check_decl "$LINENO" "_PC_REC_XFER_ALIGN" "ac_cv_have_decl__PC_REC_XFER_ALIGN" "$ac_includes_default
-#include <limits.h>
-#include <unistd.h>
-"
-if test "x$ac_cv_have_decl__PC_REC_XFER_ALIGN" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL__PC_REC_XFER_ALIGN $ac_have_decl
-_ACEOF
-ac_fn_c_check_decl "$LINENO" "POSIX_REC_XFER_ALIGN" "ac_cv_have_decl_POSIX_REC_XFER_ALIGN" "$ac_includes_default
-#include <limits.h>
-#include <unistd.h>
-"
-if test "x$ac_cv_have_decl_POSIX_REC_XFER_ALIGN" = xyes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL_POSIX_REC_XFER_ALIGN $ac_have_decl
-_ACEOF
-
 pkg_failed=no

src/stream_cdf.c

@@ -4501,10 +4501,12 @@ static void cdfLazyGridDelete(grid_t *grid)
 
 static void cdfLazyGridDestroyOnce(void)
 {
+  /*
 #ifdef HAVE_MMAP
   size_t pgSize = cdiGetPageSize(false);
   munmap(cdfPendingLoad, pgSize);
 #endif
+  */
 }
 
 static const double *
@@ -4703,6 +4705,7 @@ cdfLazyGridInitOnce(void)
   cdfLazyGridVtable.inqYBoundsPtr = cdfLazyGridInqYBoundsPtr;
   /* create inaccessible memory area, if possible, this serves as
    * dummy value for pointers to data not yet loaded */
+  /*
 #ifdef HAVE_MMAP
   {
     size_t pgSize = cdiGetPageSize(false);
@@ -4720,8 +4723,9 @@ cdfLazyGridInitOnce(void)
                " memory", devZero, fd);
   }
 #else
+  */
   cdfPendingLoad = (double *)&cdfPendingLoad;
-#endif
+  //#endif
   atexit(cdfLazyGridDestroyOnce);
 #ifndef HAVE_LIBPTHREAD
   cdfLazyInitialized = true;