Peter Boncz wrote:

Update of /cvsroot/monetdb/MonetDB/src/gdk In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv19538

Modified Files: gdk_posix.mx Log Message: - try making the file writable if CreateFile fails

I doubt that this will work since Windows reports: "The process cannot access the file because it is being used by another process."

Index: gdk_posix.mx =================================================================== RCS file: /cvsroot/monetdb/MonetDB/src/gdk/gdk_posix.mx,v retrieving revision 1.150 retrieving revision 1.151 diff -u -d -r1.150 -r1.151 --- gdk_posix.mx 19 Dec 2007 18:58:33 -0000 1.150 +++ gdk_posix.mx 20 Dec 2007 08:45:23 -0000 1.151 @@ -1290,8 +1290,12 @@

h1 = CreateFile(path, mode0, mode1, &sa, OPEN_ALWAYS, mode2, NULL); if (h1 == INVALID_HANDLE_VALUE) { - GDKsyserror("MT_mmap: CreateFile('%s', %lu, %lu, &sa, %lu, %lu, NULL) failed\n", path, mode0, mode1, (DWORD) OPEN_ALWAYS, mode2); - return (void *) -1; + (void) SetFileAttributes(path, FILE_ATTRIBUTE_NORMAL); + h1 = CreateFile(path, mode0, mode1, &sa, OPEN_ALWAYS, mode2, NULL); + if (h1 == INVALID_HANDLE_VALUE) { + GDKsyserror("MT_mmap: CreateFile('%s', %lu, %lu, &sa, %lu, %lu, NULL) failed\n", path, mode0, mode1, (DWORD) OPEN_ALWAYS, mode2); + return (void *) -1; + } }

h2 = CreateFileMapping(h1, &sa, mode3, (DWORD) ((((gdk_int64) off + (gdk_int64) len) >> 32) & LL_CONSTANT(0xFFFFFFFF)), (DWORD) ((off + len) & LL_CONSTANT(0xFFFFFFFF)), NULL);

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-- Sjoerd Mullender