428
+ − 1 /* This file is part of XEmacs.
+ − 2
+ − 3 XEmacs is free software; you can redistribute it and/or modify it
+ − 4 under the terms of the GNU General Public License as published by the
+ − 5 Free Software Foundation; either version 2, or (at your option) any
+ − 6 later version.
+ − 7
+ − 8 XEmacs is distributed in the hope that it will be useful, but WITHOUT
+ − 9 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ − 10 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ − 11 for more details.
+ − 12
+ − 13 You should have received a copy of the GNU General Public License
+ − 14 along with XEmacs; see the file COPYING. If not, write to
+ − 15 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ − 16 Boston, MA 02111-1307, USA. */
+ − 17
+ − 18 /* Synched up with: FSF 19.30. */
+ − 19
440
+ − 20 #ifndef INCLUDED_getpagesize_h_
+ − 21 #define INCLUDED_getpagesize_h_
+ − 22
428
+ − 23 /* Emulate getpagesize on systems that lack it. */
+ − 24
+ − 25 #if 0
+ − 26 #ifdef __hpux
+ − 27 #include <sys/types.h>
+ − 28 static size_t getpagesize() { return( 4096 ); }
+ − 29 #define HAVE_GETPAGESIZE
+ − 30 #endif
+ − 31 #endif
+ − 32
+ − 33 #ifndef HAVE_GETPAGESIZE
+ − 34
+ − 35 #ifdef HAVE_UNISTD_H
+ − 36 #include <unistd.h>
+ − 37 #endif
+ − 38
+ − 39 #ifdef _SC_PAGESIZE
+ − 40 #define getpagesize() sysconf(_SC_PAGESIZE)
+ − 41 #else
+ − 42
+ − 43 #include <sys/param.h>
+ − 44
+ − 45 #ifdef EXEC_PAGESIZE
+ − 46 #define getpagesize() EXEC_PAGESIZE
+ − 47 #else
+ − 48 #ifdef NBPG
+ − 49 #define getpagesize() NBPG * CLSIZE
+ − 50 #ifndef CLSIZE
+ − 51 #define CLSIZE 1
+ − 52 #endif /* no CLSIZE */
+ − 53 #else /* no NBPG */
+ − 54 #if (defined (sparc) && defined (USG)) || defined (SOLARIS2)
+ − 55 #define getpagesize() PAGESIZE
+ − 56 #else /* not Solaris 2 */
+ − 57 #ifdef NBPC
+ − 58 #define getpagesize() NBPC
+ − 59 #else /* no NBPC */
+ − 60 #ifdef PAGESIZE
+ − 61 #define getpagesize() PAGESIZE
+ − 62 #endif
+ − 63 #endif /* NBPC */
+ − 64 #endif /* not Solaris 2 */
+ − 65 #endif /* no NBPG */
+ − 66 #endif /* no EXEC_PAGESIZE */
+ − 67 #endif /* _SC_PAGESIZE */
+ − 68 #endif /* not HAVE_GETPAGESIZE */
+ − 69
440
+ − 70 #endif /* INCLUDED_getpagesize_h_ */
