scallop 0.0.30

Wrapper library for bash
Documentation 
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/* Emulation of getpagesize() for systems that need it.
   Copyright (C) 1991-2003 Free Software Foundation, Inc.

   This file is part of GNU Bash, the Bourne-Again SHell.

   Bash is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Bash is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with Bash.  If not, see <http://www.gnu.org/licenses/>.
*/

#if defined (HAVE_UNISTD_H)
#  ifdef _MINIX
#    include <sys/types.h>
#  endif
#  include <unistd.h>
#  if defined (_SC_PAGESIZE)
#    define getpagesize() sysconf(_SC_PAGESIZE)
#  else
#    if defined (_SC_PAGE_SIZE)
#      define getpagesize() sysconf(_SC_PAGE_SIZE)
#    endif /* _SC_PAGE_SIZE */
#  endif /* _SC_PAGESIZE */
#endif

#if !defined (getpagesize)
#  if defined (HAVE_SYS_PARAM_H)
#    include <sys/param.h>
#  endif
#  if defined (PAGESIZE)
#     define getpagesize() PAGESIZE
#  else /* !PAGESIZE */
#    if defined (EXEC_PAGESIZE)
#      define getpagesize() EXEC_PAGESIZE
#    else /* !EXEC_PAGESIZE */
#      if defined (NBPG)
#        if !defined (CLSIZE)
#          define CLSIZE 1
#        endif /* !CLSIZE */
#        define getpagesize() (NBPG * CLSIZE)
#      else /* !NBPG */
#        if defined (NBPC)
#          define getpagesize() NBPC
#        endif /* NBPC */
#      endif /* !NBPG */
#    endif /* !EXEC_PAGESIZE */
#  endif /* !PAGESIZE */
#endif /* !getpagesize */

#if !defined (getpagesize)
#  define getpagesize() 4096  /* Just punt and use reasonable value */
#endif