*** pgsql/configure.in	2008/02/24 05:21:54	1.552
--- pgsql/configure.in	2008/03/10 20:06:27	1.553
***************
*** 1,5 ****
  dnl Process this file with autoconf to produce a configure script.
! dnl $PostgreSQL: pgsql/configure.in,v 1.551 2008/02/19 01:05:28 momjian Exp $
  dnl
  dnl Developers, please strive to achieve this order:
  dnl
--- 1,5 ----
  dnl Process this file with autoconf to produce a configure script.
! dnl $PostgreSQL: pgsql/configure.in,v 1.552 2008/02/24 05:21:54 tgl Exp $
  dnl
  dnl Developers, please strive to achieve this order:
  dnl
*************** AC_SUBST(DTRACEFLAGS)])
*** 218,223 ****
--- 218,229 ----
  AC_SUBST(enable_dtrace)
  
  #
+ # Data file segmentation
+ #
+ PGAC_ARG_BOOL(enable, segmented-files, yes,
+               [  --disable-segmented-files disable data file segmentation (requires largefile support)])
+ 
+ #
  # C compiler
  #
  
*************** if test $ac_cv_func_fseeko = yes; then
*** 1411,1416 ****
--- 1417,1429 ----
  AC_SYS_LARGEFILE
  fi
  
+ # Check for largefile support (must be after AC_SYS_LARGEFILE)
+ AC_CHECK_SIZEOF([off_t])
+ 
+ if test "$ac_cv_sizeof_off_t" -lt 8 -o "$enable_segmented_files" = "yes"; then 
+   AC_DEFINE([USE_SEGMENTED_FILES], 1, [Define to split data files into 1GB segments.]) 
+ fi
+ 
  # SunOS doesn't handle negative byte comparisons properly with +/- return
  AC_FUNC_MEMCMP