config/prep_buildtree

   1 #! /bin/sh
   2
   3 # This script prepares a PostgreSQL build tree.  It is intended
   4 # to be run by the configure script.
   5
   6 me=`basename $0`
   7
   8 help="\
   9 Usage: $me sourcetree [buildtree]"
  10
  11 if test -z "$1"; then
  12     echo "$help" 1>&2
  13     exit 1
  14 elif test x"$1" = x"--help"; then
  15     echo "$help"
  16     exit 0
  17 fi
  18
  19 unset CDPATH
  20
  21 sourcetree=`cd $1 && pwd`
  22
  23 buildtree=`cd ${2:-'.'} && pwd`
  24
  25 # We must not auto-create the subdirectories holding built documentation.
  26 # If we did, it would interfere with installation of prebuilt docs from
  27 # the source tree, if a VPATH build is done from a distribution tarball.
  28 # See bug #5595.
  29 for item in `find "$sourcetree" -type d \( \( -name CVS -prune \) -o \( -name .git -prune \) -o -print \) | grep -v "$sourcetree/doc/src/sgml/\+"`; do
  30     subdir=`expr "$item" : "$sourcetree\(.*\)"`
  31     if test ! -d "$buildtree/$subdir"; then
  32         mkdir -p "$buildtree/$subdir" || exit 1
  33     fi
  34 done
  35
  36 for item in `find "$sourcetree" -name Makefile -print -o -name GNUmakefile -print | grep -v "$sourcetree/doc/src/sgml/images/"`; do
  37     filename=`expr "$item" : "$sourcetree\(.*\)"`
  38     if test ! -f "${item}.in"; then
  39         if cmp "$item" "$buildtree/$filename" >/dev/null 2>&1; then : ; else
  40             ln -fs "$item" "$buildtree/$filename" || exit 1
  41         fi
  42     fi
  43 done
  44
  45 exit 0