#!/bin/sh

# Copyright (c) 1993 Eric P. Allman
# Copyright (c) 1993 The Regents of the University of California.
# All rights reserved.
#
# %sccs.include.redist.sh%
#
#       @(#)makesendmail	8.14 (Berkeley) 01/08/95
#

#
#  A quick-and-dirty script to compile sendmail in the presence of
#  multiple architectures and Makefiles.
#

if [ -d /LocalApps -a ! -f /bin/uname -a ! -f /usr/bin/uname ]
then
	# probably a NeXT box
	arch=NeXT
	os=Mach
	rel=`strings /mach | grep Mach | sed -e 's/.* Mach //' -e 's/:.*//'`
else
	arch=`uname -m | sed -e 's/ //g'`
	os=`uname -s`
	rel=`uname -r`
fi

# tweak machine architecture
case $arch
in
  sun4*)	arch=sun4;;

  9000/*)	arch=`echo $arch | sed -e 's/9000.//' -e 's/..$/xx/'`;;
esac

# tweak operating system type
case $os
in
  DYNIX/ptx)	os=PTX;;
  Paragon*)	os=Paragon;;
esac

# tweak operating system release
rbase=`echo $rel | sed 's/\..*//''`

# heuristic tweaks to clean up names
if [ "$os" = "unix" ]
then
	# might be Altos System V
	case $rel
	in
	  5.3*)		os=Altos;;
	esac
fi

if [ -r /unix -a -r /usr/lib/libseq.a -a -r /lib/cpp ]
then
	# might be a DYNIX/ptx 2.x system, which has a broken uname
	if strings /lib/cpp | grep _SEQUENT_ > /dev/null
	then
		os=PTX
	fi
fi

# now try to find a reasonable object directory
if [ -r obj.$os.$arch.$rel ]; then
	obj=obj.$os.$arch.$rel
elif [ -r obj.$os.$arch.$rbase.x ]; then
	obj=obj.$os.$arch.$rbase.x
elif [ -r obj.$os.$rel ]; then
	obj=obj.$os.$rel
elif [ -r obj.$os.$rbase.x ]; then
	obj=obj.$os.$rbase.x
elif [ -r obj.$os.$arch ]; then
	obj=obj.$os.$arch
elif [ -r obj.$arch.$rel ]; then
	obj=obj.$arch.$rel
elif [ -r obj.$arch.$rbase.x ]; then
	obj=obj.$arch.$rbase.x
elif [ -r obj.$os ]; then
	obj=obj.$os
elif [ -r obj.$arch ]; then
	obj=obj.$arch
elif [ -r obj.$rel ]; then
	obj=obj.$rel
else
	# no existing obj directory -- try to create one if Makefile found
	obj=obj.$os.$arch.$rel
	if [ -r Makefiles/Makefile.$os.$arch.$rel ]; then
		makefile=Makefile.$os.$arch.$rel
	elif [ -r Makefiles/Makefile.$os.$arch.$rbase.x ]; then
		makefile=Makefile.$os.$arch.$rbase.x
	elif [ -r Makefiles/Makefile.$os.$rel ]; then
		makefile=Makefile.$os.$rel
	elif [ -r Makefiles/Makefile.$os.$rbase.x ]; then
		makefile=Makefile.$os.$rbase.x
	elif [ -r Makefiles/Makefile.$os.$arch ]; then
		makefile=Makefile.$os.$arch
	elif [ -r Makefiles/Makefile.$arch.$rel ]; then
		makefile=Makefile.$arch.$rel
	elif [ -r Makefiles/Makefile.$arch.$rbase.x ]; then
		makefile=Makefile.$arch.$rbase.x
	elif [ -r Makefiles/Makefile.$os ]; then
		makefile=Makefile.$os
	elif [ -r Makefiles/Makefile.$arch ]; then
		makefile=Makefile.$arch
	elif [ -r Makefiles/Makefile.$rel ]; then
		makefile=Makefile.$rel
	else
		echo "Cannot determine how to support $arch.$os.$rel"
		exit 1
	fi
	echo "Creating $obj using $makefile"
	mkdir $obj
	(cd $obj; ln -s ../*.[ch158] ../sendmail.hf .; ln -s ../Makefiles/$makefile Makefile)
fi
echo "Making in $obj"
cd $obj
if [ $# = 0 ]
then
	exec ${MAKE-make}
else
	exec ${MAKE-make} "$@"
fi