perl-5.16.2/hints/os2.sh - toolchain/perl - Git at Google

 #! /bin/sh
 # hints/os2.sh
 # This file reflects the tireless work of
 # Ilya Zakharevich <ilya@math.ohio-state.edu>
 #
 # Trimmed and comments added by
 #     Andy Dougherty  <doughera@lafayette.edu>
 #     Exactly what is required beyond a standard OS/2 installation?
 #     (see in README.os2)

 # Note that symbol extraction code gives wrong answers (sometimes?) on
 # gethostent and setsid.

 # Optimization (GNU make 3.74 cannot be loaded :-():
 emxload -m 30 sh.exe ls.exe tr.exe id.exe sed.exe # make.exe
 emxload -m 30 grep.exe egrep.exe fgrep.exe cat.exe rm.exe mv.exe cp.exe
 emxload -m 30 uniq.exe basename.exe sort.exe awk.exe echo.exe

 path_sep=\;

 if test -f $sh.exe; then sh=$sh.exe; fi

 startsh="#!$sh"
 cc='gcc'

 # Make denser object files and DLL
 case "X$optimize" in
   X)
 	optimize="-O2 -fomit-frame-pointer -malign-loops=2 -malign-jumps=2 -malign-functions=2 -s"
 	ld_dll_optimize="-s"
 	;;
 esac

 # Get some standard things (indented to avoid putting in config.sh):
  oifs="$IFS"
  IFS=" ;"
  set $MANPATH
  tryman="$@"
  set $LIBRARY_PATH
  libemx="$@"
  set $C_INCLUDE_PATH
  usrinc="$@"
  IFS="$oifs"
  tryman="`./UU/loc . /man $tryman`"
  tryman="`echo $tryman | tr '\\\' '/'`"

  # indented to avoid having it *two* times at start
  libemx="`./UU/loc os2.a /emx/lib $libemx`"

 usrinc="`./UU/loc stdlib.h /emx/include $usrinc`"
 usrinc="`dirname $usrinc | tr '\\\' '/'`"
 libemx="`dirname $libemx | tr '\\\' '/'`"

 if test -d $tryman/man1; then
   sysman="$tryman/man1"
 else
   sysman="`./UU/loc . /man/man1 c:/man/man1 c:/usr/man/man1 d:/man/man1 d:/usr/man/man1 e:/man/man1 e:/usr/man/man1 f:/man/man1 f:/usr/man/man1 g:/man/man1 g:/usr/man/man1 /usr/man/man1`"
 fi

 emxpath="`dirname $libemx`"
 if test ! -d "$emxpath"; then
   emxpath="`./UU/loc . /emx c:/emx d:/emx e:/emx f:/emx g:/emx h:/emx /emx`"
 fi

 if test ! -d "$libemx"; then
   libemx="$emxpath/lib"
 fi
 if test ! -d "$libemx"; then
   if test -d "$LIBRARY_PATH"; then
     libemx="$LIBRARY_PATH"
   else
     libemx="`./UU/loc . X c:/emx/lib d:/emx/lib e:/emx/lib f:/emx/lib g:/emx/lib h:/emx/lib /emx/lib`"
   fi
 fi

 if test ! -d "$usrinc"; then
   if test -d "$emxpath/include"; then
     usrinc="$emxpath/include"
   else
     if test -d "$C_INCLUDE_PATH"; then
       usrinc="$C_INCLUDE_PATH"
     else
       usrinc="`./UU/loc . X c:/emx/include d:/emx/include e:/emx/include f:/emx/include g:/emx/include h:/emx/include /emx/include`"
     fi
   fi
 fi

 rsx="`./UU/loc rsx.exe undef $pth`"

 if test "$libemx" = "X"; then echo "Cannot find C library!" >&2; fi

 # Acute backslashitis:
 libpth="`echo \"$LIBRARY_PATH\" | tr ';\\\' ' /'`"
 libpth="$libpth $libemx/mt $libemx"

 set `cmd /c emxrev -f emxlibcm`
 emxcrtrev=$5
 # indented to not put it into config.sh
   _defemxcrtrev=-D_EMX_CRT_REV_=$emxcrtrev

 so='dll'

 # Additional definitions:

 firstmakefile='GNUmakefile'
 exe_ext='.exe'

 # We provide it
 i_dlfcn='define'

 # The default one uses exponential notation between 0.0001 and 0.1
 d_Gconvert='gcvt_os2((x),(n),(b))'

 cat > UU/uselongdouble.cbu <<'EOCBU'
 # This script UU/uselongdouble.cbu will get 'called-back' by Configure
 # after it has prompted the user for whether to use long doubles.
 # If we will use them, let Configure choose us a Gconvert.
 case "$uselongdouble:$d_longdbl:$d_sqrtl:$d_modfl" in
 "$define:$define:$define:$define") d_Gconvert='' ;;
 esac
 EOCBU

 # -Zomf build has a problem with _exit() *flushing*, so the test
 # gets confused:
 fflushNULL="define"

 aout_d_shrplib='undef'
 aout_useshrplib='false'
 aout_obj_ext='.o'
 aout_lib_ext='.a'
 aout_ar='ar'
 aout_plibext='.a'
 aout_lddlflags="-Zdll $ld_dll_optimize"

 # -D__ST_MT_ERRNO__ allows a quick relink with -Zmtd to check problems
 # which may be due to linking with -Zmtd DLLs

 # Cannot have 32000K stack: get SYS0170  ?!
 if [ $emxcrtrev -ge 50 ]; then
     aout_ldflags='-Zexe -Zsmall-conv -Zstack 16000 -D__ST_MT_ERRNO__'
 else
     aout_ldflags='-Zexe -Zstack 16000 -D__ST_MT_ERRNO__'
 fi

 # To get into config.sh:
 aout_ldflags="$aout_ldflags"

 aout_d_fork='define'
 aout_ccflags="-DDOSISH -DPERL_IS_AOUT -DOS2=2 -DEMBED -I. $_defemxcrtrev -D__ST_MT_ERRNO__"
 aout_cppflags="-DDOSISH -DPERL_IS_AOUT -DOS2=2 -DEMBED -I. $_defemxcrtrev -D__ST_MT_ERRNO__"
 aout_use_clib='c'
 aout_usedl='undef'
 aout_archobjs="os2.o dl_os2.o"
 # Not listed in dynamic_ext, but needed for AOUT static_ext nevertheless
 aout_extra_static_ext="OS2::DLL"

 # variable which have different values for aout compile
 used_aout='d_shrplib useshrplib plibext lib_ext obj_ext ar plibext d_fork lddlflags ldflags ccflags use_clib usedl archobjs cppflags'

 if [ "$emxaout" != "" ]; then
     d_shrplib="$aout_d_shrplib"
     useshrplib="$aout_useshrplib"
     obj_ext="$aout_obj_ext"
     lib_ext="$aout_lib_ext"
     ar="$aout_ar"
     plibext="$aout_plibext"
     if [ $emxcrtrev -lt 50 ]; then
 	d_fork="$aout_d_fork"
     fi
     lddlflags="$aout_lddlflags"
     ldflags="$aout_ldflags"
     ccflags="$aout_ccflags"
     cppflags="$aout_cppflags"
     use_clib="$aout_use_clib"
     usedl="$aout_usedl"
 else
     d_shrplib='define'
     useshrplib='true'
     obj_ext='.obj'
     lib_ext='.lib'
     ar='emxomfar'
     plibext='.lib'
     if [ $emxcrtrev -ge 50 ]; then
 	d_fork='define'
     else
 	d_fork='undef'
     fi
     lddlflags="-Zdll -Zomf -Zmt -Zcrtdll -Zlinker /e:2"
     # Recursive regmatch may eat 2.5M of stack alone.
     ldflags='-Zexe -Zomf -Zmt -Zcrtdll -Zstack 32000 -Zlinker /e:2'
     if [ $emxcrtrev -ge 50 ]; then
 	ccflags="-Zomf -Zmt -DDOSISH -DOS2=2 -DEMBED -I. $_defemxcrtrev"
     else
 	ccflags="-Zomf -Zmt -DDOSISH -DOS2=2 -DEMBED -I. -DEMX_BAD_SBRK $_defemxcrtrev"
     fi
     use_clib='c_import'
     usedl='define'
 fi

 # indented to miss config.sh
   _ar="$ar"

 # To get into config.sh (should start at the beginning of line)
 # or you can put it into config.over.
 plibext="$plibext"
 # plibext is not needed anymore.  Just directly set $libperl.
 libperl="libperl${plibext}"

 #libc="/emx/lib/st/c_import$lib_ext"
 libc="$libemx/mt/$use_clib$lib_ext"

 if test -r "$libemx/c_alias$lib_ext"; then
     libnames="$libemx/c_alias$lib_ext"
 fi
 # otherwise puts -lc ???

 # [Maybe we should just remove c from $libswanted ?]

 # Test would pick up wrong rand, so we hardwire the value for random()
 libs='-lsocket -lm -lbsd'
 randbits=31
 archobjs="os2$obj_ext dl_os2$obj_ext"

 # Run files without extension with sh:
 EXECSHELL=sh

 cccdlflags='-Zdll'
 dlsrc='dl_dlopen.xs'
 ld='gcc'

 #cppflags='-DDOSISH -DOS2=2 -DEMBED -I.'

 # for speedup: (some patches to ungetc are also needed):
 # Note that without this guy tests 8 and 10 of io/tell.t fail, with it 11 fails

 stdstdunder=`echo "#include <stdio.h>" | cpp | egrep -c "char +\* +_ptr"`
 d_stdstdio='define'
 d_stdiobase='define'
 d_stdio_ptr_lval='define'
 d_stdio_cnt_lval='define'

 if test "$stdstdunder" = 0; then
   stdio_ptr='((fp)->ptr)'
   stdio_cnt='((fp)->rcount)'
   stdio_base='((fp)->buffer)'
   stdio_bufsiz='((fp)->rcount + (fp)->ptr - (fp)->buffer)'
   ccflags="$ccflags -DMYTTYNAME"
   myttyname='define'
 else
   stdio_ptr='((fp)->_ptr)'
   stdio_cnt='((fp)->_rcount)'
   stdio_base='((fp)->_buffer)'
   stdio_bufsiz='((fp)->_rcount + (fp)->_ptr - (fp)->_buffer)'
 fi

 # to put into config.sh
 myttyname="$myttyname"

 # To have manpages installed
 nroff='nroff.cmd'
 # above will be overwritten otherwise, indented to avoid config.sh
   _nroff='nroff.cmd'

 # should be handled automatically by Configure now.
 ln='cp'
 # Will be rewritten otherwise, indented to not put in config.sh
   _ln='cp'
 lns='cp'

 nm_opt='-p'

 ####### We define these functions ourselves

 d_strtoll='define'
 d_strtoull='define'
 d_getprior='define'
 d_setprior='define'
 d_usleep='define'
 d_usleepproto='define'

 # The next two are commented. pdksh handles #!, extproc gives no path part.
 # sharpbang='extproc '
 # shsharp='false'

 # Commented:
 #startsh='extproc ksh\\n#! sh'

 # Find patch:
 gnupatch='patch'
 if (gnupatch -v || gnupatch --version)   2>&1 >/dev/null; then
     gnupatch=gnupatch
 else
     if (gpatch -v || gpatch --version)   2>&1 >/dev/null; then
 	gnupatch=gpatch
     else
 	# They may have a special PATH during configuring
 	if (patch -v || patch --version) 2>&1 >/dev/null; then
 	    gnupatch="`./UU/loc patch.exe undef $pth`"
 	fi
     fi
 fi

 for f in less.exe less.sh less.ksh less.cmd more.exe more.sh more.ksh more.cmd ; do
   if test -z "$pager"; then
     pager="`./UU/loc $f '' $pth`"
   fi
 done
 if test -z "$pager"; then
   pager='cmd /c more'
 fi

 # Apply patches if needed
 case "$0$running_c_cmd" in
   *[/\\]Configure|*[/\\]Configure.|Configure|Configure.) # Skip Configure.cmd
     if test "Xyes" = "X$configure_cmd_loop"; then
 	cat <<EOC >&2
 !!!
 !!! PANIC: Loop of self-invocations detected, aborting!
 !!!
 EOC
 	exit 20
     fi
     configure_cmd_loop=yes
     export configure_cmd_loop

     configure_needs_patch=''
     if test -s ./os2/diff.configure; then
 	if ! grep "^#OS2-PATCH-APPLIED" ./Configure > /dev/null; then
 	    configure_needs_patch=yes
 	fi
     fi
     if test -n "$configure_needs_patch"; then
 	# Not patched!
 	# Restore the initial command line arguments
 	if test -f ./Configure.cmd ; then
 	    cat <<EOC >&2
 !!!
 !!! I see that what is running is ./Configure.
 !!! ./Configure is not patched, but ./Configure.cmd exists.
 !!!
 !!! You are supposed to run Configure.cmd, not Configure
 !!!  after an automagic patching.
 !!!
 !!! If you insist on running Configure, you may
 !!!  patch it manually from ./os2/diff.configure.
 !!!
 !!! However, I went through incredible hoolahoops, and I expect I can
 !!!  auto-restart Configure.cmd myself.  I will start it with arguments:
 !!!
 !!!    Configure.cmd $args_exp
 !!!
 EOC
 	    rp='Do you want to auto-restart Configure.cmd?'
 	    dflt='y'
 	    . UU/myread
 	    case "$ans" in
 		[yY]) echo >&4 "Okay, continuing." ;;
 		*) echo >&4 "Okay, bye."
 		   exit 2
 		   ;;
 	    esac
 	    eval "set X $args_exp";
 	    shift;
 	    # Restore the output
 	    exec Configure.cmd "$@" 1>&2
 	    exit 2
 	fi
 	cat <<EOC >&2
 !!!
 !!! You did not patch ./Configure!
 !!! I can create Configure.cmd and patch it from ./os2/diff.configure with the command
 !!!
 !!!   $gnupatch -b -p1 --output=Configure.cmd <./os2/diff.configure 2>&1 | tee 00_auto_patch
 EOC
 	rp='Do you want to auto-patch Configure to Configure.cmd?'
 	dflt='y'
 	. UU/myread
 	case "$ans" in
 		[yY]) echo >&4 "Okay, continuing." ;;
 		*) echo >&4 "Okay, bye."
 		   exit 2
 		   ;;
 	esac
 	($gnupatch -b -p1 --output=Configure.cmd <./os2/diff.configure 2>&1 | tee 00_auto_patch) >&2
 	cat <<EOC >&2
 !!!
 !!! The report of patching is copied to 00_auto_patch.
 !!! Now we need to restart Configure.cmd with all the options.
 !!!
 EOC
 	echo "extproc sh" > Configure.ctm
 	( cat Configure.cmd >> Configure.ctm && mv -f Configure.ctm Configure.cmd ) || (echo "!!! Failure to add extproc-line to Configure.cmd." >&2 ; exit 21)
 	cat <<EOC >&2
 !!! I went through incredible hoolahoops, and I expect I can
 !!!  auto-restart Configure.cmd myself.  I will start it with arguments:
 !!!
 !!!    Configure.cmd $args_exp
 !!!
 EOC
 	rp='Do you want to auto-restart Configure.cmd?'
 	dflt='y'
 	. UU/myread
 	case "$ans" in
 		[yY]) echo >&4 "Okay, continuing." ;;
 		*) echo >&4 "Okay, bye."
 		   exit 2
 		   ;;
 	esac
 	eval "set X $args_exp";
 	shift;
 	exec Configure.cmd "$@" 1>&2
 	exit 2
     else
 	if test -s ./os2/diff.configure; then
 	    echo "!!! Apparently we are running a patched Configure." >&2
 	else
 	    echo "!!! Apparently there is no need to patch Configure." >&2
 	fi
     fi
     ;;
   *) echo "!!! Apparently we are running a renamed Configure: '$0'." >&2
 esac

 # This script UU/usethreads.cbu will get 'called-back' by Configure
 # after it has prompted the user for whether to use threads.
 cat > UU/usethreads.cbu <<'EOCBU'
 case "$usethreads" in
 $define|true|[yY]*)
 	ccflags="-Zmt $ccflags"
         cppflags="-Zmt $cppflags"  # Do we really need to set this?
         aout_ccflags="-DUSE_THREADS $aout_ccflags"
         aout_cppflags="-DUSE_THREADS $aout_cppflags"
         aout_lddlflags="-Zmt $aout_lddlflags"
         aout_ldflags="-Zmt $aout_ldflags"
 	;;
 esac
 EOCBU

 if test -z "$cryptlib"; then
 	cryptlib=`UU/loc crypt$lib_ext "" $libpth`
 	if $test -n "$cryptlib"; then
 		cryptlib=-lcrypt
 	else
 		cryptlib=`UU/loc ufc$lib_ext "" $libpth`
 		if $test -n "$cryptlib"; then
 			cryptlib=-lufc
 		fi
 	fi
 fi
 if test -n "$cryptlib"; then
 	libs="$libs $cryptlib"
 	# d_crypt=define
 fi

 # Now install the external modules. We are in the ./hints directory.

 cd ./os2/OS2

 cp -rfu * ../../ext/

 # Install tests:

 cp -uf ../*.t ../../t/lib
 for xxx in * ; do
 	if $test -d $xxx/t; then
 		cp -uf $xxx/t/*.t ../../t/lib
 	else
 		if $test -d $xxx; then
 			cd $xxx
 			for yyy in * ; do
 				if $test -d $yyy/t; then
 				    cp -uf $yyy/t/*.t ../../t/lib
 				fi
 			done
 			cd ..
 		fi
 	fi
 done

 case "$ldlibpthname" in
 '') ldlibpthname=none ;;
 esac

 # Now go back
 cd ../..
 cp os2/*.t t/lib
	#! /bin/sh
	# hints/os2.sh
	# This file reflects the tireless work of
	# Ilya Zakharevich <ilya@math.ohio-state.edu>
	#
	# Trimmed and comments added by
	# Andy Dougherty <doughera@lafayette.edu>
	# Exactly what is required beyond a standard OS/2 installation?
	# (see in README.os2)

	# Note that symbol extraction code gives wrong answers (sometimes?) on
	# gethostent and setsid.

	# Optimization (GNU make 3.74 cannot be loaded :-():
	emxload -m 30 sh.exe ls.exe tr.exe id.exe sed.exe # make.exe
	emxload -m 30 grep.exe egrep.exe fgrep.exe cat.exe rm.exe mv.exe cp.exe
	emxload -m 30 uniq.exe basename.exe sort.exe awk.exe echo.exe

	path_sep=\;

	if test -f $sh.exe; then sh=$sh.exe; fi

	startsh="#!$sh"
	cc='gcc'

	# Make denser object files and DLL
	case "X$optimize" in
	X)
	optimize="-O2 -fomit-frame-pointer -malign-loops=2 -malign-jumps=2 -malign-functions=2 -s"
	ld_dll_optimize="-s"
	;;
	esac

	# Get some standard things (indented to avoid putting in config.sh):
	oifs="$IFS"
	IFS=" ;"
	set $MANPATH
	tryman="$@"
	set $LIBRARY_PATH
	libemx="$@"
	set $C_INCLUDE_PATH
	usrinc="$@"
	IFS="$oifs"
	tryman="`./UU/loc . /man $tryman`"
	tryman="`echo $tryman \| tr '\\\' '/'`"

	# indented to avoid having it two times at start
	libemx="`./UU/loc os2.a /emx/lib $libemx`"

	usrinc="`./UU/loc stdlib.h /emx/include $usrinc`"
	usrinc="`dirname $usrinc \| tr '\\\' '/'`"
	libemx="`dirname $libemx \| tr '\\\' '/'`"

	if test -d $tryman/man1; then
	sysman="$tryman/man1"
	else
	sysman="`./UU/loc . /man/man1 c:/man/man1 c:/usr/man/man1 d:/man/man1 d:/usr/man/man1 e:/man/man1 e:/usr/man/man1 f:/man/man1 f:/usr/man/man1 g:/man/man1 g:/usr/man/man1 /usr/man/man1`"
	fi

	emxpath="`dirname $libemx`"
	if test ! -d "$emxpath"; then
	emxpath="`./UU/loc . /emx c:/emx d:/emx e:/emx f:/emx g:/emx h:/emx /emx`"
	fi

	if test ! -d "$libemx"; then
	libemx="$emxpath/lib"
	fi
	if test ! -d "$libemx"; then
	if test -d "$LIBRARY_PATH"; then
	libemx="$LIBRARY_PATH"
	else
	libemx="`./UU/loc . X c:/emx/lib d:/emx/lib e:/emx/lib f:/emx/lib g:/emx/lib h:/emx/lib /emx/lib`"
	fi
	fi

	if test ! -d "$usrinc"; then
	if test -d "$emxpath/include"; then
	usrinc="$emxpath/include"
	else
	if test -d "$C_INCLUDE_PATH"; then
	usrinc="$C_INCLUDE_PATH"
	else
	usrinc="`./UU/loc . X c:/emx/include d:/emx/include e:/emx/include f:/emx/include g:/emx/include h:/emx/include /emx/include`"
	fi
	fi
	fi

	rsx="`./UU/loc rsx.exe undef $pth`"

	if test "$libemx" = "X"; then echo "Cannot find C library!" >&2; fi

	# Acute backslashitis:
	libpth="`echo \"$LIBRARY_PATH\" \| tr ';\\\' ' /'`"
	libpth="$libpth $libemx/mt $libemx"

	set `cmd /c emxrev -f emxlibcm`
	emxcrtrev=$5
	# indented to not put it into config.sh
	_defemxcrtrev=-D_EMX_CRT_REV_=$emxcrtrev

	so='dll'

	# Additional definitions:

	firstmakefile='GNUmakefile'
	exe_ext='.exe'

	# We provide it
	i_dlfcn='define'

	# The default one uses exponential notation between 0.0001 and 0.1
	d_Gconvert='gcvt_os2((x),(n),(b))'

	cat > UU/uselongdouble.cbu <<'EOCBU'
	# This script UU/uselongdouble.cbu will get 'called-back' by Configure
	# after it has prompted the user for whether to use long doubles.
	# If we will use them, let Configure choose us a Gconvert.
	case "$uselongdouble:$d_longdbl:$d_sqrtl:$d_modfl" in
	"$define:$define:$define:$define") d_Gconvert='' ;;
	esac
	EOCBU

	# -Zomf build has a problem with _exit() flushing, so the test
	# gets confused:
	fflushNULL="define"

	aout_d_shrplib='undef'
	aout_useshrplib='false'
	aout_obj_ext='.o'
	aout_lib_ext='.a'
	aout_ar='ar'
	aout_plibext='.a'
	aout_lddlflags="-Zdll $ld_dll_optimize"

	# -D__ST_MT_ERRNO__ allows a quick relink with -Zmtd to check problems
	# which may be due to linking with -Zmtd DLLs

	# Cannot have 32000K stack: get SYS0170 ?!
	if [ $emxcrtrev -ge 50 ]; then
	aout_ldflags='-Zexe -Zsmall-conv -Zstack 16000 -D__ST_MT_ERRNO__'
	else
	aout_ldflags='-Zexe -Zstack 16000 -D__ST_MT_ERRNO__'
	fi

	# To get into config.sh:
	aout_ldflags="$aout_ldflags"

	aout_d_fork='define'
	aout_ccflags="-DDOSISH -DPERL_IS_AOUT -DOS2=2 -DEMBED -I. $_defemxcrtrev -D__ST_MT_ERRNO__"
	aout_cppflags="-DDOSISH -DPERL_IS_AOUT -DOS2=2 -DEMBED -I. $_defemxcrtrev -D__ST_MT_ERRNO__"
	aout_use_clib='c'
	aout_usedl='undef'
	aout_archobjs="os2.o dl_os2.o"
	# Not listed in dynamic_ext, but needed for AOUT static_ext nevertheless
	aout_extra_static_ext="OS2::DLL"

	# variable which have different values for aout compile
	used_aout='d_shrplib useshrplib plibext lib_ext obj_ext ar plibext d_fork lddlflags ldflags ccflags use_clib usedl archobjs cppflags'

	if [ "$emxaout" != "" ]; then
	d_shrplib="$aout_d_shrplib"
	useshrplib="$aout_useshrplib"
	obj_ext="$aout_obj_ext"
	lib_ext="$aout_lib_ext"
	ar="$aout_ar"
	plibext="$aout_plibext"
	if [ $emxcrtrev -lt 50 ]; then
	d_fork="$aout_d_fork"
	fi
	lddlflags="$aout_lddlflags"
	ldflags="$aout_ldflags"
	ccflags="$aout_ccflags"
	cppflags="$aout_cppflags"
	use_clib="$aout_use_clib"
	usedl="$aout_usedl"
	else
	d_shrplib='define'
	useshrplib='true'
	obj_ext='.obj'
	lib_ext='.lib'
	ar='emxomfar'
	plibext='.lib'
	if [ $emxcrtrev -ge 50 ]; then
	d_fork='define'
	else
	d_fork='undef'
	fi
	lddlflags="-Zdll -Zomf -Zmt -Zcrtdll -Zlinker /e:2"
	# Recursive regmatch may eat 2.5M of stack alone.
	ldflags='-Zexe -Zomf -Zmt -Zcrtdll -Zstack 32000 -Zlinker /e:2'
	if [ $emxcrtrev -ge 50 ]; then
	ccflags="-Zomf -Zmt -DDOSISH -DOS2=2 -DEMBED -I. $_defemxcrtrev"
	else
	ccflags="-Zomf -Zmt -DDOSISH -DOS2=2 -DEMBED -I. -DEMX_BAD_SBRK $_defemxcrtrev"
	fi
	use_clib='c_import'
	usedl='define'
	fi

	# indented to miss config.sh
	_ar="$ar"

	# To get into config.sh (should start at the beginning of line)
	# or you can put it into config.over.
	plibext="$plibext"
	# plibext is not needed anymore. Just directly set $libperl.
	libperl="libperl${plibext}"

	#libc="/emx/lib/st/c_import$lib_ext"
	libc="$libemx/mt/$use_clib$lib_ext"

	if test -r "$libemx/c_alias$lib_ext"; then
	libnames="$libemx/c_alias$lib_ext"
	fi
	# otherwise puts -lc ???

	# [Maybe we should just remove c from $libswanted ?]

	# Test would pick up wrong rand, so we hardwire the value for random()
	libs='-lsocket -lm -lbsd'
	randbits=31
	archobjs="os2$obj_ext dl_os2$obj_ext"

	# Run files without extension with sh:
	EXECSHELL=sh

	cccdlflags='-Zdll'
	dlsrc='dl_dlopen.xs'
	ld='gcc'

	#cppflags='-DDOSISH -DOS2=2 -DEMBED -I.'

	# for speedup: (some patches to ungetc are also needed):
	# Note that without this guy tests 8 and 10 of io/tell.t fail, with it 11 fails

	stdstdunder=`echo "#include <stdio.h>" \| cpp \| egrep -c "char +\* +_ptr"`
	d_stdstdio='define'
	d_stdiobase='define'
	d_stdio_ptr_lval='define'
	d_stdio_cnt_lval='define'

	if test "$stdstdunder" = 0; then
	stdio_ptr='((fp)->ptr)'
	stdio_cnt='((fp)->rcount)'
	stdio_base='((fp)->buffer)'
	stdio_bufsiz='((fp)->rcount + (fp)->ptr - (fp)->buffer)'
	ccflags="$ccflags -DMYTTYNAME"
	myttyname='define'
	else
	stdio_ptr='((fp)->_ptr)'
	stdio_cnt='((fp)->_rcount)'
	stdio_base='((fp)->_buffer)'
	stdio_bufsiz='((fp)->_rcount + (fp)->_ptr - (fp)->_buffer)'
	fi

	# to put into config.sh
	myttyname="$myttyname"

	# To have manpages installed
	nroff='nroff.cmd'
	# above will be overwritten otherwise, indented to avoid config.sh
	_nroff='nroff.cmd'

	# should be handled automatically by Configure now.
	ln='cp'
	# Will be rewritten otherwise, indented to not put in config.sh
	_ln='cp'
	lns='cp'

	nm_opt='-p'

	####### We define these functions ourselves

	d_strtoll='define'
	d_strtoull='define'
	d_getprior='define'
	d_setprior='define'
	d_usleep='define'
	d_usleepproto='define'

	# The next two are commented. pdksh handles #!, extproc gives no path part.
	# sharpbang='extproc '
	# shsharp='false'

	# Commented:
	#startsh='extproc ksh\\n#! sh'

	# Find patch:
	gnupatch='patch'
	if (gnupatch -v \|\| gnupatch --version) 2>&1 >/dev/null; then
	gnupatch=gnupatch
	else
	if (gpatch -v \|\| gpatch --version) 2>&1 >/dev/null; then
	gnupatch=gpatch
	else
	# They may have a special PATH during configuring
	if (patch -v \|\| patch --version) 2>&1 >/dev/null; then
	gnupatch="`./UU/loc patch.exe undef $pth`"
	fi
	fi
	fi

	for f in less.exe less.sh less.ksh less.cmd more.exe more.sh more.ksh more.cmd ; do
	if test -z "$pager"; then
	pager="`./UU/loc $f '' $pth`"
	fi
	done
	if test -z "$pager"; then
	pager='cmd /c more'
	fi

	# Apply patches if needed
	case "$0$running_c_cmd" in
	[/\\]Configure\|[/\\]Configure.\|Configure\|Configure.) # Skip Configure.cmd
	if test "Xyes" = "X$configure_cmd_loop"; then
	cat <<EOC >&2
	!!!
	!!! PANIC: Loop of self-invocations detected, aborting!
	!!!
	EOC
	exit 20
	fi
	configure_cmd_loop=yes
	export configure_cmd_loop

	configure_needs_patch=''
	if test -s ./os2/diff.configure; then
	if ! grep "^#OS2-PATCH-APPLIED" ./Configure > /dev/null; then
	configure_needs_patch=yes
	fi
	fi
	if test -n "$configure_needs_patch"; then
	# Not patched!
	# Restore the initial command line arguments
	if test -f ./Configure.cmd ; then
	cat <<EOC >&2
	!!!
	!!! I see that what is running is ./Configure.
	!!! ./Configure is not patched, but ./Configure.cmd exists.
	!!!
	!!! You are supposed to run Configure.cmd, not Configure
	!!! after an automagic patching.
	!!!
	!!! If you insist on running Configure, you may
	!!! patch it manually from ./os2/diff.configure.
	!!!
	!!! However, I went through incredible hoolahoops, and I expect I can
	!!! auto-restart Configure.cmd myself. I will start it with arguments:
	!!!
	!!! Configure.cmd $args_exp
	!!!
	EOC
	rp='Do you want to auto-restart Configure.cmd?'
	dflt='y'
	. UU/myread
	case "$ans" in
	[yY]) echo >&4 "Okay, continuing." ;;
	*) echo >&4 "Okay, bye."
	exit 2
	;;
	esac
	eval "set X $args_exp";
	shift;
	# Restore the output
	exec Configure.cmd "$@" 1>&2
	exit 2
	fi
	cat <<EOC >&2
	!!!
	!!! You did not patch ./Configure!
	!!! I can create Configure.cmd and patch it from ./os2/diff.configure with the command
	!!!
	!!! $gnupatch -b -p1 --output=Configure.cmd <./os2/diff.configure 2>&1 \| tee 00_auto_patch
	EOC
	rp='Do you want to auto-patch Configure to Configure.cmd?'
	dflt='y'
	. UU/myread
	case "$ans" in
	[yY]) echo >&4 "Okay, continuing." ;;
	*) echo >&4 "Okay, bye."
	exit 2
	;;
	esac
	($gnupatch -b -p1 --output=Configure.cmd <./os2/diff.configure 2>&1 \| tee 00_auto_patch) >&2
	cat <<EOC >&2
	!!!
	!!! The report of patching is copied to 00_auto_patch.
	!!! Now we need to restart Configure.cmd with all the options.
	!!!
	EOC
	echo "extproc sh" > Configure.ctm
	( cat Configure.cmd >> Configure.ctm && mv -f Configure.ctm Configure.cmd ) \|\| (echo "!!! Failure to add extproc-line to Configure.cmd." >&2 ; exit 21)
	cat <<EOC >&2
	!!! I went through incredible hoolahoops, and I expect I can
	!!! auto-restart Configure.cmd myself. I will start it with arguments:
	!!!
	!!! Configure.cmd $args_exp
	!!!
	EOC
	rp='Do you want to auto-restart Configure.cmd?'
	dflt='y'
	. UU/myread
	case "$ans" in
	[yY]) echo >&4 "Okay, continuing." ;;
	*) echo >&4 "Okay, bye."
	exit 2
	;;
	esac
	eval "set X $args_exp";
	shift;
	exec Configure.cmd "$@" 1>&2
	exit 2
	else
	if test -s ./os2/diff.configure; then
	echo "!!! Apparently we are running a patched Configure." >&2
	else
	echo "!!! Apparently there is no need to patch Configure." >&2
	fi
	fi
	;;
	*) echo "!!! Apparently we are running a renamed Configure: '$0'." >&2
	esac

	# This script UU/usethreads.cbu will get 'called-back' by Configure
	# after it has prompted the user for whether to use threads.
	cat > UU/usethreads.cbu <<'EOCBU'
	case "$usethreads" in
	$define\|true\|[yY]*)
	ccflags="-Zmt $ccflags"
	cppflags="-Zmt $cppflags" # Do we really need to set this?
	aout_ccflags="-DUSE_THREADS $aout_ccflags"
	aout_cppflags="-DUSE_THREADS $aout_cppflags"
	aout_lddlflags="-Zmt $aout_lddlflags"
	aout_ldflags="-Zmt $aout_ldflags"
	;;
	esac
	EOCBU

	if test -z "$cryptlib"; then
	cryptlib=`UU/loc crypt$lib_ext "" $libpth`
	if $test -n "$cryptlib"; then
	cryptlib=-lcrypt
	else
	cryptlib=`UU/loc ufc$lib_ext "" $libpth`
	if $test -n "$cryptlib"; then
	cryptlib=-lufc
	fi
	fi
	fi
	if test -n "$cryptlib"; then
	libs="$libs $cryptlib"
	# d_crypt=define
	fi

	# Now install the external modules. We are in the ./hints directory.

	cd ./os2/OS2

	cp -rfu * ../../ext/

	# Install tests:

	cp -uf ../*.t ../../t/lib
	for xxx in * ; do
	if $test -d $xxx/t; then
	cp -uf $xxx/t/*.t ../../t/lib
	else
	if $test -d $xxx; then
	cd $xxx
	for yyy in * ; do
	if $test -d $yyy/t; then
	cp -uf $yyy/t/*.t ../../t/lib
	fi
	done
	cd ..
	fi
	fi
	done

	case "$ldlibpthname" in
	'') ldlibpthname=none ;;
	esac

	# Now go back
	cd ../..
	cp os2/*.t t/lib