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Language/OS - Multiplatform Resource Library
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LANGUAGE OS.iso
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gnu
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screen32.lha
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screen-3.2b
/
configure
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1992-10-28
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#!/bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf.
# Copyright (C) 1991, 1992 Free Software Foundation, Inc.
# This program 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 2, or (at your option)
# any later version.
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
# Usage: configure [--srcdir=DIR] [--host=HOST] [--gas] [--nfp] [--no-create]
# [--prefix=PREFIX] [--exec_prefix=PREFIX] [--with-PROGRAM] [TARGET]
# Ignores all args except --srcdir, --prefix, --exec_prefix, and --no-create.
trap 'rm -f conftest* core; exit 1' 1 3 15
for arg
do
# Handle --exec_prefix with a space before the argument.
if test x$next_exec_prefix = xyes; then exec_prefix=$arg; next_exec_prefix=
# Handle --host with a space before the argument.
elif test x$next_host = xyes; then next_host=
# Handle --prefix with a space before the argument.
elif test x$next_prefix = xyes; then prefix=$arg; next_prefix=
# Handle --srcdir with a space before the argument.
elif test x$next_srcdir = xyes; then srcdir=$arg; next_srcdir=
else
case $arg in
-exec_prefix=* | --exec_prefix=* | --exec_prefi=* | --exec_pref=* | --exec_pre=* | --exec_pr=* | --exec_p=* | --exec_=* | --exec=* | --exe=* | --ex=* | --e=*)
exec_prefix=`echo $arg | sed 's/[-a-z_]*=//'` ;;
-exec_prefix | --exec_prefix | --exec_prefi | --exec_pref | --exec_pre | --exec_pr | --exec_p | --exec_ | --exec | --exe | --ex | --e)
next_exec_prefix=yes ;;
-gas | --gas | --ga | --g) ;;
-host=* | --host=* | --hos=* | --ho=* | --h=*) ;;
-host | --host | --hos | --ho | --h)
next_host=yes ;;
-nfp | --nfp | --nf) ;;
-no-create | --no-create | --no-creat | --no-crea | --no-cre | --no-cr | --no-c | --no- | --no)
no_create=1 ;;
-prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
prefix=`echo $arg | sed 's/[-a-z_]*=//'` ;;
-prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
next_prefix=yes ;;
-srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=* | --s=*)
srcdir=`echo $arg | sed 's/[-a-z_]*=//'` ;;
-srcdir | --srcdir | --srcdi | --srcd | --src | --sr | --s)
next_srcdir=yes ;;
-with-* | --with-*) ;;
*) ;;
esac
fi
done
rm -f conftest*
compile='${CC-cc} $DEFS conftest.c -o conftest $LIBS >/dev/null 2>&1'
# A filename unique to this package, relative to the directory that
# configure is in, which we can look for to find out if srcdir is correct.
unique_file=screen.c
# Find the source files, if location was not specified.
if test -z "$srcdir"; then
srcdirdefaulted=yes
# Try the directory containing this script, then `..'.
prog=$0
confdir=`echo $prog|sed 's%/[^/][^/]*$%%'`
test "X$confdir" = "X$prog" && confdir=.
srcdir=$confdir
if test ! -r $srcdir/$unique_file; then
srcdir=..
fi
fi
if test ! -r $srcdir/$unique_file; then
if test x$srcdirdefaulted = xyes; then
echo "configure: Can not find sources in \`${confdir}' or \`..'." 1>&2
else
echo "configure: Can not find sources in \`${srcdir}'." 1>&2
fi
exit 1
fi
# Preserve a srcdir of `.' to avoid automounter screwups with pwd.
# But we can't avoid them for `..', to make subdirectories work.
case $srcdir in
.|/*|~*) ;;
*) srcdir=`cd $srcdir; pwd` ;; # Make relative path absolute.
esac
compile='rm -f conftest.t;
mv conftest.c conftest.t;
echo "$DEFS" > conftest.c;
cat conftest.t >> conftest.c;
rm -f conftest.t;
${CC-cc} conftest.c -o conftest $LIBS >/dev/null 2>&1'
if test -z "$CC"; then
echo checking for gcc
saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH; do
test -z "$dir" && dir=.
if test -f $dir/gcc; then
CC="gcc"
break
fi
done
IFS="$saveifs"
fi
test -z "$CC" && CC="cc"
# Find out if we are using GNU C, under whatever name.
cat <<EOF > conftest.c
#ifdef __GNUC__
yes
#endif
EOF
${CC-cc} -E conftest.c > conftest.out 2>&1
if egrep yes conftest.out >/dev/null 2>&1; then
GCC=1 # For later tests.
CC="$CC -O"
fi
rm -f conftest*
echo checking how to run the C preprocessor
if test -z "$CPP"; then
CPP='${CC-cc} -E'
cat <<EOF > conftest.c
$DEFS
#include <stdio.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
:
else
CPP=/lib/cpp
fi
rm -f conftest*
fi
if test -n "$GCC"; then
echo checking whether -traditional is needed
pattern="Autoconf.*'x'"
prog='#include <sgtty.h>
Autoconf TIOCGETP'
cat <<EOF > conftest.c
$DEFS
$prog
EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "$pattern" conftest.out >/dev/null 2>&1; then
need_trad=1
fi
rm -f conftest*
if test -z "$need_trad"; then
prog='#include <termio.h>
Autoconf TCGETA'
cat <<EOF > conftest.c
$DEFS
$prog
EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "$pattern" conftest.out >/dev/null 2>&1; then
need_trad=1
fi
rm -f conftest*
fi
test -n "$need_trad" && CC="$CC -traditional"
fi
# Make sure to not get the incompatible SysV /etc/install and
# /usr/sbin/install, which might be in PATH before a BSD-like install,
# or the SunOS /usr/etc/install directory, or the AIX /bin/install.
if test -z "$INSTALL"; then
echo checking for install
saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH; do
test -z "$dir" && dir=.
case $dir in
/etc|/usr/sbin|/usr/etc) ;;
*)
if test -f $dir/install; then
if grep dspmsg $dir/install >/dev/null 2>&1; then
: # AIX
else
INSTALL="$dir/install -c"
INSTALL_PROGRAM='$(INSTALL)'
INSTALL_DATA='$(INSTALL) -m 644'
break
fi
fi
;;
esac
done
IFS="$saveifs"
fi
INSTALL=${INSTALL-cp}
INSTALL_PROGRAM=${INSTALL_PROGRAM-'$(INSTALL)'}
INSTALL_DATA=${INSTALL_DATA-'$(INSTALL)'}
echo checking for POSIXized ISC
if test -d /etc/conf/kconfig.d &&
grep _POSIX_VERSION /usr/include/sys/unistd.h >/dev/null 2>&1
then
ISC=1 # If later tests want to check for ISC.
DEFS="${DEFS}#define _POSIX_SOURCE 1
"
if test -n "$GCC"; then
CC="$CC -posix"
else
CC="$CC -Xp"
fi
fi
if test -n "$ISC"; then
DEFS="${DEFS}#define ISC 1
" LIBS="$LIBS -linet"
fi
echo checking for RiscOS
if test -f /lib/libmld.a; then # RiscOS.
test -z "$GCC" && CC="$CC -systype bsd43"
DEFS="${DEFS}#define MIPS 1
" LIBS="$LIBS -lmld" # for loadavg.
fi
echo checking for Ultrix
cat <<EOF > conftest.c
$DEFS
#if defined(ultrix) || defined(__ultrix) || defined(__ultrix)
yes
#endif
EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
ULTRIX=1
fi
rm -f conftest*
if test -n "$ULTRIX"; then
test -z "$GCC" && CC="$CC -YBSD"
else
# POSIX termios is broken on Ultrix so don't look for it.
echo checking for POSIX.1
cat <<EOF > conftest.c
$DEFS
#include <sys/types.h>
#include <unistd.h>
main () {
#ifdef _POSIX_VERSION
yes
#endif
EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
DEFS="${DEFS}#define POSIX 1
"
fi
rm -f conftest*
fi
echo checking for BSD job control
echo "#include <sys/types.h>
#include <sys/ioctl.h>
main() { exit(0); } t() { int x = TIOCNOTTY; }" > conftest.c
if eval $compile; then
DEFS="${DEFS}#define BSDJOBS 1
"
fi
rm -f conftest*
echo checking for termio or termios
cat <<EOF > conftest.c
$DEFS
#include <termios.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define TERMIO 1
"
fi
rm -f conftest*
cat <<EOF > conftest.c
$DEFS
#include <termio.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define TERMIO 1
"
fi
rm -f conftest*
echo checking for termcap or terminfo
if test ! -f /etc/termcap && test ! -f /usr/share/lib/termcap; then
DEFS="${DEFS}#define TERMINFO 1
" LIBS="$LIBS -lcurses"
else
LIBS="$LIBS -ltermcap"
fi
echo checking for shadow.h
cat <<EOF > conftest.c
$DEFS
#include <shadow.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define SHADOWPW 1
"
fi
rm -f conftest*
echo checking for System V
echo "#include <sys/types.h>
#include <signal.h>
#include <fcntl.h>
main() { exit(0); } t() { int x = SIGCHLD | FNDELAY; }" > conftest.c
if eval $compile; then
:
else
DEFS="${DEFS}#define SYSV 1
"
fi
rm -f conftest*
echo "${DEFS}#include <signal.h>" > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "(void|sighandler_t).*signal" conftest.out >/dev/null 2>&1; then
DEFS="${DEFS}#define SIGVOID 1
"
fi
rm -f conftest*
echo checking for directory library header
echo checking for dirent.h
cat <<EOF > conftest.c
$DEFS
#include <dirent.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define DIRENT 1
" dirheader=dirent.h
fi
rm -f conftest*
if test -z "$dirheader"; then
echo checking for sys/ndir.h
cat <<EOF > conftest.c
$DEFS
#include <sys/ndir.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define SYSNDIR 1
" dirheader=sys/ndir.h
fi
rm -f conftest*
fi
if test -z "$dirheader"; then
echo checking for sys/dir.h
cat <<EOF > conftest.c
$DEFS
#include <sys/dir.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define SYSDIR 1
" dirheader=sys/dir.h
fi
rm -f conftest*
fi
echo checking for closedir return value
cat <<EOF > conftest.c
#include <sys/types.h>
#include <$dirheader>
int closedir(); main() { exit(0); }
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
:
else
DEFS="${DEFS}#define VOID_CLOSEDIR 1
"
fi
rm -f conftest*
echo checking for getutent
echo "#include <time.h> /* to get time_t on SCO */
#include <utmp.h>
main() { exit(0); } t() { int x = DEAD_PROCESS; getutent(); }" > conftest.c
if eval $compile; then
DEFS="${DEFS}#define GETUTENT 1
"
fi
rm -f conftest*
# Check for the 4.4BSD definition of getloadavg.
echo checking for libutils
test -f /usr/lib/libutils.a && LIBS="$LIBS -lutils"
for func in getloadavg
do
echo checking for ${func}
echo "
main() { exit(0); } t() {
/* Override any gcc2 internal prototype to avoid an error. */
extern char ${func}(); ${func}(); }" > conftest.c
if eval $compile; then
:
else
LIBOBJS="$LIBOBJS ${func}.o"
fi
rm -f conftest*
done
case "$LIBOBJS" in
*getloadavg*)
echo checking for sys/dg_sys_info.h
cat <<EOF > conftest.c
$DEFS
#include <sys/dg_sys_info.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define DGUX 1
" have_sym=1
fi
rm -f conftest*
if test -z "$have_sym"; then
# Solaris 2 does not use dwarf, but it's still SVR4.
echo checking for elf.h
cat <<EOF > conftest.c
$DEFS
#include <elf.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define SVR4 1
" LIBS="$LIBS -lelf" have_sym=1
fi
rm -f conftest*
fi
if test -z "$have_sym"; then
echo checking for inq_stats/cpustats.h
cat <<EOF > conftest.c
$DEFS
#include <inq_stats/cpustats.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define UMAX4_3 1
" DEFS="${DEFS}#define UMAX 1
" have_sym=1
fi
rm -f conftest*
fi
if test -z "$have_sym"; then
echo checking for sys/cpustats.h
cat <<EOF > conftest.c
$DEFS
#include <sys/cpustats.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define UMAX 1
" have_sym=1
fi
rm -f conftest*
fi
if test -z "$have_sym"; then
echo checking for nlist.h
cat <<EOF > conftest.c
$DEFS
#include <nlist.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="${DEFS}#define NLIST_STRUCT 1
"
echo checking for n_un in struct nlist
echo "#include <nlist.h>
main() { exit(0); } t() { struct nlist n; n.n_un.n_name = 0; }" > conftest.c
if eval $compile; then
DEFS="${DEFS}#define NLIST_NAME_UNION 1
"
fi
rm -f conftest*
fi
rm -f conftest*
fi
;;
esac
echo checking for mknod declaration
cat <<EOF > conftest.c
#include <sys/types.h>
#include <sys/stat.h>
char *mknod(short); main() {}
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
:
else
DEFS="${DEFS}#define MKNOD_DECLARED 1
"
fi
rm -f conftest*
echo checking for setpgid declaration
cat <<EOF > conftest.c
#include <sys/types.h>
#include <unistd.h>
char *setpgid(short); main() {}
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
:
else
DEFS="${DEFS}#define SETPGID_DECLARED 1
"
fi
rm -f conftest*
echo checking for setreuid
echo "
main() { exit(0); } t() { setreuid(); }" > conftest.c
if eval $compile; then
:
else
DEFS="${DEFS}#define NOREUID 1
"
fi
rm -f conftest*
echo checking for getttyent
echo "
main() { exit(0); } t() { getttyent(); }" > conftest.c
if eval $compile; then
DEFS="${DEFS}#define GETTTYENT 1
"
fi
rm -f conftest*
echo checking whether bcopy handles overlapping arguments
cat <<EOF > conftest.c
main() {
char buf[10];
strcpy(buf, "abcdefghi");
bcopy(buf, buf + 2, 3);
if (!strncmp(buf, "ababcd", 6))
exit(0); /* libc version works properly. */
else
exit(1);
}
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
DEFS="${DEFS}#define USEBCOPY 1
"
fi
rm -f conftest*
echo checking for vsprintf
echo "#include <varargs.h>
#include <stdio.h>
main() { exit(0); } t() { vsprintf(); }" > conftest.c
if eval $compile; then
DEFS="${DEFS}#define USEVARARGS 1
"
fi
rm -f conftest*
echo checking for putenv
echo "
main() { exit(0); } t() { putenv(); }" > conftest.c
if eval $compile; then
:
else
DEFS="${DEFS}#define NEEDSETENV 1
" LIBOBJS="$LIBOBJS putenv.o"
fi
rm -f conftest*
echo "${DEFS}#include <utmp.h>" > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "ut_host" conftest.out >/dev/null 2>&1; then
DEFS="${DEFS}#define UTHOST 1
"
fi
rm -f conftest*
echo checking for pid_t
echo "#include <sys/types.h>
main() { exit(0); } t() { pid_t x; }" > conftest.c
if eval $compile; then
DEFS="${DEFS}#define PID_T_DEFINED 1
"
fi
rm -f conftest*
echo checking for sig_t
echo "#include <sys/types.h>
#include <signal.h>
main() { exit(0); } t() { sig_t x; }" > conftest.c
if eval $compile; then
DEFS="${DEFS}#define SIG_T_DEFINED 1
"
fi
rm -f conftest*
echo checking for long file names
(echo 1 > conftest9012345) 2>/dev/null
(echo 2 > conftest9012346) 2>/dev/null
val=`cat conftest9012345 2>/dev/null`
if test -f conftest9012345 && test "$val" = 1; then :
else DEFS="${DEFS}#define NAME_MAX 14
"
fi
rm -f conftest9012345 conftest9012346
echo checking for sys/socket.h
cat <<EOF > conftest.c
$DEFS
#include <sys/socket.h>
EOF
err=`eval "$CPP conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
:
else
DEFS="${DEFS}#define NAMEDPIPE 1
"
fi
rm -f conftest*
echo checking for SVR4 elf library
if test -f /usr/ucblib/libucb.a; then # SVR4
DEFS="${DEFS}#define SVR4 1
" DEFS="${DEFS}#define BUGGYGETLOGIN 1
" LIBS="$LIBS -lelf"
fi
echo checking for SCO crypt and sec libraries
test -f /lib/libcrypt_d.a && LIBS="$LIBS -lcrypt_d"
test -f /lib/libcrypt.a && LIBS="$LIBS -lcrypt"
test -f /lib/libsec.a && LIBS="$LIBS -lsec"
echo checking for IRIX sun library
test -f /lib/libsun.a && LIBS="$LIBS -lsun"
echo checking for Xenix
cat <<EOF > conftest.c
$DEFS
#if defined(M_XENIX) && !defined(M_UNIX)
yes
#endif
EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
XENIX=1
fi
rm -f conftest*
if test -n "$XENIX"; then
DEFS="${DEFS}#define VOID_CLOSEDIR 1
"
LIBS="$LIBS -lx"
case "$DEFS" in
*SYSNDIR*) ;;
*) LIBS="-ldir $LIBS" ;; # Make sure -ldir precedes any -lx.
esac
fi
if test -n "$prefix"; then
test -z "$exec_prefix" && exec_prefix='$(prefix)'
prsub="s%^prefix[ ]*=.*$%prefix = $prefix%"
fi
if test -n "$exec_prefix"; then
prsub="$prsub
s%^exec_prefix[ ]*=.*$%exec_prefix = $exec_prefix%"
fi
trap 'rm -f config.status; exit 1' 1 3 15
echo creating config.status
rm -f config.status
cat <<EOF > config.status
#!/bin/sh
# Generated automatically by configure.
# Run this file to recreate the current configuration.
# This directory was configured as follows,
# on host `(hostname || uname -n) 2>/dev/null`:
#
# $0 $*
case "\$1" in
-recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
exec /bin/sh $0 $* ;;
esac
trap 'rm -f Makefile config.h; exit 1' 1 3 15
CC='$CC'
CPP='$CPP'
INSTALL='$INSTALL'
INSTALL_PROGRAM='$INSTALL_PROGRAM'
INSTALL_DATA='$INSTALL_DATA'
LIBOBJS='$LIBOBJS'
LIBS='$LIBS'
srcdir='$srcdir'
DEFS='$DEFS'
prefix='$prefix'
exec_prefix='$exec_prefix'
prsub='$prsub'
EOF
cat <<\EOF >> config.status
top_srcdir=$srcdir
for file in Makefile; do
srcdir=$top_srcdir
# Remove last slash and all that follows it. Not all systems have dirname.
dir=`echo $file|sed 's%/[^/][^/]*$%%'`
if test "$dir" != "$file"; then
test "$top_srcdir" != . && srcdir=$top_srcdir/$dir
test ! -d $dir && mkdir $dir
fi
echo creating $file
rm -f $file
echo "# Generated automatically from `basename $file`.in by configure." > $file
sed -e "
$prsub
s%@CC@%$CC%g
s%@CPP@%$CPP%g
s%@INSTALL@%$INSTALL%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@LIBOBJS@%$LIBOBJS%g
s%@LIBS@%$LIBS%g
s%@srcdir@%$srcdir%g
" $top_srcdir/${file}.in >> $file
done
echo creating config.h
# Ultrix awk loses trailing comments from the header file, but
# that's not fatal.
rm -f conftest.h
echo "/* config.h. Generated automatically by configure. */" > conftest.h
echo "$DEFS
/* END_OF_DEFS */" |
awk '
# The escaped newlines are to work around a bug in GNU m4 0.99
# in quoting more than 2 arguments in a single line.
BEGIN { filenum = 1 }
filenum == 1 && $1 == "#define" \
{ defs[$2] = $3
defined[$2] = 1
for (i = 4; i <= NF; i++)
defs[$2] = defs[$2] " " $i
}
/END_OF_DEFS/ { filenum = 2; next }
filenum == 2 && $1 == "#define" && \
defined[$2] == 1 {
$3 = defs[$2]
print; next
}
filenum == 2 && $1 == "#undef" && \
defined[$2] == 1 {
$1 = "#define"
$2 = $2 " " defs[$2]
print; next
}
filenum == 2 { print }
' - $top_srcdir/config.h.in >> conftest.h
if cmp -s config.h conftest.h 2>/dev/null; then
# The file exists and we would not be changing it.
rm -f conftest.h
else
rm -f config.h
mv conftest.h config.h
fi
EOF
chmod +x config.status
test -n "$no_create" || ./config.status