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World of Shareware - Software Farm 2
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CPROG
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GNUZIP.ZIP
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CONFIGUR
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1993-03-28
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#!/bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf.
# Copyright (C) 1991, 1992, 1993 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-PACKAGE] [TARGET]
# Ignores all args except --srcdir, --prefix, --exec-prefix, --no-create, and
# --with-PACKAGE unless this script has special code to handle it.
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
# For backward compatibility, also recognize exact --exec_prefix.
-exec-prefix=* | --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-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-*)
package=`echo $arg|sed 's/-*with-//'`
# Delete all the valid chars; see if any are left.
if test -n "`echo $package|sed 's/[-a-zA-Z0-9_]*//g'`"; then
echo "configure: $package: invalid package name" >&2; exit 1
fi
eval "with_`echo $package|sed s/-/_/g`=1" ;;
*) ;;
esac
fi
done
trap 'rm -f conftest* core; exit 1' 1 3 15
rm -f conftest*
compile='${CC-cc} $DEFS conftest.c -o conftest $LIBS >/dev/null 2>&1'
# A filename unique to this package, relative to the directory that
# configure is in, which we can look for to find out if srcdir is correct.
unique_file=gzip.c
# Find the source files, if location was not specified.
if test -z "$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 $srcdir; pwd` ;; # Make relative path absolute.
esac
if test -z "$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 > conftest.c <<EOF
#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 for underline in external names
test -z "$CPP" -a -f /lib/cpp && CPP=/lib/cpp
test -z "$CPP" && CPP="$CC -E"
cat > conftest.c <<EOF
int foo() {return 0;}
EOF
$CC -c conftest.c > /dev/null 2>&1
if nm conftest.o | grep _foo > /dev/null 2>&1 ; then
:
else
CPP="${CPP} -DNO_UNDERLINE"
fi
echo checking for 386 assembler
rm -f _match.o conftest.co
$CPP $srcdir/match.S > _match.s
if grep error < _match.s > /dev/null; then
OBJA=""
elif $CC -c _match.s >/dev/null 2>&1 && test -f _match.o; then
DEFS="${DEFS} -DASMV"
OBJA=match.o
fi
rm -f _match.s _match.o
# 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,
# or the AFS install, which mishandles nonexistent args. (Sigh.)
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|/usr/afsws/bin) ;;
*)
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 AIX
echo checking how to run the C preprocessor
if test -z "$CPP"; then
CPP='${CC-cc} -E'
cat > conftest.c <<EOF
#include <stdio.h>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
:
else
CPP=/lib/cpp
fi
rm -f conftest*
fi
cat > conftest.c <<EOF
#ifdef _AIX
yes
#endif
EOF
eval "$CPP $DEFS conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
DEFS="$DEFS -D_ALL_SOURCE=1"
fi
rm -f conftest*
echo checking for minix/config.h
cat > conftest.c <<EOF
#include <minix/config.h>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
MINIX=1
fi
rm -f conftest*
# The Minix shell can't assign to the same variable on the same line!
if test -n "$MINIX"; then
DEFS="$DEFS -D_POSIX_SOURCE=1"
DEFS="$DEFS -D_POSIX_1_SOURCE=2"
DEFS="$DEFS -D_MINIX=1"
fi
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="$DEFS -D_POSIX_SOURCE=1"
if test -n "$GCC"; then
CC="$CC -posix"
else
CC="$CC -Xp"
fi
fi
echo checking for DYNIX/ptx libseq
cat > conftest.c <<EOF
#if defined(_SEQUENT_)
yes
#endif
EOF
eval "$CPP $DEFS conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
SEQUENT=1
fi
rm -f conftest*
test -n "$SEQUENT" && test -f /usr/lib/libseq.a &&
LIBS="$LIBS -lseq"
echo checking for ANSI C header files
cat > conftest.c <<EOF
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.h>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
# SunOS string.h does not declare mem*, contrary to ANSI.
echo '#include <string.h>' > conftest.c
eval "$CPP $DEFS conftest.c > conftest.out 2>&1"
if egrep "memchr" conftest.out >/dev/null 2>&1; then
# SGI's /bin/cc from Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
cat > conftest.c <<EOF
#include <ctype.h>
#define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
#define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
#define XOR(e,f) (((e) && !(f)) || (!(e) && (f)))
int main () { int i; for (i = 0; i < 256; i++)
if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
exit (0); }
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
DEFS="$DEFS -DSTDC_HEADERS=1"
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
for hdr in unistd.h stdlib.h fcntl.h string.h memory.h utime.h sys/utime.h
do
trhdr=HAVE_`echo $hdr | tr '[a-z]./' '[A-Z]__'`
echo checking for ${hdr}
cat > conftest.c <<EOF
#include <${hdr}>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
DEFS="$DEFS -D${trhdr}=1"
fi
rm -f conftest*
done
echo checking for directory library header
echo checking for dirent.h
cat > conftest.c <<EOF
#include <dirent.h>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
DEFS="$DEFS -DDIRENT=1" dirheader=dirent.h
fi
rm -f conftest*
if test -z "$dirheader"; then
echo checking for sys/ndir.h
cat > conftest.c <<EOF
#include <sys/ndir.h>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
DEFS="$DEFS -DSYSNDIR=1" dirheader=sys/ndir.h
fi
rm -f conftest*
fi
if test -z "$dirheader"; then
echo checking for sys/dir.h
cat > conftest.c <<EOF
#include <sys/dir.h>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
DEFS="$DEFS -DSYSDIR=1" dirheader=sys/dir.h
fi
rm -f conftest*
fi
if test -z "$dirheader"; then
echo checking for ndir.h
cat > conftest.c <<EOF
#include <ndir.h>
EOF
err=`eval "($CPP $DEFS conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
DEFS="$DEFS -DNDIR=1" dirheader=ndir.h
fi
rm -f conftest*
fi
echo checking for closedir return value
cat > conftest.c <<EOF
#include <sys/types.h>
#include <$dirheader>
int closedir(); main() { exit(0); }
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
:
else
DEFS="$DEFS -DVOID_CLOSEDIR=1"
fi
rm -f conftest*
echo checking for Xenix
cat > conftest.c <<EOF
#if defined(M_XENIX) && !defined(M_UNIX)
yes
#endif
EOF
eval "$CPP $DEFS conftest.c > conftest.out 2>&1"
if egrep "yes" conftest.out >/dev/null 2>&1; then
XENIX=1
fi
rm -f conftest*
if test -n "$XENIX"; then
DEFS="$DEFS -DVOID_CLOSEDIR=1"
LIBS="$LIBS -lx"
case "$DEFS" in
*SYSNDIR*) ;;
*) LIBS="-ldir $LIBS" ;; # Make sure -ldir precedes any -lx.
esac
fi
# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
# for constant arguments. Useless!
echo checking for working alloca.h
cat > conftest.c <<EOF
#include <alloca.h>
main() { exit(0); }
t() { char *p = alloca(2 * sizeof(int)); }
EOF
if eval $compile; then
DEFS="$DEFS -DHAVE_ALLOCA_H=1"
fi
rm -f conftest*
decl="#ifdef __GNUC__
#define alloca __builtin_alloca
#else
#if HAVE_ALLOCA_H
#include <alloca.h>
#else
#ifdef _AIX
#pragma alloca
#else
char *alloca ();
#endif
#endif
#endif
"
echo checking for alloca
cat > conftest.c <<EOF
$decl
main() { exit(0); }
t() { char *p = (char *) alloca(1); }
EOF
if eval $compile; then
:
else
alloca_missing=1
fi
rm -f conftest*
if test -n "$alloca_missing"; then
# The SVR3 libPW and SVR4 libucb both contain incompatible functions
# that cause trouble. Some versions do not even contain alloca or
# contain a buggy version. If you still want to use their alloca,
# use ar to extract alloca.o from them instead of compiling alloca.c.
ALLOCA=alloca.o
fi
echo checking for return type of signal handlers
cat > conftest.c <<EOF
#include <sys/types.h>
#include <signal.h>
#ifdef signal
#undef signal
#endif
extern void (*signal ()) ();
main() { exit(0); }
t() { int i; }
EOF
if eval $compile; then
DEFS="$DEFS -DRETSIGTYPE=void"
else
DEFS="$DEFS -DRETSIGTYPE=int"
fi
rm -f conftest*
echo "checking for #! kernel hack"
cat <<'__EOF__' > conftest.csh
#!/bin/csh -f
setenv SHELL /bin/csh
# Avoid tcsh bug 'Bad Hertz Value':
setenv HZ 60
# Make sure foo doesn't get exported into the environment
# Astoundingly, some versions of csh don't have unsetenv.
unsetenv foo >& /dev/null
unset foo
set output="`./conftest.sh`"
if ( "$output" == "foo=bar" ) then
exit 0
endif
exit 1
__EOF__
cat <<'__EOF__' > conftest.sh
#!/bin/sh
# If this is really run with sh, then 1st positional arg will be "foo=bar".
# If this script was executed by csh, then a shell variable "foo" will have
# the value "var".
set foo=bar
echo "$*"
__EOF__
chmod 777 conftest.csh conftest.sh
(csh -f ./conftest.csh) 2> /dev/null
if test $? = 0 ; then
:; SEDCMD="1d"
else
:; SEDCMD=""
fi
rm -f conftest.csh conftest.sh
if test -z "$prefix"
then
echo checking for gzip to derive installation directory prefix
saveifs="$IFS"; IFS="$IFS:"
for dir in $PATH; do
test -z "$dir" && dir=.
if test $dir != . && test -f $dir/gzip; then
# Not all systems have dirname.
prefix=`echo $dir|sed 's%/[^/][^/]*$%%'`
break
fi
done
IFS="$saveifs"
fi
if test -n "$prefix"; then
test -z "$exec_prefix" && exec_prefix='${prefix}'
prsub="s%^prefix\\([ ]*\\)=\\([ ]*\\).*$%prefix\\1=\\2$prefix%"
fi
if test -n "$exec_prefix"; then
prsub="$prsub
s%^exec_prefix\\([ ]*\\)=\\([ ]*\\).*$%\
exec_prefix\\1=\\2$exec_prefix%"
fi
trap 'rm -f config.status; exit 1' 1 3 15
echo creating config.status
rm -f config.status
cat > config.status <<EOF
#!/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 $*
for arg
do
case "\$arg" in
-recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
exec /bin/sh $0 $* ;;
*) echo "Usage: config.status --recheck" 2>&1; exit 1 ;;
esac
done
trap 'rm -f Makefile; exit 1' 1 3 15
CC='$CC'
INSTALL='$INSTALL'
INSTALL_PROGRAM='$INSTALL_PROGRAM'
INSTALL_DATA='$INSTALL_DATA'
CPP='$CPP'
ALLOCA='$ALLOCA'
OBJA='$OBJA'
SEDCMD='$SEDCMD'
LIBS='$LIBS'
srcdir='$srcdir'
DEFS='$DEFS'
prefix='$prefix'
exec_prefix='$exec_prefix'
prsub='$prsub'
EOF
cat >> config.status <<\EOF
top_srcdir=$srcdir
for file in .. Makefile; do if [ "x$file" != "x.." ]; then
srcdir=$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 `echo $file|sed 's|.*/||'`.in by configure." > $file
sed -e "
$prsub
s%@CC@%$CC%g
s%@INSTALL@%$INSTALL%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@CPP@%$CPP%g
s%@ALLOCA@%$ALLOCA%g
s%@OBJA@%$OBJA%g
s%@SEDCMD@%$SEDCMD%g
s%@LIBS@%$LIBS%g
s%@srcdir@%$srcdir%g
s%@DEFS@%$DEFS%
" $top_srcdir/${file}.in >> $file
fi; done
EOF
chmod +x config.status
test -n "$no_create" || ./config.status