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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]
# [--prefix=PREFIX] [--exec_prefix=PREFIX] [--with-PROGRAM] [TARGET]
# Ignores all args except --srcdir, --prefix, and --exec_prefix.
trap 'rm -f conftest* core; exit 1' 1 3 15
for arg in $*; do
# Handle --exec_prefix with a space before the argument.
if test x$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 | --n) ;;
-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 $arg | sed 's/[-a-z_]*=//'` ;;
-srcdir | --srcdir | --srcdi | --srcd | --src | --sr | --s)
next_srcdir=yes ;;
-with-* | --with-*) ;;
*) ;;
esac
fi
done
test -z "$exec_prefix" && exec_prefix='$(prefix)'
INCLUDEDIR=${INCLUDEDIR-/usr/include}
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=reduce.c
# Makefile rules whose targets are searched for in VPATH need to use $<.
# However, old makes do not support it, so we use a combination
# construction in Makefile.in: `$file<'.
# If srcdir is `.', we use sed to change that to `file' for old makes.
# Otherwise, we use sed to change it to `$<'.
# vpsub is the sed program, which changes `$file<' to one or the other.
vpsub='s,\$\([-./a-zA-Z0-9_][-./a-zA-Z0-9_]*\)<,\1,g'
# srsub changes `@srcdir@' in Makefile.in into either `.' or the path
# of the top of the source tree for the package.
srsub='s,@srcdir@,.,'
# Find the source files, if location was not specified.
if test -z "$srcdir"; then
srcdirdefaulted=yes; srcdir=.
if test ! -r $unique_file; then srcdir=..; fi
fi
if test ! -r $srcdir/$unique_file; then
if test x$srcdirdefaulted = xyes; then
echo "configure: Can not find sources in \`.' or \`..'." 1>&2
else
echo "configure: Can not find sources in \`${srcdir}'." 1>&2
fi
exit 1
fi
if test $srcdir != .; then
VPATH='VPATH = $(srcdir)'
case $srcdir in
/*|~*) ;;
*) srcdir=`pwd`/$srcdir ;; # Make relative path absolute.
esac
vpsub='s,\$\([-./a-zA-Z0-9_][-./a-zA-Z0-9_]*\)<,\$<,g'
srsub="s,@srcdir@,$srcdir,"
fi
# The Bourne shell writes "command not found" to /dev/tty, so if we get
# a usage message on stderr, we have the program.
#
# ksh and zsh write "command not found" to stderr, but test -n does not
# want any output if there is no program. So we use the `type' builtin
# instead for them (and bash).
if test "$RANDOM" = "$RANDOM"; then
checkfor='test -n "`$checkprog $checkargs 2>&1`"'
else
checkfor='type $checkprog >/dev/null 2>&1'
fi
echo checking for gcc
checkprog=gcc checkargs=''
test -z "$CC" && eval $checkfor && CC='gcc '
CC=${CC-cc}
# Find out if we are using GNU C, under whatever name.
cat <<EOF > conftest.c
main() {
#ifdef __GNUC__
exit(0);
#else
exit(1);
#endif
}
EOF
eval $compile
if test -s conftest && (./conftest) 2>/dev/null; then
GCC=1 # For later tests.
CC="$CC -O"
else
:
fi
rm -f conftest*
echo checking for install
# Make sure to not get the incompatible SysV /etc/install and
# /usr/sbin/install, which might be in PATH before a BSD-like install.
if test -z "$INSTALL"; then
saveifs="$IFS"; IFS="$IFS:"
for dir in $PATH; do
test -z "$dir" && dir=.
case $dir in
/etc|/usr/sbin) ;;
*)
if test -f $dir/install; then
INSTALL="$dir/install -c"
INSTALL_PROGRAM='$(INSTALL)'
INSTALL_DATA='$(INSTALL) -m 644'
break
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="$DEFS -D_POSIX_SOURCE=1"
if test -n "$GCC"; then
CC="$CC -posix"
else
CC="$CC -Xp"
fi
fi
echo checking for ANSI C header files
test -r $INCLUDEDIR/stdlib.h && test -r $INCLUDEDIR/string.h &&
test -r $INCLUDEDIR/limits.h && DEFS="$DEFS -DSTDC_HEADERS=1"
echo checking for BSD string and memory functions
echo "#include <strings.h>
main() { exit(0); } t() { rindex(0, 0); bzero(0, 0); }" > conftest.c
eval $compile
if test -s conftest && (./conftest) 2>/dev/null; then :
else
DEFS="$DEFS -DUSG=1"
fi
rm -f conftest*
for func in strerror
do
trfrom='[a-z]' trto='[A-Z]'
echo checking for $func
echo "
main() { exit(0); } t() {
/* Override any gcc2 internal prototype to avoid an error. */
extern char ${func}(); ${func}(); }" > conftest.c
eval $compile
if test -s conftest && (./conftest) 2>/dev/null; then :
else
DEFS="$DEFS -D`echo $func|tr "$trfrom" "$trto"`_MISSING=1"
fi
rm -f conftest*
done
decl="#ifdef __GNUC__
#define alloca __builtin_alloca
#else
#ifdef sparc
#include <alloca.h>
#else
#ifdef _AIX
#pragma alloca
#else
char *alloca ();
#endif
#endif
#endif
"
echo checking for alloca
echo "$decl
main() { exit(0); } t() { char *p = (char *) alloca(1); }" > conftest.c
eval $compile
if test -s conftest && (./conftest) 2>/dev/null; then :
else
alloca_missing=1
fi
rm -f conftest*
if test -n "$alloca_missing"; then
SAVELIBS="$LIBS"
# Maybe alloca is in a different library.
if test -f /usr/ucblib/libucb.a; then
LIBS="$LIBS -L/usr/ucblib -lucb" trylib=-lucb # SVR4
elif test -f /lib/libPW.a; then
LIBS="$LIBS -lPW" trylib=-lPW # SVR2 and SVR3
fi
if test -n "$trylib"; then
alloca_missing=
echo checking for alloca in $trylib
echo "$decl
main() { exit(0); } t() { char *p = (char *) alloca(1); }" > conftest.c
eval $compile
if test -s conftest && (./conftest) 2>/dev/null; then :
else
alloca_missing=1
fi
rm -f conftest*
fi
if test -n "$alloca_missing"; then
LIBS="$SAVELIBS" ALLOCA=alloca.o
fi
fi
echo checking for Minix
test -d /usr/include/minix &&
DEFS="$DEFS -D_POSIX_SOURCE=1" DEFS="$DEFS -D_POSIX_1_SOURCE=2" DEFS="$DEFS -D_MINIX=1"
trap 'rm -f Makefile config.status; exit 1' 1 3 15
if test -n "$prefix"; then
prsub="s,^prefix[ ]*=.*$,prefix = $prefix,
s,^exec_prefix[ ]*=.*$,exec_prefix = $exec_prefix,"
fi
for file in Makefile; do
# Not all systems have dirname.
dir=`echo $file|sed 's,/[^/][^/]*$,,'`
test "$dir" != "$file" && test ! -d $dir && mkdir $dir
echo creating $file
echo "# Generated automatically from `basename $file`.in by configure." > $file
sed -e "
$vpsub
$srsub
s,@VPATH@,$VPATH,
$prsub
s,@CC@,$CC,
s,@INSTALL@,$INSTALL,
s,@INSTALL_PROGRAM@,$INSTALL_PROGRAM,
s,@INSTALL_DATA@,$INSTALL_DATA,
s,@ALLOCA@,$ALLOCA,
s,@DEFS@,$DEFS,
s,@LIBS@,$LIBS,
" $srcdir/${file}.in >> $file
echo "
# Prevent GNU make v3 from overflowing arg limit on SysV.
.NOEXPORT:" >> $file
done
echo creating config.status
rm -f config.status
echo "#!/bin/sh
# Generated automatically by configure.
# Run this file to recreate the current configuration.
$0 $*" > config.status
chmod +x config.status
|
