#!/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=vpath.c

# 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
# 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
		
# 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.
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 $dir/install; then
	INSTALL="$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)'}

if test -z "$RANLIB"; then
  echo checking for ranlib
  saveifs="$IFS"; IFS="${IFS}:"
  for dir in $PATH; do
    test -z "$dir" && dir=.
    if test -f $dir/ranlib; then
      RANLIB="ranlib"
      break
    fi
  done
  IFS="$saveifs"
fi
test -z "$RANLIB" && RANLIB="@:"

echo checking how to run the C preprocessor
if test -z "$CPP"; then
  CPP='${CC-cc} -E'
  cat <<EOF > conftest.c

#include <stdio.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  :
else
  CPP=/lib/cpp
fi
rm -f conftest*
fi
			echo checking for AIX
cat <<EOF > conftest.c

#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 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 minix/config.h
cat <<EOF > conftest.c

#include <minix/config.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$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 ANSI C header files
cat <<EOF > conftest.c

#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <limits.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DSTDC_HEADERS=1"
fi
rm -f conftest*

echo checking whether string.h declares mem functions
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
  :
else 
  echo checking for memory.h
cat <<EOF > conftest.c

#include <memory.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DNEED_MEMORY_H=1"
fi
rm -f conftest*

fi
rm -f conftest*


echo checking for unistd.h
cat <<EOF > conftest.c

#include <unistd.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DHAVE_UNISTD_H=1"
fi
rm -f conftest*

echo checking for directory library header
echo checking for dirent.h
cat <<EOF > conftest.c

#include <dirent.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$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 <<EOF > conftest.c

#include <sys/ndir.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$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 <<EOF > conftest.c

#include <sys/dir.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DSYSDIR=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 $compile
if test -s conftest && (./conftest 2>/dev/null) 2>/dev/null; then
  :
else
  DEFS="$DEFS -DVOID_CLOSEDIR=1"
fi
rm -f conftest*

echo '#include <sys/types.h>' > conftest.c
eval "$CPP $DEFS conftest.c > conftest.out 2>&1"
if egrep "uid_t" conftest.out >/dev/null 2>&1; then
  :
else 
  DEFS="$DEFS -Duid_t=int" DEFS="$DEFS -Dgid_t=int"
fi
rm -f conftest*
			echo '#include <sys/types.h>' > conftest.c
eval "$CPP $DEFS conftest.c > conftest.out 2>&1"
if egrep "pid_t" conftest.out >/dev/null 2>&1; then
  :
else 
  DEFS="$DEFS -Dpid_t=int"
fi
rm -f conftest*

echo '#include <signal.h>' > conftest.c
eval "$CPP $DEFS conftest.c > conftest.out 2>&1"
if egrep "(void|sighandler_t).*signal" conftest.out >/dev/null 2>&1; then
  :
else 
  DEFS="$DEFS -DRETSIGTYPE=int"
fi
rm -f conftest*


for hdr in limits.h sys/param.h
do
trfrom='[a-z]./' trto='[A-Z]__'
echo checking for $hdr
cat <<EOF > conftest.c

#include <$hdr>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DHAVE_`echo $hdr|tr "$trfrom" "$trto"`=1"
fi
rm -f conftest*
done

echo 'foo(){}' > conftest.c
if ${CC-cc} -c conftest.c -o conftesto >/dev/null 2>&1 && test -f conftesto
then
  :
else
  DEFS="$DEFS -DNO_MINUS_C_MINUS_O=1"
fi
rm -f conftest*



echo checking for POSIX.2 glob functions
echo "#include <glob.h>
main() { exit(0); } t() { glob (0, 0, 0, 0); }" > conftest.c
if eval $compile; then
  DEFS="$DEFS -DHAVE_GLOB_H=1"
else
  LIBOBJS="$LIBOBJS glob/libglob.a"
fi
rm -f conftest*


for func in getdtablesize sys_siglist _sys_siglist \
	      dup2 getcwd sigsetmask getgroups setlinebuf
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
if eval $compile; then
  DEFS="$DEFS -DHAVE_`echo $func|tr "$trfrom" "$trto"`=1"
fi
rm -f conftest*
done

echo checking for alloca.h
cat <<EOF > conftest.c

#include <alloca.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; 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
echo "$decl
main() { exit(0); } t() { char *p = (char *) alloca(1); }" > conftest.c
if eval $compile; 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
    # Avoid the broken BSD compatibility library as much as possible.
    #LIBS="$LIBS -L/usr/ucblib -lc -lucb" trylib=-lucb # SVR4
  #el
  if test -f /lib/libPW.a; then
    LIBS="$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
if eval $compile; 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 vfork.h
cat <<EOF > conftest.c

#include <vfork.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DHAVE_VFORK_H=1"
fi
rm -f conftest*

echo checking for working vfork
cat <<EOF > conftest.c
/* Thanks to Paul Eggert for this test.  */
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_VFORK_H
#include <vfork.h>
#endif
main() {
  pid_t parent = getpid();
  pid_t child = vfork();

  if (child == 0) {
    /* On sparc systems, changes by the child to local and incoming
       argument registers are propagated back to the parent.
       The compiler is told about this with #include <vfork.h>,
       but some compilers (e.g. gcc -O) don't grok <vfork.h>.
       Test for this by using lots of local variables, at least
       as many local variables as main has allocated so far
       including compiler temporaries.  4 locals are enough for
       gcc 1.40.3 on a sparc, but we use 8 to be safe.
       A buggy compiler should reuse the register of parent
       for one of the local variables, since it will think that
       parent can't possibly be used any more in this routine.
       Assigning to the local variable will thus munge parent
       in the parent process.  */
    pid_t
      p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(),
      p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid();
    /* Convince the compiler that p..p7 are live; otherwise, it might
       use the same hardware register for all 8 local variables.  */
    if (p != p1 || p != p2 || p != p3 || p != p4
	|| p != p5 || p != p6 || p != p7)
      _exit(1);

    /* On some systems (e.g. IRIX 3.3),
       vfork doesn't separate parent from child file descriptors.
       If the child closes a descriptor before it execs or exits,
       this munges the parent's descriptor as well.
       Test for this by closing stdout in the child.  */
    _exit(close(fileno(stdout)) != 0);
  } else {
    int status;
    struct stat st;

    while (wait(&status) != child)
      ;
    exit(
	 /* Was there some problem with vforking?  */
	 child < 0

	 /* Did the child fail?  (This shouldn't happen.)  */
	 || status

	 /* Did the vfork/compiler bug occur?  */
	 || parent != getpid()

	 /* Did the file descriptor bug occur?  */
	 || fstat(fileno(stdout), &st) != 0
	 );
  }
}
EOF
eval $compile
if test -s conftest && (./conftest 2>/dev/null) 2>/dev/null; then
  :
else
  DEFS="$DEFS -Dvfork=fork"
fi
rm -f conftest*
cat <<EOF > conftest.c
#include <stdio.h>
main () {
  /* If setvbuf has the reversed format, exit 0. */
  setvbuf(stdout, _IOLBF, (char *) 0, BUFSIZ); /* The reversed way.  */
  putc('\r', stdout);
  exit(0);			/* Non-reversed systems segv here.  */
}
EOF
eval $compile
if test -s conftest && (./conftest 2>/dev/null) 2>/dev/null; then
  DEFS="$DEFS -DSETVBUF_REVERSED=1"
fi
rm -f conftest*
rm -f core

# 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

#include <sys/dg_sys_info.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DDGUX=1" have_sym=1
fi
rm -f conftest*

if test -z "$have_sym"; then
echo checking for dwarf.h
cat <<EOF > conftest.c

#include <dwarf.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DSVR4=1" LIBS="$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

#include <inq_stats/cpustats.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DUMAX4_3=1" DEFS="$DEFS -DUMAX=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

#include <sys/cpustats.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
  DEFS="$DEFS -DUMAX=1" have_sym=1
fi
rm -f conftest*

fi
;;
esac


echo checking for waitpid
echo "#include <sys/types.h>
#include <sys/wait.h>
main() { exit(0); } t() { return waitpid (-1, (int *) 0, WNOHANG); }" > conftest.c
if eval $compile; then
  DEFS="$DEFS -DHAVE_WAITPID=1"
else
  		 echo checking for wait3
echo "#include <sys/wait.h>
main() { exit(0); } t() { return wait3 (0, WNOHANG, 0); }" > conftest.c
if eval $compile; then
  DEFS="$DEFS -DHAVE_SYS_WAIT=1"
fi
rm -f conftest*

fi
rm -f conftest*


echo checking for BSD string and memory functions
echo "#include <strings.h>
main() { exit(0); } t() { rindex(0, 0); bzero(0, 0); }" > conftest.c
if eval $compile; then
  :
else
  DEFS="$DEFS -DUSG=1"
fi
rm -f conftest*


# The presence of the following is not meant to imply
# that make necessarily works on those systems.
echo checking for DYNIX/ptx libseq
cat <<EOF > conftest.c

#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 Xenix
cat <<EOF > conftest.c

#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


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:
# $0 $*

case "\$1" in
  -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
  exec /bin/sh $0 $* ;;
esac

trap 'rm -f Makefile glob/Makefile; exit 1' 1 3 15
INSTALL='$INSTALL'
INSTALL_PROGRAM='$INSTALL_PROGRAM'
INSTALL_DATA='$INSTALL_DATA'
RANLIB='$RANLIB'
CPP='$CPP'
LIBOBJS='$LIBOBJS'
ALLOCA='$ALLOCA'
LIBS='$LIBS'
srcdir='$srcdir'
DEFS='$DEFS'
prefix='$prefix'
exec_prefix='$exec_prefix'
prsub='$prsub'
EOF
cat <<\EOF >> config.status

top_srcdir=$srcdir
for file in Makefile glob/Makefile; do
  srcdir=$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 "
$prsub
s,@INSTALL@,$INSTALL,g
s,@INSTALL_PROGRAM@,$INSTALL_PROGRAM,g
s,@INSTALL_DATA@,$INSTALL_DATA,g
s,@RANLIB@,$RANLIB,g
s,@CPP@,$CPP,g
s,@LIBOBJS@,$LIBOBJS,g
s,@ALLOCA@,$ALLOCA,g
s,@LIBS@,$LIBS,g
s,@srcdir@,$srcdir,g
s,@DEFS@,$DEFS," $top_srcdir/${file}.in >> $file
done

EOF
chmod +x config.status
test -n "$no_create" || ./config.status


