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time14.zip
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time-1.4
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configure
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1992-10-22
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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 $LIBS >/dev/null 2>&1'
# A filename unique to this package, relative to the directory that
# configure is in, which we can look for to find out if srcdir is correct.
unique_file=time.c
# Find the source files, if location was not specified.
if test -z "$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 <<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
#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
# 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 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 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 return type of signal handlers
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*
echo checking for ANSI C header files
cat <<EOF > conftest.c
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.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 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*
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="$DEFS -DHAVE_UNISTD_H=1"
fi
rm -f conftest*
echo checking for sys/time.h
cat <<EOF > conftest.c
#include <sys/time.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="$DEFS -DHAVE_SYS_TIME_H=1"
fi
rm -f conftest*
echo checking for sys/resource.h
cat <<EOF > conftest.c
#include <sys/resource.h>
EOF
err=`eval "$CPP $DEFS conftest.c 2>&1 >/dev/null"`
if test -z "$err"; then
DEFS="$DEFS -DHAVE_SYS_RESOURCE_H=1"
fi
rm -f conftest*
echo checking for getpagesize
echo "#include <sys/param.h>
main() { exit(0); } t() { getpagesize(); }" > conftest.c
if eval $compile; then
DEFS="$DEFS -DHAVE_GETPAGESIZE=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
if eval $compile; then
DEFS="$DEFS -DHAVE_`echo $func|tr "$trfrom" "$trto"`=1"
fi
rm -f conftest*
done
echo checking for wait3 that fills in rusage
cat <<EOF > conftest.c
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <stdio.h>
/* HP-UX has wait3 but does not fill in rusage. */
main() {
struct rusage r;
int i;
r.ru_nvcsw = 0;
switch (fork()) {
case 0: /* Child. */
sleep(1); /* Give up the CPU. */
_exit(0);
case -1: _exit(0); /* What can we do? */
default: /* Parent. */
wait3(&i, 0, &r);
exit(r.ru_nvcsw == 0);
}
}
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
DEFS="$DEFS -DHAVE_WAIT3=1"
fi
rm -f conftest*
case "$DEFS" in
*HAVE_WAIT3*) ;;
*) LIBOBJS="$LIBOBJS wait3.o" ;;
esac
echo checking for vprintf
echo "
main() { exit(0); } t() { vprintf(); }" > conftest.c
if eval $compile; then
DEFS="$DEFS -DHAVE_VPRINTF=1"
else
vprintf_missing=1
fi
rm -f conftest*
if test -n "$vprintf_missing"; then
echo checking for _doprnt
echo "
main() { exit(0); } t() { _doprnt(); }" > conftest.c
if eval $compile; then
DEFS="$DEFS -DHAVE_DOPRNT=1"
fi
rm -f conftest*
fi
# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
# for constant arguments. Useless!
echo checking for working alloca.h
echo "#include <alloca.h>
main() { exit(0); } t() { char *p = alloca(2 * sizeof(int)); }" > conftest.c
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
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="$SAVELIBS" ALLOCA=alloca.o
fi
fi
if test -n "$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 $* ;;
esac
trap 'rm -f Makefile; exit 1' 1 3 15
CC='$CC'
CPP='$CPP'
INSTALL='$INSTALL'
INSTALL_PROGRAM='$INSTALL_PROGRAM'
INSTALL_DATA='$INSTALL_DATA'
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=$srcdir
for file in Makefile; do
srcdir=$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@%$LIBOBJS%g
s%@ALLOCA@%$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