home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Aminet 3
/
Aminet 3 - July 1994.iso
/
Aminet
/
dev
/
c
/
flex246.lha
/
configure
< prev
next >
Wrap
Text File
|
1994-01-04
|
20KB
|
777 lines
#!/bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 1.7.1
# 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]
# [--prefix=PREFIX] [--exec-prefix=PREFIX] [--with-PACKAGE[=VALUE]]
# Ignores all args except --srcdir, --prefix, --exec-prefix, and
# --with-PACKAGE[=VALUE] 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, recognize -exec-prefix and --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) ;;
-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 -e 's/-*with-//' -e 's/=.*//'`
# Reject names that aren't valid shell variable names.
if test -n "`echo $package| sed 's/[-a-zA-Z0-9_]//g'`"; then
echo "configure: $package: invalid package name" >&2; exit 1
fi
package=`echo $package| sed 's/-/_/g'`
case "$arg" in
*=*) val="`echo $arg|sed 's/[^=]*=//'`" ;;
*) val=1 ;;
esac
eval "with_$package='$val'" ;;
-v | -verbose | --verbose | --verbos | --verbo | --verb | --ver | --ve | --v)
verbose=yes ;;
*) ;;
esac
fi
done
trap 'rm -fr conftest* confdefs* core; exit 1' 1 3 15
trap 'rm -f confdefs*' 0
# NLS nuisances.
# These must not be set unconditionally because not all systems understand
# e.g. LANG=C (notably SCO).
if test "${LC_ALL+set}" = 'set' ; then LC_ALL=C; export LC_ALL; fi
if test "${LANG+set}" = 'set' ; then LANG=C; export LANG; fi
rm -f conftest* confdefs.h
# AIX cpp loses on an empty file, so make sure it contains at least a newline.
echo > confdefs.h
compile='${CC-cc} $CFLAGS conftest.c -o conftest $LIBS >/dev/null 2>&1'
# A filename unique to this package, relative to the directory that
# configure is in, which we can look for to find out if srcdir is correct.
unique_file=initscan.c
# Find the source files, if location was not specified.
if test -z "$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 $srcdir; pwd` ;; # Make relative path absolute.
esac
# Save the original args to write them into config.status later.
configure_args="$*"
echo checking for ln -s
rm -f conftestdata
if ln -s X conftestdata 2>/dev/null
then
rm -f conftestdata
LN_S="ln -s"
else
LN_S=ln
fi
for p in 'bison -y' byacc
do
if test -z "$YACC"; then
# Extract the first word of `$p', so it can be a program name with args.
set dummy $p; word=$2
echo checking for $word
IFS="${IFS= }"; saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH; do
test -z "$dir" && dir=.
if test -f $dir/$word; then
YACC="$p"
break
fi
done
IFS="$saveifs"
fi
test -n "$YACC" && test -n "$verbose" && echo " setting YACC to $YACC"
test -n "$YACC" && break
done
test -n "$YACC" || YACC="yacc"
if test -z "$CC"; then
# Extract the first word of `gcc', so it can be a program name with args.
set dummy gcc; word=$2
echo checking for $word
IFS="${IFS= }"; saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH; do
test -z "$dir" && dir=.
if test -f $dir/$word; then
CC="gcc"
break
fi
done
IFS="$saveifs"
fi
test -z "$CC" && CC="cc"
test -n "$CC" && test -n "$verbose" && echo " setting CC to $CC"
# Find out if we are using GNU C, under whatever name.
cat > conftest.c <<EOF
#ifdef __GNUC__
yes
#endif
EOF
${CC-cc} -E conftest.c > conftest.out 2>&1
if egrep yes conftest.out >/dev/null 2>&1; then
GCC=1 # For later tests.
fi
rm -f conftest*
if test -z "$RANLIB"; then
# Extract the first word of `ranlib', so it can be a program name with args.
set dummy ranlib; word=$2
echo checking for $word
IFS="${IFS= }"; saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH; do
test -z "$dir" && dir=.
if test -f $dir/$word; then
RANLIB="ranlib"
break
fi
done
IFS="$saveifs"
fi
test -z "$RANLIB" && RANLIB=":"
test -n "$RANLIB" && test -n "$verbose" && echo " setting RANLIB to $RANLIB"
# Make sure to not get the incompatible SysV /etc/install and
# /usr/sbin/install, which might be in PATH before a BSD-like install,
# or the SunOS /usr/etc/install directory, or the AIX /bin/install,
# or the AFS install, which mishandles nonexistent args, or
# /usr/ucb/install on SVR4, which tries to use the nonexistent group
# `staff'. On most BSDish systems install is in /usr/bin, not /usr/ucb
# anyway. Sigh.
if test "z${INSTALL}" = "z" ; then
echo checking for install
IFS="${IFS= }"; saveifs="$IFS"; IFS="${IFS}:"
for dir in $PATH; do
test -z "$dir" && dir=.
case $dir in
/etc|/usr/sbin|/usr/etc|/usr/afsws/bin|/usr/ucb) ;;
*)
if test -f $dir/installbsd; then
INSTALL="$dir/installbsd -c" # OSF1
INSTALL_PROGRAM='$(INSTALL)'
INSTALL_DATA='$(INSTALL) -m 644'
break
fi
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="$saveifs"
fi
if test -z "$INSTALL"; then
if test -f ${srcdir}/install.sh; then
# We want the top-level source directory, not the subdir's srcdir,
# so expand srcdir now rather than in the Makefile.
INSTALL="${srcdir}/install.sh -c"
else
echo "warning: ${srcdir}/install.sh not found; using cp"
INSTALL=cp
fi
fi
test -n "$verbose" && echo " setting INSTALL to $INSTALL"
INSTALL_PROGRAM=${INSTALL_PROGRAM-'$(INSTALL)'}
test -n "$verbose" && echo " setting INSTALL_PROGRAM to $INSTALL_PROGRAM"
INSTALL_DATA=${INSTALL_DATA-'$(INSTALL)'}
test -n "$verbose" && echo " setting INSTALL_DATA to $INSTALL_DATA"
prog='/* Ultrix mips cc rejects this. */
typedef int charset[2]; const charset x;
/* SunOS 4.1.1 cc rejects this. */
char const *const *ccp;
char **p;
/* AIX XL C 1.02.0.0 rejects this.
It does not let you subtract one const X* pointer from another in an arm
of an if-expression whose if-part is not a constant expression */
const char *g = "string";
ccp = &g + (g ? g-g : 0);
/* HPUX 7.0 cc rejects these. */
++ccp;
p = (char**) ccp;
ccp = (char const *const *) p;
{ /* SCO 3.2v4 cc rejects this. */
char *t;
char const *s = 0 ? (char *) 0 : (char const *) 0;
*t++ = 0;
}
{ /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */
int x[] = {25,17};
const int *foo = &x[0];
++foo;
}
{ /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
typedef const int *iptr;
iptr p = 0;
++p;
}
{ /* AIX XL C 1.02.0.0 rejects this saying
"k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
struct s { int j; const int *ap[3]; };
struct s *b; b->j = 5;
}
{ /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
const int foo = 10;
}'
echo checking for lack of working const
cat > conftest.c <<EOF
#include "confdefs.h"
int main() { exit(0); }
int t() { $prog }
EOF
if eval $compile; then
:
else
rm -rf conftest*
{
test -n "$verbose" && \
echo " defining" const to be empty
echo "#define" const >> confdefs.h
DEFS="$DEFS -Dconst="
}
fi
rm -f conftest*
echo checking how to run the C preprocessor
if test -z "$CPP"; then
# This must be in double quotes, not single quotes, because CPP may get
# substituted into the Makefile and ``${CC-cc}'' will simply confuse
# make. It must be expanded now.
CPP="${CC-cc} -E"
cat > conftest.c <<EOF
#include "confdefs.h"
#include <stdio.h>
Syntax Error
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
:
else
rm -rf conftest*
CPP=/lib/cpp
fi
rm -f conftest*
fi
test ".${verbose}" != "." && echo " setting CPP to $CPP"
echo checking for ANSI C header files
cat > conftest.c <<EOF
#include "confdefs.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.h>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
rm -rf conftest*
# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
echo '#include "confdefs.h"
#include <string.h>' > conftest.c
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "memchr" conftest.out >/dev/null 2>&1; then
rm -rf conftest*
# SGI's /bin/cc from Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
cat > conftest.c <<EOF
#include "confdefs.h"
#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 $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
{
test -n "$verbose" && \
echo " defining STDC_HEADERS"
echo "#define" STDC_HEADERS 1 >> confdefs.h
DEFS="$DEFS -DSTDC_HEADERS=1"
}
fi
rm -fr conftest*
fi
rm -f conftest*
fi
rm -f conftest*
for hdr in string.h
do
trhdr=HAVE_`echo $hdr | tr '[a-z]./' '[A-Z]__'`
echo checking for ${hdr}
cat > conftest.c <<EOF
#include "confdefs.h"
#include <${hdr}>
EOF
err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
if test -z "$err"; then
rm -rf conftest*
{
test -n "$verbose" && \
echo " defining ${trhdr}"
echo "#define" ${trhdr} 1 >> confdefs.h
DEFS="$DEFS -D${trhdr}=1"
}
fi
rm -f conftest*
done
case "$YACC" in
*bison*)
# 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 "confdefs.h"
#include <alloca.h>
int main() { exit(0); }
int t() { char *p = alloca(2 * sizeof(int)); }
EOF
if eval $compile; then
rm -rf conftest*
{
test -n "$verbose" && \
echo " defining HAVE_ALLOCA_H"
echo "#define" HAVE_ALLOCA_H 1 >> confdefs.h
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
#include "confdefs.h"
$decl
int main() { exit(0); }
int t() { char *p = (char *) alloca(1); }
EOF
if eval $compile; then
:
else
rm -rf conftest*
alloca_missing=1
cat > conftest.c <<EOF
#include "confdefs.h"
#if defined(CRAY) && ! defined(CRAY2)
winnitude
#else
lossage
#endif
EOF
eval "$CPP conftest.c > conftest.out 2>&1"
if egrep "winnitude" conftest.out >/dev/null 2>&1; then
rm -rf conftest*
echo checking for _getb67
cat > conftest.c <<EOF
#include "confdefs.h"
#include <ctype.h>
int main() { exit(0); }
int t() {
/* The GNU C library defines this for functions which it implements
to always fail with ENOSYS. Some functions are actually named
something starting with __ and the normal name is an alias. */
#if defined (__stub__getb67) || defined (__stub____getb67)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error. */
extern char _getb67(); _getb67();
#endif
}
EOF
if eval $compile; then
rm -rf conftest*
{
test -n "$verbose" && \
echo " defining" CRAY_STACKSEG_END to be _getb67
echo "#define" CRAY_STACKSEG_END _getb67 >> confdefs.h
DEFS="$DEFS -DCRAY_STACKSEG_END=_getb67"
}
else
rm -rf conftest*
echo checking for GETB67
cat > conftest.c <<EOF
#include "confdefs.h"
#include <ctype.h>
int main() { exit(0); }
int t() {
/* The GNU C library defines this for functions which it implements
to always fail with ENOSYS. Some functions are actually named
something starting with __ and the normal name is an alias. */
#if defined (__stub_GETB67) || defined (__stub___GETB67)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error. */
extern char GETB67(); GETB67();
#endif
}
EOF
if eval $compile; then
rm -rf conftest*
{
test -n "$verbose" && \
echo " defining" CRAY_STACKSEG_END to be GETB67
echo "#define" CRAY_STACKSEG_END GETB67 >> confdefs.h
DEFS="$DEFS -DCRAY_STACKSEG_END=GETB67"
}
else
rm -rf conftest*
echo checking for getb67
cat > conftest.c <<EOF
#include "confdefs.h"
#include <ctype.h>
int main() { exit(0); }
int t() {
/* The GNU C library defines this for functions which it implements
to always fail with ENOSYS. Some functions are actually named
something starting with __ and the normal name is an alias. */
#if defined (__stub_getb67) || defined (__stub___getb67)
choke me
#else
/* Override any gcc2 internal prototype to avoid an error. */
extern char getb67(); getb67();
#endif
}
EOF
if eval $compile; then
rm -rf conftest*
{
test -n "$verbose" && \
echo " defining" CRAY_STACKSEG_END to be getb67
echo "#define" CRAY_STACKSEG_END getb67 >> confdefs.h
DEFS="$DEFS -DCRAY_STACKSEG_END=getb67"
}
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
fi
rm -f conftest*
if test -n "$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
{
test -n "$verbose" && \
echo " defining C_ALLOCA"
echo "#define" C_ALLOCA 1 >> confdefs.h
DEFS="$DEFS -DC_ALLOCA=1"
}
echo 'checking stack direction for C alloca'
echo checking whether cross-compiling
# If we cannot run a trivial program, we must be cross compiling.
cat > conftest.c <<EOF
#include "confdefs.h"
main(){exit(0);}
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
:
else
cross_compiling=1
fi
rm -fr conftest*
if test -n "$cross_compiling"
then
{
test -n "$verbose" && \
echo " defining" STACK_DIRECTION to be 0
echo "#define" STACK_DIRECTION 0 >> confdefs.h
DEFS="$DEFS -DSTACK_DIRECTION=0"
}
else
cat > conftest.c <<EOF
#include "confdefs.h"
find_stack_direction ()
{
static char *addr = 0;
auto char dummy;
if (addr == 0)
{
addr = &dummy;
return find_stack_direction ();
}
else
return (&dummy > addr) ? 1 : -1;
}
main ()
{
exit (find_stack_direction() < 0);
}
EOF
eval $compile
if test -s conftest && (./conftest; exit) 2>/dev/null; then
{
test -n "$verbose" && \
echo " defining" STACK_DIRECTION to be 1
echo "#define" STACK_DIRECTION 1 >> confdefs.h
DEFS="$DEFS -DSTACK_DIRECTION=1"
}
else
{
test -n "$verbose" && \
echo " defining" STACK_DIRECTION to be -1
echo "#define" STACK_DIRECTION -1 >> confdefs.h
DEFS="$DEFS -DSTACK_DIRECTION=-1"
}
fi
fi
rm -fr conftest*
fi
;;
esac
# Set default prefixes.
if test -n "$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
# Quote sed substitution magic chars in DEFS.
cat >conftest.def <<EOF
$DEFS
EOF
escape_ampersand_and_backslash='s%[&\\]%\\&%g'
DEFS=`sed "$escape_ampersand_and_backslash" <conftest.def`
rm -f conftest.def
# Substitute for predefined variables.
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 | sed 1q`:
#
# $0 $configure_args
for arg
do
case "\$arg" in
-recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
echo running \${CONFIG_SHELL-/bin/sh} $0 $configure_args
exec \${CONFIG_SHELL-/bin/sh} $0 $configure_args ;;
*) echo "Usage: config.status --recheck" 2>&1; exit 1 ;;
esac
done
trap 'rm -f Makefile; exit 1' 1 3 15
LN_S='$LN_S'
YACC='$YACC'
CC='$CC'
RANLIB='$RANLIB'
INSTALL='$INSTALL'
INSTALL_PROGRAM='$INSTALL_PROGRAM'
INSTALL_DATA='$INSTALL_DATA'
CPP='$CPP'
ALLOCA='$ALLOCA'
LIBS='$LIBS'
srcdir='$srcdir'
DEFS='$DEFS'
prefix='$prefix'
exec_prefix='$exec_prefix'
prsub='$prsub'
extrasub='$extrasub'
EOF
cat >> config.status <<\EOF
top_srcdir=$srcdir
CONFIG_FILES=${CONFIG_FILES-"Makefile"}
for file in .. ${CONFIG_FILES}; do if test "x$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"
comment_str="Generated automatically from `echo $file|sed 's|.*/||'`.in by configure."
case "$file" in
*.c | *.h | *.C | *.cc | *.m ) echo "/* $comment_str */" > "$file" ;;
* ) echo "# $comment_str" > "$file" ;;
esac
sed -e "
$prsub
$extrasub
s%@LN_S@%$LN_S%g
s%@YACC@%$YACC%g
s%@CC@%$CC%g
s%@RANLIB@%$RANLIB%g
s%@INSTALL@%$INSTALL%g
s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@CPP@%$CPP%g
s%@ALLOCA@%$ALLOCA%g
s%@LIBS@%$LIBS%g
s%@srcdir@%$srcdir%g
s%@DEFS@%$DEFS%
" $top_srcdir/${file}.in >> $file
fi; done
exit 0
EOF
chmod +x config.status
${CONFIG_SHELL-/bin/sh} config.status