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Text File | 1994-02-21 | 32.4 KB | 1,413 lines |
- #!/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]
- # [--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=`/bin/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=`/bin/echo $arg | sed 's/[-a-z_]*=//'` ;;
- -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
- next_prefix=yes ;;
-
- -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=* | --s=*)
- srcdir=`/bin/echo $arg | sed 's/[-a-z_]*=//'` ;;
- -srcdir | --srcdir | --srcdi | --srcd | --src | --sr | --s)
- next_srcdir=yes ;;
-
- -with-* | --with-*)
- package=`/bin/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="`/bin/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 $LIBS >/dev/null 2>&1'
-
- # A filename unique to this package, relative to the directory that
- # configure is in, which we can look for to find out if srcdir is correct.
- unique_file=groff/groff.cc
-
- # Find the source files, if location was not specified.
- if test -z "$srcdir"; then
- srcdirdefaulted=yes
- # Try the directory containing this script, then `..'.
- prog=$0
- confdir=`echo $prog| sed 's|/$||' | sed 's|//|/|' | 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 $srcdir; pwd` ;; # Make relative path absolute.
- esac
-
-
- # Save the original args to write them into config.status later.
- configure_args="$*"
-
- # Hack so we don't have to remember to configure with
- # -prefix=/gnu all the time.
- prefix=/gnu
- if test -z "$prefix"
- then
- echo checking for grops to derive installation directory prefix
- IFS="${IFS= }"; saveifs="$IFS"; IFS="$IFS:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test $dir != . && test -f $dir/grops; then
- # Not all systems have dirname.
- prefix=`echo $dir|sed 's%/[^/][^/]*$%%'`
- break
- fi
- done
- IFS="$saveifs"
- echo " chose installation directory prefix ${prefix}"
- fi
- if test -z "$prefix"
- then
- echo checking for gcc to derive installation directory prefix
- IFS="${IFS= }"; saveifs="$IFS"; IFS="$IFS:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test $dir != . && test -f $dir/gcc; then
- # Not all systems have dirname.
- prefix=`echo $dir|sed 's%/[^/][^/]*$%%'`
- break
- fi
- done
- IFS="$saveifs"
- echo " chose installation directory prefix ${prefix}"
- fi
-
- if test -z "$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
- ${CC-cc} -E conftest.c > conftest.out 2>&1
- if egrep yes conftest.out >/dev/null 2>&1; then
- GCC=1 # For later tests.
- fi
- rm -f conftest*
-
- cc_compile='$CCC conftest.cc -o conftest $CCLIBS $LIBS >/dev/null 2>&1'
-
- if test -z "$CCC"; then
- # See whether the C compiler is also a C++ compiler.
- echo checking if C compiler is also a C++ compiler
- cat <<EOF > conftest.cc
- #ifdef __cplusplus
- yes
- #endif
- EOF
- $CC -E conftest.cc >conftest.out 2>&1
- if egrep yes conftest.out >/dev/null 2>&1; then
- CCC="$CC"
- fi
- fi
- if test -z "$CCC"; then
- # Extract the first word of `g++', so it can be a program name with args.
- set dummy g++; 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
- CCC="g++"
- break
- fi
- done
- IFS="$saveifs"
- fi
-
- test -n "$CCC" && test -n "$verbose" && echo " setting CCC to $CCC"
-
- if test -z "$CCC"; then
- # Extract the first word of `CC', so it can be a program name with args.
- set dummy CC; 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
- CCC="CC"
- break
- fi
- done
- IFS="$saveifs"
- fi
-
- test -n "$CCC" && test -n "$verbose" && echo " setting CCC to $CCC"
-
- if test -z "$CCC"; then
- # Extract the first word of `cc++', so it can be a program name with args.
- set dummy cc++; 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
- CCC="cc++"
- break
- fi
- done
- IFS="$saveifs"
- fi
-
- test -n "$CCC" && test -n "$verbose" && echo " setting CCC to $CCC"
-
- if test -z "$CCC"; then
- cat <<EOM
- This package requires a C++ compiler, but I couldn't find one.
- Set the environment variable CCC to the name of your C++ compiler.
- EOM
- rm -f conftest* core; exit 1
- fi
- echo checking that C++ compiler can compile very simple C++ program
- cat <<EOF > conftest.cc
-
- int main() { return 0; }
-
- EOF
- rm -f conftest
- eval $cc_compile
- if test -s conftest && (./conftest) 2>/dev/null; then
- :
- else
- cat <<EOM
- $CCC was unable successfully to compile a very simple C++ program
- (the C++ program was in a file with a suffix of .cc)
- EOM
- rm -f conftest* core; exit 1
-
- fi
- rm -f conftest*
- echo checking that C++ static constructors and destructors are called
- cat <<EOF > conftest.cc
-
- extern "C" {
- void _exit(int);
- }
- int i;
- struct A {
- char dummy;
- A() { i = 1; }
- ~A() { if (i == 1) _exit(0); }
- };
- A a;
- int main() { return 1; }
-
- EOF
- rm -f conftest
- eval $cc_compile
- if test -s conftest && (./conftest) 2>/dev/null; then
- :
- else
- cat <<EOM
- $CCC is not installed correctly: static constructors and destructors do not work
- EOM
- rm -f conftest* core; exit 1
-
- fi
- rm -f conftest*
- echo checking for C++ header files
- cat <<EOF >conftest.cc
- #include <stdio.h>
- int main() { return 0; } void t() { fopen(0, 0); }
- EOF
- if eval $cc_compile; then
- :
- else
- cat <<\EOF
- Your header files do not appear to support C++.
- I was unable to compile and link a simple C++ program that used a function
- declared in <stdio.h>.
- If you're using a version of gcc/g++ earlier than 2.5,
- you should install libg++.
- EOF
- rm -f conftest* core; exit 1
- fi
- rm -f conftest*
- if test -z "$PSPRINT"
- then
- for p in lpr
- do
- if test -z "$LPR"; then
- # Extract the first word of `$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
- LPR="$p"
- break
- fi
- done
- IFS="$saveifs"
- fi
-
- test -n "$LPR" && test -n "$verbose" && echo " setting LPR to $LPR"
-
- test -n "$LPR" && break
- done
-
- for p in lp
- do
- if test -z "$LP"; then
- # Extract the first word of `$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
- LP="$p"
- break
- fi
- done
- IFS="$saveifs"
- fi
-
- test -n "$LP" && test -n "$verbose" && echo " setting LP to $LP"
-
- test -n "$LP" && break
- done
-
- if test -n "$LPR" && test -n "$LP"
- then
- # HP-UX provides an lpr command that emulates lpr using lp,
- # but it doesn't have lpq; in this case we want to use lp
- # rather than lpr.
- for p in lpq
- do
- if test -z "$LPQ"; then
- # Extract the first word of `$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
- LPQ="$p"
- break
- fi
- done
- IFS="$saveifs"
- fi
-
- test -n "$LPQ" && test -n "$verbose" && echo " setting LPQ to $LPQ"
-
- test -n "$LPQ" && break
- done
-
- test -n "$LPQ" || LPR=
- fi
- if test -n "$LPR"
- then
- PSPRINT="$LPR"
- elif test -n "$LP"
- then
- PSPRINT="$LP"
- fi
- fi
-
- # Figure out DVIPRINT from PSPRINT.
- if test -n "$PSPRINT" && test -z "$DVIPRINT"
- then
- if test "X$PSPRINT" = "Xlpr"
- then
- DVIPRINT="lpr -d"
- else
- DVIPRINT="$PSPRINT"
- fi
- fi
-
- echo checking for perl
- PERLPATH=
- saveifs="$IFS"; IFS="${IFS}:"
- for dir in $PATH; do
- test -z "$dir" && dir=.
- if test -f $dir/perl; then
- PERLPATH="$dir/perl"
- break
- fi
- done
- IFS="$saveifs"
-
- if test -z "$YACC"; then
- # Extract the first word of `byacc', so it can be a program name with args.
- set dummy byacc; 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="byacc"
- break
- fi
- done
- IFS="$saveifs"
- fi
-
- test -n "$YACC" && test -n "$verbose" && echo " setting YACC to $YACC"
-
- if test -z "$YACC"; then
- # Extract the first word of `bison', so it can be a program name with args.
- set dummy bison; 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="bison -y"
- break
- fi
- done
- IFS="$saveifs"
- fi
- test -z "$YACC" && YACC="yacc"
- test -n "$YACC" && test -n "$verbose" && echo " setting YACC to $YACC"
-
-
- if test -z "$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="$saveifs"
- fi
- INSTALL=${INSTALL-cp}
- 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 $INSTALL_DATA"
-
- echo checking for ln -s
- rm -f conftestdata
- if false 2>/dev/null
- then
- rm -f conftestdata
- LN_S="ln -s"
- else
- LN_S=ln
- fi
-
-
- echo checking for etags C++ option
- for flag in p C
- do
- test -z "$ETAGSCCFLAG" || break
- >conftest.c
- (etags -$flag -o /dev/null conftest.c >/dev/null 2>&1) 2>/dev/null &&
- ETAGSCCFLAG="-$flag"
- rm -f conftest.c
- done
-
- echo 'checking for csh # hack'
- cat <<EOF >conftest.sh
- #!/bin/sh
- true || exit 0
- export PATH || exit 0
- exit 1
- EOF
- chmod +x conftest.sh
- if echo ./conftest.sh | (csh >/dev/null 2>&1) >/dev/null 2>&1
- then
- :; SH_SCRIPT_SED_CMD='1s/.*/:/'
- else
- :; SH_SCRIPT_SED_CMD=''
- fi
- rm -f conftest.sh
-
-
- for hdr in unistd.h dirent.h limits.h sys/dir.h stdlib.h
- do
- trhdr=HAVE_`echo $hdr | tr '[a-z]./' '[A-Z]__'`
- echo checking for ${hdr}
- echo checking how to run the C preprocessor
- if test -z "$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 $CPP"
-
- cat > conftest.c <<EOF
- #include "confdefs.h"
- #include <${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${trhdr}=1"
- }
-
-
- fi
- rm -f conftest*
- done
-
- echo 'checking for ISC 3.x or 4.x'
- if true
- then
-
- {
- test -n "$verbose" && \
- echo " defining _SYSV3"
- echo "#define" _SYSV3 1 >> confdefs.h
- DEFS="$DEFS -D_SYSV3=1"
- }
-
- fi
- echo checking for whether -D_POSIX_SOURCE is necessary
- cat <<EOF >conftest.cc
- #include <stdio.h>
- int main() { return 0; } void t() { (void)fileno(stdin); }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining _POSIX_SOURCE"
- echo "#define" _POSIX_SOURCE 1 >> confdefs.h
- DEFS="$DEFS -D_POSIX_SOURCE=1"
- }
-
- fi
- rm -f conftest*
- echo checking for 'C++ <limits.h>'
- cat <<EOF >conftest.cc
- #include <limits.h>
- int main() { return 0; } void t() { int x = INT_MIN; int y = INT_MAX; int z = UCHAR_MAX; }
- EOF
- if eval $cc_compile; then
-
- {
- test -n "$verbose" && \
- echo " defining HAVE_CC_LIMITS_H"
- echo "#define" HAVE_CC_LIMITS_H 1 >> confdefs.h
- DEFS="$DEFS -DHAVE_CC_LIMITS_H=1"
- }
-
- fi
- rm -f conftest*
- echo checking for 'C++ <osfcn.h>'
- cat <<EOF >conftest.cc
- #include <osfcn.h>
- int main() { return 0; } void t() { read(0, 0, 0); open(0, 0); }
- EOF
- if eval $cc_compile; then
-
- {
- test -n "$verbose" && \
- echo " defining HAVE_CC_OSFCN_H"
- echo "#define" HAVE_CC_OSFCN_H 1 >> confdefs.h
- DEFS="$DEFS -DHAVE_CC_OSFCN_H=1"
- }
-
- fi
- rm -f conftest*
- echo checking for declaration of getopt in stdlib.h
- cat <<EOF >conftest.cc
- #include <stdlib.h>
- extern "C" { void getopt(int); }
- int main() { return 0; } void t() { }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining STDLIB_H_DECLARES_GETOPT"
- echo "#define" STDLIB_H_DECLARES_GETOPT 1 >> confdefs.h
- DEFS="$DEFS -DSTDLIB_H_DECLARES_GETOPT=1"
- }
-
- fi
- rm -f conftest*
- echo checking for declaration of getopt in unistd.h
- cat <<EOF >conftest.cc
- #include <sys/types.h>
- #include <unistd.h>
- extern "C" { void getopt(int); }
- int main() { return 0; } void t() { }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining UNISTD_H_DECLARES_GETOPT"
- echo "#define" UNISTD_H_DECLARES_GETOPT 1 >> confdefs.h
- DEFS="$DEFS -DUNISTD_H_DECLARES_GETOPT=1"
- }
-
- fi
- rm -f conftest*
-
- echo checking for declaration of putenv
- cat <<EOF >conftest.cc
- #include <stdlib.h>
- extern "C" { void putenv(int); }
- int main() { return 0; } void t() { }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining STDLIB_H_DECLARES_PUTENV"
- echo "#define" STDLIB_H_DECLARES_PUTENV 1 >> confdefs.h
- DEFS="$DEFS -DSTDLIB_H_DECLARES_PUTENV=1"
- }
-
- fi
- rm -f conftest*
- echo checking for declaration of popen
- cat <<EOF >conftest.cc
- #include <stdio.h>
- extern "C" { void popen(int); }
- int main() { return 0; } void t() { }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining STDIO_H_DECLARES_POPEN"
- echo "#define" STDIO_H_DECLARES_POPEN 1 >> confdefs.h
- DEFS="$DEFS -DSTDIO_H_DECLARES_POPEN=1"
- }
-
- fi
- rm -f conftest*
- echo checking for declaration of pclose
- cat <<EOF >conftest.cc
- #include <stdio.h>
- extern "C" { void pclose(int); }
- int main() { return 0; } void t() { }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining STDIO_H_DECLARES_PCLOSE"
- echo "#define" STDIO_H_DECLARES_PCLOSE 1 >> confdefs.h
- DEFS="$DEFS -DSTDIO_H_DECLARES_PCLOSE=1"
- }
-
- fi
- rm -f conftest*
- echo checking for time_t
- cat <<EOF >conftest.cc
- #include <time.h>
- int main() { return 0; } void t() { time_t t = time(0); struct tm *p = localtime(&t); }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining LONG_FOR_TIME_T"
- echo "#define" LONG_FOR_TIME_T 1 >> confdefs.h
- DEFS="$DEFS -DLONG_FOR_TIME_T=1"
- }
-
- fi
- rm -f conftest*
- echo checking for return type of signal handlers
- cat > conftest.c <<EOF
- #include "confdefs.h"
- #include <sys/types.h>
- #include <signal.h>
- #ifdef signal
- #undef signal
- #endif
- extern void (*signal ()) ();
- int main() { exit(0); }
- int t() { int i; }
- EOF
- if eval $compile; then
- rm -rf conftest*
-
- {
- test -n "$verbose" && \
- echo " defining" RETSIGTYPE to be void
- echo "#define" RETSIGTYPE void >> confdefs.h
- DEFS="$DEFS -DRETSIGTYPE=void"
- }
-
-
- else
- rm -rf conftest*
-
- {
- test -n "$verbose" && \
- echo " defining" RETSIGTYPE to be int
- echo "#define" RETSIGTYPE int >> confdefs.h
- DEFS="$DEFS -DRETSIGTYPE=int"
- }
-
- fi
- rm -f conftest*
-
-
- echo checking for struct exception
- cat > conftest.c <<EOF
- #include "confdefs.h"
- #include <math.h>
- int main() { exit(0); }
- int t() { struct exception e; }
- EOF
- if eval $compile; then
- rm -rf conftest*
-
- {
- test -n "$verbose" && \
- echo " defining HAVE_STRUCT_EXCEPTION"
- echo "#define" HAVE_STRUCT_EXCEPTION 1 >> confdefs.h
- DEFS="$DEFS -DHAVE_STRUCT_EXCEPTION=1"
- }
-
-
- fi
- rm -f conftest*
-
- echo checking for mmap
- cat > conftest.c <<EOF
- #include "confdefs.h"
- #include <sys/types.h>
- #include <sys/mman.h>
- int main() { exit(0); }
- int t() { char *p = mmap(0, 0, PROT_READ, MAP_PRIVATE, 0, 0); munmap(p, 0); }
- EOF
- if eval $compile; then
- rm -rf conftest*
-
- {
- test -n "$verbose" && \
- echo " defining HAVE_MMAP"
- echo "#define" HAVE_MMAP 1 >> confdefs.h
- DEFS="$DEFS -DHAVE_MMAP=1"
- }
-
-
- fi
- rm -f conftest*
-
- echo checking for pid_t in sys/types.h
- echo '#include "confdefs.h"
- #include <sys/types.h>' > conftest.c
- eval "$CPP conftest.c > conftest.out 2>&1"
- if egrep "pid_t" conftest.out >/dev/null 2>&1; then
- :
- else
- rm -rf conftest*
-
- {
- test -n "$verbose" && \
- echo " defining" pid_t to be int
- echo "#define" pid_t int >> confdefs.h
- DEFS="$DEFS -Dpid_t=int"
- }
-
- fi
- rm -f conftest*
-
- echo checking for vfork.h
- cat > conftest.c <<EOF
- #include "confdefs.h"
- #include <vfork.h>
- EOF
- err=`eval "($CPP conftest.c >/dev/null) 2>&1"`
- if test -z "$err"; then
- rm -rf conftest*
-
- {
- test -n "$verbose" && \
- echo " defining HAVE_VFORK_H"
- echo "#define" HAVE_VFORK_H 1 >> confdefs.h
- DEFS="$DEFS -DHAVE_VFORK_H=1"
- }
-
-
- fi
- rm -f conftest*
-
- echo checking for working vfork
-
- cat > conftest.c <<EOF
- #include "confdefs.h"
- /* Thanks to Paul Eggert for this test. */
- #include <stdio.h>
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <signal.h>
- #ifdef HAVE_UNISTD_H
- #include <unistd.h>
- #endif
- #ifdef HAVE_VFORK_H
- #include <vfork.h>
- #endif
- static int signalled;
- static RETSIGTYPE catch (s) int s; { signalled = 1; }
- main() {
- pid_t parent = getpid ();
- pid_t child;
-
- signal (SIGINT, catch);
-
- 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. SunOS 5.2), if the parent is catching
- a signal, the child ignores the signal before execing,
- and the parent later receives that signal, the parent dumps core.
- Test for this by ignoring SIGINT in the child. */
- signal (SIGINT, SIG_IGN);
-
- /* 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 signal handling bug occur? */
- || kill(parent, SIGINT) != 0
- || signalled != 1
-
- /* Did the file descriptor bug occur? */
- || fstat(fileno(stdout), &st) != 0
- );
- }
- }
- EOF
- eval $compile
- if true; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining" vfork to be fork
- echo "#define" vfork fork >> confdefs.h
- DEFS="$DEFS -Dvfork=fork"
- }
-
- fi
- rm -fr conftest*
-
- saved_libs="$LIBS"
- LIBS="$LIBS -lm"
- for func in fmod strtol getcwd strerror putenv
- do
- echo checking for ${func}
- cat > conftest.c <<EOF
- #include "confdefs.h"
- #include <ctype.h>
- int main() { exit(0); }
- int t() {
- /* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
- #if defined (__stub_${func}) || defined (__stub___${func})
- choke me
- #else
- /* Override any gcc2 internal prototype to avoid an error. */
- extern char ${func}(); ${func}();
- #endif
- }
- EOF
- if eval $compile; then
- :
- else
- rm -rf conftest*
- LIBOBJS="$LIBOBJS ${func}.o"
- test -n "$verbose" && echo " using ${func}.o instead"
- fi
- rm -f conftest*
-
- done
-
- LIBS="$saved_libs"
- for func in rename mkstemp
- do
- trfunc=HAVE_`echo $func | tr '[a-z]' '[A-Z]'`
- echo checking for ${func}
- cat > conftest.c <<EOF
- #include "confdefs.h"
- #include <ctype.h>
- int main() { exit(0); }
- int t() {
- /* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
- #if defined (__stub_${func}) || defined (__stub___${func})
- choke me
- #else
- /* Override any gcc2 internal prototype to avoid an error. */
- extern char ${func}(); ${func}();
- #endif
- }
- EOF
- if eval $compile; then
- rm -rf conftest*
- {
- test -n "$verbose" && \
- echo " defining ${trfunc}"
- echo "#define" ${trfunc} 1 >> confdefs.h
- DEFS="$DEFS -D${trfunc}=1"
- }
-
-
- fi
- rm -f conftest*
- done
-
- echo checking for sys_siglist
- cat > conftest.c <<EOF
- #include "confdefs.h"
-
- int main() { exit(0); }
- int t() { extern char *sys_siglist[]; sys_siglist[0] = 0; }
- EOF
- if eval $compile; then
- rm -rf conftest*
-
- {
- test -n "$verbose" && \
- echo " defining HAVE_SYS_SIGLIST"
- echo "#define" HAVE_SYS_SIGLIST 1 >> confdefs.h
- DEFS="$DEFS -DHAVE_SYS_SIGLIST=1"
- }
-
-
- fi
- rm -f conftest*
-
- echo checking for gcc/g++ delete bug
- cat <<EOF > conftest.cc
-
- #include <stdlib.h>
- #include <stddef.h>
-
- int testit = 0;
-
- int main()
- {
- testit = 1;
- int *p = new int;
- delete p;
- testit = 0;
- return 1;
- }
-
- static unsigned dummy[3];
-
- void *operator new(size_t n)
- {
- if (testit) {
- dummy[1] = -(unsigned)(dummy + 2);
- return dummy + 2;
- }
- else
- return (void *)malloc(n);
- }
-
- void operator delete(void *p)
- {
- if (testit) {
- if (p == dummy)
- exit(0);
- }
- else
- free(p);
- }
-
- EOF
- rm -f conftest
- eval $cc_compile
- if test -s conftest && (./conftest) 2>/dev/null; then
-
- {
- test -n "$verbose" && \
- echo " defining COOKIE_BUG"
- echo "#define" COOKIE_BUG 1 >> confdefs.h
- DEFS="$DEFS -DCOOKIE_BUG=1"
- }
-
- fi
- rm -f conftest*
- echo checking for cfront ANSI C INT_MIN bug
- cat <<EOF > conftest.cc
- #include <stdlib.h>
- #ifdef HAVE_CC_LIMITS_H
- #include <limits.h>
- #else
- #define INT_MAX 2147483647
- #endif
-
- #undef INT_MIN
- #define INT_MIN (-INT_MAX-1)
-
- int main()
- {
- int z = 0;
- return INT_MIN < z;
- }
-
- EOF
- rm -f conftest
- eval $cc_compile
- if test -s conftest && (./conftest) 2>/dev/null; then
-
- {
- test -n "$verbose" && \
- echo " defining CFRONT_ANSI_BUG"
- echo "#define" CFRONT_ANSI_BUG 1 >> confdefs.h
- DEFS="$DEFS -DCFRONT_ANSI_BUG=1"
- }
-
- fi
- rm -f conftest*
- echo checking for new array delete syntax
- cat <<EOF >conftest.cc
-
- int main() { return 0; } void t() { char *p = new char[5]; delete [] p; }
- EOF
- if eval $cc_compile; then
- :
- else
-
- {
- test -n "$verbose" && \
- echo " defining ARRAY_DELETE_NEEDS_SIZE"
- echo "#define" ARRAY_DELETE_NEEDS_SIZE 1 >> confdefs.h
- DEFS="$DEFS -DARRAY_DELETE_NEEDS_SIZE=1"
- }
-
- fi
- rm -f conftest*
- echo checking for traditional preprocessor
- cat <<EOF >conftest.cc
- #define name2(a,b) a/**/b
- int main() { return 0; } void t() { int name2(foo,bar); }
- EOF
- if eval $cc_compile; then
-
- {
- test -n "$verbose" && \
- echo " defining TRADITIONAL_CPP"
- echo "#define" TRADITIONAL_CPP 1 >> confdefs.h
- DEFS="$DEFS -DTRADITIONAL_CPP=1"
- }
-
- fi
- rm -f conftest*
- echo checking for w_coredump
- cat > conftest.c <<EOF
- #include "confdefs.h"
-
- #include <sys/types.h>
- #include <sys/wait.h>
- main()
- {
- #ifdef WCOREFLAG
- exit(1);
- #else
- int i = 0;
- ((union wait *)&i)->w_coredump = 1;
- exit(i != 0200);
- #endif
- }
-
- EOF
- eval $compile
- if test -s conftest && (./conftest; exit) 2>/dev/null; then
-
- {
- test -n "$verbose" && \
- echo " defining" WCOREFLAG to be 0200
- echo "#define" WCOREFLAG 0200 >> confdefs.h
- DEFS="$DEFS -DWCOREFLAG=0200"
- }
-
-
- fi
- rm -fr conftest*
- test -n "${BROKEN_SPOOLER_FLAGS}" || BROKEN_SPOOLER_FLAGS=7
- echo using default value of ${BROKEN_SPOOLER_FLAGS} for grops -b option
-
-
- if test -z "$PAGE" && test -r $prefix/lib/groff/font/devps/DESC
- then
- if grep "^paperlength 841890" \
- $prefix/lib/groff/font/devps/DESC >/dev/null 2>&1
- then
- PAGE=A4
- else
- PAGE=letter
- fi
- fi
- if test -z "$PAGE"
- then
- dom=`awk '($1 == "dom" || $1 == "search") { print $2; exit}' \
- /etc/resolv.conf 2>/dev/null`
-
- if test -z "$dom"
- then
- dom=`(domainname) 2>/dev/null | tr -d '+'`
- if test -z "$dom"
- then
- dom=`(hostname) 2>/dev/null | grep '\.'`
- fi
- fi
-
- # If the top-level domain is two letters and it's not `us' or `ca'
- # then they probably use A4 paper.
- case "$dom" in
- *.[Uu][Ss]|*.[Cc][Aa]) ;;
- *.[A-Za-z][A-Za-z]) PAGE=A4 ;;
- esac
- fi
- test -n "$PAGE" || PAGE=letter
- echo guessing $PAGE size paper
-
- # Set default prefixes.
- if test -n "$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 $configure_args ;;
- *) echo "Usage: config.status --recheck" 2>&1; exit 1 ;;
- esac
- done
-
- trap 'rm -f Makefile; exit 1' 1 3 15
- CC='$CC'
- CCLIBS='$CCLIBS'
- CCC='$CCC'
- LPR='$LPR'
- LP='$LP'
- LPQ='$LPQ'
- PSPRINT='$PSPRINT'
- DVIPRINT='$DVIPRINT'
- PERLPATH='$PERLPATH'
- YACC='$YACC'
- RANLIB='$RANLIB'
- INSTALL='$INSTALL'
- INSTALL_PROGRAM='$INSTALL_PROGRAM'
- INSTALL_DATA='$INSTALL_DATA'
- LN_S='$LN_S'
- ETAGSCCFLAG='$ETAGSCCFLAG'
- SH_SCRIPT_SED_CMD='$SH_SCRIPT_SED_CMD'
- CPP='$CPP'
- LIBOBJS='$LIBOBJS'
- BROKEN_SPOOLER_FLAGS='$BROKEN_SPOOLER_FLAGS'
- PAGE='$PAGE'
- 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
- echo "# Generated automatically from `echo $file|sed 's|.*/||'`.in by configure." > $file
- sed -e "
- $prsub
- $extrasub
- s%@CC@%$CC%g
- s%@CCLIBS@%$CCLIBS%g
- s%@CCC@%$CCC%g
- s%@LPR@%$LPR%g
- s%@LP@%$LP%g
- s%@LPQ@%$LPQ%g
- s%@PSPRINT@%$PSPRINT%g
- s%@DVIPRINT@%$DVIPRINT%g
- s%@PERLPATH@%$PERLPATH%g
- s%@YACC@%$YACC%g
- s%@RANLIB@%$RANLIB%g
- s%@INSTALL@%$INSTALL%g
- s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g
- s%@INSTALL_DATA@%$INSTALL_DATA%g
- s%@LN_S@%$LN_S%g
- s%@ETAGSCCFLAG@%$ETAGSCCFLAG%g
- s%@SH_SCRIPT_SED_CMD@%$SH_SCRIPT_SED_CMD%g
- s%@CPP@%$CPP%g
- s%@LIBOBJS@%$LIBOBJS%g
- s%@BROKEN_SPOOLER_FLAGS@%$BROKEN_SPOOLER_FLAGS%g
- s%@PAGE@%$PAGE%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
-
-