diff options
Diffstat (limited to 'gnu/usr.bin/groff/configure')
| -rwxr-xr-x | gnu/usr.bin/groff/configure | 1409 |
1 files changed, 1409 insertions, 0 deletions
diff --git a/gnu/usr.bin/groff/configure b/gnu/usr.bin/groff/configure new file mode 100755 index 0000000..16f1bf1 --- /dev/null +++ b/gnu/usr.bin/groff/configure @@ -0,0 +1,1409 @@ +#!/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=`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 $LIBS >/dev/null 2>&1' + +# A filename unique to this package, relative to the directory that +# configure is in, which we can look for to find out if srcdir is correct. +unique_file=groff/groff.cc + +# Find the source files, if location was not specified. +if test -z "$srcdir"; then + srcdirdefaulted=yes + # Try the directory containing this script, then `..'. + prog=$0 + confdir=`echo $prog|sed 's%/[^/][^/]*$%%'` + 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 $srcdir; pwd` ;; # Make relative path absolute. +esac + + +# Save the original args to write them into config.status later. +configure_args="$*" + +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 $INSTALL_DATA" + +echo checking for ln -s +rm -f conftestdata +if ln -s X conftestdata 2>/dev/null +then + rm -f conftestdata + LN_S="ln -s" +else + LN_S=ln +fi + + +echo checking for etags C++ option +for flag in p C +do + test -z "$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${trhdr}=1" +} + + +fi +rm -f conftest* +done + +echo 'checking for ISC 3.x or 4.x' +if grep '[34]\.' /usr/options/cb.name >/dev/null 2>&1 +then + +{ +test -n "$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 $compile +if test -s conftest && (./conftest; exit) 2>/dev/null; then + : +else + +{ +test -n "$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 + |
