#!/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] [--no-create] # [--prefix=PREFIX] [--exec-prefix=PREFIX] [--with-PACKAGE] [TARGET] # Ignores all args except --srcdir, --prefix, --exec-prefix, --no-create, and # --with-PACKAGE 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, also recognize exact --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) ;; -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-*) package=`echo $arg|sed 's/-*with-//'` # Delete all the valid chars; see if any are left. if test -n "`echo $package|sed 's/[-a-zA-Z0-9_]*//g'`"; then echo "configure: $package: invalid package name" >&2; exit 1 fi eval "with_`echo $package|sed s/-/_/g`=1" ;; -v | -verbose | --verbose | --verbos | --verbo | --verb | --ver | --ve | --v) verbose=yes ;; *) ;; esac fi done trap 'rm -f conftest* core; exit 1' 1 3 15 # Needed for some versions of `tr' so that character classes in `[]' work. if test "${LANG+set}" = "set" ; then LANG=C LC_ALL=C export LANG LC_ALL fi rm -f conftest* compile='${CC-cc} $CFLAGS $DEFS conftest.c -o conftest $LIBS >/dev/null 2>&1' # A filename unique to this package, relative to the directory that # configure is in, which we can look for to find out if srcdir is correct. unique_file=gzip.c # Find the source files, if location was not specified. if test -z "$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 # 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 "$CC" -a -n "$verbose" && echo " setting CC to $CC" # Find out if we are using GNU C, under whatever name. cat > conftest.c < conftest.out 2>&1 if egrep yes conftest.out >/dev/null 2>&1; then GCC=1 # For later tests. CFLAGS="${CFLAGS--O}" fi rm -f conftest* echo checking how to run the C preprocessor if test -z "$CPP"; then CPP='${CC-cc} -E' cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then : else CPP=/lib/cpp fi rm -f conftest* fi echo checking for underline in external names test -z "$ASCPP" -a -f /lib/cpp && ASCPP=/lib/cpp test -z "$ASCPP" && ASCPP="$CC -E" cat > conftest.c < /dev/null 2>&1" if nm conftest.o | grep _foo > /dev/null 2>&1 ; then : else ASCPP="${ASCPP} -DNO_UNDERLINE" fi rm -f _match.o conftest.c conftest.o if echo "$DEFS" | grep NO_ASM >/dev/null; then : else echo checking for assembler OBJA="" if eval "$ASCPP $srcdir/match.S > _match.s 2>/dev/null"; then if test ! -s _match.s || grep error < _match.s > /dev/null; then : elif eval "$CC -c _match.s >/dev/null 2>&1" && test -f _match.o; then DEFS="${DEFS} -DASMV" OBJA=match.o fi fi rm -f _match.s _match.o fi # Make sure to not get the incompatible SysV /etc/install and # /usr/sbin/install, which might be in PATH before a BSD-like install, # or the SunOS /usr/etc/install directory, or the AIX /bin/install, # or the AFS install, which mishandles nonexistent args, or # /usr/ucb/install on SVR4, which tries to use the nonexistent group # `staff'. On most BSDish systems install is in /usr/bin, not /usr/ucb # anyway. Sigh. if test "z${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} INSTALL_PROGRAM=${INSTALL_PROGRAM-'$(INSTALL)'} INSTALL_DATA=${INSTALL_DATA-'$(INSTALL)'} echo checking for AIX cat > conftest.c < conftest.out 2>&1" if egrep "yes" conftest.out >/dev/null 2>&1; then { test -n "$verbose" && \ echo ' defining' _ALL_SOURCE DEFS="$DEFS -D_ALL_SOURCE=1" } fi rm -f conftest* echo checking for minix/config.h cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$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 "$MINIX"; then { test -n "$verbose" && \ echo ' defining' _POSIX_SOURCE DEFS="$DEFS -D_POSIX_SOURCE=1" } { test -n "$verbose" && \ echo ' defining' _POSIX_1_SOURCE to be '2' DEFS="$DEFS -D_POSIX_1_SOURCE=2" } { test -n "$verbose" && \ echo ' defining' _MINIX DEFS="$DEFS -D_MINIX=1" } fi echo checking for POSIXized ISC if test -d /etc/conf/kconfig.d && grep _POSIX_VERSION /usr/include/sys/unistd.h >/dev/null 2>&1 then ISC=1 # If later tests want to check for ISC. { test -n "$verbose" && \ echo ' defining' _POSIX_SOURCE DEFS="$DEFS -D_POSIX_SOURCE=1" } if test -n "$GCC"; then CC="$CC -posix" else CC="$CC -Xp" fi fi echo checking for DYNIX/ptx libseq cat > conftest.c < conftest.out 2>&1" if egrep "yes" conftest.out >/dev/null 2>&1; then SEQUENT=1 fi rm -f conftest* test -n "$SEQUENT" && test -f /usr/lib/libseq.a && LIBS="$LIBS -lseq" echo checking for ANSI C header files cat > conftest.c < #include #include #include EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then # SunOS 4.x string.h does not declare mem*, contrary to ANSI. echo '#include ' > conftest.c eval "$CPP \$DEFS conftest.c > conftest.out 2>&1" if egrep "memchr" conftest.out >/dev/null 2>&1; then # SGI's /bin/cc from Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. cat > conftest.c < #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 DEFS="$DEFS -DSTDC_HEADERS=1" } fi rm -f conftest* fi rm -f conftest* fi rm -f conftest* echo checking for string.h cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then : else { test -n "$verbose" && \ echo ' defining' NO_STRING_H DEFS="$DEFS -DNO_STRING_H=1" } fi rm -f conftest* echo checking for stdlib.h cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then : else { test -n "$verbose" && \ echo ' defining' NO_STDLIB_H DEFS="$DEFS -DNO_STDLIB_H=1" } fi rm -f conftest* echo checking for memory.h cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then : else { test -n "$verbose" && \ echo ' defining' NO_MEMORY_H DEFS="$DEFS -DNO_MEMORY_H=1" } fi rm -f conftest* echo checking for fcntl.h cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then : else { test -n "$verbose" && \ echo ' defining' NO_FCNTL_H DEFS="$DEFS -DNO_FCNTL_H=1" } fi rm -f conftest* echo checking for time.h cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then : else { test -n "$verbose" && \ echo ' defining' NO_TIME_H DEFS="$DEFS -DNO_TIME_H=1" } fi rm -f conftest* for hdr in unistd.h do trhdr=HAVE_`echo $hdr | tr '[a-z]./' '[A-Z]__'` echo checking for ${hdr} cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then { test -n "$verbose" && \ echo ' defining' ${trhdr} DEFS="$DEFS -D${trhdr}=1" } fi rm -f conftest* done utime=0 echo checking for utime.h cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then utime=1 else { test -n "$verbose" && \ echo ' defining' NO_UTIME_H DEFS="$DEFS -DNO_UTIME_H=1" } fi rm -f conftest* if test $utime -eq 0; then for hdr in sys/utime.h do trhdr=HAVE_`echo $hdr | tr '[a-z]./' '[A-Z]__'` echo checking for ${hdr} cat > conftest.c < EOF err=`eval "($CPP \$DEFS conftest.c >/dev/null) 2>&1"` if test -z "$err"; then { test -n "$verbose" && \ echo ' defining' ${trhdr} DEFS="$DEFS -D${trhdr}=1" } fi rm -f conftest* done fi echo checking for directory library header dirheader= if test -z "$dirheader"; then echo checking for dirent.h cat > conftest.c < #include int main() { exit(0); } int t() { DIR *dirp = opendir ("/"); } EOF if eval $compile; then { test -n "$verbose" && \ echo ' defining' DIRENT DEFS="$DEFS -DDIRENT=1" } dirheader=dirent.h fi rm -f conftest* fi if test -z "$dirheader"; then echo checking for sys/ndir.h cat > conftest.c < #include int main() { exit(0); } int t() { DIR *dirp = opendir ("/"); } EOF if eval $compile; then { test -n "$verbose" && \ echo ' defining' SYSNDIR DEFS="$DEFS -DSYSNDIR=1" } dirheader=sys/ndir.h fi rm -f conftest* fi if test -z "$dirheader"; then echo checking for sys/dir.h cat > conftest.c < #include int main() { exit(0); } int t() { DIR *dirp = opendir ("/"); } EOF if eval $compile; then { test -n "$verbose" && \ echo ' defining' SYSDIR DEFS="$DEFS -DSYSDIR=1" } dirheader=sys/dir.h fi rm -f conftest* fi if test -z "$dirheader"; then echo checking for ndir.h cat > conftest.c < #include int main() { exit(0); } int t() { DIR *dirp = opendir ("/"); } EOF if eval $compile; then { test -n "$verbose" && \ echo ' defining' NDIR DEFS="$DEFS -DNDIR=1" } dirheader=ndir.h fi rm -f conftest* fi echo checking for closedir return value cat > conftest.c < #include <$dirheader> int closedir(); main() { exit(closedir(opendir(".")) != 0); } EOF eval $compile if test -s conftest && (./conftest; exit) 2>/dev/null; then : else { test -n "$verbose" && \ echo ' defining' VOID_CLOSEDIR DEFS="$DEFS -DVOID_CLOSEDIR=1" } fi rm -f conftest* echo checking for Xenix cat > conftest.c < conftest.out 2>&1" if egrep "yes" conftest.out >/dev/null 2>&1; then XENIX=1 fi rm -f conftest* if test -n "$XENIX"; then LIBS="$LIBS -lx" case "$DEFS" in *SYSNDIR*) ;; *) LIBS="-ldir $LIBS" ;; # Make sure -ldir precedes any -lx. esac fi echo checking for return type of signal handlers cat > conftest.c < #include #ifdef signal #undef signal #endif extern void (*signal ()) (); int main() { exit(0); } int t() { int i; } EOF if eval $compile; then : else { test -n "$verbose" && \ echo ' defining' RETSIGTYPE to be 'int' DEFS="$DEFS -DRETSIGTYPE=int" } fi rm -f conftest* echo checking for size_t in sys/types.h echo '#include ' > conftest.c eval "$CPP \$DEFS conftest.c > conftest.out 2>&1" if egrep "size_t" conftest.out >/dev/null 2>&1; then : else { test -n "$verbose" && \ echo ' defining' size_t to be 'unsigned' DEFS="$DEFS -Dsize_t=unsigned" } fi rm -f conftest* echo '#include ' > conftest.c eval "$CPP \$DEFS conftest.c > conftest.out 2>&1" if egrep "off_t" conftest.out >/dev/null 2>&1; then : else { test -n "$verbose" && \ echo ' defining' NO_OFF_T DEFS="$DEFS -DNO_OFF_T=1" } fi rm -f conftest* echo "checking if \`#!' works in shell scripts" cat <<'__EOF__' > conftest.csh #!/bin/csh -f setenv SHELL /bin/csh # Avoid tcsh bug 'Bad Hertz Value': setenv HZ 60 # Make sure foo doesn't get exported into the environment # Astoundingly, some versions of csh don't have unsetenv. if (${?foo}) unsetenv foo >& /dev/null if (${?foo}) unset foo set output="`./conftest.sh`" if ( "$output" == "foo=bar" ) then exit 0 endif exit 1 __EOF__ cat <<'__EOF__' > conftest.sh #!/bin/sh set foo=bar echo "$*" __EOF__ chmod 777 conftest.csh conftest.sh (csh -f ./conftest.csh) 2> /dev/null if test $? = 0 ; then :; SEDCMD="1d" else :; SEDCMD="" fi rm -f conftest.csh conftest.sh if test -z "$prefix" then echo checking for gzip 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/gzip; then # Not all systems have dirname. prefix=`echo $dir|sed 's%/[^/][^/]*$%%'` break fi done IFS="$saveifs" echo " chose installation directory prefix ${prefix}" fi if test -z "$G" -a -n "$prefix" -a -f $prefix/bin/gznew; then G=g fi if test -z "$ZCAT"; then if test -n "$prefix" -a -f $prefix/bin/gzcat; then ZCAT=gzcat else ZCAT=${G}zcat fi fi 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 cat >conftest.def < config.status </dev/null | sed 1q`: # # $0 $* for arg do case "\$arg" in -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) exec /bin/sh $0 $* ;; *) echo "Usage: config.status --recheck" 2>&1; exit 1 ;; esac done trap 'rm -f Makefile; exit 1' 1 3 15 CC='$CC' CPP='$CPP' INSTALL='$INSTALL' INSTALL_PROGRAM='$INSTALL_PROGRAM' INSTALL_DATA='$INSTALL_DATA' ZCAT='$ZCAT' G='$G' CFLAGS='$CFLAGS' ASCPP='$ASCPP' OBJA='$OBJA' SEDCMD='$SEDCMD' LIBS='$LIBS' srcdir='$srcdir' DEFS='$DEFS' prefix='$prefix' exec_prefix='$exec_prefix' prsub='$prsub' EOF cat >> config.status <<\EOF top_srcdir=$srcdir # Allow make-time overrides of the generated file list. test -n "$gen_files" || gen_files="Makefile" for file in .. $gen_files; do if [ "x$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 " $prsub s%@CC@%$CC%g s%@CPP@%$CPP%g s%@INSTALL@%$INSTALL%g s%@INSTALL_PROGRAM@%$INSTALL_PROGRAM%g s%@INSTALL_DATA@%$INSTALL_DATA%g s%@ZCAT@%$ZCAT%g s%@G@%$G%g s%@CFLAGS@%$CFLAGS%g s%@ASCPP@%$ASCPP%g s%@OBJA@%$OBJA%g s%@SEDCMD@%$SEDCMD%g s%@LIBS@%$LIBS%g s%@srcdir@%$srcdir%g s%@DEFS@%$DEFS% " $top_srcdir/${file}.in >> $file fi; done exit 0 EOF chmod +x config.status test -n "$no_create" || ./config.status