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- :
- # Guess values for system-dependent variables and create `Makefile'.
- # Copyright (C) 1991 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] [--prefix=DIR] [--host=HOST] [--gas] [--nfp] [TARGET]
- #All args except --srcdir=DIR, --prefix=DIR, and --exec_prefix=DIR are ignored.
-
- # @(#)configure 1.26 92/04/10
-
- trap 'rm -f conftest* core* uttest; exit 1' 1 2 3 15
-
- # Uncomment out the next line if your sh aborts if an unset variable
- # is referenced; some popular systems do not understand +u and most
- # bourne shells should already have this set as the default...
- #set +u
-
- # Make sure we don't find the System V /etc/install.
- PATH=`echo $PATH|sed '
- s,^:,|,
- s,:$,|,
- s,:/usr/etc\([:|]\),\1,g
- s,:/usr/etc$,,g
- s,\([:|]\)/usr/etc:,\1,g
- s,^/usr/etc:,,g
- s,:/usr/sbin\([:|]\),\1,g
- s,:/usr/sbin$,,g
- s,\([:|]\)/usr/sbin:,\1,g
- s,^/usr/sbin:,,g
- s,:/etc\([:|]\),\1,g
- s,:/etc$,,g
- s,\([:|]\)/etc:,\1,g
- s,^/etc:,,g
- s,|,:,g'`
-
- # 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=src/update.c
-
- # Default destination directory is /usr/local
- # Binaries go in "bin", libraries in "lib", manual pages in "man".
- prefix=/usr/local
-
- for arg in $*; do
- # Handle --srcdir with a space before the argument.
- if [ x$next_srcdir = xyes ]; then srcdir=$arg; next_srcdir=
- # Handle --prefix with a space before the argument.
- elif [ x$next_prefix = xyes ]; then prefix=$arg; next_prefix=
- # Handle --exec_prefix with a space before the argument.
- elif [ x$next_exec_prefix = xyes ]; then exec_prefix=$arg; next_prefix=
- # Handle --host with a space before the argument.
- elif [ x$next_host = xyes ]; then next_host=
- else
- case $arg in
- -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=* | --s=*)
- srcdir=`echo $arg | sed 's/^[-a-z]*=//'` ;;
- -srcdir | --srcdir | --srcdi | --srcd | --src | --sr | --s)
- next_srcdir=yes ;;
- -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
- prefix=`echo $arg | sed 's/^[-a-z]*=//'` ;;
- -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
- next_prefix=yes ;;
- -exec_prefix=* | --exec_prefix=* | --exec_prefi=* | --exec_pref=* | --exec_pre=* | --exec_pr=* | --exec_p=* | --exec_=* | --exec=* | --exe=* | --ex=* | --e=*)
- exec_prefix=`echo $arg | sed 's/^[-a-z_]*=//'` ;;
- -exec_prefix | --exec_prefix | --exec_prefi | --exec_pref | --exec_pre | --exec_pr | --exec_p | --exec_ | --exec | --exe | --ex | --e)
- next_exec_prefix=yes ;;
- -host=* | --host=* | --hos=* | --ho=* | --h=*) ;;
- -host | --host | --hos | --ho | --h)
- next_host=yes ;;
- -gas | --gas | --ga | --g) ;;
- -nfp | --nfp | --nf | --n) ;;
- *) ;;
- esac
- fi
- done
-
- if [ -z "${exec_prefix}" ] ; then exec_prefix=${prefix} ; fi
-
- vpsub='s@\$\([-./a-zA-Z0-9]*\)<@\1@g'
- # Find the source files, if location was not specified.
- if [ x$srcdir = x ]; then
- srcdirdefaulted=yes; srcdir=.
- if [ ! -r $unique_file ]; then srcdir=`pwd`/..; fi
- fi
- if [ $srcdir != . ]; then
- VPATH='VPATH = $(srcdir)'
- vpsub='s@\$\([-./a-zA-Z0-9]*\)<@\$<@g'
- fi
-
- if [ ! -r $srcdir/$unique_file ]; then
- if [ x$srcdirdefaulted = xyes ]; then
- echo "$0: Can not find sources in \`.' or \`..'." 1>&2
- else
- echo "$0: Can not find sources in \`${srcdir}'." 1>&2
- fi
- exit 1
- fi
-
- if grep '^#.*define.*MY_NDBM' ${srcdir}/src/config.h >/dev/null 2>/dev/null; then :
- CC1=gcc
- CC2=cc
- else
- CC1=cc
- CC2=gcc
- fi
-
- if test "$RANDOM" = "$RANDOM"; then
- # Plain old Bourne shell.
- if test -z "$CC"; then
- echo checking for cc/gcc
- test -n "`$CC1 / 2>&1`" && CC="$CC1"
- if test -z "$CC"; then
- test -n "`$CC2 2>&1`" && CC="$CC2"
- fi
- fi
-
- echo checking for install
- if test -z "$INSTALL" && test -n "`install 2>&1`"; then
- INSTALL="install -c"
- INSTALLDATA="install -c -m 644"
- fi
-
- echo checking for ranlib
- test -z "$RANLIB" && test -n "`ranlib conftest 2>&1`" && RANLIB=ranlib
- rm -f conftest*
-
- echo checking for bison/yacc
- test -z "$YACC" && test -n "`bison 2>&1`" && YACC="bison -y"
- else
- # ksh, bash or zsh. ksh and zsh write "command not found" to stderr.
- if test -z "$CC"; then
- echo checking for cc/gcc
- type $CC1 && CC="$CC1"
- test -z "$CC" && type $CC2 && CC="$CC2"
- fi
-
- echo checking for install
- if test -z "$INSTALL" && type install; then
- INSTALL="install -c"
- INSTALLDATA="install -c -m 644"
- fi
-
- echo checking for ranlib
- test -z "$RANLIB" && type ranlib && RANLIB=ranlib
-
- echo checking for bison/yacc
- test -z "$YACC" && type bison && YACC="bison -y"
- fi
-
- CC=${CC-cc}
- INSTALL=${INSTALL-cp}
- INSTALLDATA=${INSTALLDATA-cp}
- RANLIB=${RANLIB-echo}
- YACC=${YACC-yacc}
-
- rm -f conftest*
- compile='$CC $DEFS $TDEFS conftest.c -o conftest $TLIBS $LIBS >/dev/null 2>&1'
-
- # Check for various header files.
-
- echo checking for Minix
- if test -d /usr/include/minix; then
- DEFS="$DEFS -UUSG -D_POSIX_SOURCE -D_POSIX_1_SOURCE=2 -D_POSIX_C_SOURCE=2 -D_MINIX"
- else
- echo checking for BSD string and memory functions
- echo "
- #include <strings.h>
- main() { exit(0); } t() { rindex(0, 0); bzero(0, 0); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else DEFS="$DEFS -DUSG"
- fi
- rm -f conftest*
- fi
-
- echo checking signal handler return type
- echo "
- #include <sys/types.h>
- #include <signal.h>
- void foo() { exit(0); }
- main() { exit(0); } t() { signal(SIGINT, foo); kill(getpid(), SIGINT); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else DEFS="$DEFS -DSIGTYPE=int"
- fi
- rm -f conftest*
-
- echo checking for directory library header
- echo '
- #include <sys/types.h>
- #ifdef DIRENT
- #include <dirent.h>
- #ifdef direct
- #undef direct
- #endif
- #define direct dirent
- #else
- #ifdef SYSNDIR
- #include <sys/ndir.h>
- #else
- #ifdef NDIR
- #include <ndir.h>
- #else /* must be BSD */
- #include <sys/dir.h>
- #endif
- #endif
- #endif
- main() { DIR *d = opendir(".");
- struct direct *e;
- while ((e = readdir(d)))
- if (strcmp(e->d_name, "conftestfile") == 0)
- exit(0);
- exit(1);
- }' > conftest.c
- > conftestfile
- TDEFS=-DDIRENT
- eval $compile
- TDEFS=
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DDIRENT"
- else
- rm -f conftest
- TDEFS=-DDIRENT
- TLIBS=-ldir
- eval $compile
- TDEFS=
- TLIBS=
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DDIRENT"
- LIBS="-ldir $LIBS"
- else
- rm -f conftest
- TDEFS=-DSYSNDIR
- eval $compile
- TDEFS=
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DSYSNDIR"
- else
- rm -f conftest
- TDEFS=-DSYSNDIR
- TLIBS=-lx
- eval $compile
- TDEFS=
- TLIBS=
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DSYSNDIR"
- LIBS="$LIBS -lx"
- else
- rm -f conftest
- TDEFS=-DNDIR
- eval $compile
- TDEFS=
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DNDIR"
- else
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- echo >&2 "configure: opendir() is missing; cannot continue"
- rm -f conftest*
- exit 1
- fi
- fi
- fi
- fi
- fi
- fi
- rm -f foo conftest*
-
- echo checking for ANSI C header files
- echo "#include <stddef.h>
- #include <stdlib.h>
- #include <string.h>
- main() { exit(0); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DSTDC_HEADERS"
- fi
- rm -f conftest*
-
- echo checking for POSIX.1 header files
- echo "#include <unistd.h>
- main() {
- #ifdef _POSIX_VERSION
- exit(0);
- #else
- exit(1);
- #endif
- }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DPOSIX"
- fi
- rm -f conftest*
-
- echo checking for uid_t in sys/types.h
- echo "#include <sys/types.h>
- main() { exit(0); } t() { uid_t x; }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- DEFS="$DEFS -Duid_t=int -Dgid_t=int"
- fi
- rm -f conftest*
-
- echo checking for mode_t in sys/types.h
- echo "#include <sys/types.h>
- main() { exit(0); } t() { mode_t x; }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- DEFS="$DEFS -Dmode_t=int"
- fi
- rm -f conftest*
-
- echo checking for size_t in sys/types.h
- echo "#include <sys/types.h>
- main() { exit(0); } t() { size_t x; }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- DEFS="$DEFS -Dsize_t=unsigned"
- fi
- rm -f conftest*
-
- echo checking for unsigned characters
- echo 'main() { char c = 255; exit(c < 0); }' > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -D__CHAR_UNSIGNED__"
- fi
- rm -f conftest*
-
- echo checking whether time.h has struct tm
- echo '#include <sys/types.h>
- #include <time.h>
- main() { struct tm *tp; exit(0); }' > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else DEFS="$DEFS -DTM_IN_SYS_TIME"
- fi
- rm -f conftest*
-
- # Check whether various functions exist.
-
- # Functions we provide replacements for.
- for func in fnmatch getwd mkdir rename strdup
- do
- echo checking for $func
- echo "main() { exit(0); } t() { ${func}(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else LIBOBJS="$LIBOBJS ${func}.o"
- fi
- rm -f conftest*
- done
-
- func=gethostname
- echo checking for $func
- echo "main() { exit(0); } t() { ${func}(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else LIBOBJS="$LIBOBJS hostname.o"
- fi
- rm -f conftest*
-
- func=re_exec
- echo checking for $func
- echo "main() { exit(0); } t() { ${func}(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else LIBOBJS="$LIBOBJS regex.o"
- fi
- rm -f conftest*
-
- func=dup2
- echo checking for $func
- echo "main() { exit(0); } t() { ${func}(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else LIBOBJS="$LIBOBJS dup2.o"
- fi
- rm -f conftest*
-
- # Functions whose absence we work around.
- for func in fchmod fsync ftime mkfifo putenv strerror setvbuf vfork vprintf
- do
- echo checking for $func
- echo "main() { exit(0); } t() { ${func}(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else DEFS="$DEFS -D`echo $func|tr '[a-z]' '[A-Z]'`_MISSING"
- fi
- rm -f conftest*
- done
-
- echo checking for timeb.h header file
- echo '
- #include <stdio.h>
- #include <sys/types.h>
- #ifdef TM_IN_SYS_TIME
- #include <sys/time.h>
- #else
- #include <time.h>
- #endif
- #include <sys/timeb.h>
- main() { exit(0); } t() { struct timeb tb; printf("%d", sizeof(tb)); }' > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- DEFS="$DEFS -DTIMEB_H_MISSING"
- fi
- rm -f conftest*
-
- case "$DEFS" in
- *VPRINTF_MISSING*)
- func=_doprnt
- echo checking for $func
- echo "main() { exit(0); } t() { ${func}(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else DEFS="$DEFS -DDOPRNT_MISSING"
- fi
- rm -f conftest*
- ;;
- esac
-
- case "$DEFS" in
- *FTIME_MISSING*)
- echo checking for timezone
- echo "main() { extern char *timezone(); printf(\"%s\",timezone(0,0)); exit(0); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DHAVE_TIMEZONE"
- fi
- rm -f conftest* core*
- ;;
- esac
-
- case "$DEFS" in
- *POSIX*)
- ;;
- *)
- echo checking for BSD signals
- echo "
- #include <signal.h>
- main() { exit(0); } t() { sigvec(); sigblock(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -DBSD_SIGNALS"
- fi
- rm -f conftest*
- ;;
- esac
-
- func=ftruncate
- echo checking for $func
- echo "main() { exit(0); } t() { ${func}(); }" > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- rm -f conftest*
- echo "
- #include <sys/types.h>
- #include <fcntl.h>
- main() { exit(0); }
- #if !defined(F_CHSIZE) && !defined(F_FREESP)
- t() { chsize(); }
- #endif
- " > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- LIBOBJS="$LIBOBJS ${func}.o"
- else DEFS="$DEFS -D`echo $func|tr '[a-z]' '[A-Z]'`_MISSING"
- fi
- fi
- rm -f conftest*
-
- # Check other misc. things.
-
- echo checking utime with null argument
- rm -f uttest; > uttest
- # Sequent interprets utime(file, 0) to mean use start of epoch. Wrong.
- echo '#include <sys/types.h>
- #include <sys/stat.h>
- main() {
- struct stat s, t;
- exit(!(stat ("uttest", &s) == 0 && utime("uttest", (long *)0) == 0
- && stat("uttest", &t) == 0 && t.st_mtime - s.st_mtime < 120));
- }' > conftest.c
- eval $compile
- test -s conftest && (./conftest) >/dev/null 2>/dev/null || DEFS="$DEFS -DUTIME_NULL_MISSING"
- rm -f conftest* core* uttest
-
- case "$LIBOBJS" in
- *rename.o*)
- LIBPROGS="$LIBPROGS mvdir"
- DEFS="$DEFS -DMVDIR="'\\"$(libdir)/mvdir\\"'
- ;;
- esac
-
- echo checking how to get alloca
- echo '
- #ifdef __GNUC__
- #define alloca __builtin_alloca
- #else
- #ifdef sparc
- #include <alloca.h>
- #else
- #ifdef _AIX
- #pragma alloca
- #else
- char *alloca ();
- #endif
- #endif
- #endif
- main() { char *p = (char *) alloca(1); exit(0); }' > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- # I've had some problems with this stuff. If you need -lPW for some
- # reason, try uncommenting the lines below
- # rm -f conftest*
- # echo 'char *alloca();
- #main() { char *p = alloca(1); exit(0); }' > conftest.c
- # eval $compile -lPW
- # if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then LIBS="$LIBS -lPW"
- # else
- LIBOBJS="$LIBOBJS alloca.o"
- # fi
- fi
- rm -f conftest*
-
- if grep '^#.*define.*MY_NDBM' ${srcdir}/src/config.h >/dev/null 2>/dev/null; then :
- else
- echo checking for ndbm support
- echo '#include <ndbm.h>
- main() { exit(0); } t() { dbm_open(0); dbm_close(0); }' > conftest.c
- eval $compile
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then :
- else
- TLIBS=-lgdbm
- eval $compile
- TLIBS=
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- LIBS="$LIBS -lgdbm"
- else
- TDEFS="-I${prefix}/include"
- TLIBS="-L${prefix}/lib -lgdbm"
- eval $compile
- TDEFS=
- TLIBS=
- if test -s conftest && (./conftest) >/dev/null 2>/dev/null; then
- DEFS="$DEFS -I${prefix}/include"
- LIBS="$LIBS -L${prefix}/lib -lgdbm"
- else
- echo 'configure: Warning: you will likely have to install GNU dbm'
- echo ' (including the <ndbm.h> header file)'
- echo ' and re-run this configure script'
- fi
- fi
- fi
- rm -f conftest*
- fi
-
- echo checking for $CC -g -O combination
- echo "main() { exit(0); }" > conftest.c
- if test -n "`$CC -g -O -o conftest conftest.c 2>&1`"; then
- if test -n "`$CC -g -o conftest conftest.c 2>&1`"; then
- CDEBUG=
- else
- CDEBUG="-g"
- fi
- else
- CDEBUG="-g -O"
- fi
- rm -f conftest*
-
- trap 'rm -f Makefile lib/Makefile src/Makefile man/Makefile doc/Makefile examples/Makefile contrib/Makefile config.status conftest*; exit 1' 1 2 3 15
-
- for dir in . lib src man doc examples contrib
- do
- test -d $dir || mkdir $dir
- if test "$srcdir" = "."; then
- xsrcdir="."
- includeopt=
- else
- case $srcdir in
- /*)
- xsrcdir=$srcdir/$dir
- includeopt="-I$srcdir/lib"
- ;;
- *)
- xsrcdir=../$srcdir/$dir
- includeopt="-I../$srcdir/lib"
- ;;
- esac
- if test "$dir" = "."; then
- xsrcdir=$srcdir
- fi
- fi
- echo '# Generated automatically from Makefile.in by configure.' > $dir/Makefile
- sed -e "
- $vpsub
- s,@srcdir@,$xsrcdir,
- s,@prefix@,$prefix,
- s,@exec_prefix@,$exec_prefix,
- s,@includeopt@,$includeopt,
- s,@VPATH@,$VPATH,
- s,@CC@,$CC,
- s,@RANLIB@,$RANLIB,
- s,@YACC@,$YACC,
- s,@INSTALL@,$INSTALL,
- s,@INSTALLDATA@,$INSTALLDATA,
- s,@DEFS@,$DEFS,
- s,@LIBS@,$LIBS,
- s,@LIBPROGS@,$LIBPROGS,
- s,@LIBOBJS@,$LIBOBJS,
- s,@CDEBUG@,$CDEBUG,
- " $srcdir/$dir/Makefile.in >> $dir/Makefile
- done
-
- echo "srcdir = $srcdir
- prefix = $prefix
- exec_prefix = $exec_prefix
- includeopt = $includeopt
- VPATH = $VPATH
- CC = $CC
- RANLIB = $RANLIB
- YACC = $YACC
- INSTALL = $INSTALL
- INSTALLDATA = $INSTALLDATA
- DEFS = $DEFS
- LIBS = $LIBS
- LIBPROGS = $LIBPROGS
- LIBOBJS = $LIBOBJS
- CDEBUG = $CDEBUG" > config.status
-