ltconfig

   1 #! /bin/sh
   2
   3 # ltconfig - Create a system-specific libtool.
   4 # Copyright (C) 1996-1998 Free Software Foundation, Inc.
   5 # Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
   6 #
   7 # This file is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20 #
  21 # As a special exception to the GNU General Public License, if you
  22 # distribute this file as part of a program that contains a
  23 # configuration script generated by Autoconf, you may include it under
  24 # the same distribution terms that you use for the rest of that program.
  25
  26 # A lot of this script is taken from autoconf-2.10.
  27
  28 # Check that we are running under the correct shell.
  29 SHELL=${CONFIG_SHELL-/bin/sh}
  30 echo=echo
  31 if test "X$1" = X--no-reexec; then
  32   # Discard the --no-reexec flag, and continue.
  33   shift
  34 elif test "X`($echo '\t') 2>/dev/null`" = 'X\t'; then
  35   # Yippee, $echo works!
  36   :
  37 else
  38   # Restart under the correct shell.
  39   exec "$SHELL" "$0" --no-reexec ${1+"$@"}
  40 fi
  41
  42 # The HP-UX ksh and POSIX shell print the target directory to stdout
  43 # if CDPATH is set.
  44 if test "${CDPATH+set}" = set; then CDPATH=; export CDPATH; fi
  45
  46 if test "X`($echo '\t') 2>/dev/null`" != 'X\t'; then
  47   # The Solaris, AIX, and Digital Unix default echo programs unquote
  48   # backslashes.  This makes it impossible to quote backslashes using
  49   #   echo "$something" | sed 's/\\/\\\\/g'
  50   #
  51   # So, first we look for a working echo in the user's PATH.
  52   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
  53   for dir in $PATH /usr/ucb; do
  54     if test -f $dir/echo && test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t'; then
  55       echo="$dir/echo"
  56       break
  57     fi
  58   done
  59   IFS="$save_ifs"
  60
  61   if test "X$echo" = Xecho; then
  62     # We didn't find a better echo, so look for alternatives.
  63     if test "X`(print -r '\t') 2>/dev/null`" = 'X\t'; then
  64       # This shell has a builtin print -r that does the trick.
  65       echo='print -r'
  66     elif test -f /bin/ksh && test "X$CONFIG_SHELL" != X/bin/ksh; then
  67       # If we have ksh, try running ltconfig again with it.
  68       CONFIG_SHELL=/bin/ksh
  69       export CONFIG_SHELL
  70       exec "$CONFIG_SHELL" "$0" --no-reexec ${1+"$@"}
  71     else
  72       # Try using printf.
  73       echo='printf %s\n'
  74       if test "X`($echo '\t') 2>/dev/null`" != 'X\t'; then
  75         # Oops.  We lost completely, so just stick with echo.
  76         echo=echo
  77       fi
  78     fi
  79   fi
  80 fi
  81
  82 # Sed substitution that helps us do robust quoting.  It backslashifies
  83 # metacharacters that are still active within double-quoted strings.
  84 Xsed='sed -e s/^X//'
  85 sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g'
  86
  87 # Same as above, but do not quote variable references.
  88 double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g'
  89
  90 # The name of this program.
  91 progname=`$echo "X$0" | $Xsed -e 's%^.*/%%'`
  92
  93 # Constants:
  94 PROGRAM=ltconfig
  95 PACKAGE=libtool
  96 VERSION=1.2b
  97 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.c 1>&5'
  98 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.c $LIBS 1>&5'
  99 rm="rm -f"
 100
 101 help="Try \`$progname --help' for more information."
 102
 103 # Global variables:
 104 default_ofile=libtool
 105 can_build_shared=yes
 106 enable_shared=yes
 107 # All known linkers require a `.a' archive for static linking.
 108 enable_static=yes
 109 ltmain=
 110 silent=
 111 srcdir=
 112 ac_config_guess=
 113 ac_config_sub=
 114 host=
 115 nonopt=
 116 ofile="$default_ofile"
 117 verify_host=yes
 118 with_gcc=no
 119 with_gnu_ld=no
 120 objext=o
 121 libext=a
 122
 123 old_AR="$AR"
 124 old_CC="$CC"
 125 old_CFLAGS="$CFLAGS"
 126 old_CPPFLAGS="$CPPFLAGS"
 127 old_LD="$LD"
 128 old_LN_S="$LN_S"
 129 old_NM="$NM"
 130 old_RANLIB="$RANLIB"
 131 old_DLLTOOL="$DLLTOOL"
 132 old_AS="$AS"
 133
 134 # Parse the command line options.
 135 args=
 136 prev=
 137 for option
 138 do
 139   case "$option" in
 140   -*=*) optarg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
 141   *) optarg= ;;
 142   esac
 143
 144   # If the previous option needs an argument, assign it.
 145   if test -n "$prev"; then
 146     eval "$prev=\$option"
 147     prev=
 148     continue
 149   fi
 150
 151   case "$option" in
 152   --help) cat <<EOM
 153 Usage: $progname [OPTION]... LTMAIN [HOST]
 154
 155 Generate a system-specific libtool script.
 156
 157     --debug                enable verbose shell tracing
 158     --disable-shared       do not build shared libraries
 159     --disable-static       do not build static libraries
 160     --help                 display this help and exit
 161     --no-verify            do not verify that HOST is a valid host type
 162 -o, --output=FILE          specify the output file [default=$default_ofile]
 163     --quiet                same as \`--silent'
 164     --silent               do not print informational messages
 165     --srcdir=DIR           find \`config.guess' in DIR
 166     --version              output version information and exit
 167     --with-gcc             assume that the GNU C compiler will be used
 168     --with-gnu-ld          assume that the C compiler uses the GNU linker
 169
 170 LTMAIN is the \`ltmain.sh' shell script fragment that provides basic libtool
 171 functionality.
 172
 173 HOST is the canonical host system name [default=guessed].
 174 EOM
 175   exit 0
 176   ;;
 177
 178   --debug)
 179     echo "$progname: enabling shell trace mode"
 180     set -x
 181     ;;
 182
 183   --disable-shared) enable_shared=no ;;
 184
 185   --disable-static) enable_static=no ;;
 186
 187   --quiet | --silent) silent=yes ;;
 188
 189   --srcdir) prev=srcdir ;;
 190   --srcdir=*) srcdir="$optarg" ;;
 191
 192   --no-verify) verify_host=no ;;
 193
 194   --output | -o) prev=ofile ;;
 195   --output=*) ofile="$optarg" ;;
 196
 197   --version) echo "$PROGRAM (GNU $PACKAGE) $VERSION"; exit 0 ;;
 198
 199   --with-gcc) with_gcc=yes ;;
 200   --with-gnu-ld) with_gnu_ld=yes ;;
 201
 202   -*)
 203     echo "$progname: unrecognized option \`$option'" 1>&2
 204     echo "$help" 1>&2
 205     exit 1
 206     ;;
 207
 208   *)
 209     if test -z "$ltmain"; then
 210       ltmain="$option"
 211     elif test -z "$host"; then
 212 # This generates an unnecessary warning for sparc-sun-solaris4.1.3_U1
 213 #      if test -n "`echo $option| sed 's/[-a-z0-9.]//g'`"; then
 214 #        echo "$progname: warning \`$option' is not a valid host type" 1>&2
 215 #      fi
 216       host="$option"
 217     else
 218       echo "$progname: too many arguments" 1>&2
 219       echo "$help" 1>&2
 220       exit 1
 221     fi ;;
 222   esac
 223 done
 224
 225 if test -z "$ltmain"; then
 226   echo "$progname: you must specify a LTMAIN file" 1>&2
 227   echo "$help" 1>&2
 228   exit 1
 229 fi
 230
 231 if test ! -f "$ltmain"; then
 232   echo "$progname: \`$ltmain' does not exist" 1>&2
 233   echo "$help" 1>&2
 234   exit 1
 235 fi
 236
 237 # Quote any args containing shell metacharacters.
 238 ltconfig_args=
 239 for arg
 240 do
 241   case "$arg" in
 242   *" "*|*"      "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?]*)
 243   ltconfig_args="$ltconfig_args '$arg'" ;;
 244   *) ltconfig_args="$ltconfig_args $arg" ;;
 245   esac
 246 done
 247
 248 # A relevant subset of AC_INIT.
 249
 250 # File descriptor usage:
 251 # 0 standard input
 252 # 1 file creation
 253 # 2 errors and warnings
 254 # 3 some systems may open it to /dev/tty
 255 # 4 used on the Kubota Titan
 256 # 5 compiler messages saved in config.log
 257 # 6 checking for... messages and results
 258 if test "$silent" = yes; then
 259   exec 6>/dev/null
 260 else
 261   exec 6>&1
 262 fi
 263 exec 5>>./config.log
 264
 265 # NLS nuisances.
 266 # Only set LANG and LC_ALL to C if already set.
 267 # These must not be set unconditionally because not all systems understand
 268 # e.g. LANG=C (notably SCO).
 269 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
 270 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 271
 272 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
 273   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
 274   if (echo -n testing; echo 1,2,3) | sed s/-n/xn/ | grep xn >/dev/null; then
 275     ac_n= ac_c='
 276 ' ac_t='        '
 277   else
 278     ac_n=-n ac_c= ac_t=
 279   fi
 280 else
 281   ac_n= ac_c='\c' ac_t=
 282 fi
 283
 284 if test -z "$srcdir"; then
 285   # Assume the source directory is the same one as the path to ltmain.sh.
 286   srcdir=`$echo "$ltmain" | $Xsed -e 's%/[^/]*$%%'`
 287   test "$srcdir" = "$ltmain" && srcdir=.
 288 fi
 289
 290 trap "$rm conftest*; exit 1" 1 2 15
 291 if test "$verify_host" = yes; then
 292   # Check for config.guess and config.sub.
 293   ac_aux_dir=
 294   for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
 295     if test -f $ac_dir/config.guess; then
 296       ac_aux_dir=$ac_dir
 297       break
 298     fi
 299   done
 300   if test -z "$ac_aux_dir"; then
 301     echo "$progname: cannot find config.guess in $srcdir $srcdir/.. $srcdir/../.." 1>&2
 302     echo "$help" 1>&2
 303     exit 1
 304   fi
 305   ac_config_guess=$ac_aux_dir/config.guess
 306   ac_config_sub=$ac_aux_dir/config.sub
 307
 308   # Make sure we can run config.sub.
 309   if $SHELL $ac_config_sub sun4 >/dev/null 2>&1; then :
 310   else
 311     echo "$progname: cannot run $ac_config_sub" 1>&2
 312     echo "$help" 1>&2
 313     exit 1
 314   fi
 315
 316   echo $ac_n "checking host system type""... $ac_c" 1>&6
 317
 318   host_alias=$host
 319   case "$host_alias" in
 320   "")
 321     if host_alias=`$SHELL $ac_config_guess`; then :
 322     else
 323       echo "$progname: cannot guess host type; you must specify one" 1>&2
 324       echo "$help" 1>&2
 325       exit 1
 326     fi ;;
 327   esac
 328   host=`$SHELL $ac_config_sub $host_alias`
 329   echo "$ac_t$host" 1>&6
 330
 331   # Make sure the host verified.
 332   test -z "$host" && exit 1
 333
 334 elif test -z "$host"; then
 335   echo "$progname: you must specify a host type if you use \`--no-verify'" 1>&2
 336   echo "$help" 1>&2
 337   exit 1
 338 else
 339   host_alias=$host
 340 fi
 341
 342 # Transform linux* to *-*-linux-gnu*, to support old configure scripts.
 343 case "$host_os" in
 344 linux-gnu*) ;;
 345 linux*) host=`echo $host | sed 's/^\(.*-.*-linux\)\(.*\)$/\1-gnu\2/'`
 346 esac
 347
 348 host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 349 host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 350 host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 351
 352 case "$host_os" in
 353 aix3*)
 354   # AIX sometimes has problems with the GCC collect2 program.  For some
 355   # reason, if we set the COLLECT_NAMES environment variable, the problems
 356   # vanish in a puff of smoke.
 357   if test "${COLLECT_NAMES+set}" != set; then
 358     COLLECT_NAMES=
 359     export COLLECT_NAMES
 360   fi
 361   ;;
 362 esac
 363
 364 # Determine commands to create old-style static archives.
 365 old_archive_cmds='$AR cru $oldlib$oldobjs'
 366 old_postinstall_cmds='chmod 644 $oldlib'
 367 old_postuninstall_cmds=
 368
 369 # Set a sane default for `AR'.
 370 test -z "$AR" && AR=ar
 371
 372 # If RANLIB is not set, then run the test.
 373 if test "${RANLIB+set}" != "set"; then
 374   result=no
 375
 376   echo $ac_n "checking for ranlib... $ac_c" 1>&6
 377   IFS="${IFS=   }"; save_ifs="$IFS"; IFS="${IFS}:"
 378   for dir in $PATH; do
 379     test -z "$dir" && dir=.
 380     if test -f $dir/ranlib; then
 381       RANLIB="ranlib"
 382       result="ranlib"
 383       break
 384     fi
 385   done
 386   IFS="$save_ifs"
 387
 388   echo "$ac_t$result" 1>&6
 389 fi
 390
 391 if test -n "$RANLIB"; then
 392   old_archive_cmds="$old_archive_cmds;\$RANLIB \$oldlib"
 393   old_postinstall_cmds="\$RANLIB \$oldlib;$old_postinstall_cmds"
 394 fi
 395
 396 # Set sane defaults for `DLLTOOL' and `AS', used on cygwin32.
 397 test -z "$DLLTOOL" && DLLTOOL=dlltool
 398 test -z "$AS" && AS=as
 399
 400 # Check to see if we are using GCC.
 401 if test "$with_gcc" != yes || test -z "$CC"; then
 402   # If CC is not set, then try to find GCC or a usable CC.
 403   if test -z "$CC"; then
 404     echo $ac_n "checking for gcc... $ac_c" 1>&6
 405     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 406     for dir in $PATH; do
 407       IFS="$save_ifs"
 408       test -z "$dir" && dir=.
 409       if test -f $dir/gcc; then
 410         CC="gcc"
 411         break
 412       fi
 413     done
 414     IFS="$save_ifs"
 415
 416     if test -n "$CC"; then
 417       echo "$ac_t$CC" 1>&6
 418     else
 419       echo "$ac_t"no 1>&6
 420     fi
 421   fi
 422
 423   # Not "gcc", so try "cc", rejecting "/usr/ucb/cc".
 424   if test -z "$CC"; then
 425     echo $ac_n "checking for cc... $ac_c" 1>&6
 426     IFS="${IFS=         }"; save_ifs="$IFS"; IFS="${IFS}:"
 427     cc_rejected=no
 428     for dir in $PATH; do
 429       test -z "$dir" && dir=.
 430       if test -f $dir/cc; then
 431         if test "$dir/cc" = "/usr/ucb/cc"; then
 432           cc_rejected=yes
 433           continue
 434         fi
 435         CC="cc"
 436         break
 437       fi
 438     done
 439     IFS="$save_ifs"
 440     if test $cc_rejected = yes; then
 441       # We found a bogon in the path, so make sure we never use it.
 442       set dummy $CC
 443       shift
 444       if test $# -gt 0; then
 445         # We chose a different compiler from the bogus one.
 446         # However, it has the same name, so the bogon will be chosen
 447         # first if we set CC to just the name; use the full file name.
 448         shift
 449         set dummy "$dir/cc" "$@"
 450         shift
 451         CC="$@"
 452       fi
 453     fi
 454
 455     if test -n "$CC"; then
 456       echo "$ac_t$CC" 1>&6
 457     else
 458       echo "$ac_t"no 1>&6
 459     fi
 460
 461     if test -z "$CC"; then
 462       echo "$progname: error: no acceptable cc found in \$PATH" 1>&2
 463       exit 1
 464     fi
 465   fi
 466
 467   # Now see if the compiler is really GCC.
 468   with_gcc=no
 469   echo $ac_n "checking whether we are using GNU C... $ac_c" 1>&6
 470   echo "$progname:470: checking whether we are using GNU C" >&5
 471
 472   $rm conftest.c
 473   cat > conftest.c <<EOF
 474 #ifdef __GNUC__
 475   yes;
 476 #endif
 477 EOF
 478   if { ac_try='${CC-cc} -E conftest.c'; { (eval echo $progname:478: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
 479     with_gcc=yes
 480   fi
 481   $rm conftest.c
 482   echo "$ac_t$with_gcc" 1>&6
 483 fi
 484
 485 # Allow CC to be a program name with arguments.
 486 set dummy $CC
 487 compiler="$2"
 488
 489 echo $ac_n "checking for object suffix... $ac_c" 1>&6
 490 $rm conftest*
 491 echo 'int i = 1;' > conftest.c
 492 echo "$progname:492: checking for object suffix" >& 5
 493 if { (eval echo $progname:493: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; }; then
 494   # Append any warnings to the config.log.
 495   cat conftest.err 1>&5
 496
 497   for ac_file in conftest.*; do
 498     case $ac_file in
 499     *.c) ;;
 500     *) objext=`echo $ac_file | sed -e s/conftest.//` ;;
 501     esac
 502   done
 503 else
 504   cat conftest.err 1>&5
 505   echo "$progname: failed program was:" >&5
 506   cat conftest.c >&5
 507 fi
 508 $rm conftest*
 509 echo "$ac_t$objext" 1>&6
 510
 511 echo $ac_n "checking for $compiler option to produce PIC... $ac_c" 1>&6
 512 pic_flag=
 513 special_shlib_compile_flags=
 514 wl=
 515 link_static_flag=
 516 no_builtin_flag=
 517
 518 if test "$with_gcc" = yes; then
 519   wl='-Wl,'
 520   link_static_flag='-static'
 521   no_builtin_flag=' -fno-builtin'
 522
 523   case "$host_os" in
 524   aix3* | aix4* | irix5* | irix6* | osf3* | osf4*)
 525     # PIC is the default for these OSes.
 526     ;;
 527   cygwin32* | mingw32* | os2*)
 528     # We can build DLLs from non-PIC.
 529     ;;
 530   amigaos*)
 531     # FIXME: we need at least 68020 code to build shared libraries, but
 532     # adding the `-m68020' flag to GCC prevents building anything better,
 533     # like `-m68040'.
 534     pic_flag='-m68020 -resident32 -malways-restore-a4'
 535     ;;
 536   *)
 537     pic_flag='-fPIC'
 538     ;;
 539   esac
 540 else
 541   # PORTME Check for PIC flags for the system compiler.
 542   case "$host_os" in
 543   aix3* | aix4*)
 544     # All AIX code is PIC.
 545     link_static_flag='-bnso -bI:/lib/syscalls.exp'
 546     ;;
 547
 548   hpux9* | hpux10* | hpux11*)
 549     # Is there a better link_static_flag that works with the bundled CC?
 550     wl='-Wl,'
 551     link_static_flag="${wl}-a ${wl}archive"
 552     pic_flag='+Z'
 553     ;;
 554
 555   irix5* | irix6*)
 556     wl='-Wl,'
 557     link_static_flag='-non_shared'
 558     # PIC (with -KPIC) is the default.
 559     ;;
 560
 561   cygwin32* | mingw32* | os2*)
 562     # We can build DLLs from non-PIC.
 563     ;;
 564
 565   osf3* | osf4*)
 566     # All OSF/1 code is PIC.
 567     wl='-Wl,'
 568     link_static_flag='-non_shared'
 569     ;;
 570
 571   sco3.2v5*)
 572     pic_flag='-Kpic'
 573     link_static_flag='-dn'
 574     special_shlib_compile_flags='-belf'
 575     ;;
 576
 577   solaris2*)
 578     pic_flag='-KPIC'
 579     link_static_flag='-Bstatic'
 580     wl='-Wl,'
 581     ;;
 582
 583   sunos4*)
 584     pic_flag='-PIC'
 585     link_static_flag='-Bstatic'
 586     wl='-Qoption ld '
 587     ;;
 588
 589   sysv4.2uw2*)
 590     pic_flag='-KPIC'
 591     link_static_flag='-Bstatic'
 592     wl='-Wl,'
 593     ;;
 594
 595   uts4*)
 596     pic_flag='-pic'
 597     link_static_flag='-Bstatic'
 598     ;;
 599
 600   *)
 601     can_build_shared=no
 602     ;;
 603   esac
 604 fi
 605
 606 if test -n "$pic_flag"; then
 607   echo "$ac_t$pic_flag" 1>&6
 608
 609   # Check to make sure the pic_flag actually works.
 610   echo $ac_n "checking if $compiler PIC flag $pic_flag works... $ac_c" 1>&6
 611   $rm conftest*
 612   echo "int some_variable = 0;" > conftest.c
 613   save_CFLAGS="$CFLAGS"
 614   CFLAGS="$CFLAGS $pic_flag -DPIC"
 615   echo "$progname:615: checking if $compiler PIC flag $pic_flag works" >&5
 616   if { (eval echo $progname:616: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>conftest.err; } && test -s conftest.$objext; then
 617     # Append any warnings to the config.log.
 618     cat conftest.err 1>&5
 619
 620     # On HP-UX, both CC and GCC only warn that PIC is supported... then they
 621     # create non-PIC objects.  So, if there were any warnings, we assume that
 622     # PIC is not supported.
 623     if test -s conftest.err; then
 624       echo "$ac_t"no 1>&6
 625       can_build_shared=no
 626       pic_flag=
 627     else
 628       echo "$ac_t"yes 1>&6
 629       pic_flag=" $pic_flag"
 630     fi
 631   else
 632     # Append any errors to the config.log.
 633     cat conftest.err 1>&5
 634     can_build_shared=no
 635     pic_flag=
 636     echo "$ac_t"no 1>&6
 637   fi
 638   CFLAGS="$save_CFLAGS"
 639   $rm conftest*
 640 else
 641   echo "$ac_t"none 1>&6
 642 fi
 643
 644 # Check for any special shared library compilation flags.
 645 if test -n "$special_shlib_compile_flags"; then
 646   echo "$progname: warning: \`$CC' requires \`$special_shlib_compile_flags' to build shared libraries" 1>&2
 647   if echo "$old_CC $old_CFLAGS " | egrep -e "[  ]$special_shlib_compile_flags[  ]" >/dev/null; then :
 648   else
 649     echo "$progname: add \`$special_shlib_compile_flags' to the CC or CFLAGS env variable and reconfigure" 1>&2
 650     can_build_shared=no
 651   fi
 652 fi
 653
 654 echo $ac_n "checking if $compiler static flag $link_static_flag works... $ac_c" 1>&6
 655 $rm conftest*
 656 echo 'main(){return(0);}' > conftest.c
 657 save_LDFLAGS="$LDFLAGS"
 658 LDFLAGS="$LDFLAGS $link_static_flag"
 659 echo "$progname:659: checking if $compiler static flag $link_static_flag works" >&5
 660 if { (eval echo $progname:660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
 661   echo "$ac_t$link_static_flag" 1>&6
 662 else
 663   echo "$ac_t"none 1>&6
 664   link_static_flag=
 665 fi
 666 LDFLAGS="$save_LDFLAGS"
 667 $rm conftest*
 668
 669 if test -z "$LN_S"; then
 670   # Check to see if we can use ln -s, or we need hard links.
 671   echo $ac_n "checking whether ln -s works... $ac_c" 1>&6
 672   $rm conftestdata
 673   if ln -s X conftestdata 2>/dev/null; then
 674     $rm conftestdata
 675     LN_S="ln -s"
 676   else
 677     LN_S=ln
 678   fi
 679   if test "$LN_S" = "ln -s"; then
 680     echo "$ac_t"yes 1>&6
 681   else
 682     echo "$ac_t"no 1>&6
 683   fi
 684 fi
 685
 686 # Make sure LD is an absolute path.
 687 if test -z "$LD"; then
 688   ac_prog=ld
 689   if test "$with_gcc" = yes; then
 690     # Check if gcc -print-prog-name=ld gives a path.
 691     echo $ac_n "checking for ld used by GCC... $ac_c" 1>&6
 692     echo "$progname:692: checking for ld used by GCC" >&5
 693     ac_prog=`($CC -print-prog-name=ld) 2>&5`
 694     case "$ac_prog" in
 695     # Accept absolute paths.
 696     /* | [A-Za-z]:[/\\]*)
 697       test -z "$LD" && LD="$ac_prog"
 698       ;;
 699     "")
 700       # If it fails, then pretend we are not using GCC.
 701       ac_prog=ld
 702       ;;
 703     *)
 704       # If it is relative, then search for the first ld in PATH.
 705       with_gnu_ld=unknown
 706       ;;
 707     esac
 708   elif test "$with_gnu_ld" = yes; then
 709     echo $ac_n "checking for GNU ld... $ac_c" 1>&6
 710     echo "$progname:710: checking for GNU ld" >&5
 711   else
 712     echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
 713     echo "$progname:713: checking for non-GNU ld" >&5
 714   fi
 715
 716   if test -z "$LD"; then
 717     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
 718     for ac_dir in $PATH; do
 719       test -z "$ac_dir" && ac_dir=.
 720       if test -f "$ac_dir/$ac_prog"; then
 721         LD="$ac_dir/$ac_prog"
 722         # Check to see if the program is GNU ld.  I'd rather use --version,
 723         # but apparently some GNU ld's only accept -v.
 724         # Break only if it was the GNU/non-GNU ld that we prefer.
 725         if "$LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
 726           test "$with_gnu_ld" != no && break
 727         else
 728           test "$with_gnu_ld" != yes && break
 729         fi
 730       fi
 731     done
 732     IFS="$ac_save_ifs"
 733   fi
 734
 735   if test -n "$LD"; then
 736     echo "$ac_t$LD" 1>&6
 737   else
 738     echo "$ac_t"no 1>&6
 739   fi
 740
 741   if test -z "$LD"; then
 742     echo "$progname: error: no acceptable ld found in \$PATH" 1>&2
 743     exit 1
 744   fi
 745 fi
 746
 747 # Check to see if it really is or is not GNU ld.
 748 echo $ac_n "checking if the linker ($LD) is GNU ld... $ac_c" 1>&6
 749 # I'd rather use --version here, but apparently some GNU ld's only accept -v.
 750 if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
 751   with_gnu_ld=yes
 752 else
 753   with_gnu_ld=no
 754 fi
 755 echo "$ac_t$with_gnu_ld" 1>&6
 756
 757 # See if the linker supports building shared libraries.
 758 echo $ac_n "checking whether the linker ($LD) supports shared libraries... $ac_c" 1>&6
 759
 760 allow_undefined_flag=
 761 no_undefined_flag=
 762 archive_cmds=
 763 old_archive_from_new_cmds=
 764 export_dynamic_flag_spec=
 765 whole_archive_flag_spec=
 766 hardcode_libdir_flag_spec=
 767 hardcode_libdir_separator=
 768 hardcode_direct=no
 769 hardcode_minus_L=no
 770 hardcode_shlibpath_var=unsupported
 771 runpath_var=
 772 fix_srcfile_path=
 773
 774 case "$host_os" in
 775 aix3* | aix4*)
 776   # On AIX, the GNU linker works like the native linker.
 777   with_gnu_ld=no
 778   ;;
 779 esac
 780
 781 ld_shlibs=yes
 782 if test "$with_gnu_ld" = yes; then
 783
 784   # See if GNU ld supports shared libraries.
 785   case "$host_os" in
 786   amigaos*)
 787     archive_cmds='$rm $objdir/a2ixlibrary.data;$echo "#define NAME $libname" > $objdir/a2ixlibrary.data;$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data;$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data;$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data;$AR cru $lib$libobjs;$RANLIB $lib;(cd $objdir && a2ixlibrary -32)'
 788     hardcode_libdir_flag_spec='-L$libdir'
 789     hardcode_minus_L=yes
 790     ;;
 791
 792   sunos4*)
 793     archive_cmds='$LD -assert pure-text -Bstatic -o $lib$libobjs'
 794     hardcode_direct=yes
 795     hardcode_minus_L=yes
 796     hardcode_shlibpath_var=no
 797     ;;
 798
 799   cygwin32* | mingw32*)
 800     if test "$with_gcc" = yes; then
 801       # hardcode_libdir_flag_spec is actually meaningless, as there is
 802       # no search path for DLLs.
 803       hardcode_libdir_flag_spec='-L$libdir'
 804       allow_undefined_flag=unsupported
 805       # Very, very bogus.
 806       echo '
 807 #include <windows.h>
 808
 809 struct _reent *_impure_ptr;
 810 extern struct _reent *__imp_reent_data;
 811 BOOL APIENTRY
 812 __dll_entry (HINSTANCE hinst, DWORD reason, LPVOID reserved)
 813 {
 814   _impure_ptr = __imp_reent_data;
 815 }
 816 ' > libtool.c
 817       archive_cmds='$CC -c '"`pwd`"'/libtool.c;echo EXPORTS > $soname-def;$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' >> $soname-def;$LD -s --base-file $soname-base --dll -e ___dll_entry@12 -o $lib libtool.$objext$libobjs$deplibs;$DLLTOOL --as=$AS --dllname $soname --def $soname-def --base-file $soname-base --output-exp $soname-exp;$LD -s --base-file $soname-base $soname-exp --dll -e ___dll_entry@12 -o $lib libtool.$objext$libobjs$deplibs;$DLLTOOL --as=$AS --dllname $soname --def $soname-def --base-file $soname-base --output-exp $soname-exp;$LD $soname-exp --dll -e ___dll_entry@12 -o $lib libtool.$objext$libobjs$deplibs;$rm libtool.$objext $soname-base $soname-exp'
 818       old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $soname-def --output-lib $objdir/$libname.a;$rm $soname-def'
 819     else
 820       # When not using gcc, we currently assume that we are using
 821       # Microsoft Visual C++.
 822       with_gnu_ld=no
 823       # hardcode_libdir_flag_spec is actually meaningless, as there is
 824       # no search path for DLLs.
 825       hardcode_libdir_flag_spec=' '
 826       allow_undefined_flag=unsupported
 827       # Tell ltmain to make .lib files, not .a files.
 828       libext=lib
 829       # FIXME: Setting linknames here is a bad hack.
 830       archive_cmds='$CC -o $lib$libobjs`echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll;linknames='
 831       # The linker will automatically build a .lib file if we build a DLL.
 832       old_archive_from_new_cmds='true'
 833       # FIXME: Should let the user specify the lib program.
 834       old_archive_cmds='lib /OUT:$oldlib$oldobjs'
 835       fix_srcfile_path='`cygpath -w $srcfile`'
 836     fi
 837     ;;
 838
 839   *)
 840     if $LD --help 2>&1 | egrep ': supported targets:.* elf' > /dev/null; then
 841       archive_cmds='$CC -shared ${wl}-soname $wl$soname -o $lib$libobjs'
 842     else
 843       ld_shlibs=no
 844     fi
 845     ;;
 846   esac
 847
 848   if test "$ld_shlibs" = yes && test "$with_gnu_ld" = yes; then
 849     runpath_var=LD_RUN_PATH
 850     hardcode_libdir_flag_spec='${wl}--rpath ${wl}$libdir'
 851     export_dynamic_flag_spec='${wl}--export-dynamic'
 852     whole_archive_flag_spec='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
 853   fi
 854 else
 855   # PORTME fill in a description of your system's linker (not GNU ld)
 856   case "$host_os" in
 857   aix3*)
 858     allow_undefined_flag=unsupported
 859     archive_cmds='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' > $lib.exp;$LD -o $objdir/$soname$libobjs -bE:$lib.exp -T512 -H512 -bM:SRE;$AR cru $lib $objdir/$soname'
 860     # Note: this linker hardcodes the directories in LIBPATH if there
 861     # are no directories specified by -L.
 862     hardcode_minus_L=yes
 863     if test "$with_gcc" = yes && test -z "$link_static_flag"; then
 864       # Neither direct hardcoding nor static linking is supported with a
 865       # broken collect2.
 866       hardcode_direct=unsupported
 867     fi
 868     ;;
 869
 870   aix4*)
 871     allow_undefined_flag=unsupported
 872     archive_cmds='$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' > $lib.exp;$CC -o $objdir/$soname$libobjs ${wl}-bE:$lib.exp ${wl}-bM:SRE ${wl}-bnoentry;$AR cru $lib $objdir/$soname'
 873     hardcode_direct=yes
 874     hardcode_minus_L=yes
 875     ;;
 876
 877   amigaos*)
 878     archive_cmds='$rm $objdir/a2ixlibrary.data;$echo "#define NAME $libname" > $objdir/a2ixlibrary.data;$echo "#define LIBRARY_ID 1" >> $objdir/a2ixlibrary.data;$echo "#define VERSION $major" >> $objdir/a2ixlibrary.data;$echo "#define REVISION $revision" >> $objdir/a2ixlibrary.data;$AR cru $lib$libobjs;$RANLIB $lib;(cd $objdir && a2ixlibrary -32)'
 879     hardcode_libdir_flag_spec='-L$libdir'
 880     hardcode_minus_L=yes
 881     ;;
 882
 883   cygwin32* | mingw32*)
 884     if test "$with_gcc" = yes; then
 885       # hardcode_libdir_flag_spec is actually meaningless, as there is
 886       # no search path for DLLs.
 887       hardcode_libdir_flag_spec='-L$libdir'
 888       allow_undefined_flag=unsupported
 889       # Very, very bogus.
 890       echo '
 891 #include <windows.h>
 892
 893 struct _reent *_impure_ptr;
 894 extern struct _reent *__imp_reent_data;
 895 BOOL APIENTRY
 896 __dll_entry (HINSTANCE hinst, DWORD reason, LPVOID reserved)
 897 {
 898   _impure_ptr = __imp_reent_data;
 899 }
 900 ' > libtool.c
 901       archive_cmds='$CC -c '"`pwd`"'/libtool.c;echo EXPORTS > $soname-def;$NM$libobjs | $global_symbol_pipe | sed '\''s/.* //'\'' >> $soname-def;$LD -s --base-file $soname-base --dll -e ___dll_entry@12 -o $lib libtool.$objext$libobjs$deplibs;$DLLTOOL --as=$AS --dllname $soname --def $soname-def --base-file $soname-base --output-exp $soname-exp;$LD -s --base-file $soname-base $soname-exp --dll -e ___dll_entry@12 -o $lib libtool.$objext$libobjs$deplibs;$DLLTOOL --as=$AS --dllname $soname --def $soname-def --base-file $soname-base --output-exp $soname-exp;$LD $soname-exp --dll -e ___dll_entry@12 -o $lib libtool.$objext$libobjs$deplibs;$rm libtool.$objext $soname-base $soname-exp'
 902       old_archive_from_new_cmds='$DLLTOOL --as=$AS --dllname $soname --def $soname-def --output-lib $objdir/$libname.a;$rm $soname-def'
 903     else
 904       # When not using gcc, we currently assume that we are using
 905       # Microsoft Visual C++.
 906       # hardcode_libdir_flag_spec is actually meaningless, as there is
 907       # no search path for DLLs.
 908       hardcode_libdir_flag_spec=' '
 909       allow_undefined_flag=unsupported
 910       # Tell ltmain to make .lib files, not .a files.
 911       libext=lib
 912       # FIXME: Setting linknames here is a bad hack.
 913       archive_cmds='$CC -o $lib$libobjs`echo "$deplibs" | sed -e '\''s/ -lc$//'\''` -link -dll;linknames='
 914       # The linker will automatically build a .lib file if we build a DLL.
 915       old_archive_from_new_cmds='true'
 916       # FIXME: Should let the user specify the lib program.
 917       old_archive_cmds='lib /OUT:$oldlib$oldobjs'
 918       fix_srcfile_path='`cygpath -w $srcfile`'
 919     fi
 920     ;;
 921
 922   # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
 923   # support.  Future versions do this automatically, but an explicit c++rt0.o
 924   # does not break anything, and helps significantly (at the cost of a little
 925   # extra space).
 926   freebsd2.2*)
 927     archive_cmds='$LD -Bshareable -o $lib$libobjs /usr/lib/c++rt0.o'
 928     hardcode_libdir_flag_spec='-R$libdir'
 929     hardcode_direct=yes
 930     hardcode_minus_L=yes
 931     hardcode_shlibpath_var=no
 932     ;;
 933
 934   # Unfortunately, older versions of FreeBSD 2 do not have this feature.
 935   freebsd2*)
 936     archive_cmds='$LD -Bshareable -o $lib$libobjs'
 937     hardcode_direct=yes
 938     hardcode_minus_L=yes
 939     hardcode_shlibpath_var=no
 940     ;;
 941
 942   # FreeBSD 3, at last, uses gcc -shared to do shared libraries.
 943   freebsd3*)
 944     archive_cmds='$CC -shared -o $lib$libobjs'
 945     hardcode_libdir_flag_spec='-R$libdir'
 946     hardcode_direct=yes
 947     hardcode_minus_L=no
 948     hardcode_shlibpath_var=no
 949     ;;
 950
 951   hpux9*)
 952     archive_cmds='$rm $objdir/$soname;$LD -b +s +b $install_libdir -o $objdir/$soname$libobjs;mv $objdir/$soname $lib'
 953     hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
 954     hardcode_direct=yes
 955     hardcode_minus_L=yes
 956     export_dynamic_flag_spec='${wl}-E'
 957     ;;
 958
 959   hpux10* | hpux11*)
 960     archive_cmds='$LD -b +h $soname +s +b $install_libdir -o $lib$libobjs'
 961     hardcode_libdir_flag_spec='${wl}+b ${wl}$libdir'
 962     hardcode_direct=yes
 963     hardcode_minus_L=yes
 964     export_dynamic_flag_spec='${wl}-E'
 965     ;;
 966
 967   irix5* | irix6*)
 968     if test "$with_gcc" = yes; then
 969       archive_cmds='$CC -shared -o $lib ${wl}-soname ${wl}$soname ${wl}-set_version ${wl}$verstring$libobjs'
 970     else
 971       archive_cmds='$LD -shared -o $lib -soname $soname -set_version $verstring$libobjs'
 972     fi
 973     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
 974     ;;
 975
 976   netbsd*)
 977     # Tested with NetBSD 1.2 ld
 978     archive_cmds='$LD -Bshareable -o $lib$libobjs'
 979     hardcode_libdir_flag_spec='-R$libdir'
 980     hardcode_direct=yes
 981     hardcode_shlibpath_var=no
 982     ;;
 983
 984   openbsd*)
 985     archive_cmds='$LD -Bshareable -o $lib$libobjs'
 986     hardcode_libdir_flag_spec='-R$libdir'
 987     hardcode_direct=yes
 988     hardcode_shlibpath_var=no
 989     ;;
 990
 991   os2*)
 992     hardcode_libdir_flag_spec='-L$libdir'
 993     hardcode_minus_L=yes
 994     allow_undefined_flag=unsupported
 995     archive_cmds='$echo "LIBRARY $libname INITINSTANCE" > $objdir/$libname.def;$echo "DESCRIPTION \"$libname\"" >> $objdir/$libname.def;$echo DATA >> $objdir/$libname.def;$echo " SINGLE NONSHARED" >> $objdir/$libname.def;$echo EXPORTS >> $objdir/$libname.def;emxexp$libobjs >> $objdir/$libname.def;$CC -Zdll -Zcrtdll -o $lib$libobjs $objdir/$libname.def'
 996     old_archive_from_new_cmds='emximp -o $objdir/$libname.a $objdir/$libname.def'
 997     ;;
 998
 999   osf3* | osf4*)
1000     allow_undefined_flag=' -expect_unresolved \*'
1001     archive_cmds='$LD -shared${allow_undefined_flag} -o $lib -soname $soname -set_version $verstring$libobjs$deplibs'
1002     hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
1003     hardcode_libdir_separator=:
1004     ;;
1005
1006   sco3.2v5*)
1007     archive_cmds='$LD -G -o $lib$libobjs'
1008     hardcode_direct=yes
1009     ;;
1010
1011   solaris2*)
1012     no_undefined_flag=' -z text'
1013     archive_cmds='$LD -G${allow_undefined_flag} -h $soname -o $lib$libobjs'
1014     hardcode_libdir_flag_spec='-R$libdir'
1015     hardcode_shlibpath_var=no
1016
1017     # Solaris 2 before 2.5 hardcodes -L paths.
1018     case "$host_os" in
1019     solaris2.[0-4]*)
1020       hardcode_minus_L=yes
1021       ;;
1022     esac
1023     ;;
1024
1025   sunos4*)
1026     archive_cmds='$LD -assert pure-text -Bstatic -o $lib$libobjs'
1027     hardcode_libdir_flag_spec='-L$libdir'
1028     hardcode_direct=yes
1029     hardcode_minus_L=yes
1030     hardcode_shlibpath_var=no
1031     ;;
1032
1033   uts4*)
1034     archive_cmds='$LD -G -h $soname -o $lib$libobjs'
1035     hardcode_libdir_flag_spec='-L$libdir'
1036     hardcode_direct=no
1037     hardcode_minus_L=no
1038     hardcode_shlibpath_var=no
1039     ;;
1040
1041   *)
1042     ld_shlibs=no
1043     can_build_shared=no
1044     ;;
1045   esac
1046 fi
1047 echo "$ac_t$ld_shlibs" 1>&6
1048
1049 if test -z "$NM"; then
1050   echo $ac_n "checking for BSD-compatible nm... $ac_c" 1>&6
1051   case "$NM" in
1052   /* | [A-Za-z]:[/\\]*) ;; # Let the user override the test with a path.
1053   *)
1054     IFS="${IFS=         }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
1055     for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do
1056       test -z "$ac_dir" && ac_dir=.
1057       if test -f $ac_dir/nm; then
1058         # Check to see if the nm accepts a BSD-compat flag.
1059         # Adding the `sed 1q' prevents false positives on HP-UX, which says:
1060         #   nm: unknown option "B" ignored
1061         if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1062           NM="$ac_dir/nm -B"
1063         elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
1064           NM="$ac_dir/nm -p"
1065         else
1066           NM="$ac_dir/nm"
1067         fi
1068         break
1069       fi
1070     done
1071     IFS="$ac_save_ifs"
1072     test -z "$NM" && NM=nm
1073     ;;
1074   esac
1075   echo "$ac_t$NM" 1>&6
1076 fi
1077
1078 # Check for command to grab the raw symbol name followed by C symbol from nm.
1079 echo $ac_n "checking command to parse $NM output... $ac_c" 1>&6
1080
1081 # These are sane defaults that work on at least a few old systems.
1082 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
1083
1084 # Character class describing NM global symbol codes.
1085 symcode='[BCDEGRSTU]'
1086
1087 # Regexp to match symbols that can be accessed directly from C.
1088 sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
1089
1090 # Transform the above into a raw symbol and a C symbol.
1091 symxfrm='\1 \1'
1092
1093 # Define system-specific variables.
1094 case "$host_os" in
1095 aix*)
1096   symcode='[BCDTU]'
1097   ;;
1098 cygwin32* | mingw32*)
1099   sympat='_\([_A-Za-z][_A-Za-z0-9]*\)'
1100   symxfrm='_\1 \1'
1101   ;;
1102 irix*)
1103   # Cannot use undefined symbols on IRIX because inlined functions mess us up.
1104   symcode='[BCDEGRST]'
1105   ;;
1106 solaris2*)
1107   symcode='[BDTU]'
1108   ;;
1109 esac
1110
1111 # If we're using GNU nm, then use its standard symbol codes.
1112 if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
1113   symcode='[ABCDGISTUW]'
1114 fi
1115
1116 case "$host_os" in
1117 cygwin32* | mingw32*)
1118   # We do not want undefined symbols on cygwin32.  The user must
1119   # arrange to define them via -l arguments.
1120   symcode='[ABCDGISTW]'
1121   ;;
1122 esac
1123
1124 # Write the raw and C identifiers.
1125 global_symbol_pipe="sed -n -e 's/^.* $symcode $sympat$/$symxfrm/p'"
1126
1127 # Check to see that the pipe works correctly.
1128 pipe_works=no
1129 $rm conftest*
1130 cat > conftest.c <<EOF
1131 #ifdef __cplusplus
1132 extern "C" {
1133 #endif
1134 char nm_test_var;
1135 void nm_test_func(){}
1136 #ifdef __cplusplus
1137 }
1138 #endif
1139 main(){nm_test_var='a';nm_test_func();return(0);}
1140 EOF
1141
1142 echo "$progname:1142: checking if global_symbol_pipe works" >&5
1143 if { (eval echo $progname:1143: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; } && test -s conftest.$objext; then
1144   # Now try to grab the symbols.
1145   nlist=conftest.nm
1146   if { echo "$progname:1146: eval \"$NM conftest.$objext | $global_symbol_pipe > $nlist\"" >&5; eval "$NM conftest.$objext | $global_symbol_pipe > $nlist 2>&5"; } && test -s "$nlist"; then
1147
1148     # Try sorting and uniquifying the output.
1149     if sort "$nlist" | uniq > "$nlist"T; then
1150       mv -f "$nlist"T "$nlist"
1151       wcout=`wc "$nlist" 2>/dev/null`
1152       count=`$echo "X$wcout" | $Xsed -e 's/^[   ]*\([0-9][0-9]*\).*$/\1/'`
1153       (test "$count" -ge 0) 2>/dev/null || count=-1
1154     else
1155       rm -f "$nlist"T
1156       count=-1
1157     fi
1158
1159     # Make sure that we snagged all the symbols we need.
1160     if egrep ' nm_test_var$' "$nlist" >/dev/null; then
1161       if egrep ' nm_test_func$' "$nlist" >/dev/null; then
1162         cat <<EOF > conftest.c
1163 #ifdef __cplusplus
1164 extern "C" {
1165 #endif
1166
1167 EOF
1168         # Now generate the symbol file.
1169         sed 's/^.* \(.*\)$/extern char \1;/' < "$nlist" >> conftest.c
1170
1171         cat <<EOF >> conftest.c
1172 #if defined (__STDC__) && __STDC__
1173 # define __ptr_t void *
1174 #else
1175 # define __ptr_t char *
1176 #endif
1177
1178 /* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */
1179 int dld_preloaded_symbol_count = $count;
1180
1181 /* The mapping between symbol names and symbols. */
1182 struct {
1183   char *name;
1184   __ptr_t address;
1185 }
1186 dld_preloaded_symbols[] =
1187 {
1188 EOF
1189         sed 's/^\(.*\) \(.*\)$/  {"\1", (__ptr_t) \&\2},/' < "$nlist" >> conftest.c
1190         cat <<\EOF >> conftest.c
1191   {0, (__ptr_t) 0}
1192 };
1193
1194 #ifdef __cplusplus
1195 }
1196 #endif
1197 EOF
1198         # Now try linking the two files.
1199         mv conftest.$objext conftestm.$objext
1200         save_LIBS="$LIBS"
1201         save_CFLAGS="$CFLAGS"
1202         LIBS="conftestm.$objext"
1203         CFLAGS="$CFLAGS$no_builtin_flag"
1204         if { (eval echo $progname:1204: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
1205           pipe_works=yes
1206         else
1207           echo "$progname: failed program was:" >&5
1208           cat conftest.c >&5
1209         fi
1210         LIBS="$save_LIBS"
1211       else
1212         echo "cannot find nm_test_func in $nlist" >&5
1213       fi
1214     else
1215       echo "cannot find nm_test_var in $nlist" >&5
1216     fi
1217   else
1218     echo "cannot run $global_symbol_pipe" >&5
1219   fi
1220 else
1221   echo "$progname: failed program was:" >&5
1222   cat conftest.c >&5
1223 fi
1224 $rm conftest*
1225
1226 # Do not use the global_symbol_pipe unless it works.
1227 echo "$ac_t$pipe_works" 1>&6
1228 test "$pipe_works" = yes || global_symbol_pipe=
1229
1230 # Check hardcoding attributes.
1231 echo $ac_n "checking how to hardcode library paths into programs... $ac_c" 1>&6
1232 hardcode_action=
1233 if test -n "$hardcode_libdir_flag_spec" || \
1234    test -n "$runpath_var"; then
1235
1236   # We can hardcode non-existant directories.
1237   if test "$hardcode_direct" != no && \
1238      test "$hardcode_minus_L" != no && \
1239      test "$hardcode_shlibpath_var" != no; then
1240
1241     # Linking always hardcodes the temporary library directory.
1242     hardcode_action=relink
1243   else
1244     # We can link without hardcoding, and we can hardcode nonexisting dirs.
1245     hardcode_action=immediate
1246   fi
1247 else
1248   # We cannot hardcode anything, or else we can only hardcode existing
1249   # directories.
1250   hardcode_action=unsupported
1251 fi
1252 echo "$ac_t$hardcode_action" 1>&6
1253
1254
1255 reload_flag=
1256 reload_cmds='$LD$reload_flag -o $output$reload_objs'
1257 echo $ac_n "checking for $LD option to reload object files... $ac_c" 1>&6
1258 # PORTME Some linkers may need a different reload flag.
1259 reload_flag='-r'
1260 echo "$ac_t$reload_flag" 1>&6
1261 test -n "$reload_flag" && reload_flag=" $reload_flag"
1262
1263 # PORTME Fill in your ld.so characteristics
1264 library_names_spec=
1265 libname_spec='lib$name'
1266 soname_spec=
1267 postinstall_cmds=
1268 postuninstall_cmds=
1269 finish_cmds=
1270 finish_eval=
1271 shlibpath_var=
1272 version_type=none
1273 dynamic_linker="$host_os ld.so"
1274
1275 echo $ac_n "checking dynamic linker characteristics... $ac_c" 1>&6
1276 case "$host_os" in
1277 aix3* | aix4*)
1278   version_type=linux
1279   library_names_spec='${libname}${release}.so$versuffix $libname.a'
1280   shlibpath_var=LIBPATH
1281
1282   # AIX has no versioning support, so we append a major version to the name.
1283   soname_spec='${libname}${release}.so$major'
1284   ;;
1285
1286 amigaos*)
1287   library_names_spec='$libname.ixlibrary $libname.a'
1288   # Create ${libname}_ixlibrary.a entries in /sys/libs.
1289   finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`$echo "X$lib" | $Xsed -e '\''s%^.*/\([^/]*\)\.ixlibrary$%\1%'\''`; test $rm /sys/libs/${libname}_ixlibrary.a; $show "(cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a)"; (cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a) || exit 1; done'
1290   ;;
1291
1292 cygwin32* | mingw32*)
1293   version_type=windows
1294   if test "$with_gcc" = yes; then
1295     library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.a'
1296   else
1297     library_names_spec='${libname}`echo ${release} | sed -e 's/[.]/-/g'`${versuffix}.dll $libname.lib'
1298   fi
1299   dynamic_linker='Win32 ld.exe'
1300   shlibpath_var=PATH
1301   ;;
1302
1303 freebsd2* | freebsd3*)
1304   version_type=sunos
1305   library_names_spec='${libname}${release}.so$versuffix $libname.so'
1306   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1307   shlibpath_var=LD_LIBRARY_PATH
1308   ;;
1309
1310 gnu*)
1311   version_type=linux
1312   library_names_spec='${libname}${release}.so$versuffix ${libname}.so'
1313   shlibpath_var=LD_LIBRARY_PATH
1314   ;;
1315
1316 hpux9* | hpux10* | hpux11*)
1317   # Give a soname corresponding to the major version so that dld.sl refuses to
1318   # link against other versions.
1319   dynamic_linker="$host_os dld.sl"
1320   version_type=sunos
1321   shlibpath_var=SHLIB_PATH
1322   library_names_spec='${libname}${release}.sl$versuffix ${libname}${release}.sl$major $libname.sl'
1323   soname_spec='${libname}${release}.sl$major'
1324   # HP-UX runs *really* slowly unless shared libraries are mode 555.
1325   postinstall_cmds='chmod 555 $lib'
1326   ;;
1327
1328 irix5* | irix6*)
1329   version_type=osf
1330   soname_spec='${libname}${release}.so'
1331   library_names_spec='${libname}${release}.so$versuffix $libname.so'
1332   shlibpath_var=LD_LIBRARY_PATH
1333   ;;
1334
1335 # No shared lib support for Linux oldld, aout, or coff.
1336 linux-gnuoldld* | linux-gnuaout* | linux-gnucoff*)
1337   dynamic_linker=no
1338   ;;
1339
1340 # This must be Linux ELF.
1341 linux-gnu*)
1342   version_type=linux
1343   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1344   soname_spec='${libname}${release}.so$major'
1345   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
1346   shlibpath_var=LD_LIBRARY_PATH
1347
1348   if test -f /lib/ld.so.1; then
1349     dynamic_linker='GNU ld.so'
1350   else
1351     # Only the GNU ld.so supports shared libraries on MkLinux.
1352     case "$host_cpu" in
1353     powerpc*) dynamic_linker=no ;;
1354     *) dynamic_linker='Linux ld.so' ;;
1355     esac
1356   fi
1357   ;;
1358
1359 netbsd* | openbsd*)
1360   version_type=sunos
1361   library_names_spec='${libname}${release}.so$versuffix'
1362   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
1363   shlibpath_var=LD_LIBRARY_PATH
1364   ;;
1365
1366 os2*)
1367   libname_spec='$name'
1368   library_names_spec='$libname.dll $libname.a'
1369   dynamic_linker='OS/2 ld.exe'
1370   shlibpath_var=LIBPATH
1371   ;;
1372
1373 osf3* | osf4*)
1374   version_type=osf
1375   soname_spec='${libname}${release}.so'
1376   library_names_spec='${libname}${release}.so$versuffix $libname.so'
1377   shlibpath_var=LD_LIBRARY_PATH
1378   ;;
1379
1380 sco3.2v5*)
1381   version_type=osf
1382   soname_spec='${libname}${release}.so$major'
1383   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1384   shlibpath_var=LD_LIBRARY_PATH
1385   ;;
1386
1387 solaris2*)
1388   version_type=linux
1389   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1390   soname_spec='${libname}${release}.so$major'
1391   shlibpath_var=LD_LIBRARY_PATH
1392   # ldd complains unless libraries are executable
1393   postinstall_cmds='chmod +x $lib'
1394   ;;
1395
1396 sunos4*)
1397   version_type=sunos
1398   library_names_spec='${libname}${release}.so$versuffix'
1399   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
1400   shlibpath_var=LD_LIBRARY_PATH
1401   ;;
1402
1403 sysv4.2uw2*)
1404   version_type=linux
1405   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1406   soname_spec='${libname}${release}.so$major'
1407   shlibpath_var=LD_LIBRARY_PATH
1408   ;;
1409
1410 uts4*)
1411   version_type=linux
1412   library_names_spec='${libname}${release}.so$versuffix ${libname}${release}.so$major $libname.so'
1413   soname_spec='${libname}${release}.so$major'
1414   shlibpath_var=LD_LIBRARY_PATH
1415   ;;
1416
1417 *)
1418   dynamic_linker=no
1419   ;;
1420 esac
1421 echo "$ac_t$dynamic_linker"
1422 test "$dynamic_linker" = no && can_build_shared=no
1423
1424 # Report the final consequences.
1425 echo "checking if libtool supports shared libraries... $can_build_shared" 1>&6
1426
1427 echo $ac_n "checking whether to build shared libraries... $ac_c" 1>&6
1428 test "$can_build_shared" = "no" && enable_shared=no
1429
1430 # On AIX, shared libraries and static libraries use the same namespace, and
1431 # are all built from PIC.
1432 case "$host_os" in
1433 aix*)
1434   test "$enable_shared" = yes && enable_static=no
1435   if test -n "$RANLIB"; then
1436     archive_cmds="$archive_cmds;\$RANLIB \$lib"
1437     postinstall_cmds='$RANLIB $lib'
1438   fi
1439   ;;
1440 esac
1441
1442 echo "$ac_t$enable_shared" 1>&6
1443
1444 # Make sure either enable_shared or enable_static is yes.
1445 test "$enable_shared" = yes || enable_static=yes
1446
1447 echo "checking whether to build static libraries... $enable_static" 1>&6
1448
1449 echo $ac_n "checking for objdir... $ac_c" 1>&6
1450 rm -f .libs 2>/dev/null
1451 mkdir .libs 2>/dev/null
1452 if test -d .libs; then
1453   objdir=.libs
1454 else
1455   # MS-DOS does not allow filenames that begin with a dot.
1456   objdir=_libs
1457 fi
1458 rmdir .libs 2>/dev/null
1459 echo "$ac_t$objdir" 1>&6
1460
1461 # Copy echo and quote the copy, instead of the original, because it is
1462 # used later.
1463 ltecho="$echo"
1464
1465 # Now quote all the things that may contain metacharacters.
1466 for var in ltecho old_CC old_CFLAGS old_CPPFLAGS old_LD old_NM old_RANLIB \
1467   old_LN_S old_DLLTOOL old_AS AR CC LD LN_S NM DLLTOOL AS reload_flag \
1468   reload_cmds wl pic_flag link_static_flag no_builtin_flag \
1469   export_dynamic_flag_spec whole_archive_flag_spec libname_spec \
1470   library_names_spec soname_spec RANLIB \
1471   old_archive_cmds old_archive_from_new_cmds old_postinstall_cmds \
1472   old_postuninstall_cmds archive_cmds postinstall_cmds postuninstall_cmds \
1473   allow_undefined_flag no_undefined_flag objext libext \
1474   finish_cmds finish_eval global_symbol_pipe fix_srcfile_path \
1475   hardcode_libdir_flag_spec hardcode_libdir_separator; do
1476
1477   case "$var" in
1478   reload_cmds | old_archive_cmds | old_archive_from_new_cmds | \
1479   old_postinstall_cmds | old_postuninstall_cmds | archive_cmds | \
1480   postinstall_cmds | postuninstall_cmds | finish_cmds)
1481     # Double-quote double-evaled strings.
1482     eval "$var=\`\$echo \"X\$$var\" | \$Xsed -e \"\$double_quote_subst\" -e \"\$sed_quote_subst\"\`"
1483     ;;
1484   *)
1485     eval "$var=\`\$echo \"X\$$var\" | \$Xsed -e \"\$sed_quote_subst\"\`"
1486     ;;
1487   esac
1488 done
1489
1490 trap "$rm \"$ofile\"; exit 1" 1 2 15
1491 echo "creating $ofile"
1492 $rm "$ofile"
1493 cat <<EOF > "$ofile"
1494 #! $SHELL
1495
1496 # `$echo "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
1497 # Generated automatically by $PROGRAM - GNU $PACKAGE $VERSION
1498 # NOTE: Changes made to this file will be lost: look at ltconfig or ltmain.sh.
1499 #
1500 # Copyright (C) 1996-1998 Free Software Foundation, Inc.
1501 # Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
1502 #
1503 # This program is free software; you can redistribute it and/or modify
1504 # it under the terms of the GNU General Public License as published by
1505 # the Free Software Foundation; either version 2 of the License, or
1506 # (at your option) any later version.
1507 #
1508 # This program is distributed in the hope that it will be useful, but
1509 # WITHOUT ANY WARRANTY; without even the implied warranty of
1510 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
1511 # General Public License for more details.
1512 #
1513 # You should have received a copy of the GNU General Public License
1514 # along with this program; if not, write to the Free Software
1515 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
1516 #
1517 # As a special exception to the GNU General Public License, if you
1518 # distribute this file as part of a program that contains a
1519 # configuration script generated by Autoconf, you may include it under
1520 # the same distribution terms that you use for the rest of that program.
1521
1522 # Sed that helps us avoid accidentally triggering echo(1) options like -n.
1523 Xsed="sed -e s/^X//"
1524
1525 # The HP-UX ksh and POSIX shell print the target directory to stdout
1526 # if CDPATH is set.
1527 if test "\${CDPATH+set}" = set; then CDPATH=; export CDPATH; fi
1528
1529 ### BEGIN LIBTOOL CONFIG
1530 # Libtool was configured as follows, on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
1531 #
1532 # CC="$old_CC" CFLAGS="$old_CFLAGS" CPPFLAGS="$old_CPPFLAGS" \\
1533 # LD="$old_LD" NM="$old_NM" RANLIB="$old_RANLIB" LN_S="$old_LN_S" \\
1534 # DLLTOOL="$old_DLLTOOL" AS="$old_AS" \\
1535 #   $0$ltconfig_args
1536 #
1537 # Compiler and other test output produced by $progname, useful for
1538 # debugging $progname, is in ./config.log if it exists.
1539
1540 # The version of $progname that generated this script.
1541 LTCONFIG_VERSION="$VERSION"
1542
1543 # Shell to use when invoking shell scripts.
1544 SHELL="$SHELL"
1545
1546 # Whether or not to build shared libraries.
1547 build_libtool_libs=$enable_shared
1548
1549 # Whether or not to build static libraries.
1550 build_old_libs=$enable_static
1551
1552 # The host system.
1553 host_alias="$host_alias"
1554 host="$host"
1555
1556 # An echo program that does not interpret backslashes.
1557 echo="$ltecho"
1558
1559 # The archiver.
1560 AR="$AR"
1561
1562 # The default C compiler.
1563 CC="$CC"
1564
1565 # The linker used to build libraries.
1566 LD="$LD"
1567
1568 # Whether we need hard or soft links.
1569 LN_S="$LN_S"
1570
1571 # A BSD-compatible nm program.
1572 NM="$NM"
1573
1574 # Used on cygwin32: DLL creation program.
1575 DLLTOOL="$DLLTOOL"
1576
1577 # Used on cygwin32: assembler.
1578 AS="$AS"
1579
1580 # The name of the directory that contains temporary libtool files.
1581 objdir="$objdir"
1582
1583 # How to create reloadable object files.
1584 reload_flag="$reload_flag"
1585 reload_cmds="$reload_cmds"
1586
1587 # How to pass a linker flag through the compiler.
1588 wl="$wl"
1589
1590 # Object file suffix (normally "o").
1591 objext="$objext"
1592
1593 # Old archive suffix (normally "a").
1594 libext="$libext"
1595
1596 # Additional compiler flags for building library objects.
1597 pic_flag="$pic_flag"
1598
1599 # Compiler flag to prevent dynamic linking.
1600 link_static_flag="$link_static_flag"
1601
1602 # Compiler flag to turn off builtin functions.
1603 no_builtin_flag="$no_builtin_flag"
1604
1605 # Compiler flag to allow reflexive dlopens.
1606 export_dynamic_flag_spec="$export_dynamic_flag_spec"
1607
1608 # Compiler flag to generate shared objects directly from archives.
1609 whole_archive_flag_spec="$whole_archive_flag_spec"
1610
1611 # Library versioning type.
1612 version_type=$version_type
1613
1614 # Format of library name prefix.
1615 libname_spec="$libname_spec"
1616
1617 # List of archive names.  First name is the real one, the rest are links.
1618 # The last name is the one that the linker finds with -lNAME.
1619 library_names_spec="$library_names_spec"
1620
1621 # The coded name of the library, if different from the real name.
1622 soname_spec="$soname_spec"
1623
1624 # Commands used to build and install an old-style archive.
1625 RANLIB="$RANLIB"
1626 old_archive_cmds="$old_archive_cmds"
1627 old_postinstall_cmds="$old_postinstall_cmds"
1628 old_postuninstall_cmds="$old_postuninstall_cmds"
1629
1630 # Create an old-style archive from a shared archive.
1631 old_archive_from_new_cmds="$old_archive_from_new_cmds"
1632
1633 # Commands used to build and install a shared archive.
1634 archive_cmds="$archive_cmds"
1635 postinstall_cmds="$postinstall_cmds"
1636 postuninstall_cmds="$postuninstall_cmds"
1637
1638 # Flag that allows shared libraries with undefined symbols to be built.
1639 allow_undefined_flag="$allow_undefined_flag"
1640
1641 # Flag that forces no undefined symbols.
1642 no_undefined_flag="$no_undefined_flag"
1643
1644 # Commands used to finish a libtool library installation in a directory.
1645 finish_cmds="$finish_cmds"
1646
1647 # Same as above, but a single script fragment to be evaled but not shown.
1648 finish_eval="$finish_eval"
1649
1650 # Take the output of nm and produce a listing of raw symbols and C names.
1651 global_symbol_pipe="$global_symbol_pipe"
1652
1653 # This is the shared library runtime path variable.
1654 runpath_var=$runpath_var
1655
1656 # This is the shared library path variable.
1657 shlibpath_var=$shlibpath_var
1658
1659 # How to hardcode a shared library path into an executable.
1660 hardcode_action=$hardcode_action
1661
1662 # Flag to hardcode \$libdir into a binary during linking.
1663 # This must work even if \$libdir does not exist.
1664 hardcode_libdir_flag_spec="$hardcode_libdir_flag_spec"
1665
1666 # Whether we need a single -rpath flag with a separated argument.
1667 hardcode_libdir_separator="$hardcode_libdir_separator"
1668
1669 # Set to yes if using DIR/libNAME.so during linking hardcodes DIR into the
1670 # resulting binary.
1671 hardcode_direct=$hardcode_direct
1672
1673 # Set to yes if using the -LDIR flag during linking hardcodes DIR into the
1674 # resulting binary.
1675 hardcode_minus_L=$hardcode_minus_L
1676
1677 # Set to yes if using SHLIBPATH_VAR=DIR during linking hardcodes DIR into
1678 # the resulting binary.
1679 hardcode_shlibpath_var=$hardcode_shlibpath_var
1680
1681 # Fix the shell variable \$srcfile for the compiler.
1682 fix_srcfile_path="$fix_srcfile_path"
1683 EOF
1684
1685 case "$host_os" in
1686 aix3*)
1687   cat <<\EOF >> "$ofile"
1688
1689 # AIX sometimes has problems with the GCC collect2 program.  For some
1690 # reason, if we set the COLLECT_NAMES environment variable, the problems
1691 # vanish in a puff of smoke.
1692 if test "${COLLECT_NAMES+set}" != set; then
1693   COLLECT_NAMES=
1694   export COLLECT_NAMES
1695 fi
1696 EOF
1697   ;;
1698 esac
1699
1700 echo '### END LIBTOOL CONFIG' >> "$ofile"
1701 echo >> "$ofile"
1702
1703 # Append the ltmain.sh script.
1704 cat "$ltmain" >> "$ofile" || (rm -f "$ofile"; exit 1)
1705
1706 chmod +x "$ofile"
1707 exit 0
1708
1709 # Local Variables:
1710 # mode:shell-script
1711 # sh-indentation:2
1712 # End: