gdb/aclocal.m4

   1 dnl aclocal.m4 generated automatically by aclocal 1.4
   2
   3 dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
   4 dnl This file is free software; the Free Software Foundation
   5 dnl gives unlimited permission to copy and/or distribute it,
   6 dnl with or without modifications, as long as this notice is preserved.
   7
   8 dnl This program is distributed in the hope that it will be useful,
   9 dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
  10 dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
  11 dnl PARTICULAR PURPOSE.
  12
  13 dnl written by Rob Savoye <rob@cygnus.com> for Cygnus Support
  14 dnl major rewriting for Tcl 7.5 by Don Libes <libes@nist.gov>
  15
  16 dnl gdb/configure.in uses BFD_NEED_DECLARATION, so get its definition.
  17 sinclude(../bfd/acinclude.m4)
  18
  19 dnl This gets the standard macros, like the TCL, TK, etc ones.
  20 sinclude(../config/acinclude.m4)
  21
  22 dnl CYGNUS LOCAL: This gets the right posix flag for gcc
  23 AC_DEFUN(CY_AC_TCL_LYNX_POSIX,
  24 [AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AC_PROG_CPP])
  25 AC_MSG_CHECKING([if running LynxOS])
  26 AC_CACHE_VAL(ac_cv_os_lynx,
  27 [AC_EGREP_CPP(yes,
  28 [/*
  29  * The old Lynx "cc" only defines "Lynx", but the newer one uses "__Lynx__"
  30  */
  31 #if defined(__Lynx__) || defined(Lynx)
  32 yes
  33 #endif
  34 ], ac_cv_os_lynx=yes, ac_cv_os_lynx=no)])
  35 #
  36 if test "$ac_cv_os_lynx" = "yes" ; then
  37   AC_MSG_RESULT(yes)
  38   AC_DEFINE(LYNX)
  39   AC_MSG_CHECKING([whether -mposix or -X is available])
  40   AC_CACHE_VAL(ac_cv_c_posix_flag,
  41   [AC_TRY_COMPILE(,[
  42   /*
  43    * This flag varies depending on how old the compiler is.
  44    * -X is for the old "cc" and "gcc" (based on 1.42).
  45    * -mposix is for the new gcc (at least 2.5.8).
  46    */
  47   #if defined(__GNUC__) && __GNUC__ >= 2
  48   choke me
  49   #endif
  50   ], ac_cv_c_posix_flag=" -mposix", ac_cv_c_posix_flag=" -X")])
  51   CC="$CC $ac_cv_c_posix_flag"
  52   AC_MSG_RESULT($ac_cv_c_posix_flag)
  53   else
  54   AC_MSG_RESULT(no)
  55 fi
  56 ])
  57
  58 #
  59 # Sometimes the native compiler is a bogus stub for gcc or /usr/ucb/cc. This
  60 # makes configure think it's cross compiling. If --target wasn't used, then
  61 # we can't configure, so something is wrong. We don't use the cache
  62 # here cause if somebody fixes their compiler install, we want this to work.
  63 AC_DEFUN(CY_AC_C_WORKS,
  64 [# If we cannot compile and link a trivial program, we can't expect anything to work
  65 AC_MSG_CHECKING(whether the compiler ($CC) actually works)
  66 AC_TRY_COMPILE(, [/* don't need anything here */],
  67         c_compiles=yes, c_compiles=no)
  68
  69 AC_TRY_LINK(, [/* don't need anything here */],
  70         c_links=yes, c_links=no)
  71
  72 if test x"${c_compiles}" = x"no" ; then
  73   AC_MSG_ERROR(the native compiler is broken and won't compile.)
  74 fi
  75
  76 if test x"${c_links}" = x"no" ; then
  77   AC_MSG_ERROR(the native compiler is broken and won't link.)
  78 fi
  79 AC_MSG_RESULT(yes)
  80 ])
  81
  82 AC_DEFUN(CY_AC_PATH_TCLH, [
  83 #
  84 # Ok, lets find the tcl source trees so we can use the headers
  85 # Warning: transition of version 9 to 10 will break this algorithm
  86 # because 10 sorts before 9. We also look for just tcl. We have to
  87 # be careful that we don't match stuff like tclX by accident.
  88 # the alternative search directory is involked by --with-tclinclude
  89 #
  90
  91 no_tcl=true
  92 AC_MSG_CHECKING(for Tcl private headers. dir=${configdir})
  93 AC_ARG_WITH(tclinclude, [  --with-tclinclude=DIR   Directory where tcl private headers are], with_tclinclude=${withval})
  94 AC_CACHE_VAL(ac_cv_c_tclh,[
  95 # first check to see if --with-tclinclude was specified
  96 if test x"${with_tclinclude}" != x ; then
  97   if test -f ${with_tclinclude}/tclInt.h ; then
  98     ac_cv_c_tclh=`(cd ${with_tclinclude}; pwd)`
  99   elif test -f ${with_tclinclude}/generic/tclInt.h ; then
 100     ac_cv_c_tclh=`(cd ${with_tclinclude}/generic; pwd)`
 101   else
 102     AC_MSG_ERROR([${with_tclinclude} directory doesn't contain private headers])
 103   fi
 104 fi
 105
 106 # next check if it came with Tcl configuration file
 107 if test x"${ac_cv_c_tclconfig}" = x ; then
 108   if test -f $ac_cv_c_tclconfig/../generic/tclInt.h ; then
 109     ac_cv_c_tclh=`(cd $ac_cv_c_tclconfig/..; pwd)`
 110   fi
 111 fi
 112
 113 # next check in private source directory
 114 #
 115 # since ls returns lowest version numbers first, reverse its output
 116 if test x"${ac_cv_c_tclh}" = x ; then
 117   for i in \
 118                 ${srcdir}/../tcl \
 119                 `ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` \
 120                 ${srcdir}/../../tcl \
 121                 `ls -dr ${srcdir}/../../tcl[[7-9]]* 2>/dev/null` \
 122                 ${srcdir}/../../../tcl \
 123                 `ls -dr ${srcdir}/../../../tcl[[7-9]]* 2>/dev/null ` ; do
 124     if test -f $i/generic/tclInt.h ; then
 125       ac_cv_c_tclh=`(cd $i/generic; pwd)`
 126       break
 127     fi
 128   done
 129 fi
 130 # finally check in a few common install locations
 131 #
 132 # since ls returns lowest version numbers first, reverse its output
 133 if test x"${ac_cv_c_tclh}" = x ; then
 134   for i in \
 135                 `ls -dr /usr/local/src/tcl[[7-9]]* 2>/dev/null` \
 136                 `ls -dr /usr/local/lib/tcl[[7-9]]* 2>/dev/null` \
 137                 /usr/local/src/tcl \
 138                 /usr/local/lib/tcl \
 139                 ${prefix}/include ; do
 140     if test -f $i/generic/tclInt.h ; then
 141       ac_cv_c_tclh=`(cd $i/generic; pwd)`
 142       break
 143     fi
 144   done
 145 fi
 146 # see if one is installed
 147 if test x"${ac_cv_c_tclh}" = x ; then
 148    AC_HEADER_CHECK(tclInt.h, ac_cv_c_tclh=installed, ac_cv_c_tclh="")
 149 fi
 150 ])
 151 if test x"${ac_cv_c_tclh}" = x ; then
 152   TCLHDIR="# no Tcl private headers found"
 153   AC_MSG_ERROR([Can't find Tcl private headers])
 154 fi
 155 if test x"${ac_cv_c_tclh}" != x ; then
 156   no_tcl=""
 157   if test x"${ac_cv_c_tclh}" = x"installed" ; then
 158     AC_MSG_RESULT([is installed])
 159     TCLHDIR=""
 160   else
 161     AC_MSG_RESULT([found in ${ac_cv_c_tclh}])
 162     # this hack is cause the TCLHDIR won't print if there is a "-I" in it.
 163     TCLHDIR="-I${ac_cv_c_tclh}"
 164   fi
 165 fi
 166
 167 AC_SUBST(TCLHDIR)
 168 ])
 169
 170
 171 AC_DEFUN(CY_AC_PATH_TCLCONFIG, [
 172 #
 173 # Ok, lets find the tcl configuration
 174 # First, look for one uninstalled.
 175 # the alternative search directory is invoked by --with-tclconfig
 176 #
 177
 178 if test x"${no_tcl}" = x ; then
 179   # we reset no_tcl in case something fails here
 180   no_tcl=true
 181   AC_ARG_WITH(tclconfig, [  --with-tclconfig=DIR    Directory containing tcl configuration (tclConfig.sh)],
 182          with_tclconfig=${withval})
 183   AC_MSG_CHECKING([for Tcl configuration])
 184   AC_CACHE_VAL(ac_cv_c_tclconfig,[
 185
 186   # First check to see if --with-tclconfig was specified.
 187   if test x"${with_tclconfig}" != x ; then
 188     if test -f "${with_tclconfig}/tclConfig.sh" ; then
 189       ac_cv_c_tclconfig=`(cd ${with_tclconfig}; pwd)`
 190     else
 191       AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh])
 192     fi
 193   fi
 194
 195   # then check for a private Tcl installation
 196   if test x"${ac_cv_c_tclconfig}" = x ; then
 197     for i in \
 198                 ../tcl \
 199                 `ls -dr ../tcl[[7-9]]* 2>/dev/null` \
 200                 ../../tcl \
 201                 `ls -dr ../../tcl[[7-9]]* 2>/dev/null` \
 202                 ../../../tcl \
 203                 `ls -dr ../../../tcl[[7-9]]* 2>/dev/null` ; do
 204       if test -f "$i/${configdir}/tclConfig.sh" ; then
 205         ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
 206         break
 207       fi
 208     done
 209   fi
 210   # check in a few common install locations
 211   if test x"${ac_cv_c_tclconfig}" = x ; then
 212     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 213       if test -f "$i/tclConfig.sh" ; then
 214         ac_cv_c_tclconfig=`(cd $i; pwd)`
 215         break
 216       fi
 217     done
 218   fi
 219   # check in a few other private locations
 220   if test x"${ac_cv_c_tclconfig}" = x ; then
 221     for i in \
 222                 ${srcdir}/../tcl \
 223                 `ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` ; do
 224       if test -f "$i/${configdir}/tclConfig.sh" ; then
 225         ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
 226         break
 227       fi
 228     done
 229   fi
 230   ])
 231   if test x"${ac_cv_c_tclconfig}" = x ; then
 232     TCLCONFIG="# no Tcl configs found"
 233     AC_MSG_WARN(Can't find Tcl configuration definitions)
 234   else
 235     no_tcl=
 236     TCLCONFIG=${ac_cv_c_tclconfig}/tclConfig.sh
 237     AC_MSG_RESULT(found $TCLCONFIG)
 238   fi
 239 fi
 240 ])
 241
 242 # Defined as a separate macro so we don't have to cache the values
 243 # from PATH_TCLCONFIG (because this can also be cached).
 244 AC_DEFUN(CY_AC_LOAD_TCLCONFIG, [
 245     . $TCLCONFIG
 246
 247     AC_SUBST(TCL_VERSION)
 248     AC_SUBST(TCL_MAJOR_VERSION)
 249     AC_SUBST(TCL_MINOR_VERSION)
 250     AC_SUBST(TCL_CC)
 251     AC_SUBST(TCL_DEFS)
 252
 253 dnl not used, don't export to save symbols
 254 dnl    AC_SUBST(TCL_LIB_FILE)
 255
 256 dnl don't export, not used outside of configure
 257 dnl     AC_SUBST(TCL_LIBS)
 258 dnl not used, don't export to save symbols
 259 dnl    AC_SUBST(TCL_PREFIX)
 260
 261 dnl not used, don't export to save symbols
 262 dnl    AC_SUBST(TCL_EXEC_PREFIX)
 263
 264     AC_SUBST(TCL_SHLIB_CFLAGS)
 265     AC_SUBST(TCL_SHLIB_LD)
 266 dnl don't export, not used outside of configure
 267     AC_SUBST(TCL_SHLIB_LD_LIBS)
 268     AC_SUBST(TCL_SHLIB_SUFFIX)
 269 dnl not used, don't export to save symbols
 270     AC_SUBST(TCL_DL_LIBS)
 271     AC_SUBST(TCL_LD_FLAGS)
 272 dnl don't export, not used outside of configure
 273     AC_SUBST(TCL_LD_SEARCH_FLAGS)
 274     AC_SUBST(TCL_COMPAT_OBJS)
 275     AC_SUBST(TCL_RANLIB)
 276     AC_SUBST(TCL_BUILD_LIB_SPEC)
 277     AC_SUBST(TCL_LIB_SPEC)
 278     AC_SUBST(TCL_LIB_VERSIONS_OK)
 279
 280 dnl not used, don't export to save symbols
 281 dnl    AC_SUBST(TCL_SHARED_LIB_SUFFIX)
 282
 283 dnl not used, don't export to save symbols
 284 dnl    AC_SUBST(TCL_UNSHARED_LIB_SUFFIX)
 285 ])
 286
 287 # Warning: Tk definitions are very similar to Tcl definitions but
 288 # are not precisely the same.  There are a couple of differences,
 289 # so don't do changes to Tcl thinking you can cut and paste it do
 290 # the Tk differences and later simply substitute "Tk" for "Tcl".
 291 # Known differences:
 292 #  - Acceptable Tcl major version #s is 7-9 while Tk is 4-9
 293 #  - Searching for Tcl includes looking for tclInt.h, Tk looks for tk.h
 294 #  - Computing major/minor versions is different because Tk depends on
 295 #    headers to Tcl, Tk, and X.
 296 #  - Symbols in tkConfig.sh are different than tclConfig.sh
 297 #  - Acceptable for Tk to be missing but not Tcl.
 298
 299 AC_DEFUN(CY_AC_PATH_TKH, [
 300 #
 301 # Ok, lets find the tk source trees so we can use the headers
 302 # If the directory (presumably symlink) named "tk" exists, use that one
 303 # in preference to any others.  Same logic is used when choosing library
 304 # and again with Tcl. The search order is the best place to look first, then in
 305 # decreasing significance. The loop breaks if the trigger file is found.
 306 # Note the gross little conversion here of srcdir by cd'ing to the found
 307 # directory. This converts the path from a relative to an absolute, so
 308 # recursive cache variables for the path will work right. We check all
 309 # the possible paths in one loop rather than many seperate loops to speed
 310 # things up.
 311 # the alternative search directory is involked by --with-tkinclude
 312 #
 313 no_tk=true
 314 AC_MSG_CHECKING(for Tk private headers)
 315 AC_ARG_WITH(tkinclude, [  --with-tkinclude=DIR    Directory where tk private headers are], with_tkinclude=${withval})
 316 AC_CACHE_VAL(ac_cv_c_tkh,[
 317 # first check to see if --with-tkinclude was specified
 318 if test x"${with_tkinclude}" != x ; then
 319   if test -f ${with_tkinclude}/tk.h ; then
 320     ac_cv_c_tkh=`(cd ${with_tkinclude}; pwd)`
 321   elif test -f ${with_tkinclude}/generic/tk.h ; then
 322     ac_cv_c_tkh=`(cd ${with_tkinclude}/generic; pwd)`
 323   else
 324     AC_MSG_ERROR([${with_tkinclude} directory doesn't contain private headers])
 325   fi
 326 fi
 327
 328 # next check if it came with Tk configuration file
 329 if test x"${ac_cv_c_tkconfig}" = x ; then
 330   if test -f $ac_cv_c_tkconfig/../generic/tk.h ; then
 331     ac_cv_c_tkh=`(cd $ac_cv_c_tkconfig/..; pwd)`
 332   fi
 333 fi
 334
 335 # next check in private source directory
 336 #
 337 # since ls returns lowest version numbers first, reverse its output
 338 if test x"${ac_cv_c_tkh}" = x ; then
 339   for i in \
 340                 ${srcdir}/../tk \
 341                 `ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` \
 342                 ${srcdir}/../../tk \
 343                 `ls -dr ${srcdir}/../../tk[[4-9]]* 2>/dev/null` \
 344                 ${srcdir}/../../../tk \
 345                 `ls -dr ${srcdir}/../../../tk[[4-9]]* 2>/dev/null ` ; do
 346     if test -f $i/generic/tk.h ; then
 347       ac_cv_c_tkh=`(cd $i/generic; pwd)`
 348       break
 349     fi
 350   done
 351 fi
 352 # finally check in a few common install locations
 353 #
 354 # since ls returns lowest version numbers first, reverse its output
 355 if test x"${ac_cv_c_tkh}" = x ; then
 356   for i in \
 357                 `ls -dr /usr/local/src/tk[[4-9]]* 2>/dev/null` \
 358                 `ls -dr /usr/local/lib/tk[[4-9]]* 2>/dev/null` \
 359                 /usr/local/src/tk \
 360                 /usr/local/lib/tk \
 361                 ${prefix}/include ; do
 362     if test -f $i/generic/tk.h ; then
 363       ac_cv_c_tkh=`(cd $i/generic; pwd)`
 364       break
 365     fi
 366   done
 367 fi
 368 # see if one is installed
 369 if test x"${ac_cv_c_tkh}" = x ; then
 370    AC_HEADER_CHECK(tk.h, ac_cv_c_tkh=installed, ac_cv_c_tkh="")
 371 fi
 372 ])
 373 if test x"${ac_cv_c_tkh}" != x ; then
 374   no_tk=""
 375   if test x"${ac_cv_c_tkh}" = x"installed" ; then
 376     AC_MSG_RESULT([is installed])
 377     TKHDIR=""
 378   else
 379     AC_MSG_RESULT([found in ${ac_cv_c_tkh}])
 380     # this hack is cause the TKHDIR won't print if there is a "-I" in it.
 381     TKHDIR="-I${ac_cv_c_tkh}"
 382   fi
 383 else
 384   TKHDIR="# no Tk directory found"
 385   AC_MSG_WARN([Can't find Tk private headers])
 386   no_tk=true
 387 fi
 388
 389 AC_SUBST(TKHDIR)
 390 ])
 391
 392
 393 AC_DEFUN(CY_AC_PATH_TKCONFIG, [
 394 #
 395 # Ok, lets find the tk configuration
 396 # First, look for one uninstalled.
 397 # the alternative search directory is invoked by --with-tkconfig
 398 #
 399
 400 if test x"${no_tk}" = x ; then
 401   # we reset no_tk in case something fails here
 402   no_tk=true
 403   AC_ARG_WITH(tkconfig, [  --with-tkconfig=DIR     Directory containing tk configuration (tkConfig.sh)],
 404          with_tkconfig=${withval})
 405   AC_MSG_CHECKING([for Tk configuration])
 406   AC_CACHE_VAL(ac_cv_c_tkconfig,[
 407
 408   # First check to see if --with-tkconfig was specified.
 409   if test x"${with_tkconfig}" != x ; then
 410     if test -f "${with_tkconfig}/tkConfig.sh" ; then
 411       ac_cv_c_tkconfig=`(cd ${with_tkconfig}; pwd)`
 412     else
 413       AC_MSG_ERROR([${with_tkconfig} directory doesn't contain tkConfig.sh])
 414     fi
 415   fi
 416
 417   # then check for a private Tk library
 418   if test x"${ac_cv_c_tkconfig}" = x ; then
 419     for i in \
 420                 ../tk \
 421                 `ls -dr ../tk[[4-9]]* 2>/dev/null` \
 422                 ../../tk \
 423                 `ls -dr ../../tk[[4-9]]* 2>/dev/null` \
 424                 ../../../tk \
 425                 `ls -dr ../../../tk[[4-9]]* 2>/dev/null` ; do
 426       if test -f "$i/${configdir}/tkConfig.sh" ; then
 427         ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
 428         break
 429       fi
 430     done
 431   fi
 432   # check in a few common install locations
 433   if test x"${ac_cv_c_tkconfig}" = x ; then
 434     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 435       if test -f "$i/tkConfig.sh" ; then
 436         ac_cv_c_tkconfig=`(cd $i; pwd)`
 437         break
 438       fi
 439     done
 440   fi
 441   # check in a few other private locations
 442   if test x"${ac_cv_c_tkconfig}" = x ; then
 443     for i in \
 444                 ${srcdir}/../tk \
 445                 `ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` ; do
 446       if test -f "$i/${configdir}/tkConfig.sh" ; then
 447         ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
 448         break
 449       fi
 450     done
 451   fi
 452   ])
 453   if test x"${ac_cv_c_tkconfig}" = x ; then
 454     TKCONFIG="# no Tk configs found"
 455     AC_MSG_WARN(Can't find Tk configuration definitions)
 456   else
 457     no_tk=
 458     TKCONFIG=${ac_cv_c_tkconfig}/tkConfig.sh
 459     AC_MSG_RESULT(found $TKCONFIG)
 460   fi
 461 fi
 462
 463 ])
 464
 465 # Defined as a separate macro so we don't have to cache the values
 466 # from PATH_TKCONFIG (because this can also be cached).
 467 AC_DEFUN(CY_AC_LOAD_TKCONFIG, [
 468     if test -f "$TKCONFIG" ; then
 469       . $TKCONFIG
 470     fi
 471
 472     AC_SUBST(TK_VERSION)
 473 dnl not actually used, don't export to save symbols
 474 dnl    AC_SUBST(TK_MAJOR_VERSION)
 475 dnl    AC_SUBST(TK_MINOR_VERSION)
 476     AC_SUBST(TK_DEFS)
 477
 478 dnl not used, don't export to save symbols
 479     dnl AC_SUBST(TK_LIB_FILE)
 480
 481 dnl not used outside of configure
 482 dnl    AC_SUBST(TK_LIBS)
 483 dnl not used, don't export to save symbols
 484 dnl    AC_SUBST(TK_PREFIX)
 485
 486 dnl not used, don't export to save symbols
 487 dnl    AC_SUBST(TK_EXEC_PREFIX)
 488
 489     AC_SUBST(TK_BUILD_INCLUDES)
 490     AC_SUBST(TK_XINCLUDES)
 491     AC_SUBST(TK_XLIBSW)
 492     AC_SUBST(TK_BUILD_LIB_SPEC)
 493     AC_SUBST(TK_LIB_SPEC)
 494 ])
 495
 496 # check for Itcl headers.
 497
 498 AC_DEFUN(CY_AC_PATH_ITCLCONFIG, [
 499 #
 500 # Ok, lets find the itcl configuration
 501 # First, look for one uninstalled.
 502 # the alternative search directory is invoked by --with-itclconfig
 503 #
 504
 505 if test x"${no_itcl}" = x ; then
 506   # we reset no_itcl in case something fails here
 507   no_itcl=true
 508   AC_ARG_WITH(itclconfig, [  --with-itclconfig       Directory containing itcl configuration (itclConfig.sh)],
 509          with_itclconfig=${withval})
 510   AC_MSG_CHECKING([for Itcl configuration])
 511   AC_CACHE_VAL(ac_cv_c_itclconfig,[
 512
 513   # First check to see if --with-itclconfig was specified.
 514   if test x"${with_itclconfig}" != x ; then
 515     if test -f "${with_itclconfig}/itclConfig.sh" ; then
 516       ac_cv_c_itclconfig=`(cd ${with_itclconfig}; pwd)`
 517     else
 518       AC_MSG_ERROR([${with_itclconfig} directory doesn't contain itclConfig.sh])
 519     fi
 520   fi
 521
 522   # then check for a private Itcl library
 523   if test x"${ac_cv_c_itclconfig}" = x ; then
 524     for i in \
 525                 ../itcl/itcl \
 526                 `ls -dr ../itcl[[4-9]]*/itcl 2>/dev/null` \
 527                 ../../itcl \
 528                 `ls -dr ../../itcl[[4-9]]*/itcl 2>/dev/null` \
 529                 ../../../itcl \
 530                 `ls -dr ../../../itcl[[4-9]]*/itcl 2>/dev/null` ; do
 531       if test -f "$i/itclConfig.sh" ; then
 532         ac_cv_c_itclconfig=`(cd $i; pwd)`
 533         break
 534       fi
 535     done
 536   fi
 537   # check in a few common install locations
 538   if test x"${ac_cv_c_itclconfig}" = x ; then
 539     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 540       if test -f "$i/itclConfig.sh" ; then
 541         ac_cv_c_itclconfig=`(cd $i; pwd)`
 542         break
 543       fi
 544     done
 545   fi
 546   # check in a few other private locations
 547   if test x"${ac_cv_c_itclconfig}" = x ; then
 548     for i in \
 549                 ${srcdir}/../itcl/itcl \
 550                 `ls -dr ${srcdir}/../itcl[[4-9]]*/itcl 2>/dev/null` ; do
 551       if test -f "$i/itclConfig.sh" ; then
 552         ac_cv_c_itclconfig=`(cd $i; pwd)`
 553         break
 554       fi
 555     done
 556   fi
 557   ])
 558   if test x"${ac_cv_c_itclconfig}" = x ; then
 559     ITCLCONFIG="# no Itcl configs found"
 560     AC_MSG_WARN(Can't find Itcl configuration definitions)
 561   else
 562     no_itcl=
 563     ITCLCONFIG=${ac_cv_c_itclconfig}/itclConfig.sh
 564     AC_MSG_RESULT(found $ITCLCONFIG)
 565   fi
 566 fi
 567 ])
 568
 569 # Defined as a separate macro so we don't have to cache the values
 570 # from PATH_ITCLCONFIG (because this can also be cached).
 571 AC_DEFUN(CY_AC_LOAD_ITCLCONFIG, [
 572     if test -f "$ITCLCONFIG" ; then
 573       . $ITCLCONFIG
 574     fi
 575
 576     AC_SUBST(ITCL_VERSION)
 577 dnl not actually used, don't export to save symbols
 578 dnl    AC_SUBST(ITCL_MAJOR_VERSION)
 579 dnl    AC_SUBST(ITCL_MINOR_VERSION)
 580     AC_SUBST(ITCL_DEFS)
 581
 582 dnl not used, don't export to save symbols
 583     dnl AC_SUBST(ITCL_LIB_FILE)
 584
 585 dnl not used outside of configure
 586 dnl    AC_SUBST(ITCL_LIBS)
 587 dnl not used, don't export to save symbols
 588 dnl    AC_SUBST(ITCL_PREFIX)
 589
 590 dnl not used, don't export to save symbols
 591 dnl    AC_SUBST(ITCL_EXEC_PREFIX)
 592
 593     AC_SUBST(ITCL_BUILD_INCLUDES)
 594     AC_SUBST(ITCL_BUILD_LIB_SPEC)
 595     AC_SUBST(ITCL_LIB_SPEC)
 596 ])
 597
 598 # check for Itcl headers.
 599
 600 AC_DEFUN(CY_AC_PATH_ITCLH, [
 601 AC_MSG_CHECKING(for Itcl private headers. srcdir=${srcdir})
 602 if test x"${ac_cv_c_itclh}" = x ; then
 603   for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itcl; do
 604     if test -f $i/generic/itcl.h ; then
 605       ac_cv_c_itclh=`(cd $i/generic; pwd)`
 606       break
 607     fi
 608   done
 609 fi
 610 if test x"${ac_cv_c_itclh}" = x ; then
 611   ITCLHDIR="# no Itcl private headers found"
 612   AC_MSG_ERROR([Can't find Itcl private headers])
 613 fi
 614 if test x"${ac_cv_c_itclh}" != x ; then
 615      ITCLHDIR="-I${ac_cv_c_itclh}"
 616 fi
 617 # should always be here
 618 #     ITCLLIB="../itcl/itcl/unix/libitcl.a"
 619 AC_SUBST(ITCLHDIR)
 620 #AC_SUBST(ITCLLIB)
 621 ])
 622
 623
 624 AC_DEFUN(CY_AC_PATH_ITKCONFIG, [
 625 #
 626 # Ok, lets find the itk configuration
 627 # First, look for one uninstalled.
 628 # the alternative search directory is invoked by --with-itkconfig
 629 #
 630
 631 if test x"${no_itk}" = x ; then
 632   # we reset no_itk in case something fails here
 633   no_itk=true
 634   AC_ARG_WITH(itkconfig, [  --with-itkconfig        Directory containing itk configuration (itkConfig.sh)],
 635          with_itkconfig=${withval})
 636   AC_MSG_CHECKING([for Itk configuration])
 637   AC_CACHE_VAL(ac_cv_c_itkconfig,[
 638
 639   # First check to see if --with-itkconfig was specified.
 640   if test x"${with_itkconfig}" != x ; then
 641     if test -f "${with_itkconfig}/itkConfig.sh" ; then
 642       ac_cv_c_itkconfig=`(cd ${with_itkconfig}; pwd)`
 643     else
 644       AC_MSG_ERROR([${with_itkconfig} directory doesn't contain itkConfig.sh])
 645     fi
 646   fi
 647
 648   # then check for a private Itk library
 649   if test x"${ac_cv_c_itkconfig}" = x ; then
 650     for i in \
 651                 ../itcl/itk \
 652                 `ls -dr ../itcl[[4-9]]*/itk 2>/dev/null` \
 653                 ../../itk \
 654                 `ls -dr ../../itcl[[4-9]]*/itk 2>/dev/null` \
 655                 ../../../itk \
 656                 `ls -dr ../../../itcl[[4-9]]*/itk 2>/dev/null` ; do
 657       if test -f "$i/itkConfig.sh" ; then
 658         ac_cv_c_itkconfig=`(cd $i; pwd)`
 659         break
 660       fi
 661     done
 662   fi
 663   # check in a few common install locations
 664   if test x"${ac_cv_c_itkconfig}" = x ; then
 665     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 666       if test -f "$i/itkConfig.sh" ; then
 667         ac_cv_c_itkconfig=`(cd $i; pwd)`
 668         break
 669       fi
 670     done
 671   fi
 672   # check in a few other private locations
 673   if test x"${ac_cv_c_itkconfig}" = x ; then
 674     for i in \
 675                 ${srcdir}/../itcl/itk \
 676                 `ls -dr ${srcdir}/../itcl[[4-9]]*/itk 2>/dev/null` ; do
 677       if test -f "$i/itkConfig.sh" ; then
 678         ac_cv_c_itkconfig=`(cd $i; pwd)`
 679         break
 680       fi
 681     done
 682   fi
 683   ])
 684   if test x"${ac_cv_c_itkconfig}" = x ; then
 685     ITKCONFIG="# no Itk configs found"
 686     AC_MSG_WARN(Can't find Itk configuration definitions)
 687   else
 688     no_itk=
 689     ITKCONFIG=${ac_cv_c_itkconfig}/itkConfig.sh
 690     AC_MSG_RESULT(found $ITKCONFIG)
 691   fi
 692 fi
 693
 694 ])
 695
 696 # Defined as a separate macro so we don't have to cache the values
 697 # from PATH_ITKCONFIG (because this can also be cached).
 698 AC_DEFUN(CY_AC_LOAD_ITKCONFIG, [
 699     if test -f "$ITKCONFIG" ; then
 700       . $ITKCONFIG
 701     fi
 702
 703     AC_SUBST(ITK_VERSION)
 704 dnl not actually used, don't export to save symbols
 705 dnl    AC_SUBST(ITK_MAJOR_VERSION)
 706 dnl    AC_SUBST(ITK_MINOR_VERSION)
 707     AC_SUBST(ITK_DEFS)
 708
 709 dnl not used, don't export to save symbols
 710     dnl AC_SUBST(ITK_LIB_FILE)
 711
 712 dnl not used outside of configure
 713 dnl    AC_SUBST(ITK_LIBS)
 714 dnl not used, don't export to save symbols
 715 dnl    AC_SUBST(ITK_PREFIX)
 716
 717 dnl not used, don't export to save symbols
 718 dnl    AC_SUBST(ITK_EXEC_PREFIX)
 719
 720     AC_SUBST(ITK_BUILD_INCLUDES)
 721     AC_SUBST(ITK_BUILD_LIB_SPEC)
 722     AC_SUBST(ITK_LIB_SPEC)
 723 ])
 724
 725 AC_DEFUN(CY_AC_PATH_ITKH, [
 726 AC_MSG_CHECKING(for Itk private headers. srcdir=${srcdir})
 727 if test x"${ac_cv_c_itkh}" = x ; then
 728   for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itk; do
 729     if test -f $i/generic/itk.h ; then
 730       ac_cv_c_itkh=`(cd $i/generic; pwd)`
 731       break
 732     fi
 733   done
 734 fi
 735 if test x"${ac_cv_c_itkh}" = x ; then
 736   ITKHDIR="# no Itk private headers found"
 737   AC_MSG_ERROR([Can't find Itk private headers])
 738 fi
 739 if test x"${ac_cv_c_itkh}" != x ; then
 740      ITKHDIR="-I${ac_cv_c_itkh}"
 741 fi
 742 # should always be here
 743 #     ITKLIB="../itcl/itk/unix/libitk.a"
 744 AC_SUBST(ITKHDIR)
 745 #AC_SUBST(ITKLIB)
 746 ])
 747
 748 # check for Tix headers.
 749
 750 AC_DEFUN(CY_AC_PATH_TIXH, [
 751 AC_MSG_CHECKING(for Tix private headers. srcdir=${srcdir})
 752 if test x"${ac_cv_c_tixh}" = x ; then
 753   for i in ${srcdir}/../tix ${srcdir}/../../tix ${srcdir}/../../../tix ; do
 754     if test -f $i/generic/tix.h ; then
 755       ac_cv_c_tixh=`(cd $i/generic; pwd)`
 756       break
 757     fi
 758   done
 759 fi
 760 if test x"${ac_cv_c_tixh}" = x ; then
 761   TIXHDIR="# no Tix private headers found"
 762   AC_MSG_ERROR([Can't find Tix private headers])
 763 fi
 764 if test x"${ac_cv_c_tixh}" != x ; then
 765      TIXHDIR="-I${ac_cv_c_tixh}"
 766 fi
 767 AC_SUBST(TIXHDIR)
 768 ])
 769
 770 AC_DEFUN(CY_AC_PATH_TIXCONFIG, [
 771 #
 772 # Ok, lets find the tix configuration
 773 # First, look for one uninstalled.
 774 # the alternative search directory is invoked by --with-itkconfig
 775 #
 776
 777 if test x"${no_tix}" = x ; then
 778   # we reset no_tix in case something fails here
 779   no_tix=true
 780   AC_ARG_WITH(tixconfig, [  --with-tixconfig        Directory containing tix configuration (tixConfig.sh)],
 781          with_tixconfig=${withval})
 782   AC_MSG_CHECKING([for Tix configuration])
 783   AC_CACHE_VAL(ac_cv_c_tixconfig,[
 784
 785   # First check to see if --with-tixconfig was specified.
 786   if test x"${with_tixconfig}" != x ; then
 787     if test -f "${with_tixconfig}/tixConfig.sh" ; then
 788       ac_cv_c_tixconfig=`(cd ${with_tixconfig}; pwd)`
 789     else
 790       AC_MSG_ERROR([${with_tixconfig} directory doesn't contain tixConfig.sh])
 791     fi
 792   fi
 793
 794   # then check for a private Tix library
 795   if test x"${ac_cv_c_tixconfig}" = x ; then
 796     for i in \
 797                 ../tix \
 798                 `ls -dr ../tix 2>/dev/null` \
 799                 ../../tix \
 800                 `ls -dr ../../tix 2>/dev/null` \
 801                 ../../../tix \
 802                 `ls -dr ../../../tix 2>/dev/null` ; do
 803       echo "**** Looking at $i - with ${configdir}"
 804       if test -f "$i/tixConfig.sh" ; then
 805         ac_cv_c_tixconfig=`(cd $i; pwd)`
 806         break
 807       fi
 808     done
 809   fi
 810   # check in a few common install locations
 811   if test x"${ac_cv_c_tixconfig}" = x ; then
 812     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 813       echo "**** Looking at $i"
 814       if test -f "$i/tixConfig.sh" ; then
 815         ac_cv_c_tixconfig=`(cd $i; pwd)`
 816         break
 817       fi
 818     done
 819   fi
 820   # check in a few other private locations
 821   echo "**** Other private locations"
 822   if test x"${ac_cv_c_tixconfig}" = x ; then
 823     for i in \
 824                 ${srcdir}/../tix \
 825                 `ls -dr ${srcdir}/../tix 2>/dev/null` ; do
 826       echo "**** Looking at $i - with ${configdir}"
 827       if test -f "$i/${configdir}/tixConfig.sh" ; then
 828         ac_cv_c_tixconfig=`(cd $i/${configdir}; pwd)`
 829         break
 830       fi
 831     done
 832   fi
 833   ])
 834   if test x"${ac_cv_c_tixconfig}" = x ; then
 835     TIXCONFIG="# no Tix configs found"
 836     AC_MSG_WARN(Can't find Tix configuration definitions)
 837   else
 838     no_tix=
 839     TIXCONFIG=${ac_cv_c_tixconfig}/tixConfig.sh
 840     AC_MSG_RESULT(found $TIXCONFIG)
 841   fi
 842 fi
 843
 844 ])
 845
 846 # Defined as a separate macro so we don't have to cache the values
 847 # from PATH_TIXCONFIG (because this can also be cached).
 848 AC_DEFUN(CY_AC_LOAD_TIXCONFIG, [
 849     if test -f "$TIXCONFIG" ; then
 850       . $TIXCONFIG
 851     fi
 852
 853     AC_SUBST(TIX_VERSION)
 854 dnl not actually used, don't export to save symbols
 855 dnl    AC_SUBST(TIX_MAJOR_VERSION)
 856 dnl    AC_SUBST(TIX_MINOR_VERSION)
 857 dnl    AC_SUBST(TIX_DEFS)
 858
 859 dnl not used, don't export to save symbols
 860 dnl    dnl AC_SUBST(TIX_LIB_FILE)
 861
 862 dnl not used outside of configure
 863 dnl    AC_SUBST(TIX_LIBS)
 864 dnl not used, don't export to save symbols
 865 dnl    AC_SUBST(TIX_PREFIX)
 866
 867 dnl not used, don't export to save symbols
 868 dnl    AC_SUBST(TIX_EXEC_PREFIX)
 869
 870 dnl    AC_SUBST(TIX_BUILD_INCLUDES)
 871     AC_SUBST(TIX_BUILD_LIB_SPEC)
 872 dnl    AC_SUBST(TIX_LIB_SPEC)
 873 ])
 874
 875 dnl sinclude(../gettext.m4) already included by bfd/acinclude.m4
 876 dnl The lines below arrange for aclocal not to bring gettext.m4's
 877 dnl CY_GNU_GETTEXT into aclocal.m4.
 878 ifelse(yes,no,[
 879 AC_DEFUN([CY_GNU_GETTEXT],)
 880 ])
 881
 882 dnl From Bruno Haible.
 883
 884 AC_DEFUN([AM_ICONV],
 885 [
 886   dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
 887   dnl those with the standalone portable GNU libiconv installed).
 888
 889   AC_ARG_WITH([libiconv-prefix],
 890 [  --with-libiconv-prefix=DIR  search for libiconv in DIR/include and DIR/lib], [
 891     for dir in `echo "$withval" | tr : ' '`; do
 892       if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi
 893       if test -d $dir/lib; then LDFLAGS="$LDFLAGS -L$dir/lib"; fi
 894     done
 895    ])
 896
 897   AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
 898     am_cv_func_iconv="no, consider installing GNU libiconv"
 899     am_cv_lib_iconv=no
 900     AC_TRY_LINK([#include <stdlib.h>
 901 #include <iconv.h>],
 902       [iconv_t cd = iconv_open("","");
 903        iconv(cd,NULL,NULL,NULL,NULL);
 904        iconv_close(cd);],
 905       am_cv_func_iconv=yes)
 906     if test "$am_cv_func_iconv" != yes; then
 907       am_save_LIBS="$LIBS"
 908       LIBS="$LIBS -liconv"
 909       AC_TRY_LINK([#include <stdlib.h>
 910 #include <iconv.h>],
 911         [iconv_t cd = iconv_open("","");
 912          iconv(cd,NULL,NULL,NULL,NULL);
 913          iconv_close(cd);],
 914         am_cv_lib_iconv=yes
 915         am_cv_func_iconv=yes)
 916       LIBS="$am_save_LIBS"
 917     fi
 918   ])
 919   if test "$am_cv_func_iconv" = yes; then
 920     AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
 921     AC_MSG_CHECKING([for iconv declaration])
 922     AC_CACHE_VAL(am_cv_proto_iconv, [
 923       AC_TRY_COMPILE([
 924 #include <stdlib.h>
 925 #include <iconv.h>
 926 extern
 927 #ifdef __cplusplus
 928 "C"
 929 #endif
 930 #if defined(__STDC__) || defined(__cplusplus)
 931 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
 932 #else
 933 size_t iconv();
 934 #endif
 935 ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
 936       am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
 937     am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
 938     AC_MSG_RESULT([$]{ac_t:-
 939          }[$]am_cv_proto_iconv)
 940     AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
 941       [Define as const if the declaration of iconv() needs const.])
 942   fi
 943   LIBICONV=
 944   if test "$am_cv_lib_iconv" = yes; then
 945     LIBICONV="-liconv"
 946   fi
 947   AC_SUBST(LIBICONV)
 948 ])
 949
 950
 951 # Copyright 1996, 1997, 1999, 2000, 2001 Free Software Foundation, Inc.
 952
 953 # This program is free software; you can redistribute it and/or modify
 954 # it under the terms of the GNU General Public License as published by
 955 # the Free Software Foundation; either version 2, or (at your option)
 956 # any later version.
 957
 958 # This program is distributed in the hope that it will be useful,
 959 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 960 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 961 # GNU General Public License for more details.
 962
 963 # You should have received a copy of the GNU General Public License
 964 # along with this program; if not, write to the Free Software
 965 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 966 # 02111-1307, USA.
 967
 968 # serial 1
 969
 970 # @defmac AC_PROG_CC_STDC
 971 # @maindex PROG_CC_STDC
 972 # @ovindex CC
 973 # If the C compiler in not in ANSI C mode by default, try to add an option
 974 # to output variable @code{CC} to make it so.  This macro tries various
 975 # options that select ANSI C on some system or another.  It considers the
 976 # compiler to be in ANSI C mode if it handles function prototypes correctly.
 977 #
 978 # If you use this macro, you should check after calling it whether the C
 979 # compiler has been set to accept ANSI C; if not, the shell variable
 980 # @code{am_cv_prog_cc_stdc} is set to @samp{no}.  If you wrote your source
 981 # code in ANSI C, you can make an un-ANSIfied copy of it by using the
 982 # program @code{ansi2knr}, which comes with Ghostscript.
 983 # @end defmac
 984
 985 AC_DEFUN([AM_PROG_CC_STDC],
 986 [AC_REQUIRE([AC_PROG_CC])
 987 AC_BEFORE([$0], [AC_C_INLINE])
 988 AC_BEFORE([$0], [AC_C_CONST])
 989 dnl Force this before AC_PROG_CPP.  Some cpp's, eg on HPUX, require
 990 dnl a magic option to avoid problems with ANSI preprocessor commands
 991 dnl like #elif.
 992 dnl FIXME: can't do this because then AC_AIX won't work due to a
 993 dnl circular dependency.
 994 dnl AC_BEFORE([$0], [AC_PROG_CPP])
 995 AC_MSG_CHECKING([for ${CC-cc} option to accept ANSI C])
 996 AC_CACHE_VAL(am_cv_prog_cc_stdc,
 997 [am_cv_prog_cc_stdc=no
 998 ac_save_CC="$CC"
 999 # Don't try gcc -ansi; that turns off useful extensions and
1000 # breaks some systems' header files.
1001 # AIX                   -qlanglvl=ansi
1002 # Ultrix and OSF/1      -std1
1003 # HP-UX 10.20 and later -Ae
1004 # HP-UX older versions  -Aa -D_HPUX_SOURCE
1005 # SVR4                  -Xc -D__EXTENSIONS__
1006 for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
1007 do
1008   CC="$ac_save_CC $ac_arg"
1009   AC_TRY_COMPILE(
1010 [#include <stdarg.h>
1011 #include <stdio.h>
1012 #include <sys/types.h>
1013 #include <sys/stat.h>
1014 /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
1015 struct buf { int x; };
1016 FILE * (*rcsopen) (struct buf *, struct stat *, int);
1017 static char *e (p, i)
1018      char **p;
1019      int i;
1020 {
1021   return p[i];
1022 }
1023 static char *f (char * (*g) (char **, int), char **p, ...)
1024 {
1025   char *s;
1026   va_list v;
1027   va_start (v,p);
1028   s = g (p, va_arg (v,int));
1029   va_end (v);
1030   return s;
1031 }
1032 int test (int i, double x);
1033 struct s1 {int (*f) (int a);};
1034 struct s2 {int (*f) (double a);};
1035 int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
1036 int argc;
1037 char **argv;
1038 ], [
1039 return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
1040 ],
1041 [am_cv_prog_cc_stdc="$ac_arg"; break])
1042 done
1043 CC="$ac_save_CC"
1044 ])
1045 if test -z "$am_cv_prog_cc_stdc"; then
1046   AC_MSG_RESULT([none needed])
1047 else
1048   AC_MSG_RESULT([$am_cv_prog_cc_stdc])
1049 fi
1050 case "x$am_cv_prog_cc_stdc" in
1051   x|xno) ;;
1052   *) CC="$CC $am_cv_prog_cc_stdc" ;;
1053 esac
1054 ])
1055
1056 # Add --enable-maintainer-mode option to configure.
1057 # From Jim Meyering
1058
1059 # serial 1
1060
1061 AC_DEFUN(AM_MAINTAINER_MODE,
1062 [AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
1063   dnl maintainer-mode is disabled by default
1064   AC_ARG_ENABLE(maintainer-mode,
1065 [  --enable-maintainer-mode enable make rules and dependencies not useful
1066                           (and sometimes confusing) to the casual installer],
1067       USE_MAINTAINER_MODE=$enableval,
1068       USE_MAINTAINER_MODE=no)
1069   AC_MSG_RESULT($USE_MAINTAINER_MODE)
1070   AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
1071   MAINT=$MAINTAINER_MODE_TRUE
1072   AC_SUBST(MAINT)dnl
1073 ]
1074 )
1075
1076 # Define a conditional.
1077
1078 AC_DEFUN(AM_CONDITIONAL,
1079 [AC_SUBST($1_TRUE)
1080 AC_SUBST($1_FALSE)
1081 if $2; then
1082   $1_TRUE=
1083   $1_FALSE='#'
1084 else
1085   $1_TRUE='#'
1086   $1_FALSE=
1087 fi])
1088