gdb/acinclude.m4

   1 dnl written by Rob Savoye <rob@cygnus.com> for Cygnus Support
   2 dnl major rewriting for Tcl 7.5 by Don Libes <libes@nist.gov>
   3
   4 dnl gdb/configure.in uses BFD_NEED_DECLARATION, so get its definition.
   5 sinclude(../bfd/acinclude.m4)
   6
   7 dnl This gets the standard macros, like the TCL, TK, etc ones.
   8 sinclude(../config/acinclude.m4)
   9
  10 dnl CYGNUS LOCAL: This gets the right posix flag for gcc
  11 AC_DEFUN(CY_AC_TCL_LYNX_POSIX,
  12 [AC_REQUIRE([AC_PROG_CC])AC_REQUIRE([AC_PROG_CPP])
  13 AC_MSG_CHECKING([if running LynxOS])
  14 AC_CACHE_VAL(ac_cv_os_lynx,
  15 [AC_EGREP_CPP(yes,
  16 [/*
  17  * The old Lynx "cc" only defines "Lynx", but the newer one uses "__Lynx__"
  18  */
  19 #if defined(__Lynx__) || defined(Lynx)
  20 yes
  21 #endif
  22 ], ac_cv_os_lynx=yes, ac_cv_os_lynx=no)])
  23 #
  24 if test "$ac_cv_os_lynx" = "yes" ; then
  25   AC_MSG_RESULT(yes)
  26   AC_DEFINE(LYNX)
  27   AC_MSG_CHECKING([whether -mposix or -X is available])
  28   AC_CACHE_VAL(ac_cv_c_posix_flag,
  29   [AC_TRY_COMPILE(,[
  30   /*
  31    * This flag varies depending on how old the compiler is.
  32    * -X is for the old "cc" and "gcc" (based on 1.42).
  33    * -mposix is for the new gcc (at least 2.5.8).
  34    */
  35   #if defined(__GNUC__) && __GNUC__ >= 2
  36   choke me
  37   #endif
  38   ], ac_cv_c_posix_flag=" -mposix", ac_cv_c_posix_flag=" -X")])
  39   CC="$CC $ac_cv_c_posix_flag"
  40   AC_MSG_RESULT($ac_cv_c_posix_flag)
  41   else
  42   AC_MSG_RESULT(no)
  43 fi
  44 ])
  45
  46 #
  47 # Sometimes the native compiler is a bogus stub for gcc or /usr/ucb/cc. This
  48 # makes configure think it's cross compiling. If --target wasn't used, then
  49 # we can't configure, so something is wrong. We don't use the cache
  50 # here cause if somebody fixes their compiler install, we want this to work.
  51 AC_DEFUN(CY_AC_C_WORKS,
  52 [# If we cannot compile and link a trivial program, we can't expect anything to work
  53 AC_MSG_CHECKING(whether the compiler ($CC) actually works)
  54 AC_TRY_COMPILE(, [/* don't need anything here */],
  55         c_compiles=yes, c_compiles=no)
  56
  57 AC_TRY_LINK(, [/* don't need anything here */],
  58         c_links=yes, c_links=no)
  59
  60 if test x"${c_compiles}" = x"no" ; then
  61   AC_MSG_ERROR(the native compiler is broken and won't compile.)
  62 fi
  63
  64 if test x"${c_links}" = x"no" ; then
  65   AC_MSG_ERROR(the native compiler is broken and won't link.)
  66 fi
  67 AC_MSG_RESULT(yes)
  68 ])
  69
  70 AC_DEFUN(CY_AC_PATH_TCLH, [
  71 #
  72 # Ok, lets find the tcl source trees so we can use the headers
  73 # Warning: transition of version 9 to 10 will break this algorithm
  74 # because 10 sorts before 9. We also look for just tcl. We have to
  75 # be careful that we don't match stuff like tclX by accident.
  76 # the alternative search directory is involked by --with-tclinclude
  77 #
  78
  79 no_tcl=true
  80 AC_MSG_CHECKING(for Tcl private headers. dir=${configdir})
  81 AC_ARG_WITH(tclinclude, [  --with-tclinclude=DIR   Directory where tcl private headers are], with_tclinclude=${withval})
  82 AC_CACHE_VAL(ac_cv_c_tclh,[
  83 # first check to see if --with-tclinclude was specified
  84 if test x"${with_tclinclude}" != x ; then
  85   if test -f ${with_tclinclude}/tclInt.h ; then
  86     ac_cv_c_tclh=`(cd ${with_tclinclude}; pwd)`
  87   elif test -f ${with_tclinclude}/generic/tclInt.h ; then
  88     ac_cv_c_tclh=`(cd ${with_tclinclude}/generic; pwd)`
  89   else
  90     AC_MSG_ERROR([${with_tclinclude} directory doesn't contain private headers])
  91   fi
  92 fi
  93
  94 # next check if it came with Tcl configuration file
  95 if test x"${ac_cv_c_tclconfig}" = x ; then
  96   if test -f $ac_cv_c_tclconfig/../generic/tclInt.h ; then
  97     ac_cv_c_tclh=`(cd $ac_cv_c_tclconfig/..; pwd)`
  98   fi
  99 fi
 100
 101 # next check in private source directory
 102 #
 103 # since ls returns lowest version numbers first, reverse its output
 104 if test x"${ac_cv_c_tclh}" = x ; then
 105   for i in \
 106                 ${srcdir}/../tcl \
 107                 `ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` \
 108                 ${srcdir}/../../tcl \
 109                 `ls -dr ${srcdir}/../../tcl[[7-9]]* 2>/dev/null` \
 110                 ${srcdir}/../../../tcl \
 111                 `ls -dr ${srcdir}/../../../tcl[[7-9]]* 2>/dev/null ` ; do
 112     if test -f $i/generic/tclInt.h ; then
 113       ac_cv_c_tclh=`(cd $i/generic; pwd)`
 114       break
 115     fi
 116   done
 117 fi
 118 # finally check in a few common install locations
 119 #
 120 # since ls returns lowest version numbers first, reverse its output
 121 if test x"${ac_cv_c_tclh}" = x ; then
 122   for i in \
 123                 `ls -dr /usr/local/src/tcl[[7-9]]* 2>/dev/null` \
 124                 `ls -dr /usr/local/lib/tcl[[7-9]]* 2>/dev/null` \
 125                 /usr/local/src/tcl \
 126                 /usr/local/lib/tcl \
 127                 ${prefix}/include ; do
 128     if test -f $i/generic/tclInt.h ; then
 129       ac_cv_c_tclh=`(cd $i/generic; pwd)`
 130       break
 131     fi
 132   done
 133 fi
 134 # see if one is installed
 135 if test x"${ac_cv_c_tclh}" = x ; then
 136    AC_HEADER_CHECK(tclInt.h, ac_cv_c_tclh=installed, ac_cv_c_tclh="")
 137 fi
 138 ])
 139 if test x"${ac_cv_c_tclh}" = x ; then
 140   TCLHDIR="# no Tcl private headers found"
 141   AC_MSG_ERROR([Can't find Tcl private headers])
 142 fi
 143 if test x"${ac_cv_c_tclh}" != x ; then
 144   no_tcl=""
 145   if test x"${ac_cv_c_tclh}" = x"installed" ; then
 146     AC_MSG_RESULT([is installed])
 147     TCLHDIR=""
 148   else
 149     AC_MSG_RESULT([found in ${ac_cv_c_tclh}])
 150     # this hack is cause the TCLHDIR won't print if there is a "-I" in it.
 151     TCLHDIR="-I${ac_cv_c_tclh}"
 152   fi
 153 fi
 154
 155 AC_SUBST(TCLHDIR)
 156 ])
 157
 158
 159 AC_DEFUN(CY_AC_PATH_TCLCONFIG, [
 160 #
 161 # Ok, lets find the tcl configuration
 162 # First, look for one uninstalled.
 163 # the alternative search directory is invoked by --with-tclconfig
 164 #
 165
 166 if test x"${no_tcl}" = x ; then
 167   # we reset no_tcl in case something fails here
 168   no_tcl=true
 169   AC_ARG_WITH(tclconfig, [  --with-tclconfig=DIR    Directory containing tcl configuration (tclConfig.sh)],
 170          with_tclconfig=${withval})
 171   AC_MSG_CHECKING([for Tcl configuration])
 172   AC_CACHE_VAL(ac_cv_c_tclconfig,[
 173
 174   # First check to see if --with-tclconfig was specified.
 175   if test x"${with_tclconfig}" != x ; then
 176     if test -f "${with_tclconfig}/tclConfig.sh" ; then
 177       ac_cv_c_tclconfig=`(cd ${with_tclconfig}; pwd)`
 178     else
 179       AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh])
 180     fi
 181   fi
 182
 183   # then check for a private Tcl installation
 184   if test x"${ac_cv_c_tclconfig}" = x ; then
 185     for i in \
 186                 ../tcl \
 187                 `ls -dr ../tcl[[7-9]]* 2>/dev/null` \
 188                 ../../tcl \
 189                 `ls -dr ../../tcl[[7-9]]* 2>/dev/null` \
 190                 ../../../tcl \
 191                 `ls -dr ../../../tcl[[7-9]]* 2>/dev/null` ; do
 192       if test -f "$i/${configdir}/tclConfig.sh" ; then
 193         ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
 194         break
 195       fi
 196     done
 197   fi
 198   # check in a few common install locations
 199   if test x"${ac_cv_c_tclconfig}" = x ; then
 200     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 201       if test -f "$i/tclConfig.sh" ; then
 202         ac_cv_c_tclconfig=`(cd $i; pwd)`
 203         break
 204       fi
 205     done
 206   fi
 207   # check in a few other private locations
 208   if test x"${ac_cv_c_tclconfig}" = x ; then
 209     for i in \
 210                 ${srcdir}/../tcl \
 211                 `ls -dr ${srcdir}/../tcl[[7-9]]* 2>/dev/null` ; do
 212       if test -f "$i/${configdir}/tclConfig.sh" ; then
 213         ac_cv_c_tclconfig=`(cd $i/${configdir}; pwd)`
 214         break
 215       fi
 216     done
 217   fi
 218   ])
 219   if test x"${ac_cv_c_tclconfig}" = x ; then
 220     TCLCONFIG="# no Tcl configs found"
 221     AC_MSG_WARN(Can't find Tcl configuration definitions)
 222   else
 223     no_tcl=
 224     TCLCONFIG=${ac_cv_c_tclconfig}/tclConfig.sh
 225     AC_MSG_RESULT(found $TCLCONFIG)
 226   fi
 227 fi
 228 ])
 229
 230 # Defined as a separate macro so we don't have to cache the values
 231 # from PATH_TCLCONFIG (because this can also be cached).
 232 AC_DEFUN(CY_AC_LOAD_TCLCONFIG, [
 233     . $TCLCONFIG
 234
 235     AC_SUBST(TCL_VERSION)
 236     AC_SUBST(TCL_MAJOR_VERSION)
 237     AC_SUBST(TCL_MINOR_VERSION)
 238     AC_SUBST(TCL_CC)
 239     AC_SUBST(TCL_DEFS)
 240
 241 dnl not used, don't export to save symbols
 242 dnl    AC_SUBST(TCL_LIB_FILE)
 243
 244 dnl don't export, not used outside of configure
 245 dnl     AC_SUBST(TCL_LIBS)
 246 dnl not used, don't export to save symbols
 247 dnl    AC_SUBST(TCL_PREFIX)
 248
 249 dnl not used, don't export to save symbols
 250 dnl    AC_SUBST(TCL_EXEC_PREFIX)
 251
 252     AC_SUBST(TCL_SHLIB_CFLAGS)
 253     AC_SUBST(TCL_SHLIB_LD)
 254 dnl don't export, not used outside of configure
 255     AC_SUBST(TCL_SHLIB_LD_LIBS)
 256     AC_SUBST(TCL_SHLIB_SUFFIX)
 257 dnl not used, don't export to save symbols
 258     AC_SUBST(TCL_DL_LIBS)
 259     AC_SUBST(TCL_LD_FLAGS)
 260 dnl don't export, not used outside of configure
 261     AC_SUBST(TCL_LD_SEARCH_FLAGS)
 262     AC_SUBST(TCL_COMPAT_OBJS)
 263     AC_SUBST(TCL_RANLIB)
 264     AC_SUBST(TCL_BUILD_LIB_SPEC)
 265     AC_SUBST(TCL_LIB_SPEC)
 266     AC_SUBST(TCL_LIB_VERSIONS_OK)
 267
 268 dnl not used, don't export to save symbols
 269 dnl    AC_SUBST(TCL_SHARED_LIB_SUFFIX)
 270
 271 dnl not used, don't export to save symbols
 272 dnl    AC_SUBST(TCL_UNSHARED_LIB_SUFFIX)
 273 ])
 274
 275 # Warning: Tk definitions are very similar to Tcl definitions but
 276 # are not precisely the same.  There are a couple of differences,
 277 # so don't do changes to Tcl thinking you can cut and paste it do
 278 # the Tk differences and later simply substitute "Tk" for "Tcl".
 279 # Known differences:
 280 #  - Acceptable Tcl major version #s is 7-9 while Tk is 4-9
 281 #  - Searching for Tcl includes looking for tclInt.h, Tk looks for tk.h
 282 #  - Computing major/minor versions is different because Tk depends on
 283 #    headers to Tcl, Tk, and X.
 284 #  - Symbols in tkConfig.sh are different than tclConfig.sh
 285 #  - Acceptable for Tk to be missing but not Tcl.
 286
 287 AC_DEFUN(CY_AC_PATH_TKH, [
 288 #
 289 # Ok, lets find the tk source trees so we can use the headers
 290 # If the directory (presumably symlink) named "tk" exists, use that one
 291 # in preference to any others.  Same logic is used when choosing library
 292 # and again with Tcl. The search order is the best place to look first, then in
 293 # decreasing significance. The loop breaks if the trigger file is found.
 294 # Note the gross little conversion here of srcdir by cd'ing to the found
 295 # directory. This converts the path from a relative to an absolute, so
 296 # recursive cache variables for the path will work right. We check all
 297 # the possible paths in one loop rather than many seperate loops to speed
 298 # things up.
 299 # the alternative search directory is involked by --with-tkinclude
 300 #
 301 no_tk=true
 302 AC_MSG_CHECKING(for Tk private headers)
 303 AC_ARG_WITH(tkinclude, [  --with-tkinclude=DIR    Directory where tk private headers are], with_tkinclude=${withval})
 304 AC_CACHE_VAL(ac_cv_c_tkh,[
 305 # first check to see if --with-tkinclude was specified
 306 if test x"${with_tkinclude}" != x ; then
 307   if test -f ${with_tkinclude}/tk.h ; then
 308     ac_cv_c_tkh=`(cd ${with_tkinclude}; pwd)`
 309   elif test -f ${with_tkinclude}/generic/tk.h ; then
 310     ac_cv_c_tkh=`(cd ${with_tkinclude}/generic; pwd)`
 311   else
 312     AC_MSG_ERROR([${with_tkinclude} directory doesn't contain private headers])
 313   fi
 314 fi
 315
 316 # next check if it came with Tk configuration file
 317 if test x"${ac_cv_c_tkconfig}" = x ; then
 318   if test -f $ac_cv_c_tkconfig/../generic/tk.h ; then
 319     ac_cv_c_tkh=`(cd $ac_cv_c_tkconfig/..; pwd)`
 320   fi
 321 fi
 322
 323 # next check in private source directory
 324 #
 325 # since ls returns lowest version numbers first, reverse its output
 326 if test x"${ac_cv_c_tkh}" = x ; then
 327   for i in \
 328                 ${srcdir}/../tk \
 329                 `ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` \
 330                 ${srcdir}/../../tk \
 331                 `ls -dr ${srcdir}/../../tk[[4-9]]* 2>/dev/null` \
 332                 ${srcdir}/../../../tk \
 333                 `ls -dr ${srcdir}/../../../tk[[4-9]]* 2>/dev/null ` ; do
 334     if test -f $i/generic/tk.h ; then
 335       ac_cv_c_tkh=`(cd $i/generic; pwd)`
 336       break
 337     fi
 338   done
 339 fi
 340 # finally check in a few common install locations
 341 #
 342 # since ls returns lowest version numbers first, reverse its output
 343 if test x"${ac_cv_c_tkh}" = x ; then
 344   for i in \
 345                 `ls -dr /usr/local/src/tk[[4-9]]* 2>/dev/null` \
 346                 `ls -dr /usr/local/lib/tk[[4-9]]* 2>/dev/null` \
 347                 /usr/local/src/tk \
 348                 /usr/local/lib/tk \
 349                 ${prefix}/include ; do
 350     if test -f $i/generic/tk.h ; then
 351       ac_cv_c_tkh=`(cd $i/generic; pwd)`
 352       break
 353     fi
 354   done
 355 fi
 356 # see if one is installed
 357 if test x"${ac_cv_c_tkh}" = x ; then
 358    AC_HEADER_CHECK(tk.h, ac_cv_c_tkh=installed, ac_cv_c_tkh="")
 359 fi
 360 ])
 361 if test x"${ac_cv_c_tkh}" != x ; then
 362   no_tk=""
 363   if test x"${ac_cv_c_tkh}" = x"installed" ; then
 364     AC_MSG_RESULT([is installed])
 365     TKHDIR=""
 366   else
 367     AC_MSG_RESULT([found in ${ac_cv_c_tkh}])
 368     # this hack is cause the TKHDIR won't print if there is a "-I" in it.
 369     TKHDIR="-I${ac_cv_c_tkh}"
 370   fi
 371 else
 372   TKHDIR="# no Tk directory found"
 373   AC_MSG_WARN([Can't find Tk private headers])
 374   no_tk=true
 375 fi
 376
 377 AC_SUBST(TKHDIR)
 378 ])
 379
 380
 381 AC_DEFUN(CY_AC_PATH_TKCONFIG, [
 382 #
 383 # Ok, lets find the tk configuration
 384 # First, look for one uninstalled.
 385 # the alternative search directory is invoked by --with-tkconfig
 386 #
 387
 388 if test x"${no_tk}" = x ; then
 389   # we reset no_tk in case something fails here
 390   no_tk=true
 391   AC_ARG_WITH(tkconfig, [  --with-tkconfig=DIR     Directory containing tk configuration (tkConfig.sh)],
 392          with_tkconfig=${withval})
 393   AC_MSG_CHECKING([for Tk configuration])
 394   AC_CACHE_VAL(ac_cv_c_tkconfig,[
 395
 396   # First check to see if --with-tkconfig was specified.
 397   if test x"${with_tkconfig}" != x ; then
 398     if test -f "${with_tkconfig}/tkConfig.sh" ; then
 399       ac_cv_c_tkconfig=`(cd ${with_tkconfig}; pwd)`
 400     else
 401       AC_MSG_ERROR([${with_tkconfig} directory doesn't contain tkConfig.sh])
 402     fi
 403   fi
 404
 405   # then check for a private Tk library
 406   if test x"${ac_cv_c_tkconfig}" = x ; then
 407     for i in \
 408                 ../tk \
 409                 `ls -dr ../tk[[4-9]]* 2>/dev/null` \
 410                 ../../tk \
 411                 `ls -dr ../../tk[[4-9]]* 2>/dev/null` \
 412                 ../../../tk \
 413                 `ls -dr ../../../tk[[4-9]]* 2>/dev/null` ; do
 414       if test -f "$i/${configdir}/tkConfig.sh" ; then
 415         ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
 416         break
 417       fi
 418     done
 419   fi
 420   # check in a few common install locations
 421   if test x"${ac_cv_c_tkconfig}" = x ; then
 422     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 423       if test -f "$i/tkConfig.sh" ; then
 424         ac_cv_c_tkconfig=`(cd $i; pwd)`
 425         break
 426       fi
 427     done
 428   fi
 429   # check in a few other private locations
 430   if test x"${ac_cv_c_tkconfig}" = x ; then
 431     for i in \
 432                 ${srcdir}/../tk \
 433                 `ls -dr ${srcdir}/../tk[[4-9]]* 2>/dev/null` ; do
 434       if test -f "$i/${configdir}/tkConfig.sh" ; then
 435         ac_cv_c_tkconfig=`(cd $i/${configdir}; pwd)`
 436         break
 437       fi
 438     done
 439   fi
 440   ])
 441   if test x"${ac_cv_c_tkconfig}" = x ; then
 442     TKCONFIG="# no Tk configs found"
 443     AC_MSG_WARN(Can't find Tk configuration definitions)
 444   else
 445     no_tk=
 446     TKCONFIG=${ac_cv_c_tkconfig}/tkConfig.sh
 447     AC_MSG_RESULT(found $TKCONFIG)
 448   fi
 449 fi
 450
 451 ])
 452
 453 # Defined as a separate macro so we don't have to cache the values
 454 # from PATH_TKCONFIG (because this can also be cached).
 455 AC_DEFUN(CY_AC_LOAD_TKCONFIG, [
 456     if test -f "$TKCONFIG" ; then
 457       . $TKCONFIG
 458     fi
 459
 460     AC_SUBST(TK_VERSION)
 461 dnl not actually used, don't export to save symbols
 462 dnl    AC_SUBST(TK_MAJOR_VERSION)
 463 dnl    AC_SUBST(TK_MINOR_VERSION)
 464     AC_SUBST(TK_DEFS)
 465
 466 dnl not used, don't export to save symbols
 467     dnl AC_SUBST(TK_LIB_FILE)
 468
 469 dnl not used outside of configure
 470 dnl    AC_SUBST(TK_LIBS)
 471 dnl not used, don't export to save symbols
 472 dnl    AC_SUBST(TK_PREFIX)
 473
 474 dnl not used, don't export to save symbols
 475 dnl    AC_SUBST(TK_EXEC_PREFIX)
 476
 477     AC_SUBST(TK_BUILD_INCLUDES)
 478     AC_SUBST(TK_XINCLUDES)
 479     AC_SUBST(TK_XLIBSW)
 480     AC_SUBST(TK_BUILD_LIB_SPEC)
 481     AC_SUBST(TK_LIB_SPEC)
 482 ])
 483
 484 # check for Itcl headers.
 485
 486 AC_DEFUN(CY_AC_PATH_ITCLCONFIG, [
 487 #
 488 # Ok, lets find the itcl configuration
 489 # First, look for one uninstalled.
 490 # the alternative search directory is invoked by --with-itclconfig
 491 #
 492
 493 if test x"${no_itcl}" = x ; then
 494   # we reset no_itcl in case something fails here
 495   no_itcl=true
 496   AC_ARG_WITH(itclconfig, [  --with-itclconfig       Directory containing itcl configuration (itclConfig.sh)],
 497          with_itclconfig=${withval})
 498   AC_MSG_CHECKING([for Itcl configuration])
 499   AC_CACHE_VAL(ac_cv_c_itclconfig,[
 500
 501   # First check to see if --with-itclconfig was specified.
 502   if test x"${with_itclconfig}" != x ; then
 503     if test -f "${with_itclconfig}/itclConfig.sh" ; then
 504       ac_cv_c_itclconfig=`(cd ${with_itclconfig}; pwd)`
 505     else
 506       AC_MSG_ERROR([${with_itclconfig} directory doesn't contain itclConfig.sh])
 507     fi
 508   fi
 509
 510   # then check for a private Itcl library
 511   if test x"${ac_cv_c_itclconfig}" = x ; then
 512     for i in \
 513                 ../itcl/itcl \
 514                 `ls -dr ../itcl[[4-9]]*/itcl 2>/dev/null` \
 515                 ../../itcl \
 516                 `ls -dr ../../itcl[[4-9]]*/itcl 2>/dev/null` \
 517                 ../../../itcl \
 518                 `ls -dr ../../../itcl[[4-9]]*/itcl 2>/dev/null` ; do
 519       if test -f "$i/itclConfig.sh" ; then
 520         ac_cv_c_itclconfig=`(cd $i; pwd)`
 521         break
 522       fi
 523     done
 524   fi
 525   # check in a few common install locations
 526   if test x"${ac_cv_c_itclconfig}" = x ; then
 527     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 528       if test -f "$i/itclConfig.sh" ; then
 529         ac_cv_c_itclconfig=`(cd $i; pwd)`
 530         break
 531       fi
 532     done
 533   fi
 534   # check in a few other private locations
 535   if test x"${ac_cv_c_itclconfig}" = x ; then
 536     for i in \
 537                 ${srcdir}/../itcl/itcl \
 538                 `ls -dr ${srcdir}/../itcl[[4-9]]*/itcl 2>/dev/null` ; do
 539       if test -f "$i/itclConfig.sh" ; then
 540         ac_cv_c_itclconfig=`(cd $i; pwd)`
 541         break
 542       fi
 543     done
 544   fi
 545   ])
 546   if test x"${ac_cv_c_itclconfig}" = x ; then
 547     ITCLCONFIG="# no Itcl configs found"
 548     AC_MSG_WARN(Can't find Itcl configuration definitions)
 549   else
 550     no_itcl=
 551     ITCLCONFIG=${ac_cv_c_itclconfig}/itclConfig.sh
 552     AC_MSG_RESULT(found $ITCLCONFIG)
 553   fi
 554 fi
 555 ])
 556
 557 # Defined as a separate macro so we don't have to cache the values
 558 # from PATH_ITCLCONFIG (because this can also be cached).
 559 AC_DEFUN(CY_AC_LOAD_ITCLCONFIG, [
 560     if test -f "$ITCLCONFIG" ; then
 561       . $ITCLCONFIG
 562     fi
 563
 564     AC_SUBST(ITCL_VERSION)
 565 dnl not actually used, don't export to save symbols
 566 dnl    AC_SUBST(ITCL_MAJOR_VERSION)
 567 dnl    AC_SUBST(ITCL_MINOR_VERSION)
 568     AC_SUBST(ITCL_DEFS)
 569
 570 dnl not used, don't export to save symbols
 571     dnl AC_SUBST(ITCL_LIB_FILE)
 572
 573 dnl not used outside of configure
 574 dnl    AC_SUBST(ITCL_LIBS)
 575 dnl not used, don't export to save symbols
 576 dnl    AC_SUBST(ITCL_PREFIX)
 577
 578 dnl not used, don't export to save symbols
 579 dnl    AC_SUBST(ITCL_EXEC_PREFIX)
 580
 581     AC_SUBST(ITCL_BUILD_INCLUDES)
 582     AC_SUBST(ITCL_BUILD_LIB_SPEC)
 583     AC_SUBST(ITCL_LIB_SPEC)
 584 ])
 585
 586 # check for Itcl headers.
 587
 588 AC_DEFUN(CY_AC_PATH_ITCLH, [
 589 AC_MSG_CHECKING(for Itcl private headers. srcdir=${srcdir})
 590 if test x"${ac_cv_c_itclh}" = x ; then
 591   for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itcl; do
 592     if test -f $i/generic/itcl.h ; then
 593       ac_cv_c_itclh=`(cd $i/generic; pwd)`
 594       break
 595     fi
 596   done
 597 fi
 598 if test x"${ac_cv_c_itclh}" = x ; then
 599   ITCLHDIR="# no Itcl private headers found"
 600   AC_MSG_ERROR([Can't find Itcl private headers])
 601 fi
 602 if test x"${ac_cv_c_itclh}" != x ; then
 603      ITCLHDIR="-I${ac_cv_c_itclh}"
 604 fi
 605 # should always be here
 606 #     ITCLLIB="../itcl/itcl/unix/libitcl.a"
 607 AC_SUBST(ITCLHDIR)
 608 #AC_SUBST(ITCLLIB)
 609 ])
 610
 611
 612 AC_DEFUN(CY_AC_PATH_ITKCONFIG, [
 613 #
 614 # Ok, lets find the itk configuration
 615 # First, look for one uninstalled.
 616 # the alternative search directory is invoked by --with-itkconfig
 617 #
 618
 619 if test x"${no_itk}" = x ; then
 620   # we reset no_itk in case something fails here
 621   no_itk=true
 622   AC_ARG_WITH(itkconfig, [  --with-itkconfig        Directory containing itk configuration (itkConfig.sh)],
 623          with_itkconfig=${withval})
 624   AC_MSG_CHECKING([for Itk configuration])
 625   AC_CACHE_VAL(ac_cv_c_itkconfig,[
 626
 627   # First check to see if --with-itkconfig was specified.
 628   if test x"${with_itkconfig}" != x ; then
 629     if test -f "${with_itkconfig}/itkConfig.sh" ; then
 630       ac_cv_c_itkconfig=`(cd ${with_itkconfig}; pwd)`
 631     else
 632       AC_MSG_ERROR([${with_itkconfig} directory doesn't contain itkConfig.sh])
 633     fi
 634   fi
 635
 636   # then check for a private Itk library
 637   if test x"${ac_cv_c_itkconfig}" = x ; then
 638     for i in \
 639                 ../itcl/itk \
 640                 `ls -dr ../itcl[[4-9]]*/itk 2>/dev/null` \
 641                 ../../itk \
 642                 `ls -dr ../../itcl[[4-9]]*/itk 2>/dev/null` \
 643                 ../../../itk \
 644                 `ls -dr ../../../itcl[[4-9]]*/itk 2>/dev/null` ; do
 645       if test -f "$i/itkConfig.sh" ; then
 646         ac_cv_c_itkconfig=`(cd $i; pwd)`
 647         break
 648       fi
 649     done
 650   fi
 651   # check in a few common install locations
 652   if test x"${ac_cv_c_itkconfig}" = x ; then
 653     for i in `ls -d ${prefix}/lib /usr/local/lib 2>/dev/null` ; do
 654       if test -f "$i/itkConfig.sh" ; then
 655         ac_cv_c_itkconfig=`(cd $i; pwd)`
 656         break
 657       fi
 658     done
 659   fi
 660   # check in a few other private locations
 661   if test x"${ac_cv_c_itkconfig}" = x ; then
 662     for i in \
 663                 ${srcdir}/../itcl/itk \
 664                 `ls -dr ${srcdir}/../itcl[[4-9]]*/itk 2>/dev/null` ; do
 665       if test -f "$i/itkConfig.sh" ; then
 666         ac_cv_c_itkconfig=`(cd $i; pwd)`
 667         break
 668       fi
 669     done
 670   fi
 671   ])
 672   if test x"${ac_cv_c_itkconfig}" = x ; then
 673     ITKCONFIG="# no Itk configs found"
 674     AC_MSG_WARN(Can't find Itk configuration definitions)
 675   else
 676     no_itk=
 677     ITKCONFIG=${ac_cv_c_itkconfig}/itkConfig.sh
 678     AC_MSG_RESULT(found $ITKCONFIG)
 679   fi
 680 fi
 681
 682 ])
 683
 684 # Defined as a separate macro so we don't have to cache the values
 685 # from PATH_ITKCONFIG (because this can also be cached).
 686 AC_DEFUN(CY_AC_LOAD_ITKCONFIG, [
 687     if test -f "$ITKCONFIG" ; then
 688       . $ITKCONFIG
 689     fi
 690
 691     AC_SUBST(ITK_VERSION)
 692 dnl not actually used, don't export to save symbols
 693 dnl    AC_SUBST(ITK_MAJOR_VERSION)
 694 dnl    AC_SUBST(ITK_MINOR_VERSION)
 695     AC_SUBST(ITK_DEFS)
 696
 697 dnl not used, don't export to save symbols
 698     dnl AC_SUBST(ITK_LIB_FILE)
 699
 700 dnl not used outside of configure
 701 dnl    AC_SUBST(ITK_LIBS)
 702 dnl not used, don't export to save symbols
 703 dnl    AC_SUBST(ITK_PREFIX)
 704
 705 dnl not used, don't export to save symbols
 706 dnl    AC_SUBST(ITK_EXEC_PREFIX)
 707
 708     AC_SUBST(ITK_BUILD_INCLUDES)
 709     AC_SUBST(ITK_BUILD_LIB_SPEC)
 710     AC_SUBST(ITK_LIB_SPEC)
 711 ])
 712
 713 AC_DEFUN(CY_AC_PATH_ITKH, [
 714 AC_MSG_CHECKING(for Itk private headers. srcdir=${srcdir})
 715 if test x"${ac_cv_c_itkh}" = x ; then
 716   for i in ${srcdir}/../itcl ${srcdir}/../../itcl ${srcdir}/../../../itcl ${srcdir}/../itcl/itk; do
 717     if test -f $i/generic/itk.h ; then
 718       ac_cv_c_itkh=`(cd $i/generic; pwd)`
 719       break
 720     fi
 721   done
 722 fi
 723 if test x"${ac_cv_c_itkh}" = x ; then
 724   ITKHDIR="# no Itk private headers found"
 725   AC_MSG_ERROR([Can't find Itk private headers])
 726 fi
 727 if test x"${ac_cv_c_itkh}" != x ; then
 728      ITKHDIR="-I${ac_cv_c_itkh}"
 729 fi
 730 # should always be here
 731 #     ITKLIB="../itcl/itk/unix/libitk.a"
 732 AC_SUBST(ITKHDIR)
 733 #AC_SUBST(ITKLIB)
 734 ])
 735
 736
 737 dnl sinclude(../gettext.m4) already included by bfd/acinclude.m4
 738 dnl The lines below arrange for aclocal not to bring gettext.m4's
 739 dnl CY_GNU_GETTEXT into aclocal.m4.
 740 ifelse(yes,no,[
 741 AC_DEFUN([CY_GNU_GETTEXT],)
 742 ])
 743
 744 ## ----------------------------------------- ##
 745 ## ANSIfy the C compiler whenever possible.  ##
 746 ## From Franc,ois Pinard                     ##
 747 ## ----------------------------------------- ##
 748
 749 # Copyright 1996, 1997, 1999, 2000, 2001 Free Software Foundation, Inc.
 750
 751 # This program is free software; you can redistribute it and/or modify
 752 # it under the terms of the GNU General Public License as published by
 753 # the Free Software Foundation; either version 2, or (at your option)
 754 # any later version.
 755
 756 # This program is distributed in the hope that it will be useful,
 757 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 758 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 759 # GNU General Public License for more details.
 760
 761 # You should have received a copy of the GNU General Public License
 762 # along with this program; if not, write to the Free Software
 763 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 764 # 02111-1307, USA.
 765
 766 # serial 1
 767
 768 # @defmac AC_PROG_CC_STDC
 769 # @maindex PROG_CC_STDC
 770 # @ovindex CC
 771 # If the C compiler in not in ANSI C mode by default, try to add an option
 772 # to output variable @code{CC} to make it so.  This macro tries various
 773 # options that select ANSI C on some system or another.  It considers the
 774 # compiler to be in ANSI C mode if it handles function prototypes correctly.
 775 #
 776 # If you use this macro, you should check after calling it whether the C
 777 # compiler has been set to accept ANSI C; if not, the shell variable
 778 # @code{am_cv_prog_cc_stdc} is set to @samp{no}.  If you wrote your source
 779 # code in ANSI C, you can make an un-ANSIfied copy of it by using the
 780 # program @code{ansi2knr}, which comes with Ghostscript.
 781 # @end defmac
 782
 783 AC_DEFUN([AM_PROG_CC_STDC],
 784 [AC_REQUIRE([AC_PROG_CC])
 785 AC_BEFORE([$0], [AC_C_INLINE])
 786 AC_BEFORE([$0], [AC_C_CONST])
 787 dnl Force this before AC_PROG_CPP.  Some cpp's, eg on HPUX, require
 788 dnl a magic option to avoid problems with ANSI preprocessor commands
 789 dnl like #elif.
 790 dnl FIXME: can't do this because then AC_AIX won't work due to a
 791 dnl circular dependency.
 792 dnl AC_BEFORE([$0], [AC_PROG_CPP])
 793 AC_MSG_CHECKING([for ${CC-cc} option to accept ANSI C])
 794 AC_CACHE_VAL(am_cv_prog_cc_stdc,
 795 [am_cv_prog_cc_stdc=no
 796 ac_save_CC="$CC"
 797 # Don't try gcc -ansi; that turns off useful extensions and
 798 # breaks some systems' header files.
 799 # AIX                   -qlanglvl=ansi
 800 # Ultrix and OSF/1      -std1
 801 # HP-UX 10.20 and later -Ae
 802 # HP-UX older versions  -Aa -D_HPUX_SOURCE
 803 # SVR4                  -Xc -D__EXTENSIONS__
 804 for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 805 do
 806   CC="$ac_save_CC $ac_arg"
 807   AC_TRY_COMPILE(
 808 [#include <stdarg.h>
 809 #include <stdio.h>
 810 #include <sys/types.h>
 811 #include <sys/stat.h>
 812 /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
 813 struct buf { int x; };
 814 FILE * (*rcsopen) (struct buf *, struct stat *, int);
 815 static char *e (p, i)
 816      char **p;
 817      int i;
 818 {
 819   return p[i];
 820 }
 821 static char *f (char * (*g) (char **, int), char **p, ...)
 822 {
 823   char *s;
 824   va_list v;
 825   va_start (v,p);
 826   s = g (p, va_arg (v,int));
 827   va_end (v);
 828   return s;
 829 }
 830 int test (int i, double x);
 831 struct s1 {int (*f) (int a);};
 832 struct s2 {int (*f) (double a);};
 833 int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
 834 int argc;
 835 char **argv;
 836 ], [
 837 return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
 838 ],
 839 [am_cv_prog_cc_stdc="$ac_arg"; break])
 840 done
 841 CC="$ac_save_CC"
 842 ])
 843 if test -z "$am_cv_prog_cc_stdc"; then
 844   AC_MSG_RESULT([none needed])
 845 else
 846   AC_MSG_RESULT([$am_cv_prog_cc_stdc])
 847 fi
 848 case "x$am_cv_prog_cc_stdc" in
 849   x|xno) ;;
 850   *) CC="$CC $am_cv_prog_cc_stdc" ;;
 851 esac
 852 ])
 853
 854 dnl From Bruno Haible.
 855
 856 AC_DEFUN([AM_ICONV],
 857 [
 858   dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
 859   dnl those with the standalone portable GNU libiconv installed).
 860
 861   AC_ARG_WITH([libiconv-prefix],
 862 [  --with-libiconv-prefix=DIR  search for libiconv in DIR/include and DIR/lib], [
 863     for dir in `echo "$withval" | tr : ' '`; do
 864       if test -d $dir/include; then CPPFLAGS="$CPPFLAGS -I$dir/include"; fi
 865       if test -d $dir/lib; then LDFLAGS="$LDFLAGS -L$dir/lib"; fi
 866     done
 867    ])
 868
 869   AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
 870     am_cv_func_iconv="no, consider installing GNU libiconv"
 871     am_cv_lib_iconv=no
 872     AC_TRY_LINK([#include <stdlib.h>
 873 #include <iconv.h>],
 874       [iconv_t cd = iconv_open("","");
 875        iconv(cd,NULL,NULL,NULL,NULL);
 876        iconv_close(cd);],
 877       am_cv_func_iconv=yes)
 878     if test "$am_cv_func_iconv" != yes; then
 879       am_save_LIBS="$LIBS"
 880       LIBS="$LIBS -liconv"
 881       AC_TRY_LINK([#include <stdlib.h>
 882 #include <iconv.h>],
 883         [iconv_t cd = iconv_open("","");
 884          iconv(cd,NULL,NULL,NULL,NULL);
 885          iconv_close(cd);],
 886         am_cv_lib_iconv=yes
 887         am_cv_func_iconv=yes)
 888       LIBS="$am_save_LIBS"
 889     fi
 890   ])
 891   if test "$am_cv_func_iconv" = yes; then
 892     AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
 893     AC_MSG_CHECKING([for iconv declaration])
 894     AC_CACHE_VAL(am_cv_proto_iconv, [
 895       AC_TRY_COMPILE([
 896 #include <stdlib.h>
 897 #include <iconv.h>
 898 extern
 899 #ifdef __cplusplus
 900 "C"
 901 #endif
 902 #if defined(__STDC__) || defined(__cplusplus)
 903 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
 904 #else
 905 size_t iconv();
 906 #endif
 907 ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
 908       am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
 909     am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
 910     AC_MSG_RESULT([$]{ac_t:-
 911          }[$]am_cv_proto_iconv)
 912     AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
 913       [Define as const if the declaration of iconv() needs const.])
 914   fi
 915   LIBICONV=
 916   if test "$am_cv_lib_iconv" = yes; then
 917     LIBICONV="-liconv"
 918   fi
 919   AC_SUBST(LIBICONV)
 920 ])
 921
 922 # AC_GNU_SOURCE
 923 # -------------
 924 # FIXME: Remove thise once we start using Autoconf 2.5x (x>=4).
 925 AC_DEFUN([AC_GNU_SOURCE],
 926 [AC_BEFORE([$0], [AC_TRY_COMPILE])dnl
 927 AC_BEFORE([$0], [AC_TRY_RUN])dnl
 928 AC_DEFINE([_GNU_SOURCE])
 929 ])
 930
 931 dnl written by Guido Draheim <guidod@gmx.de>, original by Alexandre Oliva
 932 dnl Version 1.3 (2001/03/02)
 933 dnl source http://www.gnu.org/software/ac-archive/Miscellaneous/ac_define_dir.html
 934
 935 AC_DEFUN([AC_DEFINE_DIR], [
 936   test "x$prefix" = xNONE && prefix="$ac_default_prefix"
 937   test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
 938   ac_define_dir=`eval echo [$]$2`
 939   ac_define_dir=`eval echo [$]ac_define_dir`
 940   ifelse($3, ,
 941     AC_DEFINE_UNQUOTED($1, "$ac_define_dir"),
 942     AC_DEFINE_UNQUOTED($1, "$ac_define_dir", $3))
 943 ])
 944