mdw@git.distorted.org.uk Git - cfd/blob - aclocal.glob

   1 dnl -*-fundamental-*-                                     *@--GLOB-HEADER--@*
   2 dnl
   3 dnl $Id$
   4 dnl
   5 dnl Common library of autoconf macros
   6 dnl
   7 dnl (c) 1997 Mark Wooding, except for macros and documentation where noted.
   8 dnl
   9
  10 dnl----- Licensing notice ---------------------------------------------------
  11 dnl
  12 dnl This file is part of the Common Files Distribution (`common')
  13 dnl
  14 dnl `Common' is free software; you can redistribute it and/or modify
  15 dnl it under the terms of the GNU General Public License as published by
  16 dnl the Free Software Foundation; either version 2 of the License, or
  17 dnl (at your option) any later version.
  18 dnl
  19 dnl `Common' is distributed in the hope that it will be useful,
  20 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
  21 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22 dnl GNU General Public License for more details.
  23 dnl
  24 dnl You should have received a copy of the GNU General Public License
  25 dnl along with `common'; if not, write to the Free Software Foundation,
  26 dnl Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  27
  28 dnl *@--NOTICE--@* Common File Distribution
  29 dnl $Id$
  30
  31 dnl --- *@-mdw_CURSES-@* ---
  32 dnl
  33 dnl Author:     Mark Wooding
  34 dnl
  35 dnl Synopsis:   mdw_CURSES
  36 dnl
  37 dnl Arguments:  ---
  38 dnl
  39 dnl Use:        Searches for a `curses' library (one of `ncurses' or
  40 dnl             `curses') using mdw_CHECK_MANYLIBS.  If one is found, the
  41 dnl             preprocessor macro HAVE_CURSES is defined, and a search is
  42 dnl             made for a `curses' header file (one of <ncurses.h>,
  43 dnl             <ncurses/ncurses.h> or <curses.h>) using AC_CHECK_HEADERS
  44 dnl             and the appropriate preprocessor symbol is defined.
  45 dnl             Finally, a check is made for the function `wresize' using
  46 dnl             AC_CHECK_FUNCS.
  47
  48 AC_DEFUN([mdw_CURSES],
  49 [mdw_CHECK_MANYLIBS([newwin], [ncurses curses],
  50                     [AC_DEFINE([HAVE_CURSES], [1],
  51                                [Define if you have a curses library.])])
  52 if test $mdw_cv_lib_newwin != no; then
  53 AC_CHECK_HEADERS([ncurses.h ncurses/ncurses.h curses.h], [break])
  54 if test "$ac_cv_header_ncurses_h" = "no" &&
  55    test "$ac_cv_header_ncurses_ncurses_h" = "no" &&
  56    test "$ac_cv_header_curses_h" = "no"; then
  57      AC_MSG_WARN([couldn't find a \`curses' header.  Assuming \`curses.h'.])
  58      AC_DEFINE([HAVE_CURSES_H], [1], [Define if you have a `curses.h' header.])
  59 fi
  60 AC_CHECK_FUNCS(wresize)
  61 fi])
  62
  63 dnl --- *@-mdw_TYPE_SSIZE_T-@* ---
  64 dnl
  65 dnl Author:     Mark Wooding
  66 dnl
  67 dnl Synopsis:   mdw_TYPE_SSIZE_T
  68 dnl
  69 dnl Arguments:  ---
  70 dnl
  71 dnl Use:        Checks whether the Posix type `ssize_t' is defined.  If not,
  72 dnl             it defaults to `int'.
  73
  74 AC_DEFUN([mdw_TYPE_SSIZE_T],
  75 [AC_REQUIRE([AC_HEADER_STDC])
  76 AC_CACHE_CHECK(for ssize_t, mdw_cv_ssize_t,
  77 [AC_EGREP_CPP(ssize_t,
  78 [#include <sys/types.h>
  79 #if HAVE_UNISTD_H
  80 #include <unistd.h>
  81 #endif
  82 #if STDC_HEADERS
  83 #include <stdlib.h>
  84 #include <stddef.h>
  85 #endif],
  86 [mdw_cv_ssize_t=yes], [mdw_cv_ssize_t=no])])
  87 if test $mdw_cv_ssize_t = no; then
  88   AC_DEFINE([ssize_t], [int], [Define to `int' if your system doesn't have ssize_t.])
  89 fi])
  90
  91 dnl --- *@-mdw_DECL_ENVIRON-@* ---
  92 dnl
  93 dnl Author:     Mark Wooding
  94 dnl
  95 dnl Synopsis:   mdw_DECL_ENVIRON
  96 dnl
  97 dnl Arguments:  ---
  98 dnl
  99 dnl Use:        Searches for a declaration of the global `environ' variable.
 100 dnl             If one is found in one of the `usual' places, DECL_ENVIRON
 101 dnl             is defined as a preprocessor symbol.
 102
 103 AC_DEFUN([mdw_DECL_ENVIRON],
 104 [AC_CACHE_CHECK([for declaration of \`environ'], mdw_cv_environ,
 105 [AC_EGREP_CPP([\<environ\>],
 106 [#include <sys/types.h>
 107 #if HAVE_UNISTD_H
 108 #include <unistd.h>
 109 #endif
 110 #if STDC_HEADERS
 111 #include <stdlib.h>
 112 #include <stddef.h>
 113 #endif], [mdw_cv_environ=yes], [mdw_cv_environ=no])])
 114 if test $mdw_cv_environ = yes; then
 115   AC_DEFINE([DECL_ENVIRON], [1],
 116             [Define if you have the `environ' vector of environment variables.])
 117 fi])
 118
 119 dnl --- *@-mdw_CHECK_MANYLIBS-@* ---
 120 dnl
 121 dnl Author:     Mark Wooding
 122 dnl
 123 dnl Synopsis:   mdw_CHECK_MANYLIBS(FUNC, LIBS, [IF-FOUND], [IF-NOT-FOUND],
 124 dnl                     [INCLUDES], [ARGS])
 125 dnl
 126 dnl Arguments:  FUNC = a function to try to find
 127 dnl             LIBS = a whitespace-separated list of libraries to search
 128 dnl             IF-FOUND = what to do when the function is found
 129 dnl             IF-NOT-FOUND = what to do when the function isn't found
 130 dnl             INCLUDES = other include files to add
 131 dnl             ARGS = arguments to pass the function
 132 dnl
 133 dnl Use:        Searches for a library which defines FUNC.  It first tries
 134 dnl             without any libraries; then it tries each library specified
 135 dnl             in LIBS in turn.  If it finds a match, it adds the
 136 dnl             appropriate library to `LIBS'.
 137 dnl
 138 dnl             This is particularly handy under DIREIX: if you link with
 139 dnl             `-lnsl' then you get non-NIS-aware versions of getpwnam and
 140 dnl             so on, which is clearly a Bad Thing.
 141
 142 AC_DEFUN([mdw_CHECK_MANYLIBS],
 143 [AC_CACHE_CHECK([for library containing $1], [mdw_cv_lib_$1],
 144 [mdw_save_LIBS="$LIBS"
 145 mdw_cv_lib_$1="no"
 146 AC_TRY_LINK([$5], [$1($6)], [mdw_cv_lib_$1="none required"])
 147 test "$mdw_cv_lib_$1" = "no" && for i in $2; do
 148 LIBS="-l$i $mdw_save_LIBS"
 149 AC_TRY_LINK([$5], [$1($6)],
 150 [mdw_cv_lib_$1="-l$i"
 151 break])
 152 done
 153 LIBS="$mdw_save_LIBS"])
 154 if test "$mdw_cv_lib_$1" != "no"; then
 155   test "$mdw_cv_lib_$1" = "none required" || LIBS="$mdw_cv_lib_$1 $LIBS"
 156   $3
 157 else :
 158   $4
 159 fi])
 160
 161 dnl --- *@-mdw__PYTHON_VERSION-@* ---
 162 dnl
 163 dnl Will fail hopelessly on Python < 1.5.2.  Nobody uses that any more,
 164 dnl right?
 165
 166 AC_DEFUN([mdw__PYTHON_VERSION],
 167 [changequote(<:, :>)dnl
 168 test -x $1 && dnl
 169 "$1" -c 'from sys import *; v = argv[1]; vv = v.split("."); x = 0
 170 for i in range(len(vv)): x = x | (int(vv[i]) << (24 - i * 8))
 171 exit(x > hexversion)' $2dnl
 172 changequote([, ])])
 173
 174 dnl --- *@-mdw_PROG_PYTHON-@* ---
 175 dnl
 176 dnl Author:     Mark Wooding
 177 dnl
 178 dnl Synopsis:   mdw_PROG_PYTHON(VERSION, [IF-FOUND], [IF-NOT-FOUND])
 179 dnl
 180 dnl Arguments:  VERSION = version number of Python required
 181 dnl             IF-FOUND = what to do if it's found
 182 dnl             IF-NOT-FOUND = what to do if it isn't
 183 dnl
 184 dnl Use:        Attempts to find a working version of Python with a late
 185 dnl             enough version number.  It supplies an option `--with-python'
 186 dnl             to allow the user to provide a Python interpreter.  If one
 187 dnl             isn't provided explicitly, it searches for `python' and
 188 dnl             `pythonVERSION' in the current PATH, asking them whether they
 189 dnl             have a late enough version number.  The path of the working
 190 dnl             Python is put into the `PYTHON' environment variable;
 191 dnl             `AC_SUBST' is used to substitute its value into Python
 192 dnl             scripts.  If there is no Python to be found, the value of
 193 dnl             `PYTHON' is set to be `none'.
 194
 195 AC_DEFUN([mdw_PROG_PYTHON],
 196 [AC_ARG_WITH([python],
 197 [  --with-python=PYTHON   specify path to Python version $1 or newer],
 198 [PYTHON="$withval"],
 199 if test -z "$PYTHON"; then
 200 [AC_CACHE_CHECK([for Python version $1 or later], mdw_cv_prog_python,
 201 [mdw_cv_prog_python="none"
 202 for p in `echo "$PATH:/usr/local/bin" | tr ":" " "`; do
 203   case "$p" in /*) ;; *) p=`pwd`/$p ;; esac
 204   if mdw__PYTHON_VERSION(["$p/python"], $1); then
 205     mdw_cv_prog_python="$p/python"
 206     break
 207   fi
 208   if mdw__PYTHON_VERSION(["$p/python$1"], $1); then
 209     mdw_cv_prog_python="$p/python$1"
 210     break
 211   fi
 212 done])
 213 PYTHON="$mdw_cv_prog_python"])
 214 fi
 215
 216 AC_SUBST(PYTHON)dnl
 217 if test "$PYTHON" = "none"; then :
 218   $3
 219 else :
 220   $2
 221 fi])
 222
 223 dnl --- *@-mdw_CHECK_PYTHON-@* ---
 224 dnl
 225 dnl Author:     Mark Wooding
 226 dnl
 227 dnl Synopsis:   mdw_CHECK_PYTHON(VERSION)
 228 dnl
 229 dnl Arguments:  VERSION = version number of Python required
 230 dnl
 231 dnl Use:        Verifies that the Python interpreter in the `PYTHON' shell
 232 dnl             variable actually works and is of the right version.  If it's
 233 dnl             not, an error is raised and configuration is aborted.
 234
 235 AC_DEFUN([mdw_CHECK_PYTHON],
 236 [AC_REQUIRE([mdw_PROG_PYTHON], [mdw_PROG_PYTHON([$1])])
 237 AC_MSG_CHECKING([whether Python ($PYTHON) works])
 238 if test "$PYTHON" != "none" && mdw__PYTHON_VERSION("$PYTHON", $1); then
 239   AC_MSG_RESULT([yes])
 240 else
 241   AC_MSG_RESULT([no])
 242   AC_MSG_ERROR([Python version $1 or newer not found.
 243 If you have a recent enough Python, and I just failed to find it, try using
 244 the --with-python=PYTHON option to give me an explicit pathname.])
 245 fi])
 246
 247 dnl --- *@-mdw__PERL_VERSION-@* ---
 248 dnl
 249 dnl AC_DEFUN relies on `[', `]' being quotes, so I have to drop down a level.
 250
 251 AC_DEFUN([mdw__PERL_VERSION], [mdw__PERL_VERSION_hack([$1], [$2])])
 252 changequote(<:, :>)
 253 define(<:mdw__PERL_VERSION_hack:>,
 254 <:test -x $1 && $1 -e 'exit ($] < $2);' >&5 2>&5:>)
 255 changequote([, ])
 256
 257 dnl --- *@-mdw_PROG_PERL-@* ---
 258 dnl
 259 dnl Author:     Mark Wooding
 260 dnl
 261 dnl Synopsis:   mdw_PROG_PERL(VERSION, [IF-FOUND], [IF-NOT-FOUND])
 262 dnl
 263 dnl Arguments:  VERSION = version number of Perl required
 264 dnl             IF-FOUND = what to do if it's found
 265 dnl             IF-NOT-FOUND = what to do if it isn't
 266 dnl
 267 dnl Use:        Attempts to find a working version of Perl with a late
 268 dnl             enough version number.  It supplies an option `--with-perl'
 269 dnl             to allow the user to provide a Perl interpreter.  If one
 270 dnl             isn't provided explicitly, it searches for `perl' and `perl5'
 271 dnl             in the current PATH, asking them whether they have a late
 272 dnl             enough version number.  The path of the working Perl is
 273 dnl             put into the `PERL' environment variable; `AC_SUBST' is used
 274 dnl             to substitute its value into Perl scripts.  If there is no
 275 dnl             Perl to be found, the value of `PERL' is set to be `none'.
 276
 277 AC_DEFUN([mdw_PROG_PERL],
 278 [AC_ARG_WITH([perl],
 279 [  --with-perl=PERL       specify path to Perl version $1 or newer],
 280 [PERL="$withval"],
 281 if test -z "$PERL"; then
 282 [AC_CACHE_CHECK([for Perl version $1 or later], mdw_cv_prog_perl,
 283 [mdw_cv_prog_perl="none"
 284 for p in `echo "$PATH:/usr/local/bin" | tr ":" " "`; do
 285   case "$p" in /*) ;; *) p=`pwd`/$p ;; esac
 286   if mdw__PERL_VERSION(["$p/perl"], $1); then
 287     mdw_cv_prog_perl="$p/perl"
 288     break
 289   fi
 290   if mdw__PERL_VERSION(["$p/perl5"], $1); then
 291     mdw_cv_prog_perl="$p/perl5"
 292     break
 293   fi
 294 done])
 295 PERL="$mdw_cv_prog_perl"])
 296 fi
 297
 298 AC_SUBST(PERL)dnl
 299 if test "$PERL" = "none"; then :
 300   $3
 301 else :
 302   $2
 303 fi])
 304
 305 dnl --- *@-mdw_CHECK_PERL-@* ---
 306 dnl
 307 dnl Author:     Mark Wooding
 308 dnl
 309 dnl Synopsis:   mdw_CHECK_PERL(VERSION)
 310 dnl
 311 dnl Arguments:  VERSION = version number of Perl required
 312 dnl
 313 dnl Use:        Verifies that the Perl interpreter in the `PERL' shell
 314 dnl             variable actually works and is of the right version.  If it's
 315 dnl             not, an error is raised and configuration is aborted.
 316
 317 AC_DEFUN([mdw_CHECK_PERL],
 318 [AC_REQUIRE([mdw_PROG_PERL], [mdw_PROG_PERL([$1])])
 319 AC_MSG_CHECKING([whether Perl ($PERL) works])
 320 if test "$PERL" != "none" && mdw__PERL_VERSION("$PERL", $1); then
 321   AC_MSG_RESULT([yes])
 322 else
 323   AC_MSG_RESULT([no])
 324   AC_MSG_ERROR([Perl version $1 or newer not found.
 325 If you have a recent enough Perl, and I just failed to find it, try using
 326 the --with-perl=PERL option to give me an explicit pathname.])
 327 fi])
 328
 329 dnl --- *@-mdw_PERLLIB_CHECK-@* ---
 330 dnl
 331 dnl Author:     Mark Wooding
 332 dnl
 333 dnl Synopsis:   mdw_PERLLIB_CHECK(LIBRARY)
 334 dnl
 335 dnl Arguments:  LIBRARY = name of a Perl library to check for
 336 dnl
 337 dnl Use:        Ensures that a Perl script can `use LIBRARY;'.  If it can,
 338 dnl             all's well and good; if it can't, `LIBRARY.pm' is added to
 339 dnl             the variable `NEEDED_PERLLIBS' and a line which adds
 340 dnl             `pkgdatadir' to Perl's `@INC' array is placed in the
 341 dnl             variable `INC_PERLLIBS'; `AC_SUBST' is called for both of
 342 dnl             these variables.  It's expected that `NEEDED_PERLLIBS' will
 343 dnl             be used in the `Makefile.in' to decide which versions from
 344 dnl             the distribution need installing.
 345 dnl
 346 dnl             This macro isn't terribly useful in the general case.  It
 347 dnl             Also implicitly assumes that `$PERL' is Perl 5 or later.
 348
 349 AC_DEFUN([mdw__PERLLIB_INIT],
 350 [AC_SUBST(INC_PERLLIBS)dnl
 351 AC_SUBST(NEEDED_PERLLIBS)dnl
 352 ])
 353
 354 AC_DEFUN([mdw_PERLLIB_CHECK],
 355 [AC_REQUIRE([mdw__PERLLIB_INIT])
 356 AC_REQUIRE([mdw_CHECK_PERL], [mdw_PROG_PERL([5])])
 357 AC_CACHE_CHECK([for Perl library $1], mdw_cv_perllib_$1,
 358 [if $PERL -e 'use $1;' >&5 2>&5; then
 359   mdw_cv_perllib_$1="yes"
 360 else
 361   mdw_cv_perllib_$1="no"
 362 fi])
 363
 364 if test "$mdw_cv_perllib_$1" = "no"; then
 365   NEEDED_PERLLIBS="$NEEDED_PERLLIBS $1.pm"
 366
 367   # --- Deal with autoconf lossage ---
 368   #
 369   # It doesn't want to define `prefix' until rather later on, so I have
 370   # to bodge it here.
 371
 372   if test -z "$INC_PERLLIBS"; then
 373     mdw_old_prefix="$prefix"
 374     test "$prefix" = "NONE" && prefix="$ac_default_prefix";
 375     INC_PERLLIBS="BEGIN { push @INC, \"`eval echo $datadir/$PACKAGE`\"; }"
 376     prefix="$mdw_old_prefix";
 377   fi
 378 fi])
 379
 380 dnl --- *@-mdw_GCC_FLAGS-@* ---
 381 dnl
 382 dnl Author:     Mark Wooding
 383 dnl
 384 dnl Synopsis:   mdw_GCC_FLAGS([FLAGS], [CFLAGS], [C++FLAGS])
 385 dnl
 386 dnl Arguments:  FLAGS = GCC compiler flags to add (default is
 387 dnl                     `-pedantic -Wall')
 388 dnl             CFLAGS = GCC C compiler flags to add (default is empty)
 389 dnl             C++FLAGS = GCC C++ compiler flags to add (default is
 390 dnl                     `-fhandle-exceptions').
 391 dnl
 392 dnl Use:        If the C compiler is GCC, add the compiler flags.
 393
 394 AC_DEFUN([mdw_GCC_FLAGS],
 395 [if test "$GCC" = "yes"; then
 396   CFLAGS="$CFLAGS ifelse([$1], [], [-pedantic -Wall], [$1])"
 397   CFLAGS="$CFLAGS ifelse([$2], [], [], [$2])"
 398 fi
 399 if test "$GXX" = "yes"; then
 400   CXXFLAGS="$CXXFLAGS ifelse([$1], [], [-pedantic -Wall], [$1])"
 401   CXXFLAGS="$CXXFLAGS ifelse([$3], [], [-fhandle-exceptions], [$3])"
 402 fi])
 403
 404 dnl --- *@-mdw_INIT_LIB-@* ---
 405 dnl
 406 dnl Author:     Mark Wooding
 407 dnl
 408 dnl Synopsis:   mdw_INIT_LIB(LIB, NAME, VERSION, [PACKAGE])
 409 dnl
 410 dnl Arguments:  LIB = the name of the library (and the package)
 411 dnl             NAME = a presentable version of the library's name
 412 dnl             VERSION = version of the library
 413 dnl             PACKAGE = package name to pass on to AM_INIT_AUTOMAKE
 414 dnl
 415 dnl Use:        Sets up various useful variables.  This macro calls
 416 dnl             AM_INIT_AUTOMAKE, which might be considered useful.  It also
 417 dnl             provides variables for the use of `lib-config.in'.
 418
 419 AC_DEFUN([mdw_INIT_LIB],
 420 [AM_INIT_AUTOMAKE(ifelse([$4], [], [$1], [$4]), [$3])
 421 LIBRARY="$1" AC_SUBST(LIBRARY)
 422 LIBNAME="$2" AC_SUBST(LIBNAME)])
 423
 424 dnl --- *@-mdw_LIB_CONFIG-@* ---
 425 dnl
 426 dnl Author:     Mark Wooding
 427 dnl
 428 dnl Synopsis:   mdw_LIB_CONFIG(LIB, NAME, VERSION, IF-FOUND, IF-NOT-FOUND)
 429 dnl
 430 dnl Arguments:  LIB = the name of the library (and its configuration program)
 431 dnl             NAME = a presentable version of the library's name
 432 dnl             VERSION = version of library required
 433 dnl             IF-FOUND = what to do if found
 434 dnl             IF-NOT-FOUND = what to do if not found
 435 dnl
 436 dnl Use:        Configures a library client program, using a configuration
 437 dnl             script provided by the library maintainer.
 438 dnl
 439 dnl             The default version is 1.0.0pre0; the default action is to
 440 dnl             add everything to the CFLAGS and LIBS variables, and complain
 441 dnl             if the library couldn't be found.
 442 dnl
 443 dnl             The variable LIB_VERSION contains the version number of
 444 dnl             the library; LIB_CFLAGS is the C compiler flags required
 445 dnl             and LIB_LIBS is the linker flags.
 446
 447 AC_DEFUN([mdw_LIB_CONFIG],
 448 [pushdef([upname], translit([$1], [a-z], [A-Z]))dnl
 449 AC_MSG_CHECKING([for $2 library])
 450 if $1-config --check $3 >/dev/null 2>&1; then
 451   upname[]_VERSION=`$1-config --version`
 452   upname[]_CFLAGS=`$1-config --cflags`
 453   upname[]_LIBS=`$1-config --libs`
 454   AC_SUBST(upname[]_VERSION)
 455   AC_SUBST(upname[]_CFLAGS)
 456   AC_SUBST(upname[]_LIBS)
 457   ifelse([$4], [],
 458   [CFLAGS="$CFLAGS $upname[]_CFLAGS"
 459   LIBS="$upname[]_LIBS $LIBS"],
 460   $4)
 461   AC_MSG_RESULT([$upname[]_VERSION])
 462 else
 463   ifelse([$5], [],
 464   AC_MSG_ERROR([$2 library not found or too old.]),
 465   $5)
 466   AC_MSG_RESULT([not found])
 467 fi
 468 popdef([upname])])
 469
 470 dnl --- *@-mdw_MLIB-@* ---
 471 dnl
 472 dnl Author:     Mark Wooding
 473 dnl
 474 dnl Synopsis:   mdw_MLIB(VERSION, IF-FOUND, IF-NOT-FOUND
 475 dnl
 476 dnl Arguments:  VERSION = version of library required
 477 dnl             IF-FOUND = what to do if found
 478 dnl             IF-NOT-FOUND = what to do if not found
 479 dnl
 480 dnl Use:        Configures an mLib client program.
 481
 482 AC_DEFUN([mdw_MLIB], [mdw_LIB_CONFIG(mLib, mLib, $@)])
 483
 484 dnl --- *@-mdw_MGLIB-@* ---
 485 dnl
 486 dnl Author:     Mark Wooding
 487 dnl
 488 dnl Synopsis:   mdw_MGLIB(VERSION, IF-FOUND, IF-NOT-FOUND
 489 dnl
 490 dnl Arguments:  VERSION = version of library required
 491 dnl             IF-FOUND = what to do if found
 492 dnl             IF-NOT-FOUND = what to do if not found
 493 dnl
 494 dnl Use:        Configures an mgLib client program.
 495
 496 AC_DEFUN([mdw_MGLIB],
 497 [AC_REQUIRE([mdw_MLIB], [mdw_MLIB([2.0.3])])
 498 mdw_LIB_CONFIG(mgLib, mgLib, $@)])
 499
 500 dnl --- *@-mdw_CATACOMB-@* ---
 501 dnl
 502 dnl Author:     Mark Wooding
 503 dnl
 504 dnl Synopsis:   mdw_CATACOMB([VERSION], [IF-FOUND], [IF-NOT-FOUND])
 505 dnl
 506 dnl Arguments:  VERSION = version of Catacomb required
 507 dnl             IF-FOUND = what to do if found
 508 dnl             IF-NOT-FOUND = what to do if not found
 509 dnl
 510 dnl Use:        Configures the program as a Catacomb client.
 511
 512 AC_DEFUN([mdw_CATACOMB],
 513 [AC_REQUIRE([mdw_MLIB], [mdw_MLIB([2.0.3])])
 514 mdw_LIB_CONFIG(catacomb, Catacomb, $@)])
 515
 516 dnl --- *@-mdw_PK-@* ---
 517 dnl
 518 dnl Author:     Mark Wooding
 519 dnl
 520 dnl Synopsis:   mdw_PK([VERSION], [IF-FOUND], [IF-NOT-FOUND])
 521 dnl
 522 dnl Arguments:  VERSION = version of PK required
 523 dnl             IF-FOUND = what to do if found
 524 dnl             IF-NOT-FOUND = what to do if not found
 525 dnl
 526 dnl Use:        Configures the program as a PK client.
 527
 528 AC_DEFUN([mdw_PK],
 529 [AC_REQUIRE([mdw_MLIB], [mdw_MLIB([2.0.3])])
 530 mdw_LIB_CONFIG(pk, PK, $@)])
 531
 532 dnl --- *@-mdw_OPT_NDEBUG-@* ---
 533 dnl
 534 dnl Author:     Mark Wooding
 535 dnl
 536 dnl Synopsis:   mdw_OPT_NDEBUG
 537 dnl
 538 dnl Arguments:  ---
 539 dnl
 540 dnl Use:        Turns on the `NDEBUG' flag, to disable useful things like
 541 dnl             assertions.
 542
 543 AC_DEFUN([mdw_OPT_NDEBUG],
 544 [AC_ARG_ENABLE(debugging,
 545 [  --disable-debugging     spews vast swathes of useless information],
 546 [if test "$enableval" = "no"; then
 547   AC_DEFINE([NDEBUG], [1],
 548             [Define to turn off assertions and other debugging.  Not recommended.])
 549 fi])])
 550
 551 dnl --- *@-mdw_OPT_EFENCE-@* ---
 552 dnl
 553 dnl Author:     Mark Wooding
 554 dnl
 555 dnl Synopsis:   mdw_OPT_EFENCE
 556 dnl
 557 dnl Arguments:  ---
 558 dnl
 559 dnl Use:        Links with the Electric Fence library.
 560
 561 AC_DEFUN([mdw_OPT_EFENCE],
 562 [AC_ARG_WITH(electric-fence,
 563 [  --with-electric-fence   link programs with Electric Fence],
 564 [if test "$withval" = "yes"; then
 565   AC_CHECK_LIB(efence, malloc)
 566 fi])])
 567
 568 dnl --- *@-mdw_OPT_TRACE-@* ---
 569 dnl
 570 dnl Author:     Mark Wooding
 571 dnl
 572 dnl Synopsis:   mdw_OPT_TRACE
 573 dnl
 574 dnl Arguments:  ---
 575 dnl
 576 dnl Use:        Turns on the `NTRACE' flag, to disable useful things like
 577 dnl             trace outputs.
 578
 579 AC_DEFUN([mdw_OPT_TRACE],
 580 [AC_ARG_ENABLE(tracing,
 581 [  --disable-tracing       disable output of trace information],
 582 [if test "$enableval" = "no"; then
 583   AC_DEFINE([NTRACE], [1], [Define to turn off tracing.])
 584 fi])])
 585
 586 dnl --- *@-mdw_OPT_mLib_TRACK-@* ---
 587 dnl
 588 dnl Author:     Mark Wooding
 589 dnl
 590 dnl Synopsis:   mdw_OPT_mLib_TRACK(PROGRAM)
 591 dnl
 592 dnl Arguments:  PROGRAM = name of this program or package.
 593 dnl
 594 dnl Use:        Controls the unsupported mLib memory tracker.  The
 595 dnl             following are defined:
 596 dnl
 597 dnl               --enable-track          turns on malloc tracking
 598 dnl               --enable-blame-PROGRAM  tracks malloc contexts in PROGRAM
 599 dnl
 600 dnl             There must be  a separate `blame' option for each program,
 601 dnl             so that the various blame options in a hierarchy get
 602 dnl             propagated properly.  This is an obsolete feature from the
 603 dnl             days when mLib was provided as a subdirectory of other
 604 dnl             packages.
 605
 606 AC_DEFUN([mdw_OPT_mLib_TRACK],
 607 [AC_REQUIRE([mdw_OPT_TRACE])
 608 AC_ARG_ENABLE(track,
 609 [  --enable-track          enable tracking of malloc and free],
 610 [AC_DEFINE([TRACK_ENABLE], [1],
 611            [Define to turn on memory tracking.  Doesn't work properly.])])
 612 AC_ARG_ENABLE(blame-$1,
 613 [  --enable-blame-$1
 614                           track malloc contexts while in $1],
 615 [AC_DEFINE([TRACK_BLAME], [1],
 616            [Define to track mallocs in this code.])])])
 617
 618 dnl --- *@-mdw_OPT_mLib_DEBUG-@* ---
 619 dnl
 620 dnl Author:     Mark Wooding
 621 dnl
 622 dnl Synopsis:   mdw_OPT_mLib_DEBUG(PROGRAM)
 623 dnl
 624 dnl Arguments:  PROGRAM = name of this program or package.
 625 dnl
 626 dnl Use:        Provides all of the above debugging options.
 627
 628 AC_DEFUN([mdw_OPT_mLib_DEBUG],
 629 [AC_REQUIRE([mdw_OPT_NDEBUG])
 630 AC_REQUIRE([mdw_OPT_mLib_TRACK], [mdw_OPT_mLib_TRACK([$1])])])
 631
 632 dnl --- *@-mdw_DEFINE_PATHS-@*
 633 dnl
 634 dnl Author:     Mark Wooding
 635 dnl
 636 dnl Synopsis:   mdw_DEFINE_PATHS(CODE)
 637 dnl
 638 dnl Arguments:  CODE = shell script code to execute
 639 dnl
 640 dnl Use:        Fixes up various variables so that pathname defines can be
 641 dnl             defined.  Within CODE, you may use the following macros:
 642 dnl
 643 dnl             mdw_PROG(NAME)          Transformed program name
 644 dnl
 645 dnl             mdw_PATH(PATH)          Expanded path (may contain variables)
 646 dnl
 647 dnl             mdw_DEFINE_PROG(SYMBOL, PROG)
 648 dnl                                     Define a symbol as a transformed
 649 dnl                                     program name.
 650 dnl
 651 dnl             mdw_DEFINE_PATH(SYMBOL, NAME)
 652 dnl                                     Define a symbol as an expanded path
 653
 654 AC_DEFUN([mdw_DEFINE_PATHS],
 655 [mdw_prefix=$prefix mdw_exec_prefix=$exec_prefix
 656 mdw_transform=`echo "$program_transform_name"|sed 's,\\\\\\\\,\\\\,g; s,\\$\\$,$,g'`
 657 test "$prefix" = "NONE" && prefix=$ac_default_prefix
 658 test "$exec_prefix" = "NONE" && exec_prefix=$prefix
 659 $1
 660 prefix=$mdw_prefix exec_prefix=$mdw_exec_prefix])
 661
 662 AC_DEFUN([mdw_PROG], [`echo "$1"|sed "$mdw_transform"`])
 663 AC_DEFUN([mdw_PATH], [dnl
 664 `t="$1"; dnl
 665 while :; do dnl
 666 case "$t" in dnl
 667 *\\$[]*) t=\`eval echo "$t"\`;; dnl
 668 *) break;; dnl
 669 esac; done; dnl
 670 echo "$t"`])
 671 AC_DEFUN([mdw_DEFINE_PROG],
 672          [AC_DEFINE_UNQUOTED([$1], ["mdw_PROG([$2])"],
 673                              [Program name for $2.])])
 674 AC_DEFUN([mdw_DEFINE_PATH], [AC_DEFINE_UNQUOTED([$1], ["mdw_PATH([$2])"],
 675                                                 [Pathname for $2.])])
 676
 677 dnl --- *@-mdw_DIR_TEXMF-@* ---
 678 dnl
 679 dnl Author:     Mark Wooding
 680 dnl
 681 dnl Synopsis:   mdw_DIR_TEXMF
 682 dnl
 683 dnl Arguments:  ---
 684 dnl
 685 dnl Use:        Sets the substitution `texmfdir' as a sensible TeX install
 686 dnl             tree.
 687
 688 AC_DEFUN([mdw_DIR_TEXMF], [
 689 AC_ARG_WITH([texmfdir],
 690 [  --with-texmfdir=DIR     set the TeX install directory to DIR],
 691 [texmfdir=$withval],
 692 [AC_MSG_CHECKING([where to put installed TeX files])
 693 mdw_DEFINE_PATHS([
 694 texmfdir='${datadir}/texmf'
 695 for d in \
 696   '${datadir}/texmf' '${prefix}/lib/texmf' \
 697   '${prefix}/texmf' '${libdir}/lib/texmf'; do
 698   if test -d "mdw_PATH([$d])"; then
 699     texmfdir=$d
 700     break
 701   fi
 702 done
 703 AC_MSG_RESULT([$texmfdir])])])
 704 AC_SUBST(texmfdir)])
 705
 706 dnl --- *@-mdw_MANEXT-@* ---
 707 dnl
 708 dnl Author:     Mark Wooding
 709 dnl
 710 dnl Synopsis:   mdw_MANEXT
 711 dnl
 712 dnl Arguments:  ---
 713 dnl
 714 dnl Use:        Sets the substitution `manext' for man page extensions.
 715
 716 AC_DEFUN([mdw_MANEXT], [
 717 AC_ARG_WITH([man-ext],
 718 [  --with-man-ext=EXT      give manpages the EXT extension (e.g., foo.3EXT)],
 719 [manext=$withval], [manext=mLib])
 720 AC_SUBST(manext)])
 721
 722 dnl----- That's all, folks --------------------------------- *@--GLOB-END--@*