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_REQUIRE-@* ---
  32 dnl
  33 dnl Author:     Mark Wooding
  34 dnl
  35 dnl Synopsis:   mdw_REQUIRE(MACRO, ARGS...)
  36 dnl
  37 dnl Arguments:  MACRO = name of a macro which should have been called
  38 dnl             ARGS = arguments to pass
  39 dnl
  40 dnl Use:        Like `AC_REQUIRE', only it handles arguments.
  41
  42 m4_define([_m4_divert(mdwdvt_REQUIRE)], 54633)
  43 AC_DEFUN([mdw_REQUIRE],
  44 [ifdef([AC_PROVIDE_$1], ,
  45 [AC_DIVERT_PUSH([mdwdvt_REQUIRE])dnl
  46 indir($@)
  47 AC_DIVERT_POP()dnl
  48 ])])
  49
  50 dnl --- *@-mdw_CURSES-@* ---
  51 dnl
  52 dnl Author:     Mark Wooding
  53 dnl
  54 dnl Synopsis:   mdw_CURSES
  55 dnl
  56 dnl Arguments:  ---
  57 dnl
  58 dnl Use:        Searches for a `curses' library (one of `ncurses' or
  59 dnl             `curses') using mdw_CHECK_MANYLIBS.  If one is found, the
  60 dnl             preprocessor macro HAVE_CURSES is defined, and a search is
  61 dnl             made for a `curses' header file (one of <ncurses.h>,
  62 dnl             <ncurses/ncurses.h> or <curses.h>) using AC_CHECK_HEADERS
  63 dnl             and the appropriate preprocessor symbol is defined.
  64 dnl             Finally, a check is made for the function `wresize' using
  65 dnl             AC_CHECK_FUNCS.
  66
  67 AC_DEFUN([mdw_CURSES],
  68 [mdw_CHECK_MANYLIBS(newwin, ncurses curses, AC_DEFINE(HAVE_CURSES))
  69 if test $mdw_cv_lib_newwin != no; then
  70 AC_CHECK_HEADERS([ncurses.h ncurses/ncurses.h curses.h], [break])
  71 if test "$ac_cv_header_ncurses_h" = "no" &&
  72    test "$ac_cv_header_ncurses_ncurses_h" = "no" &&
  73    test "$ac_cv_header_curses_h" = "no"; then
  74      AC_MSG_WARN([couldn't find a \`curses' header.  Assuming \`curses.h'.])
  75      AC_DEFINE(HAVE_CURSES_H)
  76 fi
  77 AC_CHECK_FUNCS(wresize)
  78 fi])
  79
  80 dnl --- *@-mdw_TYPE_SSIZE_T-@* ---
  81 dnl
  82 dnl Author:     Mark Wooding
  83 dnl
  84 dnl Synopsis:   mdw_TYPE_SSIZE_T
  85 dnl
  86 dnl Arguments:  ---
  87 dnl
  88 dnl Use:        Checks whether the Posix type `ssize_t' is defined.  If not,
  89 dnl             it defaults to `int'.
  90
  91 AC_DEFUN([mdw_TYPE_SSIZE_T],
  92 [AC_REQUIRE([AC_HEADER_STDC])
  93 AC_CACHE_CHECK(for ssize_t, mdw_cv_ssize_t,
  94 [AC_EGREP_CPP(ssize_t,
  95 [#include <sys/types.h>
  96 #if HAVE_UNISTD_H
  97 #include <unistd.h>
  98 #endif
  99 #if STDC_HEADERS
 100 #include <stdlib.h>
 101 #include <stddef.h>
 102 #endif],
 103 [mdw_cv_ssize_t=yes], [mdw_cv_ssize_t=no])])
 104 if test $mdw_cv_ssize_t = no; then
 105   AC_DEFINE(ssize_t, int)
 106 fi])
 107
 108 dnl --- *@-mdw_DECL_ENVIRON-@* ---
 109 dnl
 110 dnl Author:     Mark Wooding
 111 dnl
 112 dnl Synopsis:   mdw_DECL_ENVIRON
 113 dnl
 114 dnl Arguments:  ---
 115 dnl
 116 dnl Use:        Searches for a declaration of the global `environ' variable.
 117 dnl             If one is found in one of the `usual' places, DECL_ENVIRON
 118 dnl             is defined as a preprocessor symbol.
 119
 120 AC_DEFUN([mdw_DECL_ENVIRON],
 121 [AC_CACHE_CHECK([for declaration of \`environ'], mdw_cv_environ,
 122 [AC_EGREP_CPP(environ,
 123 [#include <sys/types.h>
 124 #if HAVE_UNISTD_H
 125 #include <unistd.h>
 126 #endif
 127 #if STDC_HEADERS
 128 #include <stdlib.h>
 129 #include <stddef.h>
 130 #endif], [mdw_cv_environ=yes], [mdw_cv_environ=no])])
 131 if test $mdw_cv_environ = yes; then
 132   AC_DEFINE(DECL_ENVIRON)
 133 fi])
 134
 135 dnl --- *@-mdw_CHECK_MANYLIBS-@* ---
 136 dnl
 137 dnl Author:     Mark Wooding
 138 dnl
 139 dnl Synopsis:   mdw_CHECK_MANYLIBS(FUNC, LIBS, [IF-FOUND], [IF-NOT-FOUND],
 140 dnl                     [INCLUDES], [ARGS])
 141 dnl
 142 dnl Arguments:  FUNC = a function to try to find
 143 dnl             LIBS = a whitespace-separated list of libraries to search
 144 dnl             IF-FOUND = what to do when the function is found
 145 dnl             IF-NOT-FOUND = what to do when the function isn't found
 146 dnl             INCLUDES = other include files to add
 147 dnl             ARGS = arguments to pass the function
 148 dnl
 149 dnl Use:        Searches for a library which defines FUNC.  It first tries
 150 dnl             without any libraries; then it tries each library specified
 151 dnl             in LIBS in turn.  If it finds a match, it adds the
 152 dnl             appropriate library to `LIBS'.
 153 dnl
 154 dnl             This is particularly handy under DIREIX: if you link with
 155 dnl             `-lnsl' then you get non-NIS-aware versions of getpwnam and
 156 dnl             so on, which is clearly a Bad Thing.
 157
 158 AC_DEFUN([mdw_CHECK_MANYLIBS],
 159 [AC_CACHE_CHECK([for library containing $1], [mdw_cv_lib_$1],
 160 [mdw_save_LIBS="$LIBS"
 161 mdw_cv_lib_$1="no"
 162 AC_TRY_LINK([$5], [$1($6)], [mdw_cv_lib_$1="none required"])
 163 test "$mdw_cv_lib_$1" = "no" && for i in $2; do
 164 LIBS="-l$i $mdw_save_LIBS"
 165 AC_TRY_LINK([$5], [$1($6)],
 166 [mdw_cv_lib_$1="-l$i"
 167 break])
 168 done
 169 LIBS="$mdw_save_LIBS"])
 170 if test "$mdw_cv_lib_$1" != "no"; then
 171   test "$mdw_cv_lib_$1" = "none required" || LIBS="$mdw_cv_lib_$1 $LIBS"
 172   $3
 173 else :
 174   $4
 175 fi])
 176
 177 dnl --- *@-mdw__PYTHON_VERSION-@* ---
 178 dnl
 179 dnl Will fail hopelessly on Python < 1.5.2.  Nobody uses that any more,
 180 dnl right?
 181
 182 AC_DEFUN([mdw__PYTHON_VERSION],
 183 [$1 -c 'from sys import *; v = argv[1]; vv = v.split("."); x = 0
 184 for i in range(len(vv)): x = x | (int(vv[i]) << (24 - i * 8))
 185 exit(x > hexversion)' $2])
 186
 187 dnl --- *@-mdw_PROG_PYTHON-@* ---
 188 dnl
 189 dnl Author:     Mark Wooding
 190 dnl
 191 dnl Synopsis:   mdw_PROG_PYTHON(VERSION, [IF-FOUND], [IF-NOT-FOUND])
 192 dnl
 193 dnl Arguments:  VERSION = version number of Python required
 194 dnl             IF-FOUND = what to do if it's found
 195 dnl             IF-NOT-FOUND = what to do if it isn't
 196 dnl
 197 dnl Use:        Attempts to find a working version of Python with a late
 198 dnl             enough version number.  It supplies an option `--with-python'
 199 dnl             to allow the user to provide a Python interpreter.  If one
 200 dnl             isn't provided explicitly, it searches for `python' and
 201 dnl             `pythonVERSION' in the current PATH, asking them whether they
 202 dnl             have a late enough version number.  The path of the working
 203 dnl             Python is put into the `PYTHON' environment variable;
 204 dnl             `AC_SUBST' is used to substitute its value into Python
 205 dnl             scripts.  If there is no Python to be found, the value of
 206 dnl             `PYTHON' is set to be `none'.
 207
 208 AC_DEFUN([mdw_PROG_PYTHON],
 209 [AC_ARG_WITH([python],
 210 [  --with-python=PYTHON   specify path to Python version $1 or newer],
 211 [PYTHON="$withval"],
 212 if test -z "$PYTHON"; then
 213 [AC_CACHE_CHECK([for Python version $1 or later], mdw_cv_prog_python,
 214 [mdw_cv_prog_python="none"
 215 for p in `echo "$PATH:/usr/local/bin" | tr ":" " "`; do
 216   case $p in /*) ;; *) p=`pwd`/$p ;; esac
 217   if mdw__PYTHON_VERSION(["$p/python"], $1); then
 218     mdw_cv_prog_python="$p/python"
 219     break
 220   fi
 221   if mdw__PYTHON_VERSION(["$p/python$1"], $1); then
 222     mdw_cv_prog_python="$p/python$1"
 223     break
 224   fi
 225 done])
 226 PYTHON="$mdw_cv_prog_python"])
 227 fi
 228
 229 AC_SUBST(PYTHON)dnl
 230 if test "$PYTHON" = "none"; then :
 231   $3
 232 else :
 233   $2
 234 fi])
 235
 236 dnl --- *@-mdw_CHECK_PYTHON-@* ---
 237 dnl
 238 dnl Author:     Mark Wooding
 239 dnl
 240 dnl Synopsis:   mdw_CHECK_PYTHON(VERSION)
 241 dnl
 242 dnl Arguments:  VERSION = version number of Python required
 243 dnl
 244 dnl Use:        Verifies that the Python interpreter in the `PYTHON' shell
 245 dnl             variable actually works and is of the right version.  If it's
 246 dnl             not, an error is raised and configuration is aborted.
 247
 248 AC_DEFUN([mdw_CHECK_PYTHON],
 249 [mdw_REQUIRE([mdw_PROG_PYTHON], [$1])
 250 AC_MSG_CHECKING([whether Python ($PYTHON) works])
 251 if test "$PYTHON" != "none" && mdw__PYTHON_VERSION("$PYTHON", $1); then
 252   AC_MSG_RESULT([yes])
 253 else
 254   AC_MSG_RESULT([no])
 255   AC_MSG_ERROR([Python version $1 or newer not found.
 256 If you have a recent enough Python, and I just failed to find it, try using
 257 the --with-python=PYTHON option to give me an explicit pathname.])
 258 fi])
 259
 260 dnl --- *@-mdw__PERL_VERSION-@* ---
 261 dnl
 262 dnl AC_DEFUN relies on `[', `]' being quotes, so I have to drop down a level.
 263
 264 AC_DEFUN([mdw__PERL_VERSION], [mdw__PERL_VERSION_hack([$1], [$2])])
 265 changequote(<<, >>)
 266 define(<<mdw__PERL_VERSION_hack>>, <<$1 -e 'exit ($] < $2);' >&5 2>&5>>)
 267 changequote([, ])
 268
 269 dnl --- *@-mdw_PROG_PERL-@* ---
 270 dnl
 271 dnl Author:     Mark Wooding
 272 dnl
 273 dnl Synopsis:   mdw_PROG_PERL(VERSION, [IF-FOUND], [IF-NOT-FOUND])
 274 dnl
 275 dnl Arguments:  VERSION = version number of Perl required
 276 dnl             IF-FOUND = what to do if it's found
 277 dnl             IF-NOT-FOUND = what to do if it isn't
 278 dnl
 279 dnl Use:        Attempts to find a working version of Perl with a late
 280 dnl             enough version number.  It supplies an option `--with-perl'
 281 dnl             to allow the user to provide a Perl interpreter.  If one
 282 dnl             isn't provided explicitly, it searches for `perl' and `perl5'
 283 dnl             in the current PATH, asking them whether they have a late
 284 dnl             enough version number.  The path of the working Perl is
 285 dnl             put into the `PERL' environment variable; `AC_SUBST' is used
 286 dnl             to substitute its value into Perl scripts.  If there is no
 287 dnl             Perl to be found, the value of `PERL' is set to be `none'.
 288
 289 AC_DEFUN([mdw_PROG_PERL],
 290 [AC_ARG_WITH([perl],
 291 [  --with-perl=PERL       specify path to Perl version $1 or newer],
 292 [PERL="$withval"],
 293 if test -z "$PERL"; then
 294 [AC_CACHE_CHECK([for Perl version $1 or later], mdw_cv_prog_perl,
 295 [mdw_cv_prog_perl="none"
 296 for p in `echo "$PATH:/usr/local/bin" | tr ":" " "`; do
 297   case $p in /*) ;; *) p=`pwd`/$p ;; esac
 298   if mdw__PERL_VERSION(["$p/perl"], $1); then
 299     mdw_cv_prog_perl="$p/perl"
 300     break
 301   fi
 302   if mdw__PERL_VERSION(["$p/perl5"], $1); then
 303     mdw_cv_prog_perl="$p/perl5"
 304     break
 305   fi
 306 done])
 307 PERL="$mdw_cv_prog_perl"])
 308 fi
 309
 310 AC_SUBST(PERL)dnl
 311 if test "$PERL" = "none"; then :
 312   $3
 313 else :
 314   $2
 315 fi])
 316
 317 dnl --- *@-mdw_CHECK_PERL-@* ---
 318 dnl
 319 dnl Author:     Mark Wooding
 320 dnl
 321 dnl Synopsis:   mdw_CHECK_PERL(VERSION)
 322 dnl
 323 dnl Arguments:  VERSION = version number of Perl required
 324 dnl
 325 dnl Use:        Verifies that the Perl interpreter in the `PERL' shell
 326 dnl             variable actually works and is of the right version.  If it's
 327 dnl             not, an error is raised and configuration is aborted.
 328
 329 AC_DEFUN([mdw_CHECK_PERL],
 330 [mdw_REQUIRE([mdw_PROG_PERL], [$1])
 331 AC_MSG_CHECKING([whether Perl ($PERL) works])
 332 if test "$PERL" != "none" && mdw__PERL_VERSION("$PERL", $1); then
 333   AC_MSG_RESULT([yes])
 334 else
 335   AC_MSG_RESULT([no])
 336   AC_MSG_ERROR([Perl version $1 or newer not found.
 337 If you have a recent enough Perl, and I just failed to find it, try using
 338 the --with-perl=PERL option to give me an explicit pathname.])
 339 fi])
 340
 341 dnl --- *@-mdw_PERLLIB_CHECK-@* ---
 342 dnl
 343 dnl Author:     Mark Wooding
 344 dnl
 345 dnl Synopsis:   mdw_PERLLIB_CHECK(LIBRARY)
 346 dnl
 347 dnl Arguments:  LIBRARY = name of a Perl library to check for
 348 dnl
 349 dnl Use:        Ensures that a Perl script can `use LIBRARY;'.  If it can,
 350 dnl             all's well and good; if it can't, `LIBRARY.pm' is added to
 351 dnl             the variable `NEEDED_PERLLIBS' and a line which adds
 352 dnl             `pkgdatadir' to Perl's `@INC' array is placed in the
 353 dnl             variable `INC_PERLLIBS'; `AC_SUBST' is called for both of
 354 dnl             these variables.  It's expected that `NEEDED_PERLLIBS' will
 355 dnl             be used in the `Makefile.in' to decide which versions from
 356 dnl             the distribution need installing.
 357 dnl
 358 dnl             This macro isn't terribly useful in the general case.  It
 359 dnl             Also implicitly assumes that `$PERL' is Perl 5 or later.
 360
 361 AC_DEFUN([mdw__PERLLIB_INIT],
 362 [AC_SUBST(INC_PERLLIBS)dnl
 363 AC_SUBST(NEEDED_PERLLIBS)dnl
 364 ])
 365
 366 AC_DEFUN([mdw_PERLLIB_CHECK],
 367 [AC_REQUIRE([mdw__PERLLIB_INIT])
 368 mdw_REQUIRE([mdw_CHECK_PERL], 5)
 369 AC_CACHE_CHECK([for Perl library $1], mdw_cv_perllib_$1,
 370 [if $PERL -e 'use $1;' >&5 2>&5; then
 371   mdw_cv_perllib_$1="yes"
 372 else
 373   mdw_cv_perllib_$1="no"
 374 fi])
 375
 376 if test "$mdw_cv_perllib_$1" = "no"; then
 377   NEEDED_PERLLIBS="$NEEDED_PERLLIBS $1.pm"
 378
 379   # --- Deal with autoconf lossage ---
 380   #
 381   # It doesn't want to define `prefix' until rather later on, so I have
 382   # to bodge it here.
 383
 384   if test -z "$INC_PERLLIBS"; then
 385     mdw_old_prefix="$prefix"
 386     test "$prefix" = "NONE" && prefix="$ac_default_prefix";
 387     INC_PERLLIBS="BEGIN { push @INC, \"`eval echo $datadir/$PACKAGE`\"; }"
 388     prefix="$mdw_old_prefix";
 389   fi
 390 fi])
 391
 392 dnl --- *@-mdw_GCC_FLAGS-@* ---
 393 dnl
 394 dnl Author:     Mark Wooding
 395 dnl
 396 dnl Synopsis:   mdw_GCC_FLAGS([FLAGS], [CFLAGS], [C++FLAGS])
 397 dnl
 398 dnl Arguments:  FLAGS = GCC compiler flags to add (default is
 399 dnl                     `-pedantic -Wall')
 400 dnl             CFLAGS = GCC C compiler flags to add (default is empty)
 401 dnl             C++FLAGS = GCC C++ compiler flags to add (default is
 402 dnl                     `-fhandle-exceptions').
 403 dnl
 404 dnl Use:        If the C compiler is GCC, add the compiler flags.
 405
 406 AC_DEFUN([mdw_GCC_FLAGS],
 407 [if test "$GCC" = "yes"; then
 408   CFLAGS="$CFLAGS ifelse([$1], [], [-pedantic -Wall], [$1])"
 409   CFLAGS="$CFLAGS ifelse([$2], [], [], [$2])"
 410 fi
 411 if test "$GXX" = "yes"; then
 412   CXXFLAGS="$CXXFLAGS ifelse([$1], [], [-pedantic -Wall], [$1])"
 413   CXXFLAGS="$CXXFLAGS ifelse([$3], [], [-fhandle-exceptions], [$3])"
 414 fi])
 415
 416 dnl --- *@-mdw_INIT_LIB-@* ---
 417 dnl
 418 dnl Author:     Mark Wooding
 419 dnl
 420 dnl Synopsis:   mdw_INIT_LIB(LIB, NAME, VERSION, [PACKAGE])
 421 dnl
 422 dnl Arguments:  LIB = the name of the library (and the package)
 423 dnl             NAME = a presentable version of the library's name
 424 dnl             VERSION = version of the library
 425 dnl             PACKAGE = package name to pass on to AM_INIT_AUTOMAKE
 426 dnl
 427 dnl Use:        Sets up various useful variables.  This macro calls
 428 dnl             AM_INIT_AUTOMAKE, which might be considered useful.  It also
 429 dnl             provides variables for the use of `lib-config.in'.
 430
 431 AC_DEFUN([mdw_INIT_LIB],
 432 [AM_INIT_AUTOMAKE(ifelse([$4], [], [$1], [$4]), [$3])
 433 LIBRARY="$1" AC_SUBST(LIBRARY)
 434 LIBNAME="$2" AC_SUBST(LIBNAME)])
 435
 436 dnl --- *@-mdw_LIB_CONFIG-@* ---
 437 dnl
 438 dnl Author:     Mark Wooding
 439 dnl
 440 dnl Synopsis:   mdw_LIB_CONFIG(LIB, NAME, VERSION, IF-FOUND, IF-NOT-FOUND)
 441 dnl
 442 dnl Arguments:  LIB = the name of the library (and its configuration program)
 443 dnl             NAME = a presentable version of the library's name
 444 dnl             VERSION = version of library required
 445 dnl             IF-FOUND = what to do if found
 446 dnl             IF-NOT-FOUND = what to do if not found
 447 dnl
 448 dnl Use:        Configures a library client program, using a configuration
 449 dnl             script provided by the library maintainer.
 450 dnl
 451 dnl             The default version is 1.0.0pre0; the default action is to
 452 dnl             add everything to the CFLAGS and LIBS variables, and complain
 453 dnl             if the library couldn't be found.
 454 dnl
 455 dnl             The variable LIB_VERSION contains the version number of
 456 dnl             the library; LIB_CFLAGS is the C compiler flags required
 457 dnl             and LIB_LIBS is the linker flags.
 458
 459 AC_DEFUN([mdw_LIB_CONFIG],
 460 [pushdef([upname], translit([$1], [a-z], [A-Z]))dnl
 461 AC_MSG_CHECKING([for $2 library])
 462 if $1-config --check $3 >/dev/null 2>&1; then
 463   upname[]_VERSION=`$1-config --version`
 464   upname[]_CFLAGS=`$1-config --cflags`
 465   upname[]_LIBS=`$1-config --libs`
 466   AC_SUBST(upname[]_VERSION)
 467   AC_SUBST(upname[]_CFLAGS)
 468   AC_SUBST(upname[]_LIBS)
 469   ifelse([$4], [],
 470   [CFLAGS="$CFLAGS $upname[]_CFLAGS"
 471   LIBS="$upname[]_LIBS $LIBS"],
 472   $4)
 473   AC_MSG_RESULT([$upname[]_VERSION])
 474 else
 475   ifelse([$5], [],
 476   AC_MSG_ERROR([$2 library not found or too old.]),
 477   $5)
 478   AC_MSG_RESULT([not found])
 479 fi
 480 popdef([upname])])
 481
 482 dnl --- *@-mdw_MLIB-@* ---
 483 dnl
 484 dnl Author:     Mark Wooding
 485 dnl
 486 dnl Synopsis:   mdw_MLIB(VERSION, IF-FOUND, IF-NOT-FOUND
 487 dnl
 488 dnl Arguments:  VERSION = version of library required
 489 dnl             IF-FOUND = what to do if found
 490 dnl             IF-NOT-FOUND = what to do if not found
 491 dnl
 492 dnl Use:        Configures an mLib client program.
 493
 494 AC_DEFUN([mdw_MLIB], [mdw_LIB_CONFIG(mLib, mLib, $@)])
 495
 496 dnl --- *@-mdw_MGLIB-@* ---
 497 dnl
 498 dnl Author:     Mark Wooding
 499 dnl
 500 dnl Synopsis:   mdw_MGLIB(VERSION, IF-FOUND, IF-NOT-FOUND
 501 dnl
 502 dnl Arguments:  VERSION = version of library required
 503 dnl             IF-FOUND = what to do if found
 504 dnl             IF-NOT-FOUND = what to do if not found
 505 dnl
 506 dnl Use:        Configures an mgLib client program.
 507
 508 AC_DEFUN([mdw_MGLIB],
 509 [mdw_REQUIRE([mdw_MLIB], [1.6.0])
 510 mdw_LIB_CONFIG(mgLib, mgLib, $@)])
 511
 512 dnl --- *@-mdw_CATACOMB-@* ---
 513 dnl
 514 dnl Author:     Mark Wooding
 515 dnl
 516 dnl Synopsis:   mdw_CATACOMB([VERSION], [IF-FOUND], [IF-NOT-FOUND])
 517 dnl
 518 dnl Arguments:  VERSION = version of Catacomb required
 519 dnl             IF-FOUND = what to do if found
 520 dnl             IF-NOT-FOUND = what to do if not found
 521 dnl
 522 dnl Use:        Configures the program as a Catacomb client.
 523
 524 AC_DEFUN([mdw_CATACOMB],
 525 [mdw_REQUIRE([mdw_MLIB], [1.6.0])
 526 mdw_LIB_CONFIG(catacomb, Catacomb, $@)])
 527
 528 dnl --- *@-mdw_PK-@* ---
 529 dnl
 530 dnl Author:     Mark Wooding
 531 dnl
 532 dnl Synopsis:   mdw_PK([VERSION], [IF-FOUND], [IF-NOT-FOUND])
 533 dnl
 534 dnl Arguments:  VERSION = version of PK required
 535 dnl             IF-FOUND = what to do if found
 536 dnl             IF-NOT-FOUND = what to do if not found
 537 dnl
 538 dnl Use:        Configures the program as a PK client.
 539
 540 AC_DEFUN([mdw_PK],
 541 [mdw_REQUIRE([mdw_MLIB], [1.6.0])
 542 mdw_LIB_CONFIG(pk, PK, $@)])
 543
 544 dnl --- *@-mdw_OPT_NDEBUG-@* ---
 545 dnl
 546 dnl Author:     Mark Wooding
 547 dnl
 548 dnl Synopsis:   mdw_OPT_NDEBUG
 549 dnl
 550 dnl Arguments:  ---
 551 dnl
 552 dnl Use:        Turns on the `NDEBUG' flag, to disable useful things like
 553 dnl             assertions.
 554
 555 AC_DEFUN([mdw_OPT_NDEBUG],
 556 [AC_ARG_ENABLE(debugging,
 557 [  --disable-debugging     spews vast swathes of useless information],
 558 [if test "$enableval" = "no"; then
 559   AC_DEFINE(NDEBUG, 1)
 560 fi])])
 561
 562 dnl --- *@-mdw_OPT_EFENCE-@* ---
 563 dnl
 564 dnl Author:     Mark Wooding
 565 dnl
 566 dnl Synopsis:   mdw_OPT_EFENCE
 567 dnl
 568 dnl Arguments:  ---
 569 dnl
 570 dnl Use:        Links with the Electric Fence library.
 571
 572 AC_DEFUN([mdw_OPT_EFENCE],
 573 [AC_ARG_WITH(electric-fence,
 574 [  --with-electric-fence   link programs with Electric Fence],
 575 [if test "$withval" = "yes"; then
 576   AC_CHECK_LIB(efence, malloc)
 577 fi])])
 578
 579 dnl --- *@-mdw_OPT_TRACE-@* ---
 580 dnl
 581 dnl Author:     Mark Wooding
 582 dnl
 583 dnl Synopsis:   mdw_OPT_TRACE
 584 dnl
 585 dnl Arguments:  ---
 586 dnl
 587 dnl Use:        Turns on the `NTRACE' flag, to disable useful things like
 588 dnl             trace outputs.
 589
 590 AC_DEFUN([mdw_OPT_TRACE],
 591 [AC_ARG_ENABLE(tracing,
 592 [  --disable-tracing       disable output of trace information],
 593 [if test "$enableval" = "no"; then
 594   AC_DEFINE(NTRACE, 1)
 595 fi])])
 596
 597 dnl --- *@-mdw_OPT_mLib_TRACK-@* ---
 598 dnl
 599 dnl Author:     Mark Wooding
 600 dnl
 601 dnl Synopsis:   mdw_OPT_mLib_TRACK(PROGRAM)
 602 dnl
 603 dnl Arguments:  PROGRAM = name of this program or package.
 604 dnl
 605 dnl Use:        Controls the unsupported mLib memory tracker.  The
 606 dnl             following are defined:
 607 dnl
 608 dnl               --enable-track          turns on malloc tracking
 609 dnl               --enable-blame-PROGRAM  tracks malloc contexts in PROGRAM
 610 dnl
 611 dnl             There must be  a separate `blame' option for each program,
 612 dnl             so that the various blame options in a hierarchy get
 613 dnl             propagated properly.  This is an obsolete feature from the
 614 dnl             days when mLib was provided as a subdirectory of other
 615 dnl             packages.
 616
 617 AC_DEFUN([mdw_OPT_mLib_TRACK],
 618 [AC_REQUIRE([mdw_OPT_TRACE])
 619 AC_ARG_ENABLE(track,
 620 [  --enable-track          enable tracking of malloc and free],
 621 [AC_DEFINE(TRACK_ENABLE, 1)])
 622 AC_ARG_ENABLE(blame-$1,
 623 [  --enable-blame-$1
 624                           track malloc contexts while in $1],
 625 [AC_DEFINE(TRACK_BLAME, 1)])])
 626
 627 dnl --- *@-mdw_OPT_mLib_DEBUG-@* ---
 628 dnl
 629 dnl Author:     Mark Wooding
 630 dnl
 631 dnl Synopsis:   mdw_OPT_mLib_DEBUG(PROGRAM)
 632 dnl
 633 dnl Arguments:  PROGRAM = name of this program or package.
 634 dnl
 635 dnl Use:        Provides all of the above debugging options.
 636
 637 AC_DEFUN([mdw_OPT_mLib_DEBUG],
 638 [mdw_REQUIRE([mdw_OPT_NDEBUG])
 639 mdw_REQUIRE([mdw_OPT_mLib_TRACK], [$1])])
 640
 641 dnl --- *@-mdw_DEFINE_PATHS-@*
 642 dnl
 643 dnl Author:     Mark Wooding
 644 dnl
 645 dnl Synopsis:   mdw_DEFINE_FILES(CODE)
 646 dnl
 647 dnl Arguments:  CODE = shell script code to execute
 648 dnl
 649 dnl Use:        Fixes up various variables so that pathname defines can be
 650 dnl             defined.  Within CODE, you may use the following macros:
 651 dnl
 652 dnl             mdw_PROG(NAME)          Transformed program name
 653 dnl
 654 dnl             mdw_PATH(PATH)          Expanded path (may contain variables)
 655 dnl
 656 dnl             mdw_DEFINE_PROG(SYMBOL, PROG)
 657 dnl                                     Define a symbol as a transformed
 658 dnl                                     program name.
 659 dnl
 660 dnl             mdw_DEFINE_PATH(SYMBOL, NAME)
 661 dnl                                     Define a symbol as an expanded path
 662
 663 AC_DEFUN([mdw_DEFINE_PATHS],
 664 [mdw_prefix=$prefix mdw_exec_prefix=$exec_prefix
 665 mdw_transform=`echo "$program_transform_name"|sed 's,\\\\\\\\,\\\\,g; s,\\$\\$,$,g'`
 666 test "$prefix" = "NONE" && prefix=$ac_default_prefix
 667 test "$exec_prefix" = "NONE" && exec_prefix=$prefix
 668 $1
 669 prefix=$mdw_prefix exec_prefix=$mdw_exec_prefix])
 670
 671 AC_DEFUN([mdw_PROG], [`echo "$1"|sed "$mdw_transform"`])
 672 AC_DEFUN([mdw_PATH], [dnl
 673 `t="$1"; dnl
 674 while :; do dnl
 675 case "$t" in dnl
 676 *\\$[]*) t=\`eval echo "$t"\`;; dnl
 677 *) break;; dnl
 678 esac; done; dnl
 679 echo "$t"`])
 680 AC_DEFUN([mdw_DEFINE_PROG], [AC_DEFINE_UNQUOTED([$1], ["mdw_PROG([$2])"])])
 681 AC_DEFUN([mdw_DEFINE_PATH], [AC_DEFINE_UNQUOTED([$1], ["mdw_PATH([$2])"])])
 682
 683 dnl --- *@-mdw_DIR_TEXMF-@* ---
 684 dnl
 685 dnl Author:     Mark Wooding
 686 dnl
 687 dnl Synopsis:   mdw_DIR_TEXMF
 688 dnl
 689 dnl Arguments:  ---
 690 dnl
 691 dnl Use:        Sets the substitution `texmfdir' as a sensible TeX install
 692 dnl             tree.
 693
 694 AC_DEFUN([mdw_DIR_TEXMF], [
 695 AC_ARG_WITH([texmfdir],
 696 [  --with-texmfdir=DIR     set the TeX install directory to DIR],
 697 [texmfdir=$withval],
 698 [AC_MSG_CHECKING([where to put installed TeX files])
 699 mdw_DEFINE_PATHS([
 700 texmfdir='${datadir}/texmf'
 701 for d in \
 702   '${datadir}/texmf' '${prefix}/lib/texmf' \
 703   '${prefix}/texmf' '${libdir}/lib/texmf'; do
 704   if test -d "mdw_PATH([$d])"; then
 705     texmfdir=$d
 706     break
 707   fi
 708 done
 709 AC_MSG_RESULT([$texmfdir])])])
 710 AC_SUBST(texmfdir)])
 711
 712 dnl --- *@-mdw_MANEXT-@* ---
 713 dnl
 714 dnl Author:     Mark Wooding
 715 dnl
 716 dnl Synopsis:   mdw_MANEXT
 717 dnl
 718 dnl Arguments:  ---
 719 dnl
 720 dnl Use:        Sets the substitution `manext' for man page extensions.
 721
 722 AC_DEFUN([mdw_MANEXT], [
 723 AC_ARG_WITH([man-ext],
 724 [  --with-man-ext=EXT      give manpages the EXT extension (e.g., foo.3EXT)],
 725 [manext=$withval], [manext=mLib])
 726 AC_SUBST(manext)])
 727
 728 dnl----- That's all, folks --------------------------------- *@--GLOB-END--@*