configure.in

   1 AC_PREREQ(2.60)
   2 AC_INIT([openocd], [0.3.0-in-development],
   3   [OpenOCD Mailing List <openocd-development@lists.berlios.de>])
   4 AC_CONFIG_SRCDIR([src/openocd.c])
   5
   6 AM_INIT_AUTOMAKE([-Wall -Wno-portability dist-bzip2 dist-zip])
   7 AM_MAINTAINER_MODE
   8
   9 AM_CONFIG_HEADER(config.h)
  10 AH_BOTTOM([
  11 #include "system.h"
  12 #include "replacements.h"
  13 ])
  14
  15 AC_LANG_C
  16 AC_PROG_CC
  17 AC_PROG_CC_C99
  18 AM_PROG_CC_C_O
  19 AC_PROG_RANLIB
  20
  21 dnl disable checks for C++, Fortran and GNU Java Compiler
  22 m4_defun([_LT_AC_LANG_CXX_CONFIG], [:])
  23 m4_defun([_LT_AC_LANG_F77_CONFIG], [:])
  24 m4_defun([_LT_AC_LANG_GCJ_CONFIG], [:])
  25 AC_DISABLE_SHARED
  26 AC_PROG_LIBTOOL
  27 AC_SUBST(LIBTOOL_DEPS)
  28
  29
  30 dnl configure checks required for Jim files (these are obsolete w/ C99)
  31 AC_C_CONST
  32 AC_TYPE_LONG_LONG_INT
  33
  34
  35 AC_SEARCH_LIBS([ioperm], [ioperm])
  36 AC_SEARCH_LIBS([dlopen], [dl])
  37
  38 AC_CHECK_HEADERS(arpa/inet.h)
  39 AC_CHECK_HEADERS(elf.h)
  40 AC_CHECK_HEADERS(dirent.h)
  41 AC_CHECK_HEADERS(fcntl.h)
  42 AC_CHECK_HEADERS(ifaddrs.h)
  43 AC_CHECK_HEADERS(malloc.h)
  44 AC_CHECK_HEADERS(netdb.h)
  45 AC_CHECK_HEADERS(netinet/in.h)
  46 AC_CHECK_HEADERS(netinet/tcp.h)
  47 AC_CHECK_HEADERS(pthread.h)
  48 AC_CHECK_HEADERS(strings.h)
  49 AC_CHECK_HEADERS(sys/ioctl.h)
  50 AC_CHECK_HEADERS(sys/param.h)
  51 AC_CHECK_HEADERS(sys/poll.h)
  52 AC_CHECK_HEADERS(sys/select.h)
  53 AC_CHECK_HEADERS(sys/socket.h)
  54 AC_CHECK_HEADERS(sys/stat.h)
  55 AC_CHECK_HEADERS(sys/time.h)
  56 AC_CHECK_HEADERS(sys/types.h)
  57 AC_CHECK_HEADERS(unistd.h)
  58
  59 AC_CHECK_HEADERS([net/if.h], [], [], [dnl
  60 #include <stdio.h>
  61 #ifdef STDC_HEADERS
  62 # include <stdlib.h>
  63 # include <stddef.h>
  64 #else
  65 # ifdef HAVE_STDLIB_H
  66 #  include <stdlib.h>
  67 # endif
  68 #endif
  69 #ifdef HAVE_SYS_SOCKET_H
  70 # include <sys/socket.h>
  71 #endif
  72 ])
  73
  74 AC_HEADER_ASSERT
  75 AC_HEADER_STDBOOL
  76 AC_HEADER_TIME
  77
  78 AC_C_BIGENDIAN
  79
  80 AC_CHECK_FUNCS(strndup)
  81 AC_CHECK_FUNCS(strnlen)
  82 AC_CHECK_FUNCS(gettimeofday)
  83 AC_CHECK_FUNCS(usleep)
  84 AC_CHECK_FUNCS(vasprintf)
  85
  86 build_bitbang=no
  87 build_bitq=no
  88 is_cygwin=no
  89 is_mingw=no
  90 is_win32=no
  91 is_darwin=no
  92
  93 if test $cross_compiling = no; then
  94   # guess-rev.sh only exists in the repository, not in the released archives
  95   AC_CHECK_FILE("$srcdir/guess-rev.sh", has_guess_rev=yes, has_guess_rev=no)
  96
  97   AC_MSG_CHECKING([whether to build a release])
  98   if test $has_guess_rev = no; then
  99     build_release=yes
 100   else
 101     build_release=no
 102   fi
 103   AC_MSG_RESULT($build_release)
 104 else
 105   build_release=yes
 106 fi
 107
 108 # We are not *ALWAYS* being installed in the standard place.
 109 # We may be installed in a "tool-build" specific location.
 110 # Normally with other packages - as part of a tool distro.
 111 # Thus - we should search that 'libdir' also.
 112 #
 113 # And - if we are being installed there - the odds are
 114 # The libraries unique to what we are are there too.
 115 #
 116
 117 # Expand nd deal with NONE - just like configure will do later
 118 OCDprefix=$prefix
 119 OCDxprefix=$exec_prefix
 120 test x"$OCDprefix"  = xNONE && OCDprefix=$ac_default_prefix
 121 # Let make expand exec_prefix.
 122 test x"$OCDxprefix" = xNONE && OCDxprefix="$OCDprefix"
 123
 124 # what matters is the "exec-prefix"
 125 if test "$OCDxprefix" != "$ac_default_prefix"
 126 then
 127     # We are installing in a non-standard place
 128     # Nonstandard --prefix and/or --exec-prefix
 129     # We have an override of some sort.
 130     # use build specific install library dir
 131
 132     LDFLAGS="$LDFLAGS -L$OCDxprefix/lib"
 133     # RPATH becomes an issue on Linux only
 134     if test $host_os = linux-gnu || test $host_os = linux ; then
 135       LDFLAGS="$LDFLAGS -Wl,-rpath,$OCDxprefix/lib"
 136     fi
 137     # The "INCDIR" is also usable
 138     CFLAGS="$CFLAGS -I$includedir"
 139 fi
 140
 141 AC_ARG_WITH(ftd2xx,
 142    AS_HELP_STRING([--with-ftd2xx=<PATH>],[This option has been removed.]),
 143   [
 144 # Option Given.
 145 cat << __EOF__
 146
 147 The option: --with-ftd2xx=<PATH> has been removed.
 148 On Linux, the new option is:
 149
 150   --with-ftd2xx-linux-tardir=/path/to/files
 151
 152 Where <path> is the path the the directory where the "tar.gz" file
 153 from FTDICHIP.COM was unpacked, for example:
 154
 155   --with-ftd2xx-linux-tardir=${HOME}/libftd2xx0.4.16
 156
 157 On Cygwin/MingW32, the new option is:
 158
 159   --with-ftd2xx-win32-zipdir=/path/to/files
 160
 161 Where <path> is the path to the directory where the "zip" file from
 162 FTDICHIP.COM was unpacked, for example:
 163
 164   --with-ftd2xx-win32-zipdir=${HOME}/ftd2xx.cdm.files
 165
 166 __EOF__
 167
 168    AC_MSG_ERROR([Sorry Cannot continue])
 169   ], [true])
 170
 171 #========================================
 172 # FTD2XXX support comes in 4 forms.
 173 #    (1) win32 - via a zip file
 174 #    (2) linux - via a tar file
 175 #    (3) linux/cygwin/mingw - via libftdi
 176 #    (4) darwin - installed under /usr/local
 177 #
 178 # In case (1) and (2) we need to know where the package was unpacked.
 179
 180 AC_ARG_WITH(ftd2xx-win32-zipdir,
 181   AS_HELP_STRING([--with-ftd2xx-win32-zipdir],[Where (CYGWIN/MINGW) the zip file from ftdichip.com was unpacked <default=search>]),
 182   [
 183   # option present
 184   if test -d $with_ftd2xx_win32_zipdir
 185   then
 186     with_ftd2xx_win32_zipdir=`cd $with_ftd2xx_win32_zipdir && pwd`
 187     AC_MSG_NOTICE([Using: ftdichip.com library: $with_ftd2xx_win32_zipdir])
 188   else
 189     AC_MSG_ERROR([Parameter to --with-ftd2xx-win32-zipdir is not a dir: $with_ftd2xx_win32_zipdir])
 190   fi
 191   ], [true])
 192
 193 AC_ARG_WITH(ftd2xx-linux-tardir,
 194   AS_HELP_STRING([--with-ftd2xx-linux-tardir], [Where (Linux/Unix) the tar file from ftdichip.com was unpacked <default=search>]),
 195   [
 196   # Option present
 197   if test $is_win32 = yes ; then
 198      AC_MSG_ERROR([The option: --with-ftd2xx-linux-tardir is only usable on linux])
 199   fi
 200   if test -d $with_ftd2xx_linux_tardir
 201   then
 202     with_ftd2xx_linux_tardir=`cd $with_ftd2xx_linux_tardir && pwd`
 203     AC_MSG_NOTICE([Using: ftdichip.com library: $with_ftd2xx_linux_tardir])
 204   else
 205     AC_MSG_ERROR([Parameter to --with-ftd2xx-linux-tardir is not a dir: $with_ftd2xx_linux_tardir])
 206   fi
 207   ], [true])
 208
 209 AC_ARG_WITH(ftd2xx-lib,
 210   AS_HELP_STRING([--with-ftd2xx-lib],
 211     [Use static or shared ftd2xx libs on default static]),
 212   [
 213   case "$withval" in
 214   static)
 215     with_ftd2xx_lib=$withval
 216     ;;
 217   shared)
 218     with_ftd2xx_lib=$withval
 219     ;;
 220   *)
 221     AC_MSG_ERROR([Option: --with-ftd2xx-lib=static or --with-ftd2xx-lib=shared not, $withval])
 222     ;;
 223   esac
 224   ], [
 225   # Default is static - it is simpler :-(
 226   with_ftd2xx_lib=static
 227   ])
 228
 229 AC_ARG_ENABLE(gccwarnings,
 230   AS_HELP_STRING([--disable-gccwarnings], [Disable compiler warnings]),
 231   [gcc_warnings=$enableval], [gcc_warnings=yes])
 232
 233 AC_ARG_ENABLE(wextra,
 234   AS_HELP_STRING([--disable-wextra], [Disable extra compiler warnings]),
 235   [gcc_wextra=$enableval], [gcc_wextra=$gcc_warnings])
 236
 237 AC_ARG_ENABLE(werror,
 238   AS_HELP_STRING([--disable-werror], [Do not treat warnings as errors]),
 239   [gcc_werror=$enableval], [gcc_werror=$gcc_warnings])
 240
 241 # set default verbose options, overridden by following options
 242 debug_jtag_io=no
 243 debug_usb_io=no
 244 debug_usb_comms=no
 245
 246 AC_ARG_ENABLE(verbose,
 247   AS_HELP_STRING([--enable-verbose],
 248       [Enable verbose JTAG I/O messages (for debugging).]),
 249   [
 250   debug_jtag_io=$enableval
 251   debug_usb_io=$enableval
 252   debug_usb_comms=$enableval
 253   ], [])
 254
 255 AC_ARG_ENABLE(verbose_jtag_io,
 256   AS_HELP_STRING([--enable-verbose-jtag-io],
 257       [Enable verbose JTAG I/O messages (for debugging).]),
 258   [debug_jtag_io=$enableval], [])
 259 AC_ARG_ENABLE(verbose_usb_io,
 260   AS_HELP_STRING([--enable-verbose-usb-io],
 261       [Enable verbose USB I/O messages (for debugging)]),
 262   [debug_usb_io=$enableval], [])
 263 AC_ARG_ENABLE(verbose_usb_comms,
 264   AS_HELP_STRING([--enable-verbose-usb-comms],
 265       [Enable verbose USB communication messages (for debugging)]),
 266   [debug_usb_comms=$enableval], [])
 267
 268 AC_MSG_CHECKING([whether to enable verbose JTAG I/O messages]);
 269 AC_MSG_RESULT($debug_jtag_io)
 270 if test $debug_jtag_io = yes; then
 271   AC_DEFINE([_DEBUG_JTAG_IO_],[1], [Print verbose JTAG I/O messages])
 272 fi
 273
 274 AC_MSG_CHECKING([whether to enable verbose USB I/O messages]);
 275 AC_MSG_RESULT($debug_usb_io)
 276 if test $debug_usb_io = yes; then
 277   AC_DEFINE([_DEBUG_USB_IO_],[1], [Print verbose USB I/O messages])
 278 fi
 279
 280 AC_MSG_CHECKING([whether to enable verbose USB communication messages]);
 281 AC_MSG_RESULT($debug_usb_comms)
 282 if test $debug_usb_comms = yes; then
 283   AC_DEFINE([_DEBUG_USB_COMMS_],[1], [Print verbose USB communication messages])
 284 fi
 285
 286
 287 debug_malloc=no
 288 AC_ARG_ENABLE(malloc_logging,
 289   AS_HELP_STRING([--enable-malloc-logging],
 290       [Include free space in logging messages (requires malloc.h).]),
 291   [debug_malloc=$enableval], [])
 292
 293 AC_MSG_CHECKING([whether to enable malloc free space logging]);
 294 AC_MSG_RESULT($debug_malloc)
 295 if test $debug_malloc = yes; then
 296   AC_DEFINE([_DEBUG_FREE_SPACE_],[1], [Include malloc free space in logging])
 297 fi
 298
 299
 300 AC_ARG_ENABLE(dummy,
 301   AS_HELP_STRING([--enable-dummy], [Enable building the dummy port driver]),
 302   [build_dummy=$enableval], [build_dummy=no])
 303
 304 AC_ARG_ENABLE(parport,
 305   AS_HELP_STRING([--enable-parport], [Enable building the pc parallel port driver]),
 306   [build_parport=$enableval], [build_parport=no])
 307
 308 AC_ARG_ENABLE(parport_ppdev,
 309   AS_HELP_STRING([--disable-parport-ppdev],
 310       [Disable use of ppdev (/dev/parportN) for parport (for x86 only)]),
 311     [parport_use_ppdev=$enableval], [parport_use_ppdev=yes])
 312
 313 AC_ARG_ENABLE(parport_giveio,
 314     AS_HELP_STRING([--enable-parport-giveio],
 315       [Enable use of giveio for parport (for CygWin only)]),
 316     [parport_use_giveio=$enableval], [parport_use_giveio=])
 317
 318 AC_ARG_ENABLE(ft2232_libftdi,
 319   AS_HELP_STRING([--enable-ft2232_libftdi], [Enable building support for FT2232 based devices using the libftdi driver, opensource alternate of FTD2XX]),
 320   [build_ft2232_libftdi=$enableval], [build_ft2232_libftdi=no])
 321
 322 AC_ARG_ENABLE(ft2232_ftd2xx,
 323   AS_HELP_STRING([--enable-ft2232_ftd2xx], [Enable building support for FT2232 based devices using the FTD2XX driver from ftdichip.com]),
 324   [build_ft2232_ftd2xx=$enableval], [build_ft2232_ftd2xx=no])
 325
 326 AC_ARG_ENABLE(ft2232_highspeed,
 327   AS_HELP_STRING([--enable-ft2232-highspeed], [Enable building support for FT2232H and FT4232H-based devices (requires >=libftd2xx-0.4.16 or >=libftdi-0.16)]),
 328   [want_ft2232_highspeed=$enableval], [want_ft2232_highspeed=no])
 329
 330 AC_ARG_ENABLE(amtjtagaccel,
 331   AS_HELP_STRING([--enable-amtjtagaccel], [Enable building the Amontec JTAG-Accelerator driver]),
 332   [build_amtjtagaccel=$enableval], [build_amtjtagaccel=no])
 333
 334 AC_ARG_ENABLE(ecosboard,
 335   AS_HELP_STRING([--enable-ecosboard], [Enable building support for eCos based JTAG debugger]),
 336   [build_ecosboard=$enableval], [build_ecosboard=no])
 337
 338 AC_ARG_ENABLE(zy1000,
 339   AS_HELP_STRING([--enable-zy1000], [Enable ZY1000 interface]),
 340   [build_zy1000=$enableval], [build_zy1000=no])
 341
 342 AC_ARG_ENABLE(ioutil,
 343   AS_HELP_STRING([--enable-ioutil], [Enable ioutil functions - useful for standalone OpenOCD implementations]),
 344   [build_ioutil=$enableval], [build_ioutil=no])
 345
 346 AC_ARG_ENABLE(httpd,
 347   AS_HELP_STRING([--enable-httpd], [Enable builtin httpd server - useful for standalone OpenOCD implementations]),
 348   [build_httpd=$enableval], [build_httpd=no])
 349
 350 case "${host_cpu}" in
 351   arm*)
 352     AC_ARG_ENABLE(ep93xx,
 353       AS_HELP_STRING([--enable-ep93xx], [Enable building support for EP93xx based SBCs]),
 354       [build_ep93xx=$enableval], [build_ep93xx=no])
 355
 356     AC_ARG_ENABLE(at91rm9200,
 357       AS_HELP_STRING([--enable-at91rm9200], [Enable building support for AT91RM9200 based SBCs]),
 358       [build_at91rm9200=$enableval], [build_at91rm9200=no])
 359     ;;
 360
 361   *)
 362     build_ep93xx=no
 363     build_at91rm9200=no
 364     ;;
 365 esac
 366
 367 AC_ARG_ENABLE(gw16012,
 368   AS_HELP_STRING([--enable-gw16012], [Enable building support for the Gateworks GW16012 JTAG Programmer]),
 369   [build_gw16012=$enableval], [build_gw16012=no])
 370
 371 AC_ARG_ENABLE(presto_libftdi,
 372   AS_HELP_STRING([--enable-presto_libftdi], [Enable building support for ASIX Presto Programmer using the libftdi driver]),
 373   [build_presto_libftdi=$enableval], [build_presto_libftdi=no])
 374
 375 AC_ARG_ENABLE(presto_ftd2xx,
 376   AS_HELP_STRING([--enable-presto_ftd2xx], [Enable building support for ASIX Presto Programmer using the FTD2XX driver]),
 377   [build_presto_ftd2xx=$enableval], [build_presto_ftd2xx=no])
 378
 379 AC_ARG_ENABLE(usbprog,
 380   AS_HELP_STRING([--enable-usbprog], [Enable building support for the usbprog JTAG Programmer]),
 381   [build_usbprog=$enableval], [build_usbprog=no])
 382
 383 AC_ARG_ENABLE(oocd_trace,
 384   AS_HELP_STRING([--enable-oocd_trace], [Enable building support for the OpenOCD+trace ETM capture device]),
 385   [build_oocd_trace=$enableval], [build_oocd_trace=no])
 386
 387 AC_ARG_ENABLE(jlink,
 388   AS_HELP_STRING([--enable-jlink], [Enable building support for the Segger J-Link JTAG Programmer]),
 389   [build_jlink=$enableval], [build_jlink=no])
 390
 391 AC_ARG_ENABLE(vsllink,
 392   AS_HELP_STRING([--enable-vsllink], [Enable building support for the Versaloon-Link JTAG Programmer]),
 393   [build_vsllink=$enableval], [build_vsllink=no])
 394
 395 AC_ARG_ENABLE(rlink,
 396   AS_HELP_STRING([--enable-rlink], [Enable building support for the Raisonance RLink JTAG Programmer]),
 397   [build_rlink=$enableval], [build_rlink=no])
 398
 399 AC_ARG_ENABLE(arm-jtag-ew,
 400   AS_HELP_STRING([--enable-arm-jtag-ew], [Enable building support for the Olimex ARM-JTAG-EW Programmer]),
 401   [build_armjtagew=$enableval], [build_armjtagew=no])
 402
 403 AC_ARG_ENABLE(minidriver_dummy,
 404   AS_HELP_STRING([--enable-minidriver-dummy], [Enable the dummy minidriver.]),
 405   [build_minidriver_dummy=$enableval], [build_minidriver_dummy=no])
 406
 407
 408 build_minidriver=no
 409 AC_MSG_CHECKING([whether to enable ZY1000 minidriver])
 410 if test $build_zy1000 = yes; then
 411   if test $build_minidriver = yes; then
 412     AC_MSG_ERROR([Multiple minidriver options have been enabled.])
 413   fi
 414   AC_DEFINE(HAVE_JTAG_MINIDRIVER_H, 1,
 415       [Define to 1 if you have the <jtag_minidriver.h> header file.])
 416   build_minidriver=yes
 417 fi
 418 AC_MSG_RESULT($build_zy1000)
 419
 420
 421 AC_MSG_CHECKING([whether to enable dummy minidriver])
 422 if test $build_minidriver_dummy = yes; then
 423   if test $build_minidriver = yes; then
 424     AC_MSG_ERROR([Multiple minidriver options have been enabled.])
 425   fi
 426   build_minidriver=yes
 427   AC_DEFINE(BUILD_MINIDRIVER_DUMMY, 1, [Use the dummy minidriver.])
 428   AC_DEFINE(HAVE_JTAG_MINIDRIVER_H, 1,
 429       [Define to 1 if you have the <jtag_minidriver.h> header file.])
 430 fi
 431 AC_MSG_RESULT($build_minidriver_dummy)
 432
 433 AC_MSG_CHECKING([whether standard drivers can be built])
 434 if test "$build_minidriver" = yes; then
 435   AC_MSG_RESULT([no])
 436   AC_MSG_WARN([Using the minidriver disables all other drivers.])
 437   sleep 2
 438 else
 439   AC_MSG_RESULT([yes])
 440 fi
 441
 442 case "${host_cpu}" in
 443   i?86|x86*)
 444     ;;
 445   *)
 446     if test x$parport_use_ppdev = xno; then
 447       AC_MSG_WARN([--disable-parport-ppdev is not supported by the host CPU])
 448     fi
 449     parport_use_ppdev=yes
 450     ;;
 451 esac
 452
 453 case $host in
 454   *-cygwin*)
 455     is_win32=yes
 456     parport_use_ppdev=no
 457
 458     AC_COMPILE_IFELSE(AC_LANG_PROGRAM([],[return __MINGW32__;]),
 459       [is_mingw=yes],[is_mingw=no])
 460     if test $is_mingw = yes; then
 461       AC_DEFINE(IS_MINGW, 1, [1 if building for MinGW.])
 462       if test x$parport_use_giveio = xno; then
 463         AC_MSG_WARN([--disable-parport-giveio is not supported by MinGW32 hosts])
 464       fi
 465       parport_use_giveio=yes
 466       is_cygwin=no
 467     else
 468       is_cygwin=yes
 469       AC_DEFINE(IS_CYGWIN, 1, [1 if building for Cygwin.])
 470       # sys/io.h needed under cygwin for parport access
 471       if test $build_parport = yes; then
 472         AC_CHECK_HEADERS(sys/io.h,[],AC_MSG_ERROR([Please install the cygwin ioperm package]))
 473       fi
 474     fi
 475
 476     AC_DEFINE(IS_WIN32, 1, [1 if building for Win32.])
 477     AC_DEFINE(IS_DARWIN, 0, [0 if not building for Darwin.])
 478     ;;
 479   *-mingw*)
 480     is_mingw=yes
 481     is_win32=yes
 482     parport_use_ppdev=no
 483
 484     if test x$parport_use_giveio = xno; then
 485       AC_MSG_WARN([--disable-parport-giveio is not supported by MinGW32 hosts])
 486     fi
 487     parport_use_giveio=yes
 488
 489     AC_DEFINE(IS_MINGW, 1, [1 if building for MinGW.])
 490     AC_DEFINE(IS_WIN32, 1, [1 if building for Win32.])
 491     AC_DEFINE(IS_DARWIN, 0, [0 if not building for Darwin.])
 492     ;;
 493   *darwin*)
 494     is_darwin=yes
 495
 496     if test x$parport_use_giveio = xyes; then
 497       AC_MSG_WARN([--enable-parport-giveio cannot be used by Darwin hosts])
 498     fi
 499     parport_use_giveio=no
 500
 501     AC_DEFINE(IS_CYGWIN, 0, [0 if not building for Cygwin.])
 502     AC_DEFINE(IS_WIN32, 0, [0 if not building for Win32.])
 503     AC_DEFINE(IS_DARWIN, 1, [1 if building for Darwin.])
 504     ;;
 505   *)
 506     if test x$parport_use_giveio = xyes; then
 507       AC_MSG_WARN([--enable-parport-giveio cannot be used by ]$host[ hosts])
 508     fi
 509     parport_use_giveio=no
 510     AC_DEFINE(IS_CYGWIN, 0, [0 if not building for Cygwin.])
 511     AC_DEFINE(IS_WIN32, 0, [0 if not building for Win32.])
 512     AC_DEFINE(IS_DARWIN, 0, [0 if not building for Darwin.])
 513     ;;
 514 esac
 515
 516 if test $build_parport = yes; then
 517   build_bitbang=yes
 518   AC_DEFINE(BUILD_PARPORT, 1, [1 if you want parport.])
 519 else
 520   AC_DEFINE(BUILD_PARPORT, 0, [0 if you don't want parport.])
 521 fi
 522
 523 if test $build_dummy = yes; then
 524   build_bitbang=yes
 525   AC_DEFINE(BUILD_DUMMY, 1, [1 if you want dummy driver.])
 526 else
 527   AC_DEFINE(BUILD_DUMMY, 0, [0 if you don't want dummy driver.])
 528 fi
 529
 530 if test $build_ep93xx = yes; then
 531   build_bitbang=yes
 532   AC_DEFINE(BUILD_EP93XX, 1, [1 if you want ep93xx.])
 533 else
 534   AC_DEFINE(BUILD_EP93XX, 0, [0 if you don't want ep93xx.])
 535 fi
 536
 537 if test $build_ecosboard = yes; then
 538   AC_DEFINE(BUILD_ECOSBOARD, 1, [1 if you want eCosBoard.])
 539 else
 540   AC_DEFINE(BUILD_ECOSBOARD, 0, [0 if you don't want eCosBoard.])
 541 fi
 542
 543 if test $build_zy1000 = yes; then
 544   AC_DEFINE(BUILD_ZY1000, 1, [1 if you want ZY1000.])
 545 else
 546   AC_DEFINE(BUILD_ZY1000, 0, [0 if you don't want ZY1000.])
 547 fi
 548
 549 if test $build_ioutil = yes; then
 550   AC_DEFINE(BUILD_IOUTIL, 1, [1 if you want ioutils.])
 551 else
 552   AC_DEFINE(BUILD_IOUTIL, 0, [0 if you don't want ioutils.])
 553 fi
 554
 555 if test $build_httpd = yes; then
 556   AC_DEFINE(BUILD_HTTPD, 1, [1 if you want httpd.])
 557 else
 558   AC_DEFINE(BUILD_HTTPD, 0, [0 if you don't want httpd.])
 559 fi
 560
 561 if test $build_at91rm9200 = yes; then
 562   build_bitbang=yes
 563   AC_DEFINE(BUILD_AT91RM9200, 1, [1 if you want at91rm9200.])
 564 else
 565   AC_DEFINE(BUILD_AT91RM9200, 0, [0 if you don't want at91rm9200.])
 566 fi
 567
 568 if test x$parport_use_ppdev = xyes; then
 569   AC_DEFINE(PARPORT_USE_PPDEV, 1, [1 if you want parport to use ppdev.])
 570 else
 571   AC_DEFINE(PARPORT_USE_PPDEV, 0, [0 if you don't want parport to use ppdev.])
 572 fi
 573
 574 if test x$parport_use_giveio = xyes; then
 575   AC_DEFINE(PARPORT_USE_GIVEIO, 1, [1 if you want parport to use giveio.])
 576 else
 577   AC_DEFINE(PARPORT_USE_GIVEIO, 0, [0 if you don't want parport to use giveio.])
 578 fi
 579
 580 if test $build_bitbang = yes; then
 581   AC_DEFINE(BUILD_BITBANG, 1, [1 if you want a bitbang interface.])
 582 else
 583   AC_DEFINE(BUILD_BITBANG, 0, [0 if you don't want a bitbang interface.])
 584 fi
 585
 586 if test $build_ft2232_libftdi = yes; then
 587   AC_DEFINE(BUILD_FT2232_LIBFTDI, 1, [1 if you want libftdi ft2232.])
 588 else
 589   AC_DEFINE(BUILD_FT2232_LIBFTDI, 0, [0 if you don't want libftdi ft2232.])
 590 fi
 591
 592 if test $build_ft2232_ftd2xx = yes; then
 593   AC_DEFINE(BUILD_FT2232_FTD2XX, 1, [1 if you want ftd2xx ft2232.])
 594 else
 595   AC_DEFINE(BUILD_FT2232_FTD2XX, 0, [0 if you don't want ftd2xx ft2232.])
 596 fi
 597
 598 if test $build_amtjtagaccel = yes; then
 599   AC_DEFINE(BUILD_AMTJTAGACCEL, 1, [1 if you want the Amontec JTAG-Accelerator driver.])
 600 else
 601   AC_DEFINE(BUILD_AMTJTAGACCEL, 0, [0 if you don't want the Amontec JTAG-Accelerator driver.])
 602 fi
 603
 604 if test $build_gw16012 = yes; then
 605   AC_DEFINE(BUILD_GW16012, 1, [1 if you want the Gateworks GW16012 driver.])
 606 else
 607   AC_DEFINE(BUILD_GW16012, 0, [0 if you don't want the Gateworks GW16012 driver.])
 608 fi
 609
 610 if test $build_presto_libftdi = yes; then
 611   build_bitq=yes
 612   AC_DEFINE(BUILD_PRESTO_LIBFTDI, 1, [1 if you want the ASIX PRESTO driver using libftdi.])
 613 else
 614   AC_DEFINE(BUILD_PRESTO_LIBFTDI, 0, [0 if you don't want the ASIX PRESTO driver using libftdi.])
 615 fi
 616
 617 if test $build_presto_ftd2xx = yes; then
 618   build_bitq=yes
 619   AC_DEFINE(BUILD_PRESTO_FTD2XX, 1, [1 if you want the ASIX PRESTO driver using FTD2XX.])
 620 else
 621   AC_DEFINE(BUILD_PRESTO_FTD2XX, 0, [0 if you don't want the ASIX PRESTO driver using FTD2XX.])
 622 fi
 623
 624 if test $build_bitq = yes; then
 625   AC_DEFINE(BUILD_BITQ, 1, [1 if you want a bitq interface.])
 626 else
 627   AC_DEFINE(BUILD_BITQ, 0, [0 if you don't want a bitq interface.])
 628 fi
 629
 630 if test $build_usbprog = yes; then
 631   AC_DEFINE(BUILD_USBPROG, 1, [1 if you want the usbprog JTAG driver.])
 632 else
 633   AC_DEFINE(BUILD_USBPROG, 0, [0 if you don't want the usbprog JTAG driver.])
 634 fi
 635
 636 if test $build_oocd_trace = yes; then
 637   AC_DEFINE(BUILD_OOCD_TRACE, 1, [1 if you want the OpenOCD+trace ETM capture driver.])
 638 else
 639   AC_DEFINE(BUILD_OOCD_TRACE, 0, [0 if you don't want the OpenOCD+trace ETM capture driver.])
 640 fi
 641
 642 if test $build_jlink = yes; then
 643   AC_DEFINE(BUILD_JLINK, 1, [1 if you want the J-Link JTAG driver.])
 644 else
 645   AC_DEFINE(BUILD_JLINK, 0, [0 if you don't want the J-Link JTAG driver.])
 646 fi
 647
 648 if test $build_vsllink = yes; then
 649   AC_DEFINE(BUILD_VSLLINK, 1, [1 if you want the Versaloon-Link JTAG driver.])
 650 else
 651   AC_DEFINE(BUILD_VSLLINK, 0, [0 if you don't want the Versaloon-Link JTAG driver.])
 652 fi
 653
 654 if test $build_rlink = yes; then
 655   AC_DEFINE(BUILD_RLINK, 1, [1 if you want the RLink JTAG driver.])
 656 else
 657   AC_DEFINE(BUILD_RLINK, 0, [0 if you don't want the RLink JTAG driver.])
 658 fi
 659
 660 if test $build_armjtagew = yes; then
 661   AC_DEFINE(BUILD_ARMJTAGEW, 1, [1 if you want the ARM-JTAG-EW JTAG driver.])
 662 else
 663   AC_DEFINE(BUILD_ARMJTAGEW, 0, [0 if you don't want the ARM-JTAG-EW JTAG driver.])
 664 fi
 665
 666 #-- Deal with MingW/Cygwin FTD2XX issues
 667
 668 if test $is_win32 = yes; then
 669 if test "${with_ftd2xx_linux_tardir+set}" = set
 670 then
 671   AC_MSG_ERROR([The option: with_ftd2xx_linux_tardir is for LINUX only.])
 672 fi
 673
 674 if test $build_ft2232_ftd2xx = yes -o $build_presto_ftd2xx = yes ; then
 675   AC_MSG_CHECKING([for ftd2xx.lib exists (win32)])
 676
 677   # if we are given a zipdir...
 678   if test "${with_ftd2xx_win32_zipdir+set}" = set
 679   then
 680     # Set the CFLAGS for "ftd2xx.h"
 681     f=$with_ftd2xx_win32_zipdir/ftd2xx.h
 682     if test ! -f $f ; then
 683       AC_MSG_ERROR([File: $f cannot be found])
 684     fi
 685     CFLAGS="$CFLAGS -I$with_ftd2xx_win32_zipdir"
 686
 687     # And calculate the LDFLAGS for the machine
 688     case "$host_cpu" in
 689     i?86|x86_*)
 690       LDFLAGS="$LDFLAGS -L$with_ftd2xx_win32_zipdir/i386"
 691       LIBS="$LIBS -lftd2xx"
 692       f=$with_ftd2xx_win32_zipdir/i386/ftd2xx.lib
 693       ;;
 694     amd64)
 695       LDFLAGS="$LDFLAGS -L$with_ftd2xx_win32_zipdir/amd64"
 696       LIBS="$LIBS -lftd2xx"
 697       f=$with_ftd2xx_win32_zipdir/amd64/ftd2xx.lib
 698       ;;
 699     *)
 700       AC_MSG_ERROR([Unknown Win32 host cpu: $host_cpu])
 701       ;;
 702     esac
 703     if test ! -f $f ; then
 704          AC_MSG_ERROR([Library: $f not found])
 705     fi
 706   else
 707     LIBS="$LIBS -lftd2xx"
 708     AC_MSG_WARN([ASSUMPTION: The (win32) FTDICHIP.COM files: ftd2xx.h and ftd2xx.lib are in a proper place])
 709   fi
 710 fi
 711 fi # win32
 712
 713 if test $is_darwin = yes ; then
 714 if test "${with_ftd2xx_win32_zipdir+set}" = set
 715 then
 716    AC_MSG_ERROR([The option: --with-ftd2xx-win32-zipdir is for win32 only])
 717 fi
 718 if test "${with_ftd2xx_linux_tardir+set}" = set
 719 then
 720    AC_MSG_ERROR([The option: with_ftd2xx_linux_tardir is for LINUX only.])
 721 fi
 722
 723 if test $build_ft2232_ftd2xx = yes -o $build_presto_ftd2xx = yes ; then
 724    AC_MSG_CHECKING([for libftd2xx.a (darwin)])
 725
 726    if test ! -f /usr/local/include/ftd2xx.h ; then
 727       AC_MSG_ERROR([ftd2xx library from FTDICHIP.com seems to be missing, cannot find: /usr/local/include/ftd2xx.h])
 728    fi
 729
 730    CFLAGS="$CFLAGS -I/usr/local/include"
 731    LDFLAGS="$LDFLAGS -L/usr/local/lib"
 732    LIBS="$LIBS -lftd2xx"
 733    AC_MSG_RESULT([-L/usr/local/lib -lftd2xx])
 734 fi
 735 fi # darwin
 736
 737 if test $is_win32 = no && test $is_darwin = no ; then
 738
 739 if test "${with_ftd2xx_win32_zipdir+set}" = set
 740 then
 741    AC_MSG_ERROR([The option: --with-ftd2xx-win32-zipdir is for win32 only])
 742 fi
 743
 744 if test $build_ft2232_ftd2xx = yes -o $build_presto_ftd2xx = yes ; then
 745    # Must be linux
 746    if test $host_os != linux-gnu && test $host_os != linux ; then
 747       AC_MSG_ERROR([The (linux) ftd2xx library from FTDICHIP.com is linux only. Try --enable-ft2232-libftdi instead])
 748   fi
 749   # Are we given a TAR directory?
 750   if test "${with_ftd2xx_linux_tardir+set}" = set
 751   then
 752     AC_MSG_CHECKING([uninstalled ftd2xx distribution])
 753     # The .H file is simple..
 754     FTD2XX_H=$with_ftd2xx_linux_tardir/ftd2xx.h
 755     if test ! -f "${FTD2XX_H}"; then
 756     AC_MSG_ERROR([Option: --with-ftd2xx-linux-tardir appears wrong, cannot find: ${FTD2XX_H}])
 757     fi
 758     CFLAGS="$CFLAGS -I$with_ftd2xx_linux_tardir"
 759     FTD2XX_LDFLAGS="-L$with_ftd2xx_linux_tardir"
 760     FTD2XX_LIB="-lftd2xx"
 761     if test $with_ftd2xx_lib != shared; then
 762       # Test #1 - Future proof - if/when ftdichip fixes their distro.
 763       # Try it with the simple ".a" suffix.
 764       FTD2XX_LIB="$with_ftd2xx_linux_tardir/static_lib/libftd2xx.a"
 765       if test -f "${FTD2XX_LIB}"; then
 766         FTD2XX_LDFLAGS="${FTD2XX_LDFLAGS}/static_lib"
 767       else
 768         # Test Number2.
 769         # Grr.. perhaps it exists as a version number?
 770         FTD2XX_LIB="$with_ftd2xx_linux_tardir/static_lib/libftd2xx.a.*.*.*"
 771         count=`ls ${FTD2XX_LIB} | wc -l`
 772         if test $count -gt 1 ; then
 773           AC_MSG_ERROR([Multiple libftd2xx.a files found in: $with_ftd2xx_linux_tardir/static_lib sorry cannot handle this yet])
 774         fi
 775         if test $count -ne 1 ; then
 776           AC_MSG_ERROR([Not found: $f, option: --with-ftd2xx-linux-tardir appears to be wrong])
 777         fi
 778         # Because the "-l" rules do not understand version numbers...
 779         # we will just stuff the absolute path onto the LIBS variable
 780         FTD2XX_LIB="`ls ${FTD2XX_LIB}` -lpthread"
 781         FTD2XX_LDFLAGS=""
 782       fi
 783     fi
 784     LDFLAGS="${LDFLAGS} ${FTD2XX_LDFLAGS}"
 785     LIBS="${LIBS} ${FTD2XX_LIB}"
 786     AC_MSG_RESULT([${FTD2XX_LDFLAGS} ${FTD2XX_LIB}])
 787   else
 788     AC_CHECK_HEADER([ftd2xx.h],[],[
 789         AC_MSG_ERROR([You seem to be missing the FTD2xx driver header file.])
 790       ])
 791     AC_SEARCH_LIBS([FT_GetLibraryVersion],[ftd2xx],,[
 792         AC_MSG_ERROR([You appear to be missing the FTD2xx driver library.])
 793       ],[])
 794   fi
 795 fi
 796 fi # linux
 797
 798 if test $build_ft2232_ftd2xx = yes -o $build_presto_ftd2xx = yes; then
 799
 800 # Before we go any further - make sure we can *BUILD* and *RUN*
 801 # a simple app with the "ftd2xx.lib" file - in what ever form we where given
 802 # We should be able to compile, link and run this test program now
 803 AC_MSG_CHECKING([whether ftd2xx library works])
 804
 805 #
 806 # Save the LDFLAGS for later..
 807 LDFLAGS_SAVE=$LDFLAGS
 808 CFLAGS_SAVE=$CFLAGS
 809 _LDFLAGS=`eval echo $LDFLAGS`
 810 _CFLAGS=`eval echo $CFLAGS`
 811 LDFLAGS=$_LDFLAGS
 812 CFLAGS=$_CFLAGS
 813
 814 AC_RUN_IFELSE([
 815 #include "confdefs.h"
 816 #if IS_WIN32
 817 #include "windows.h"
 818 #endif
 819 #include <stdio.h>
 820 #include <ftd2xx.h>
 821
 822 int
 823 main( int argc, char **argv )
 824 {
 825   DWORD x;
 826   FT_GetLibraryVersion( &x );
 827   return 0;
 828 }
 829   ], [
 830     AC_MSG_RESULT([Success!])
 831   ], [
 832     AC_MSG_ERROR([Cannot build & run test program using ftd2xx.lib])
 833   ], [
 834     AC_MSG_RESULT([Skipping as we are cross-compiling])
 835   ])
 836
 837 AC_MSG_CHECKING([whether to build ftd2xx highspeed device support])
 838 AC_MSG_RESULT([$want_ft2232_highspeed])
 839 if test $want_ft2232_highspeed != no; then
 840   AC_MSG_CHECKING([for ftd2xx highspeed device support])
 841   AC_COMPILE_IFELSE([
 842 #include "confdefs.h"
 843 #if IS_WIN32
 844 #include "windows.h"
 845 #endif
 846 #include <stdio.h>
 847 #include <ftd2xx.h>
 848 DWORD x = FT_DEVICE_4232H;
 849     ], [
 850       AC_DEFINE(BUILD_FT2232_HIGHSPEED, [1],
 851         [Support FT2232H/FT4232HS with FTD2XX or libftdi.])
 852       build_ft2232_highspeed=yes
 853     ], [
 854       build_ft2232_highspeed=no
 855     ])
 856   AC_MSG_RESULT([$build_ft2232_highspeed])
 857
 858   if test $want_ft2232_highspeed = yes -a $build_ft2232_highspeed = no; then
 859     AC_MSG_ERROR([You need a newer FTD2XX driver (version 0.4.16 or later).])
 860   fi
 861 fi
 862
 863 LDFLAGS=$LDFLAGS_SAVE
 864 CFLAGS=$CFLAGS_SAVE
 865 fi
 866
 867 if test $build_ft2232_libftdi = yes ; then
 868   # We assume: the package is preinstalled in the proper place
 869   # these present as 2 libraries..
 870   LIBS="$LIBS -lftdi -lusb"
 871   #
 872   # Try to build a small program.
 873   AC_MSG_CHECKING([Build & Link with libftdi...])
 874
 875   LDFLAGS_SAVE=$LDFLAGS
 876   CFLAGS_SAVE=$CFLAGS
 877   _LDFLAGS=`eval echo $LDFLAGS`
 878   _CFLAGS=`eval echo $CFLAGS`
 879   LDFLAGS=$_LDFLAGS
 880   CFLAGS=$_CFLAGS
 881
 882   AC_RUN_IFELSE([
 883 #include <stdio.h>
 884 #include <ftdi.h>
 885
 886 int
 887 main( int argc, char **argv )
 888 {
 889   struct ftdi_context *p;
 890   p = ftdi_new();
 891   if( p != NULL ){
 892       return 0;
 893   } else {
 894       fprintf( stderr, "calling ftdi_new() failed\n");
 895       return 1;
 896         }
 897 }
 898     ], [
 899       AC_MSG_RESULT([Success])
 900     ], [
 901       AC_MSG_ERROR([Cannot build & run test program using libftdi])
 902     ], [
 903       AC_MSG_RESULT([Skipping as we are cross-compiling])
 904     ])
 905
 906   AC_MSG_CHECKING([whether to build libftdi highspeed device support])
 907   AC_MSG_RESULT([$want_ft2232_highspeed])
 908   if test $want_ft2232_highspeed != no; then
 909     AC_MSG_CHECKING([for libftdi highspeed device support])
 910     AC_COMPILE_IFELSE([
 911 #include <stdio.h>
 912 #include <ftdi.h>
 913 enum ftdi_chip_type x = TYPE_2232H;
 914     ], [
 915       AC_DEFINE(BUILD_FT2232_HIGHSPEED, [1],
 916         [Support FT2232H/FT4232HS with FTD2XX or libftdi.])
 917       build_ft2232_highspeed=yes
 918     ], [
 919       build_ft2232_highspeed=no
 920     ])
 921     AC_MSG_RESULT([$build_ft2232_highspeed])
 922
 923     if test $want_ft2232_highspeed = yes -a $build_ft2232_highspeed = no; then
 924       AC_MSG_ERROR([You need a newer libftdi version (0.16 or later).])
 925     fi
 926   fi
 927
 928   # Restore the 'unexpanded ldflags'
 929   LDFLAGS=$LDFLAGS_SAVE
 930   CFLAGS=$CFLAGS_SAVE
 931 fi
 932
 933 # check for usb.h when a driver will require it
 934 if test $build_jlink = yes -o $build_vsllink = yes -o $build_usbprog = yes -o \
 935   $build_rlink = yes -o $build_armjtagew = yes
 936 then
 937   AC_CHECK_HEADERS([usb.h],[],
 938   [AC_MSG_ERROR([usb.h is required to build some OpenOCD driver(s)])])
 939 fi
 940
 941 AM_CONDITIONAL(RELEASE, test $build_release = yes)
 942 AM_CONDITIONAL(PARPORT, test $build_parport = yes)
 943 AM_CONDITIONAL(DUMMY, test $build_dummy = yes)
 944 AM_CONDITIONAL(GIVEIO, test x$parport_use_giveio = xyes)
 945 AM_CONDITIONAL(EP93XX, test $build_ep93xx = yes)
 946 AM_CONDITIONAL(ECOSBOARD, test $build_ecosboard = yes)
 947 AM_CONDITIONAL(ZY1000, test $build_zy1000 = yes)
 948 AM_CONDITIONAL(IOUTIL, test $build_ioutil = yes)
 949 AM_CONDITIONAL(HTTPD, test $build_httpd = yes)
 950 AM_CONDITIONAL(AT91RM9200, test $build_at91rm9200 = yes)
 951 AM_CONDITIONAL(BITBANG, test $build_bitbang = yes)
 952 AM_CONDITIONAL(FT2232_LIBFTDI, test $build_ft2232_libftdi = yes)
 953 AM_CONDITIONAL(FT2232_DRIVER, test $build_ft2232_ftd2xx = yes -o $build_ft2232_libftdi = yes)
 954 AM_CONDITIONAL(AMTJTAGACCEL, test $build_amtjtagaccel = yes)
 955 AM_CONDITIONAL(GW16012, test $build_gw16012 = yes)
 956 AM_CONDITIONAL(PRESTO_LIBFTDI, test $build_presto_libftdi = yes)
 957 AM_CONDITIONAL(PRESTO_DRIVER, test $build_presto_ftd2xx = yes -o $build_presto_libftdi = yes)
 958 AM_CONDITIONAL(USBPROG, test $build_usbprog = yes)
 959 AM_CONDITIONAL(OOCD_TRACE, test $build_oocd_trace = yes)
 960 AM_CONDITIONAL(JLINK, test $build_jlink = yes)
 961 AM_CONDITIONAL(VSLLINK, test $build_vsllink = yes)
 962 AM_CONDITIONAL(RLINK, test $build_rlink = yes)
 963 AM_CONDITIONAL(ARMJTAGEW, test $build_armjtagew = yes)
 964 AM_CONDITIONAL(IS_CYGWIN, test $is_cygwin = yes)
 965 AM_CONDITIONAL(IS_MINGW, test $is_mingw = yes)
 966 AM_CONDITIONAL(IS_WIN32, test $is_win32 = yes)
 967 AM_CONDITIONAL(IS_DARWIN, test $is_darwin = yes)
 968 AM_CONDITIONAL(BITQ, test $build_bitq = yes)
 969
 970 AM_CONDITIONAL(MINIDRIVER, test $build_minidriver = yes)
 971 AM_CONDITIONAL(MINIDRIVER_DUMMY, test $build_minidriver_dummy = yes)
 972
 973 # Look for environ alternatives.  Possibility #1: is environ in unistd.h or stdlib.h?
 974 AC_MSG_CHECKING([for environ in unistd.h and stdlib.h])
 975 AC_COMPILE_IFELSE([
 976 #define _GNU_SOURCE
 977 #include <unistd.h>
 978 #include <stdlib.h>
 979 int main(int argc, char **argv) { char **ep = environ; }
 980   ], [
 981     AC_MSG_RESULT([yes])
 982     has_environ=yes
 983   ], [
 984     AC_MSG_RESULT([no])
 985
 986     # Possibility #2: can environ be found in an available library?
 987     AC_MSG_CHECKING([for extern environ])
 988     AC_LINK_IFELSE([
 989 extern char **environ;
 990 int main(int argc, char **argv) { char **ep = environ; }
 991       ], [
 992         AC_DEFINE(NEED_ENVIRON_EXTERN, [1], [Must declare 'environ' to use it.])
 993         has_environ=yes
 994       ], [
 995         has_environ=no
 996       ])
 997     AC_MSG_RESULT([${has_environ}])
 998   ])
 999
1000 if test "${has_environ}" != "yes" ; then
1001   AC_MSG_FAILURE([Could not find 'environ' in unistd.h or available libraries.])
1002 fi
1003
1004 AC_DEFINE([_GNU_SOURCE],[1],[Use GNU C library extensions (e.g. stdndup).])
1005
1006 # set default gcc warnings
1007 GCC_WARNINGS="-Wall -Wstrict-prototypes -Wformat-security"
1008 if test "${gcc_wextra}" = yes; then
1009   GCC_WARNINGS="${GCC_WARNINGS} -Wextra -Wno-unused-parameter"
1010   GCC_WARNINGS="${GCC_WARNINGS} -Wbad-function-cast"
1011   GCC_WARNINGS="${GCC_WARNINGS} -Wcast-align"
1012   GCC_WARNINGS="${GCC_WARNINGS} -Wredundant-decls"
1013 fi
1014 if test "${gcc_werror}" = yes; then
1015   GCC_WARNINGS="${GCC_WARNINGS} -Werror"
1016 fi
1017
1018 # overide default gcc cflags
1019 if test $gcc_warnings = yes; then
1020   CFLAGS="$CFLAGS $GCC_WARNINGS"
1021 fi
1022
1023 # Setup for compiling build tools
1024 AC_MSG_CHECKING([for a C compiler for build tools])
1025 if test $cross_compiling = yes; then
1026   AC_CHECK_PROGS(CC_FOR_BUILD, gcc cc)
1027   CFLAGS_FOR_BUILD="-g -O2 $GCC_WARNINGS"
1028 else
1029   CC_FOR_BUILD=$CC
1030   CFLAGS_FOR_BUILD=$CFLAGS
1031 fi
1032
1033 AC_MSG_RESULT([$CC_FOR_BUILD])
1034 AC_SUBST(CC_FOR_BUILD)
1035 AC_SUBST(CFLAGS_FOR_BUILD)
1036
1037 AC_MSG_CHECKING([for suffix of executable build tools])
1038 if test $cross_compiling = yes; then
1039   cat >conftest.c <<\_______EOF
1040 int main ()
1041 {
1042   exit (0);
1043 }
1044 _______EOF
1045   for i in .exe ""; do
1046     compile="$CC_FOR_BUILD conftest.c -o conftest$i"
1047     if AC_TRY_EVAL(compile); then
1048       if (./conftest) 2>&AC_FD_CC; then
1049         EXEEXT_FOR_BUILD=$i
1050         break
1051       fi
1052     fi
1053   done
1054   rm -f conftest*
1055   if test "${EXEEXT_FOR_BUILD+set}" != set; then
1056     AC_MSG_ERROR([Cannot determine suffix of executable build tools])
1057   fi
1058 else
1059   EXEEXT_FOR_BUILD=$EXEEXT
1060 fi
1061 AC_MSG_RESULT([$EXEEXT_FOR_BUILD])
1062 AC_SUBST(EXEEXT_FOR_BUILD)
1063
1064 AC_OUTPUT(dnl
1065     Makefile dnl
1066     src/Makefile dnl
1067     src/helper/Makefile dnl
1068     src/jtag/Makefile dnl
1069     src/xsvf/Makefile dnl
1070     src/svf/Makefile dnl
1071     src/target/Makefile dnl
1072     src/server/Makefile dnl
1073     src/flash/Makefile dnl
1074     src/pld/Makefile dnl
1075     doc/Makefile dnl
1076   )