gdb/configure.in

   1 dnl Autoconf configure script for GDB, the GNU debugger.
   2 dnl Copyright 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
   3 dnl
   4 dnl This file is part of GDB.
   5 dnl
   6 dnl This program is free software; you can redistribute it and/or modify
   7 dnl it under the terms of the GNU General Public License as published by
   8 dnl the Free Software Foundation; either version 2 of the License, or
   9 dnl (at your option) any later version.
  10 dnl
  11 dnl This program is distributed in the hope that it will be useful,
  12 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 dnl GNU General Public License for more details.
  15 dnl
  16 dnl You should have received a copy of the GNU General Public License
  17 dnl along with this program; if not, write to the Free Software
  18 dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19
  20 dnl Process this file with autoconf to produce a configure script.
  21
  22 AC_PREREQ(2.5)dnl
  23 AC_INIT(main.c)
  24 AC_CONFIG_HEADER(config.h:config.in)
  25
  26 AC_PROG_CC
  27 AC_AIX
  28 AC_ISC_POSIX
  29
  30 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
  31 AC_CANONICAL_SYSTEM
  32
  33 dnl gdb doesn't use gettext, but bfd does.  We call this to ensure we
  34 dnl link with the correct libraries.
  35 ALL_LINGUAS=
  36 CY_GNU_GETTEXT
  37
  38 dnl List of object files added by configure.
  39
  40 CONFIG_OBS=
  41 CONFIG_DEPS=
  42 CONFIG_SRCS=
  43
  44 configdirs="doc testsuite"
  45
  46 dnl
  47 changequote(,)dnl
  48
  49 . ${srcdir}/configure.host
  50
  51 . ${srcdir}/configure.tgt
  52
  53 dnl
  54 changequote([,])dnl
  55
  56 AC_PROG_INSTALL
  57 AC_CHECK_TOOL(AR, ar)
  58 AC_CHECK_TOOL(RANLIB, ranlib, :)
  59 AC_PROG_YACC
  60
  61 AC_ARG_PROGRAM
  62
  63 AC_TYPE_SIGNAL
  64
  65 AC_HEADER_STDC
  66 AC_CHECK_HEADERS(ctype.h curses.h endian.h libintl.h link.h \
  67                  memory.h objlist.h ptrace.h sgtty.h stddef.h stdlib.h \
  68                  string.h sys/procfs.h sys/ptrace.h sys/reg.h \
  69                  term.h termio.h termios.h unistd.h wait.h sys/wait.h \
  70                  wchar.h wctype.h asm/debugreg.h)
  71
  72 AC_HEADER_STAT
  73
  74 AC_C_CONST
  75
  76 AC_CHECK_FUNCS(setpgid sbrk sigaction isascii bzero bcopy btowc)
  77 AC_FUNC_ALLOCA
  78
  79 BFD_NEED_DECLARATION(malloc)
  80 BFD_NEED_DECLARATION(realloc)
  81 BFD_NEED_DECLARATION(free)
  82 BFD_NEED_DECLARATION(strerror)
  83 BFD_NEED_DECLARATION(strdup)
  84
  85 # If we are configured native on GNU/Linux, work around problems with sys/procfs.h
  86 if test "${target}" = "${host}"; then
  87   case "${host}" in
  88   i[[3456]]86-*-linux*)
  89         AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
  90         AC_DEFINE(sys_quotactl)
  91         ;;
  92   esac
  93 fi
  94
  95 AC_MSG_CHECKING([for gregset_t type])
  96 AC_CACHE_VAL(gdb_cv_have_gregset_t,
  97 [AC_TRY_LINK([#include <sys/procfs.h>],[gregset_t *gregsetp = 0],
  98 gdb_cv_have_gregset_t=yes, gdb_cv_have_gregset_t=no)])
  99 AC_MSG_RESULT($gdb_cv_have_gregset_t)
 100 if test $gdb_cv_have_gregset_t = yes; then
 101   AC_DEFINE(HAVE_GREGSET_T)
 102 fi
 103
 104 AC_MSG_CHECKING([for fpregset_t type])
 105 AC_CACHE_VAL(gdb_cv_have_fpregset_t,
 106 [AC_TRY_LINK([#include <sys/procfs.h>],[fpregset_t *fpregsetp = 0],
 107 gdb_cv_have_fpregset_t=yes, gdb_cv_have_fpregset_t=no)])
 108 AC_MSG_RESULT($gdb_cv_have_fpregset_t)
 109 if test $gdb_cv_have_fpregset_t = yes; then
 110   AC_DEFINE(HAVE_FPREGSET_T)
 111 fi
 112
 113 dnl See if host has libm.  This is usually needed by simulators.
 114 AC_CHECK_LIB(m, main)
 115
 116 dnl Solaris puts wctype in /usr/lib/libw.a before Solaris 2.6.
 117 dnl
 118 dnl A bug in GNU ld 2.9.1 causes a problem if we link in -lw
 119 dnl under Solaris 2.6 because it is some funky empty library.
 120 dnl So only link in libw if we have to.
 121 AC_CHECK_LIB(c, wctype,: ,AC_CHECK_LIB(w, wctype))
 122
 123 dnl See if compiler supports "long long" type.
 124
 125 AC_MSG_CHECKING(for long long support in compiler)
 126 AC_CACHE_VAL(gdb_cv_c_long_long,
 127 [AC_TRY_COMPILE(, [
 128   extern long long foo;
 129   switch (foo & 2) { case 0: return 1; }
 130 ],
 131 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
 132 AC_MSG_RESULT($gdb_cv_c_long_long)
 133 if test $gdb_cv_c_long_long = yes; then
 134   AC_DEFINE(CC_HAS_LONG_LONG)
 135 fi
 136
 137 dnl See if the compiler and runtime support printing long long
 138
 139 AC_MSG_CHECKING(for long long support in printf)
 140 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
 141 [AC_TRY_RUN([
 142 int main () {
 143   char buf[32];
 144   long long l = 0;
 145   l = (l << 16) + 0x0123;
 146   l = (l << 16) + 0x4567;
 147   l = (l << 16) + 0x89ab;
 148   l = (l << 16) + 0xcdef;
 149   sprintf (buf, "0x%016llx", l);
 150   return (strcmp ("0x0123456789abcdef", buf));
 151 }],
 152 gdb_cv_printf_has_long_long=yes,
 153 gdb_cv_printf_has_long_long=no,
 154 gdb_cv_printf_has_long_long=no)])
 155 if test $gdb_cv_printf_has_long_long = yes; then
 156   AC_DEFINE(PRINTF_HAS_LONG_LONG)
 157 fi
 158 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
 159
 160 dnl See if compiler supports "long double" type.  Can't use AC_C_LONG_DOUBLE
 161 dnl because autoconf complains about cross-compilation issues.  However, this
 162 dnl code uses the same variables as the macro for compatibility.
 163
 164 AC_MSG_CHECKING(for long double support in compiler)
 165 AC_CACHE_VAL(ac_cv_c_long_double,
 166 [AC_TRY_COMPILE(, [long double foo;],
 167 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
 168 AC_MSG_RESULT($ac_cv_c_long_double)
 169 if test $ac_cv_c_long_double = yes; then
 170   AC_DEFINE(HAVE_LONG_DOUBLE)
 171 fi
 172
 173 dnl See if the compiler and runtime support printing long doubles
 174
 175 AC_MSG_CHECKING(for long double support in printf)
 176 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
 177 [AC_TRY_RUN([
 178 int main () {
 179   char buf[16];
 180   long double f = 3.141592653;
 181   sprintf (buf, "%Lg", f);
 182   return (strncmp ("3.14159", buf, 7));
 183 }],
 184 gdb_cv_printf_has_long_double=yes,
 185 gdb_cv_printf_has_long_double=no,
 186 gdb_cv_printf_has_long_double=no)])
 187 if test $gdb_cv_printf_has_long_double = yes; then
 188   AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
 189 fi
 190 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
 191
 192 dnl See if the compiler and runtime support scanning long doubles
 193
 194 AC_MSG_CHECKING(for long double support in scanf)
 195 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
 196 [AC_TRY_RUN([
 197 int main () {
 198   char *buf = "3.141592653";
 199   long double f = 0;
 200   sscanf (buf, "%Lg", &f);
 201   return !(f > 3.14159 && f < 3.14160);
 202 }],
 203 gdb_cv_scanf_has_long_double=yes,
 204 gdb_cv_scanf_has_long_double=no,
 205 gdb_cv_scanf_has_long_double=no)])
 206 if test $gdb_cv_scanf_has_long_double = yes; then
 207   AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
 208 fi
 209 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
 210
 211 AC_FUNC_MMAP
 212
 213 dnl See if thread_db library is around for Solaris thread debugging.  Note that
 214 dnl we must explicitly test for version 1 of the library because version 0
 215 dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
 216
 217 dnl Note that we only want this if we are both native (host == target), and
 218 dnl not doing a canadian cross build (build == host).
 219
 220 if test ${build} = ${host} -a ${host} = ${target} ; then
 221    case ${host_os} in
 222    hpux*)
 223       AC_MSG_CHECKING(for HPUX/OSF thread support)
 224       if test -f /usr/include/dce/cma_config.h ; then
 225          if test "$GCC" = "yes" ; then
 226             AC_MSG_RESULT(yes)
 227             AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
 228             CONFIG_OBS="${CONFIG_OJS} hpux-thread.o"
 229             CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
 230          else
 231             AC_MSG_RESULT(no (suppressed because you are not using GCC))
 232          fi
 233       else
 234          AC_MSG_RESULT(no)
 235       fi
 236       ;;
 237    solaris*)
 238       AC_MSG_CHECKING(for Solaris thread debugging library)
 239       if test -f /usr/lib/libthread_db.so.1 ; then
 240          AC_MSG_RESULT(yes)
 241          AC_DEFINE(HAVE_THREAD_DB_LIB)
 242          CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
 243          CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
 244          AC_CHECK_LIB(dl, dlopen)
 245          if test "$GCC" = "yes" ; then
 246             # The GNU linker requires the -export-dynamic option to make
 247             # all symbols visible in the dynamic symbol table.
 248             hold_ldflags=$LDFLAGS
 249             AC_MSG_CHECKING(for the ld -export-dynamic flag)
 250             LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
 251             AC_TRY_LINK(, [int i;], found=yes, found=no)
 252             LDFLAGS=$hold_ldflags
 253             AC_MSG_RESULT($found)
 254             if test $found = yes; then
 255                CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
 256             fi
 257          fi
 258          # Sun randomly tweaked the prototypes in <proc_service.h>
 259          # at one point.
 260          AC_MSG_CHECKING(if <proc_service.h> is old)
 261          AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
 262             AC_TRY_COMPILE([
 263                 #include <proc_service.h>
 264                 ps_err_e ps_pdwrite
 265                     (struct ps_prochandle*, psaddr_t, const void*, size_t);
 266             ],, gdb_cv_proc_service_is_old=no,
 267                 gdb_cv_proc_service_is_old=yes)
 268          ])
 269          AC_MSG_RESULT($gdb_cv_proc_service_is_old)
 270          if test $gdb_cv_proc_service_is_old = yes; then
 271             AC_DEFINE(PROC_SERVICE_IS_OLD)
 272          fi
 273       else
 274          AC_MSG_RESULT(no)
 275       fi
 276       ;;
 277    esac
 278    AC_SUBST(CONFIG_LDFLAGS)
 279 fi
 280
 281 dnl Handle optional features that can be enabled.
 282 ENABLE_CFLAGS=
 283
 284 AC_ARG_ENABLE(netrom,
 285 [  --enable-netrom ],
 286 [case "${enableval}" in
 287 yes)    enable_netrom=yes ;;
 288 no)     enable_netrom=no ;;
 289 *)      AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
 290 esac])
 291
 292 if test "${enable_netrom}" = "yes"; then
 293         CONFIG_OBS="${CONFIG_OBS} remote-nrom.o"
 294         CONFIG_SRCS="${CONFIG_SRCS} remote-nrom.c"
 295 fi
 296
 297 AC_ARG_ENABLE(build-warnings,
 298 [  --enable-build-warnings              Enable build-time compiler warnings if gcc is used],
 299 [build_warnings="-Wall -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations"
 300 case "${enableval}" in
 301   yes)  ;;
 302   no)   build_warnings="-w";;
 303   ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
 304         build_warnings="${build_warnings} ${t}";;
 305   *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
 306         build_warnings="${t} ${build_warnings}";;
 307   *)    build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
 308 esac],[build_warnings=""])dnl
 309
 310 if test "x${build_warnings}" != x -a "x$GCC" = xyes
 311 then
 312    WARN_CFLAGS="${build_warnings}"
 313 else
 314    WARN_CFLAGS=""
 315 fi
 316 AC_SUBST(WARN_CFLAGS)
 317
 318 MMALLOC_CFLAGS=
 319 MMALLOC=
 320 AC_SUBST(MMALLOC_CFLAGS)
 321 AC_SUBST(MMALLOC)
 322
 323 AC_ARG_WITH(mmalloc,
 324 [  --with-mmalloc          Use memory mapped malloc package],
 325 [case "${withval}" in
 326   yes)  want_mmalloc=true ;;
 327   no)   want_mmalloc=false;;
 328   *)    AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
 329 esac],[want_mmalloc=false])dnl
 330
 331 if test x$want_mmalloc = xtrue; then
 332    AC_DEFINE(USE_MMALLOC)
 333    AC_DEFINE(MMCHECK_FORCE)
 334    MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
 335    MMALLOC='../mmalloc/libmmalloc.a'
 336 fi
 337
 338 # start-sanitize-carp
 339 # The below takes an educated guess at the targets that
 340 # should be built.  It is an interum version that provides
 341 # significant backward compatibility.
 342
 343 AC_ARG_ENABLE(carp,
 344 [  --enable-carp        Configure alternative readaptive paradigm ],
 345 [case "${enableval}" in
 346   yes) enable_carp=yes ;;
 347   no)  enable_carp=no ;;
 348   *)   AC_MSG_ERROR([bad value ${enableval} for carp option]) ;;
 349 esac],[enable_carp=no])dnl
 350
 351 AC_ARG_ENABLE(targets,
 352 [  --enable-targets        alternative target configurations],
 353 [case "${enableval}" in
 354   yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
 355             ;;
 356   no)       enable_targets= ;;
 357   *)        enable_targets="$enableval" ;;
 358 esac])dnl
 359
 360 # Canonicalize the secondary target names.
 361 all_targets=false
 362 if test -n "$enable_targets" ; then
 363     if test "$enable_targets" = all ; then
 364         all_targets=true
 365     else
 366         for targ in `echo $enable_targets | sed 's/,/ /g'`
 367         do
 368             result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ 2>/dev/null`
 369             if test -n "$result" ; then
 370                 canon_targets="$canon_targets $result"
 371             fi
 372         done
 373     fi
 374 fi
 375
 376 # Convert the target names into GDB [*]-tdep.c names
 377 changequote(,)dnl
 378 selarchs=
 379 for targ in $target $canon_targets
 380 do
 381     if test "x$targ" = "xall" ; then
 382         all_targets=true
 383     else
 384         t_cpu=`echo $targ    | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
 385         t_vendor=`echo $targ | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
 386         t_os=`echo $targ     | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 387         mt=`
 388 target=$targ
 389 target_cpu=$t_cpu
 390 target_vendor=$t_vendor
 391 target_os=$t_os
 392 . ${srcdir}/configure.tgt
 393 echo ${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt`
 394         if test -r ${mt} ; then
 395             # This gets confused over .mt files that have multiple -tdep.o
 396             tdep=`sed -n '
 397 s/^.*[  =]\([^  ]*\)-tdep.o.*/\1/p
 398 ' $mt`
 399             selarchs="$selarchs $tdep"
 400         fi
 401     fi
 402 done
 403 changequote([,])dnl
 404
 405 # We don't do any links based on the target system, just makefile config.
 406
 407 if test x${all_targets} = xfalse ; then
 408
 409     # Target architecture .o files.
 410     ta=
 411
 412     for arch in $selarchs
 413     do
 414         archdefs="$archdefs -DARCH_$arch"
 415         ta="$ta ${arch}-tdep.o"
 416         # Special cases
 417         case "$arch" in
 418             dvp)  ta="$ta mips-tdep.o dvp-tdep.o" ;;
 419         esac
 420     done
 421
 422     # Weed out duplicate .o files.
 423     f=""
 424     for i in $ta ; do
 425         case " $f " in
 426             *" $i "*) ;;
 427             *) f="$f $i" ;;
 428         esac
 429     done
 430     ta="$f"
 431
 432     # And duplicate -D flags.
 433     f=""
 434     for i in $archdefs ; do
 435         case " $f " in
 436             *" $i "*) ;;
 437             *) f="$f $i" ;;
 438         esac
 439     done
 440     archdefs="$f"
 441
 442     MACHINE_OBS="$ta"
 443
 444 else    # all_targets is true
 445     archdefs=-DARCH_all
 446     MACHINE_OBS='$(ALL_MACHINES)'
 447 fi
 448
 449 dnl Don't define an archdefs list
 450 dnl AC_SUBST(archdefs)
 451 dnl XXXX this name will change several more times
 452 if test "${enable_carp}" = yes ; then
 453     gdb_target=carp
 454     gdb_target_cpu=carp
 455 else
 456     MACHINE_OBS="# $MACHINE_OBS"
 457 fi
 458 AC_SUBST(MACHINE_OBS)
 459
 460 # end-sanitize-carp
 461 # start-sanitize-gdbtk
 462 # start-sanitize-ide
 463 ENABLE_IDE=
 464 AC_ARG_ENABLE(ide, [  --enable-ide            Enable IDE support])
 465 if test "$enable_ide" = yes; then
 466    enable_ide=yes
 467    ENABLE_IDE=1
 468 else
 469    enable_ide=no
 470 fi
 471 AC_SUBST(ENABLE_IDE)
 472
 473 AC_ARG_WITH(foundry-libs,
 474 [  --with-foundry-libs=DIR Use the Foundry SDK in DIR],
 475 [FOUNDRY_LIB_BASE=${withval}])
 476 AC_SUBST(FOUNDRY_LIB_BASE)
 477
 478 #
 479 # This is the Foundry SDK
 480 #
 481 # These variables are used to determine where the Foundry libs and
 482 # header files are located.
 483 #
 484 if test "$FOUNDRY_LIB_BASE" != ""; then
 485     LIBGUI="${FOUNDRY_LIB_BASE}/lib/libgui.a"
 486     GUI_CFLAGS_X="-I${FOUNDRY_LIB_BASE}/include"
 487     if test x$enable_ide = xyes; then
 488         IDE_CFLAGS_X="-I${FOUNDRY_LIB_BASE}/include -DIDE"
 489         IDE_X="-L${FOUNDRY_LIB_BASE}/lib -lilu-Tk -lilu-c -lilu"
 490     else
 491         IDE_CFLAGS_X="-I${FOUNDRY_LIB_BASE}/include"
 492     fi
 493     LIBIDETCL="${FOUNDRY_LIB_BASE}/lib/libidetcl.a"
 494     LIBIDE="${FOUNDRY_LIB_BASE}/lib/libide.a"
 495     IDE_DEPS="${FOUNDRY_LIB_BASE}/lib/libilu-Tk.a ${FOUNDRY_LIB_BASE}/lib/libilu-c.a ${FOUNDRY_LIB_BASE}/lib/libilu.a"
 496 else
 497 # end-sanitize-ide
 498     LIBGUI="../libgui/src/libgui.a"
 499     GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
 500 # start-sanitize-ide
 501     if test x$enable_ide = xyes; then
 502         IDE_CFLAGS_X="-I${srcdir}/../libidetcl/src -I${srcdir}/../libide/src -DIDE -I${srcdir}/../ilu/runtime/mainloop"
 503         IDE_X="-L../ilu/runtime/mainloop -lilu-Tk -L../ilu/runtime/c -lilu-c -L../ilu/runtime/kernel -lilu"
 504     else
 505         IDE_CFLAGS_X="-I${srcdir}/../libidetcl/src -I${srcdir}/../libide/src"
 506     fi
 507     LIBIDETCL="../libidetcl/src/libidetcl.a"
 508     LIBIDE="../libide/src/libide.a"
 509     IDE_DEPS="../ilu/runtime/mainloop/libilu-Tk.a ../ilu/runtime/c/libilu-c.a ../ilu/runtime/kernel/libilu.a"
 510 fi
 511
 512 # end-sanitize-ide
 513 AC_SUBST(LIBGUI)
 514 AC_SUBST(GUI_CFLAGS_X)
 515 # start-sanitize-ide
 516 AC_SUBST(IDE_CFLAGS_X)
 517 AC_SUBST(IDE_X)
 518 AC_SUBST(LIBIDETCL)
 519 AC_SUBST(LIBIDE)
 520 AC_SUBST(IDE_DEPS)
 521 # end-sanitize-ide
 522
 523 ENABLE_GDBTK=
 524
 525 AC_ARG_ENABLE(gdbtk,
 526 [  --enable-gdbtk          Enable GDBTK GUI front end],
 527 [case "${enableval}" in
 528     yes)
 529         case "$host" in
 530         *go32*)
 531             AC_MSG_WARN([GDB does not support GDBtk on host ${host}.  GDBtk will be disabled.])
 532             enable_gdbtk=no ;;
 533         *windows*)
 534             AC_MSG_WARN([GDB does not support GDBtk on host ${host}.  GDBtk will be disabled.])
 535             enable_gdbtk=no ;;
 536         *)
 537             enable_gdbtk=yes ;;
 538         esac ;;
 539     no)
 540         enable_gdbtk=no  ;;
 541     *)
 542         AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
 543 esac],
 544 [
 545 # Default is on for everything but go32 and Cygwin
 546 case "$host" in
 547     *go32* | *windows*)
 548         ;;
 549     *)
 550         enable_gdbtk=yes ;;
 551     esac
 552 ])
 553
 554 # In the Cygwin environment, we need some additional flags.
 555 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
 556 [AC_EGREP_CPP(lose, [
 557 #ifdef __CYGWIN32__
 558 lose
 559 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
 560
 561 WIN32LIBS=
 562 WIN32LDAPP=
 563 AC_SUBST(WIN32LIBS)
 564 AC_SUBST(WIN32LDAPP)
 565
 566 DLLTOOL=${DLLTOOL-dlltool}
 567 WINDRES=${WINDRES-windres}
 568 AC_SUBST(DLLTOOL)
 569 AC_SUBST(WINDRES)
 570
 571 if test x$gdb_cv_os_cygwin = xyes; then
 572     if test x$enable_ide = xyes; then
 573         WIN32LIBS="-ladvapi32"
 574     fi
 575 fi
 576
 577 configdir="unix"
 578
 579 GDBTKLIBS=
 580 if test "${enable_gdbtk}" = "yes"; then
 581
 582     CY_AC_PATH_TCLCONFIG
 583     if test -z "${no_tcl}"; then
 584         CY_AC_LOAD_TCLCONFIG
 585         CY_AC_PATH_TKCONFIG
 586
 587         # If $no_tk is nonempty, then we can't do Tk, and there is no
 588         # point to doing Tcl.
 589         if test -z "${no_tk}"; then
 590            CY_AC_LOAD_TKCONFIG
 591            CY_AC_PATH_TCLH
 592            CY_AC_PATH_TKH
 593            CY_AC_PATH_ITCLH
 594            CY_AC_PATH_TIX
 595
 596            # now look for tix library stuff
 597            TIXVERSION=4.1.8.0
 598            . ${ac_cv_c_tclconfig}/tclConfig.sh
 599            case "${host}" in
 600            *-*-cygwin*)
 601                 tixdir=../tix/win/tcl8.0
 602                 ;;
 603            *)
 604                 tixdir=../tix/unix/tk8.0
 605                 ;;
 606            esac
 607            if test "${TCL_SHARED_BUILD}" = "1"; then
 608                 TIX_LIB_EXT="${TCL_SHLIB_SUFFIX}"
 609
 610                 # Can't win them all: SunOS 4 (others?) appends a version
 611                 # number after the ".so"
 612                 case "${host}" in
 613                 *-*-sunos4*)
 614                     TIX_LIB_EXT="${TIX_LIB_EXT}.1.0" ;;
 615                 esac
 616
 617            else
 618                 TIX_LIB_EXT=".a"
 619            fi
 620
 621            if test "${TCL_LIB_VERSIONS_OK}" = "ok"; then
 622                 TIXLIB="-L${tixdir} -ltix${TIXVERSION}"
 623                 TIX_DEPS="${tixdir}/libtix${TIXVERSION}${TIX_LIB_EXT}"
 624            else
 625                 TIXLIB="-L${tixdir} -ltix`echo ${TIXVERSION} | tr -d .`"
 626                 TIX_DEPS="${tixdir}/libtix`echo ${TIXVERSION} | tr -d .`${TIX_LIB_EXT}"
 627            fi
 628
 629            ENABLE_GDBTK=1
 630            ENABLE_CFLAGS="${ENABLE_CFLAGS} -DGDBTK"
 631
 632            # Include some libraries that Tcl and Tk want.
 633            if test "${enable_ide}" = "yes"; then
 634               TCL_LIBS='$(LIBIDETCL) $(LIBIDE) $(LIBGUI) $(IDE) $(ITCL) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
 635               CONFIG_DEPS='$(LIBIDETCL) $(LIBIDE) $(LIBGUI) $(IDE_DEPS) $(ITCL_DEPS) $(TIX_DEPS) $(TK_DEPS) $(TCL_DEPS)'
 636            else
 637               TCL_LIBS='$(LIBGUI) $(ITCL) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
 638               CONFIG_DEPS='$(LIBGUI) $(ITCL_DEPS) $(TIX_DEPS) $(TK_DEPS) $(TCL_DEPS)'
 639            fi
 640            # Yes, the ordering seems wrong here.  But it isn't.
 641            # TK_LIBS is the list of libraries that need to be linked
 642            # after Tcl/Tk.  Note that this isn't put into LIBS.  If it
 643            # were in LIBS then any link tests after this point would
 644            # try to include things like `$(LIBGUI)', which wouldn't work.
 645            GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
 646            CONFIG_OBS="${CONFIG_OBS} gdbtk.o gdbtk-cmds.o gdbtk-hooks.o"
 647
 648            if test x$gdb_cv_os_cygwin = xyes; then
 649               WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32 -luser32"
 650               WIN32LDAPP="-Wl,--subsystem,console"
 651               CONFIG_OBS="${CONFIG_OBS} gdbres.o"
 652            fi
 653         fi
 654     fi
 655 fi
 656
 657 AC_SUBST(ENABLE_GDBTK)
 658 AC_SUBST(X_CFLAGS)
 659 AC_SUBST(X_LDFLAGS)
 660 AC_SUBST(X_LIBS)
 661 AC_SUBST(TIXLIB)
 662 AC_SUBST(TIX_DEPS)
 663 AC_SUBST(GDBTKLIBS)
 664 # end-sanitize-gdbtk
 665
 666 AC_PATH_X
 667 # start-sanitize-sky
 668 # Enable GPU2 library for MIPS simulator
 669 AC_ARG_WITH(sim-gpu2,
 670 [  --with-sim-gpu2=DIR     Use GPU2 library under given DIR],
 671 [case "${target}" in
 672   mips*-sky*-*)
 673     if test -d "${withval}"
 674     then
 675       if test x${x_libraries} != x
 676       then
 677         LIBS="${LIBS} -L${withval}/lib -lgpu2 -L${x_libraries} -lX11 -lXext -lm"
 678       else
 679         LIBS="${LIBS} -L${withval}/lib -lgpu2 -lX11 -lXext -lm"
 680       fi
 681     else
 682       AC_MSG_WARN([Directory ${withval} does not exist.])
 683     fi ;;
 684   *)  AC_MSG_WARN([--with-sim-gpu2 option invalid for target ${target}])
 685 esac])dnl
 686
 687 # Enable target accurate FP library
 688 AC_ARG_WITH(sim-funit,
 689 [  --with-sim-funit=DIR    Use target FP lib under given DIR],
 690 [case "${target}" in
 691   mips*-sky*-*)
 692     if test -d "${withval}"
 693     then
 694       LIBS="${LIBS} -L${withval}/lib -lfunit"
 695     else
 696       AC_MSG_WARN([Directory ${withval} does not exist.])
 697     fi ;;
 698   *)  AC_MSG_WARN([--with-sim-funit option invalid for target ${target}])
 699 esac])dnl
 700 # end-sanitize-sky
 701
 702 AC_SUBST(ENABLE_CFLAGS)
 703
 704 AC_SUBST(CONFIG_OBS)
 705 AC_SUBST(CONFIG_DEPS)
 706 AC_SUBST(CONFIG_SRCS)
 707
 708 # Begin stuff to support --enable-shared
 709 AC_ARG_ENABLE(shared,
 710 [  --enable-shared         Use shared libraries],
 711 [case "${enableval}" in
 712   yes) shared=true ;;
 713   no)  shared=false ;;
 714   *) shared=true ;;
 715 esac])dnl
 716
 717 HLDFLAGS=
 718 HLDENV=
 719 # If we have shared libraries, try to set rpath reasonably.
 720 if test "${shared}" = "true"; then
 721   case "${host}" in
 722   *-*-hpux*)
 723     HLDFLAGS='-Wl,+s,+b,$(libdir)'
 724     ;;
 725   *-*-irix5* | *-*-irix6*)
 726     HLDFLAGS='-Wl,-rpath,$(libdir)'
 727     ;;
 728   *-*-linux*aout*)
 729     ;;
 730   *-*-linux* | *-pc-linux-gnu)
 731     HLDFLAGS='-Wl,-rpath,$(libdir)'
 732     ;;
 733   *-*-solaris*)
 734     HLDFLAGS='-R $(libdir)'
 735     ;;
 736   *-*-sysv4*)
 737     HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;'
 738     ;;
 739   esac
 740 fi
 741
 742 # On SunOS, if the linker supports the -rpath option, use it to
 743 # prevent ../bfd and ../opcodes from being included in the run time
 744 # search path.
 745 case "${host}" in
 746   *-*-sunos*)
 747     echo 'main () { }' > conftest.c
 748     ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
 749     if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
 750       :
 751     elif grep 'No such file' conftest.t >/dev/null 2>&1; then
 752       :
 753     elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
 754       :
 755     elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
 756       :
 757     elif test "${shared}" = "true"; then
 758       HLDFLAGS='-Wl,-rpath=$(libdir)'
 759     else
 760       HLDFLAGS='-Wl,-rpath='
 761     fi
 762     rm -f conftest.t conftest.c conftest
 763     ;;
 764 esac
 765 AC_SUBST(HLDFLAGS)
 766 AC_SUBST(HLDENV)
 767 # End stuff to support --enable-shared
 768
 769 # target_subdir is used by the testsuite to find the target libraries.
 770 target_subdir=
 771 if test "${host}" != "${target}"; then
 772     target_subdir="${target_alias}/"
 773 fi
 774 AC_SUBST(target_subdir)
 775
 776 frags=
 777 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
 778 if test ! -f ${host_makefile_frag}; then
 779 AC_MSG_ERROR("*** Gdb does not support host ${host}")
 780 fi
 781 frags="$frags $host_makefile_frag"
 782
 783 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
 784 if test ! -f ${target_makefile_frag}; then
 785 AC_MSG_ERROR("*** Gdb does not support target ${target}")
 786 fi
 787 frags="$frags $target_makefile_frag"
 788
 789 AC_SUBST_FILE(host_makefile_frag)
 790 AC_SUBST_FILE(target_makefile_frag)
 791 AC_SUBST(frags)
 792
 793 changequote(,)dnl
 794 hostfile=`sed -n '
 795 s/XM_FILE[      ]*=[    ]*\([^  ]*\)/\1/p
 796 ' ${host_makefile_frag}`
 797
 798 targetfile=`sed -n '
 799 s/TM_FILE[      ]*=[    ]*\([^  ]*\)/\1/p
 800 ' ${target_makefile_frag}`
 801
 802 # these really aren't orthogonal true/false values of the same condition,
 803 # but shells are slow enough that I like to reuse the test conditions
 804 # whenever possible
 805 if test "${target}" = "${host}"; then
 806 nativefile=`sed -n '
 807 s/NAT_FILE[     ]*=[    ]*\([^  ]*\)/\1/p
 808 ' ${host_makefile_frag}`
 809 # else
 810 # GDBserver is only useful in a "native" enviroment
 811 # configdirs=`echo $configdirs | sed 's/gdbserver//'`
 812 fi
 813 changequote([,])
 814
 815 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
 816 # (NAT_FILE) is not set in config/*/*.m[ht] files, we don't make the
 817 # corresponding links.  But we have to remove the xm.h files and tm.h
 818 # files anyway, e.g. when switching from "configure host" to
 819 # "configure none".
 820
 821 files=
 822 links=
 823 rm -f xm.h
 824 if test "${hostfile}" != ""; then
 825 files="${files} config/${gdb_host_cpu}/${hostfile}"
 826 links="${links} xm.h"
 827 fi
 828 rm -f tm.h
 829 if test "${targetfile}" != ""; then
 830 files="${files} config/${gdb_target_cpu}/${targetfile}"
 831 links="${links} tm.h"
 832 fi
 833 rm -f nm.h
 834 if test "${nativefile}" != ""; then
 835 files="${files} config/${gdb_host_cpu}/${nativefile}"
 836 links="${links} nm.h"
 837 else
 838 # A cross-only configuration.
 839 files="${files} config/nm-empty.h"
 840 links="${links} nm.h"
 841 fi
 842 # start-sanitize-gdbtk
 843 AC_PROG_LN_S
 844 # Make it possible to use the GUI without doing a full install
 845 if test "${enable_gdbtk}" = "yes" -a ! -d gdbtcl2 ; then
 846   if test "$LN_S" = "ln -s" -a ! -f gdbtcl2 ; then
 847   echo linking $srcdir/gdbtcl2 to gdbtcl2
 848   $LN_S $srcdir/gdbtcl2 gdbtcl2
 849   else
 850   echo Warning: Unable to link $srcdir/gdbtcl2 to gdbtcl2.  You will need to do a
 851   echo "         " make install before you are able to run the GUI.
 852   fi
 853 fi
 854 # end-sanitize-gdbtk
 855
 856 AC_LINK_FILES($files, $links)
 857
 858 dnl Check for exe extension set on certain hosts (e.g. Win32)
 859 AM_EXEEXT
 860
 861 AC_CONFIG_SUBDIRS($configdirs)
 862 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
 863 [
 864 dnl Autoconf doesn't provide a mechanism for modifying definitions
 865 dnl provided by makefile fragments.
 866 dnl
 867 if test "${nativefile}" = ""; then
 868 sed -e '/^NATDEPFILES[[         ]]*=[[  ]]*/s//# NATDEPFILES=/' \
 869         < Makefile > Makefile.tem
 870 mv -f Makefile.tem Makefile
 871 fi
 872
 873 changequote(,)dnl
 874 sed -e '/^TM_FILE[      ]*=/s,^TM_FILE[         ]*=[    ]*,&config/'"${gdb_target_cpu}"'/,
 875 /^XM_FILE[      ]*=/s,^XM_FILE[         ]*=[    ]*,&config/'"${gdb_host_cpu}"'/,
 876 /^NAT_FILE[     ]*=/s,^NAT_FILE[        ]*=[    ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
 877 mv -f Makefile.tmp Makefile
 878 changequote([,])dnl
 879
 880 case x$CONFIG_HEADERS in
 881 xconfig.h:config.in)
 882 echo > stamp-h ;;
 883 esac
 884 ],
 885 [
 886 gdb_host_cpu=$gdb_host_cpu
 887 gdb_target_cpu=$gdb_target_cpu
 888 nativefile=$nativefile
 889 ])
 890
 891 exit 0