gdb/configure.in

   1 dnl Autoconf configure script for GDB, the GNU debugger.
   2 dnl Copyright 1995, 1996, 1997, 1998, 1999, 2000 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(2.13)dnl
  23 AC_INIT(main.c)
  24 AC_CONFIG_HEADER(config.h:config.in)
  25 AM_MAINTAINER_MODE
  26
  27 AC_PROG_CC
  28 AC_AIX
  29 AC_ISC_POSIX
  30 AM_PROG_CC_STDC
  31
  32 AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
  33 AC_CANONICAL_SYSTEM
  34
  35 dnl gdb doesn't use gettext, but bfd does.  We call this to ensure we
  36 dnl link with the correct libraries.
  37 ALL_LINGUAS=
  38 CY_GNU_GETTEXT
  39
  40 dnl List of object files added by configure.
  41
  42 CONFIG_OBS=
  43 CONFIG_DEPS=
  44 CONFIG_SRCS=
  45 CONFIG_INITS=
  46 ENABLE_CFLAGS=
  47 CONFIG_ALL=
  48 CONFIG_CLEAN=
  49 CONFIG_INSTALL=
  50 CONFIG_UNINSTALL=
  51
  52 configdirs="doc testsuite"
  53
  54 AC_ARG_ENABLE(multi-ice,
  55 [  --enable-multi-ice            Build the multi-ice-gdb-server],
  56 [case "${enableval}" in
  57     yes ) enable_multi_ice="yes" ;;
  58     no)  enable_multi_ice="no" ;;
  59     *) AC_MSG_ERROR(Bad value for --enable-multi-ice: ${enableval}) ;;
  60   esac
  61 ])
  62
  63 if test "${enable_multi_ice}" = "yes"; then
  64   configdirs="${configdirs} multi-ice"
  65 fi
  66
  67 dnl
  68 changequote(,)dnl
  69
  70 . ${srcdir}/configure.host
  71
  72 . ${srcdir}/configure.tgt
  73
  74 targ=${target} ; . ${srcdir}/../bfd/config.bfd
  75
  76 dnl
  77 changequote([,])dnl
  78
  79 dnl use BFD to determine the default architecture and byte order
  80 dnl (bfd_vec->byteorder provides the latter).
  81 targ=${target}
  82 . ${srcdir}/../bfd/config.bfd
  83
  84 dnl We only want the first arch, if there is more than one.
  85 targ_archs=`echo ${targ_archs} | sed -e 's/ .*//;'`
  86
  87 if test x"${targ_archs}" != x ; then
  88     AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, ${targ_archs})
  89 fi
  90 if test x"${targ_defvec}" != x ; then
  91     AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, ${targ_defvec})
  92 fi
  93
  94 AC_PROG_AWK
  95 AC_PROG_INSTALL
  96 AC_CHECK_TOOL(AR, ar)
  97 AC_CHECK_TOOL(RANLIB, ranlib, :)
  98 AC_CHECK_TOOL(DLLTOOL, dlltool)
  99 AC_CHECK_TOOL(WINDRES, windres)
 100 AC_PROG_YACC
 101
 102 dnl MiG is needed for the Hurd.
 103 AC_CHECK_TOOL(MIG, mig)
 104
 105 AC_ARG_PROGRAM
 106
 107 AC_TYPE_SIGNAL
 108
 109 AC_HEADER_STDC
 110
 111 dnl Solaris 7 needs _MSE_INT_H defined to avoid a clash between <widec.h>
 112 dnl and <wchar.h> that causes AC_CHECK_HEADERS to think <curses.h> doesn't
 113 dnl exist.
 114
 115 case $host_os in solaris2.7 | solaris2.8) case "$GCC" in yes)
 116     AC_DEFINE(_MSE_INT_H)
 117 esac; esac
 118
 119 AC_CHECK_HEADERS(ctype.h endian.h link.h thread_db.h proc_service.h \
 120         memory.h objlist.h ptrace.h sgtty.h stddef.h stdlib.h \
 121         string.h sys/procfs.h sys/ptrace.h sys/reg.h stdint.h \
 122         term.h termio.h termios.h unistd.h wait.h sys/wait.h \
 123         wchar.h wctype.h asm/debugreg.h sys/debugreg.h sys/select.h \
 124         time.h sys/ioctl.h sys/user.h \
 125         dirent.h sys/ndir.h sys/dir.h ndir.h \
 126         curses.h ncurses.h \
 127         poll.h sys/poll.h)
 128 AC_HEADER_STAT
 129
 130 AC_C_CONST
 131
 132 AC_CHECK_FUNCS(setpgid sbrk sigaction isascii bzero bcopy btowc poll sigprocmask)
 133 AC_FUNC_ALLOCA
 134
 135 # See if machine/reg.h supports the %fs and %gs i386 segment registers.
 136 # Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
 137 AC_CACHE_CHECK([for r_fs in struct reg], gdb_cv_struct_reg_r_fs,
 138 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_fs;],
 139 gdb_cv_struct_reg_r_fs=yes, gdb_cv_struct_reg_r_fs=no)])
 140 if test $gdb_cv_struct_reg_r_fs = yes; then
 141   AC_DEFINE(HAVE_STRUCT_REG_R_FS)
 142 fi
 143 AC_CACHE_CHECK([for r_gs in struct reg], gdb_cv_struct_reg_r_gs,
 144 [AC_TRY_COMPILE([#include <machine/reg.h>], [struct reg r; r.r_gs;],
 145 gdb_cv_struct_reg_r_gs=yes, gdb_cv_struct_reg_r_gs=no)])
 146 if test $gdb_cv_struct_reg_r_gs = yes; then
 147   AC_DEFINE(HAVE_STRUCT_REG_R_GS)
 148 fi
 149
 150 dnl See if ptrace.h provides the PTRACE_GETREGS request.
 151 AC_MSG_CHECKING(for PTRACE_GETREGS)
 152 AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
 153 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
 154                 [PTRACE_GETREGS;],
 155                 [gdb_cv_have_ptrace_getregs=yes],
 156                 [gdb_cv_have_ptrace_getregs=no])])
 157 AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
 158 if test $gdb_cv_have_ptrace_getregs = yes; then
 159   AC_DEFINE(HAVE_PTRACE_GETREGS)
 160 fi
 161
 162 dnl See if ptrace.h provides the PTRACE_GETFPXREGS request.
 163 AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
 164 AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
 165 [AC_TRY_COMPILE([#include <sys/ptrace.h>],
 166                 [PTRACE_GETFPXREGS;],
 167                 [gdb_cv_have_ptrace_getfpxregs=yes],
 168                 [gdb_cv_have_ptrace_getfpxregs=no])])
 169 AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
 170 if test $gdb_cv_have_ptrace_getfpxregs = yes; then
 171   AC_DEFINE(HAVE_PTRACE_GETFPXREGS)
 172 fi
 173
 174 AC_CHECK_LIB(socket, socketpair)
 175 AC_CHECK_FUNCS(socketpair)
 176
 177
 178 BFD_NEED_DECLARATION(malloc)
 179 BFD_NEED_DECLARATION(realloc)
 180 BFD_NEED_DECLARATION(free)
 181 BFD_NEED_DECLARATION(strerror)
 182 BFD_NEED_DECLARATION(strdup)
 183 BFD_NEED_DECLARATION(strstr)
 184
 185
 186 # The following save_state_t checkery is only necessary for HPUX
 187 # versions earlier than 10.20.  When those fade from memory, this
 188 # could be expunged. --jsm 1999-03-22
 189
 190 AC_MSG_CHECKING(for HPUX save_state structure)
 191 AC_EGREP_HEADER(save_state_t, machine/save_state.h,
 192                 gdb_cv_hpux_savestate=yes, gdb_cv_hpux_savestate=no)
 193 AC_EGREP_HEADER(ss_wide, machine/save_state.h, gdb_cv_hpux_sswide=yes,
 194                 gdb_cv_hpux_sswide=no)
 195 if test $gdb_cv_hpux_savestate = yes
 196 then
 197   AC_DEFINE(HAVE_STRUCT_SAVE_STATE_T, 1)
 198 fi
 199 if test $gdb_cv_hpux_sswide = yes
 200 then
 201   AC_DEFINE(HAVE_STRUCT_MEMBER_SS_WIDE, 1)
 202 fi
 203 AC_MSG_RESULT($gdb_cv_hpux_sswide)
 204
 205
 206 # If we are configured native on GNU/Linux, work around problems with
 207 # sys/procfs.h
 208 # Also detect which type of /proc is in use, such as for Unixware or Solaris.
 209
 210 if test "${target}" = "${host}"; then
 211   case "${host}" in
 212   i[[3456]]86-*-linux*)
 213         AC_DEFINE(START_INFERIOR_TRAPS_EXPECTED,2)
 214         AC_DEFINE(sys_quotactl)
 215         ;;
 216   *-*-unixware* | *-*-sysv4.2* | *-*-sysv5*)
 217       AC_DEFINE(NEW_PROC_API)
 218       ;;
 219   *-*-solaris2.[[678]])
 220       AC_DEFINE(NEW_PROC_API)
 221       ;;
 222   esac
 223 fi
 224
 225 if test "$ac_cv_header_sys_procfs_h" = yes; then
 226   BFD_HAVE_SYS_PROCFS_TYPE(pstatus_t)
 227   BFD_HAVE_SYS_PROCFS_TYPE(prrun_t)
 228   BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
 229   BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
 230   BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
 231   BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
 232   BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
 233   BFD_HAVE_SYS_PROCFS_TYPE(prfpregset32_t)
 234   BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
 235   BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
 236
 237   dnl Check for struct link_map32 type, which allows a 64-bit Solaris
 238   dnl debugger to debug a 32-bit Solaris app with 32-bit shared libraries.
 239
 240   AC_MSG_CHECKING(for struct link_map32 in sys/link.h)
 241   AC_CACHE_VAL(gdb_cv_have_struct_link_map32,
 242     [AC_TRY_RUN([#define _SYSCALL32
 243      #include <sys/link.h>
 244      int main()
 245      {
 246        if (sizeof (struct link_map32) > 0)
 247          return 1;
 248        return 0;
 249      }],
 250      gdb_cv_have_struct_link_map32=no,
 251      gdb_cv_have_struct_link_map32=yes,
 252      gdb_cv_have_struct_link_map32=yes)])
 253   AC_MSG_RESULT($gdb_cv_have_struct_link_map32)
 254   if test $gdb_cv_have_struct_link_map32 = yes; then
 255     AC_DEFINE(HAVE_STRUCT_LINK_MAP32)
 256   fi
 257
 258   dnl Check for broken prfpregset_t type
 259
 260   dnl For Linux/i386, glibc 2.1.3 was released with a bogus
 261   dnl prfpregset_t type (it's a typedef for the pointer to a struct
 262   dnl instead of the struct itself).  We detect this here, and work
 263   dnl around it in lin-thread.c.
 264
 265   if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
 266     AC_MSG_CHECKING(whether prfpregset_t type is broken)
 267     AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
 268       [AC_TRY_RUN([#include <sys/procfs.h>
 269        int main ()
 270        {
 271          if (sizeof (prfpregset_t) == sizeof (void *))
 272            return 1;
 273          return 0;
 274        }],
 275        gdb_cv_prfpregset_t_broken=no,
 276        gdb_cv_prfpregset_t_broken=yes,
 277        gdb_cv_prfpregset_t_broken=yes)])
 278     AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
 279     if test $gdb_cv_prfpregset_t_broken = yes; then
 280       AC_DEFINE(PRFPREGSET_T_BROKEN)
 281     fi
 282   fi
 283
 284   dnl Check for PIOCSET ioctl entry
 285
 286   AC_MSG_CHECKING(for PIOCSET ioctl entry in sys/procfs.h)
 287   AC_CACHE_VAL(gdb_cv_have_procfs_piocset,
 288   [AC_TRY_COMPILE([#include <unistd.h>
 289 #include <sys/types.h>
 290 #include <sys/procfs.h>
 291 ], [
 292     int dummy;;
 293     dummy = ioctl(0, PIOCSET, &dummy);
 294   ],
 295   gdb_cv_have_procfs_piocset=yes, gdb_cv_have_procfs_piocset=no)])
 296   AC_MSG_RESULT($gdb_cv_have_procfs_piocset)
 297   if test $gdb_cv_have_procfs_piocset = yes; then
 298     AC_DEFINE(HAVE_PROCFS_PIOCSET)
 299   fi
 300 fi
 301
 302 dnl See if host has libm.  This is usually needed by simulators.
 303 AC_CHECK_LIB(m, main)
 304
 305 dnl Solaris puts wctype in /usr/lib/libw.a before Solaris 2.6.
 306 dnl
 307 dnl A bug in GNU ld 2.9.1 causes a problem if we link in -lw
 308 dnl under Solaris 2.6 because it is some funky empty library.
 309 dnl So only link in libw if we have to.
 310 AC_CHECK_LIB(c, wctype,: ,AC_CHECK_LIB(w, wctype))
 311
 312 dnl See if compiler supports "long long" type.
 313
 314 AC_MSG_CHECKING(for long long support in compiler)
 315 AC_CACHE_VAL(gdb_cv_c_long_long,
 316 [AC_TRY_COMPILE(, [
 317   extern long long foo;
 318   switch (foo & 2) { case 0: return 1; }
 319 ],
 320 gdb_cv_c_long_long=yes, gdb_cv_c_long_long=no)])
 321 AC_MSG_RESULT($gdb_cv_c_long_long)
 322 if test $gdb_cv_c_long_long = yes; then
 323   AC_DEFINE(CC_HAS_LONG_LONG)
 324 fi
 325
 326 dnl See if the compiler and runtime support printing long long
 327
 328 AC_MSG_CHECKING(for long long support in printf)
 329 AC_CACHE_VAL(gdb_cv_printf_has_long_long,
 330 [AC_TRY_RUN([
 331 int main () {
 332   char buf[32];
 333   long long l = 0;
 334   l = (l << 16) + 0x0123;
 335   l = (l << 16) + 0x4567;
 336   l = (l << 16) + 0x89ab;
 337   l = (l << 16) + 0xcdef;
 338   sprintf (buf, "0x%016llx", l);
 339   return (strcmp ("0x0123456789abcdef", buf));
 340 }],
 341 gdb_cv_printf_has_long_long=yes,
 342 gdb_cv_printf_has_long_long=no,
 343 gdb_cv_printf_has_long_long=no)])
 344 if test $gdb_cv_printf_has_long_long = yes; then
 345   AC_DEFINE(PRINTF_HAS_LONG_LONG)
 346 fi
 347 AC_MSG_RESULT($gdb_cv_printf_has_long_long)
 348
 349 dnl See if compiler supports "long double" type.  Can't use AC_C_LONG_DOUBLE
 350 dnl because autoconf complains about cross-compilation issues.  However, this
 351 dnl code uses the same variables as the macro for compatibility.
 352
 353 AC_MSG_CHECKING(for long double support in compiler)
 354 AC_CACHE_VAL(ac_cv_c_long_double,
 355 [AC_TRY_COMPILE(, [long double foo;],
 356 ac_cv_c_long_double=yes, ac_cv_c_long_double=no)])
 357 AC_MSG_RESULT($ac_cv_c_long_double)
 358 if test $ac_cv_c_long_double = yes; then
 359   AC_DEFINE(HAVE_LONG_DOUBLE)
 360 fi
 361
 362 dnl See if the compiler and runtime support printing long doubles
 363
 364 AC_MSG_CHECKING(for long double support in printf)
 365 AC_CACHE_VAL(gdb_cv_printf_has_long_double,
 366 [AC_TRY_RUN([
 367 int main () {
 368   char buf[16];
 369   long double f = 3.141592653;
 370   sprintf (buf, "%Lg", f);
 371   return (strncmp ("3.14159", buf, 7));
 372 }],
 373 gdb_cv_printf_has_long_double=yes,
 374 gdb_cv_printf_has_long_double=no,
 375 gdb_cv_printf_has_long_double=no)])
 376 if test $gdb_cv_printf_has_long_double = yes; then
 377   AC_DEFINE(PRINTF_HAS_LONG_DOUBLE)
 378 fi
 379 AC_MSG_RESULT($gdb_cv_printf_has_long_double)
 380
 381 dnl See if the compiler and runtime support scanning long doubles
 382
 383 AC_MSG_CHECKING(for long double support in scanf)
 384 AC_CACHE_VAL(gdb_cv_scanf_has_long_double,
 385 [AC_TRY_RUN([
 386 int main () {
 387   char *buf = "3.141592653";
 388   long double f = 0;
 389   sscanf (buf, "%Lg", &f);
 390   return !(f > 3.14159 && f < 3.14160);
 391 }],
 392 gdb_cv_scanf_has_long_double=yes,
 393 gdb_cv_scanf_has_long_double=no,
 394 gdb_cv_scanf_has_long_double=no)])
 395 if test $gdb_cv_scanf_has_long_double = yes; then
 396   AC_DEFINE(SCANF_HAS_LONG_DOUBLE)
 397 fi
 398 AC_MSG_RESULT($gdb_cv_scanf_has_long_double)
 399
 400 AC_FUNC_MMAP
 401
 402 dnl See if thread_db library is around for Solaris thread debugging.  Note that
 403 dnl we must explicitly test for version 1 of the library because version 0
 404 dnl (present on Solaris 2.4 or earlier) doesn't have the same API.
 405
 406 dnl Note that we only want this if we are both native (host == target), and
 407 dnl not doing a canadian cross build (build == host).
 408
 409 if test ${build} = ${host} -a ${host} = ${target} ; then
 410    case ${host_os} in
 411    hpux*)
 412       AC_MSG_CHECKING(for HPUX/OSF thread support)
 413       if test -f /usr/include/dce/cma_config.h ; then
 414          if test "$GCC" = "yes" ; then
 415             AC_MSG_RESULT(yes)
 416             AC_DEFINE(HAVE_HPUX_THREAD_SUPPORT)
 417             CONFIG_OBS="${CONFIG_OJS} hpux-thread.o"
 418             CONFIG_SRCS="${CONFIG_SRCS} hpux-thread.c"
 419          else
 420             AC_MSG_RESULT(no (suppressed because you are not using GCC))
 421          fi
 422       else
 423          AC_MSG_RESULT(no)
 424       fi
 425       ;;
 426    solaris*)
 427       AC_MSG_CHECKING(for Solaris thread debugging library)
 428       if test -f /usr/lib/libthread_db.so.1 ; then
 429          AC_MSG_RESULT(yes)
 430          AC_DEFINE(HAVE_THREAD_DB_LIB)
 431          CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
 432          CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
 433          AC_CHECK_LIB(dl, dlopen)
 434          if test "$GCC" = "yes" ; then
 435             # The GNU linker requires the -export-dynamic option to make
 436             # all symbols visible in the dynamic symbol table.
 437             hold_ldflags=$LDFLAGS
 438             AC_MSG_CHECKING(for the ld -export-dynamic flag)
 439             LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
 440             AC_TRY_LINK(, [int i;], found=yes, found=no)
 441             LDFLAGS=$hold_ldflags
 442             AC_MSG_RESULT($found)
 443             if test $found = yes; then
 444                CONFIG_LDFLAGS="${CONFIG_LDFLAGS} -Wl,-export-dynamic"
 445             fi
 446          fi
 447          # Sun randomly tweaked the prototypes in <proc_service.h>
 448          # at one point.
 449          AC_MSG_CHECKING(if <proc_service.h> is old)
 450          AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
 451             AC_TRY_COMPILE([
 452                 #include <proc_service.h>
 453                 ps_err_e ps_pdwrite
 454                     (struct ps_prochandle*, psaddr_t, const void*, size_t);
 455             ],, gdb_cv_proc_service_is_old=no,
 456                 gdb_cv_proc_service_is_old=yes)
 457          ])
 458          AC_MSG_RESULT($gdb_cv_proc_service_is_old)
 459          if test $gdb_cv_proc_service_is_old = yes; then
 460             AC_DEFINE(PROC_SERVICE_IS_OLD)
 461          fi
 462       else
 463          AC_MSG_RESULT(no)
 464       fi
 465       ;;
 466    esac
 467    AC_SUBST(CONFIG_LDFLAGS)
 468 fi
 469
 470 dnl Handle optional features that can be enabled.
 471
 472 dnl Handle MI sub-directory configury.
 473 AC_ARG_ENABLE(gdbmi,
 474 [  --enable-gdbmi            Enable GDB-MI interface],
 475 [
 476   case "${enable_gdbmi}" in
 477     yes | no) ;;
 478     "")  enable_gdbmi=yes ;;
 479     *)
 480       AC_MSG_ERROR(Bad value for --enable-gdbmi: ${enableval})
 481     ;;
 482   esac
 483 ])
 484 case ${enable_gdbmi} in
 485   "yes" )
 486     if test -d "${srcdir}/mi" ; then
 487       CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_MI_OBS)"
 488       CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_MI_DEPS)"
 489       CONFIG_SRCS="${CONFIG_SRS} \$(SUBDIR_MI_SRCS)"
 490       CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_MI_INITS)"
 491       ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_MI_CFLAGS)"
 492       CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_MI_ALL)"
 493       CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_MI_CLEAN)"
 494       CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_MI_INSTALL)"
 495       CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_MI_UNINSTALL)"
 496     fi
 497     ;;
 498 esac
 499
 500 AC_ARG_ENABLE(tui,
 501 [  --enable-tui            Enable full-screen terminal user interface],
 502 [
 503   case "${enable_tui}" in
 504     yes | no) ;;
 505     "")  enable_tui=yes ;;
 506     *)
 507       AC_MSG_ERROR(Bad value for --enable-tui: ${enableval})
 508     ;;
 509   esac
 510 ])
 511 case ${enable_tui} in
 512   "yes" )
 513     if test -d "${srcdir}/tui" ; then
 514       CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_TUI_OBS)"
 515       CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_TUI_DEPS)"
 516       CONFIG_SRCS="${CONFIG_SRS} \$(SUBDIR_TUI_SRCS)"
 517       CONFIG_INITS="${CONFIG_INITS} \$(SUBDIR_TUI_INITS)"
 518       ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_TUI_CFLAGS)"
 519       CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_TUI_ALL)"
 520       CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_TUI_CLEAN)"
 521       CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_TUI_INSTALL)"
 522       CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_TUI_UNINSTALL)"
 523     fi
 524     ;;
 525 esac
 526
 527 AC_ARG_ENABLE(netrom,
 528 [  --enable-netrom         Enable NetROM support],
 529 [case "${enableval}" in
 530 yes)    enable_netrom=yes ;;
 531 no)     enable_netrom=no ;;
 532 *)      AC_MSG_ERROR(bad value ${enableval} given for netrom option) ;;
 533 esac])
 534
 535 if test "${enable_netrom}" = "yes"; then
 536         CONFIG_OBS="${CONFIG_OBS} remote-nrom.o"
 537         CONFIG_SRCS="${CONFIG_SRCS} remote-nrom.c"
 538 fi
 539
 540
 541 # Don't add -Wall or -Wunused, they include -Wunused-parameter which
 542 # causes noise.
 543 build_warnings="-Wimplicit -Wreturn-type -Wcomment -Wtrigraphs \
 544 -Wformat -Wparentheses -Wpointer-arith -Wuninitialized"
 545 # Up for debate: -Wswitch -Wcomment -trigraphs -Wtrigraphs
 546 # -Wunused-function -Wunused-label -Wunused-variable -Wunused-value
 547 # -Wchar-subscripts -Wuninitialized -Wtraditional -Wshadow -Wcast-qual
 548 # -Wcast-align -Wwrite-strings -Wconversion -Wstrict-prototypes
 549 # -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls
 550 # -Woverloaded-virtual -Winline -Werror"
 551 AC_ARG_ENABLE(build-warnings,
 552 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
 553 [case "${enableval}" in
 554   yes)  ;;
 555   no)   build_warnings="-w";;
 556   ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
 557         build_warnings="${build_warnings} ${t}";;
 558   *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
 559         build_warnings="${t} ${build_warnings}";;
 560   *)    build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
 561 esac
 562 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
 563   echo "Setting compiler warning flags = $build_warnings" 6>&1
 564 fi])dnl
 565 WARN_CFLAGS=""
 566 WERROR_CFLAGS=""
 567 if test "x${build_warnings}" != x -a "x$GCC" = xyes
 568 then
 569     AC_MSG_CHECKING(compiler warning flags)
 570     # Separate out the -Werror flag as some files just cannot be
 571     # compiled with it enabled.
 572     for w in ${build_warnings}; do
 573         case $w in
 574         -Werr*) WERROR_CFLAGS=-Werror ;;
 575         *) # Check that GCC accepts it
 576             if $CC $w 2>&1 | grep 'unrecognized option' > /dev/null; then
 577                 :
 578             else
 579                 WARN_CFLAGS="${WARN_CFLAGS} $w"
 580             fi
 581         esac
 582     done
 583     AC_MSG_RESULT(${WARN_CFLAGS}${WERROR_CFLAGS})
 584 fi
 585 AC_SUBST(WARN_CFLAGS)
 586 AC_SUBST(WERROR_CFLAGS)
 587
 588 MMALLOC_CFLAGS=
 589 MMALLOC=
 590 AC_SUBST(MMALLOC_CFLAGS)
 591 AC_SUBST(MMALLOC)
 592
 593 AC_ARG_WITH(mmalloc,
 594 [  --with-mmalloc          Use memory mapped malloc package],
 595 [case "${withval}" in
 596   yes)  want_mmalloc=true ;;
 597   no)   want_mmalloc=false;;
 598   *)    AC_MSG_ERROR(bad value ${withval} for GDB with-mmalloc option) ;;
 599 esac],[want_mmalloc=false])dnl
 600
 601 if test x$want_mmalloc = xtrue; then
 602    AC_DEFINE(USE_MMALLOC)
 603    AC_DEFINE(MMCHECK_FORCE)
 604    MMALLOC_CFLAGS="-I$srcdir/../mmalloc"
 605    MMALLOC='../mmalloc/libmmalloc.a'
 606 fi
 607
 608 AC_ARG_WITH(included-regex,
 609 [  --with-included-regex          Use included regex],
 610 [case "${withval}" in
 611   yes)  want_included_regex=true ;;
 612   no)   want_included_regex=false;;
 613   *)    AC_MSG_ERROR(bad value ${withval} for GDB with-included-regex option) ;;
 614 esac],[want_included_regex=true])dnl
 615
 616 if test $want_included_regex = false; then
 617   AC_MSG_CHECKING(for GNU regex)
 618   AC_CACHE_VAL(gdb_cv_have_gnu_regex,
 619 [AC_TRY_COMPILE([#include <gnu-versions.h>
 620 #include <sys/types.h>
 621 #include <regex.h>],
 622 [#if !defined _GNU_REGEX_INTERFACE_VERSION || !defined __GLIBC__ || __GLIBC__ < 2
 623 #error No valid GNU regex.
 624 #endif
 625 ],
 626                 [gdb_cv_have_gnu_regex=yes],
 627                 [gdb_cv_have_gnu_regex=no])])
 628   AC_MSG_RESULT($gdb_cv_have_gnu_regex)
 629   if test $gdb_cv_have_gnu_regex = no; then
 630         want_included_regex=true
 631   fi
 632 fi
 633
 634 if test x${want_included_regex} = xtrue; then
 635     REGEX="gnu-regex.o"
 636     AC_DEFINE(USE_INCLUDED_REGEX)
 637 fi
 638 AC_SUBST(REGEX)
 639
 640 # In the Cygwin environment, we need some additional flags.
 641 AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
 642 [AC_EGREP_CPP(lose, [
 643 #if defined (__CYGWIN__) || defined (__CYGWIN32__)
 644 lose
 645 #endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
 646
 647
 648 dnl Figure out which of the many generic ser-*.c files the _host_ supports.
 649 SER_HARDWIRE="ser-unix.o ser-pipe.o ser-tcp.o"
 650 case ${host} in
 651   *go32* ) SER_HARDWIRE=ser-go32.o ;;
 652   *djgpp* ) SER_HARDWIRE=ser-go32.o ;;
 653 esac
 654 AC_SUBST(SER_HARDWIRE)
 655
 656
 657 dnl Figure out which term library to use.
 658 if test x$gdb_host = xgo32; then
 659   TERM_LIB=
 660 else
 661 if test x$gdb_cv_os_cygwin = xyes; then
 662   TERM_LIB='`if test -r ../libtermcap/libtermcap.a; then echo ../libtermcap/libtermcap.a; else echo -ltermcap; fi`'
 663 else
 664   TERM_LIB=
 665   AC_CHECK_LIB(ncurses, tgetent, TERM_LIB=-lncurses,
 666     AC_CHECK_LIB(Hcurses, tgetent, TERM_LIB=-lHcurses,
 667       AC_CHECK_LIB(termlib, tgetent, TERM_LIB=-ltermlib,
 668         AC_CHECK_LIB(termcap, tgetent, TERM_LIB=-ltermcap,
 669           AC_CHECK_LIB(curses, tgetent, TERM_LIB=-lcurses,
 670             AC_CHECK_LIB(terminfo, tgetent, TERM_LIB=-lterminfo))))))
 671
 672   if test "x$TERM_LIB" = x
 673   then
 674     AC_MSG_ERROR(Could not find a term library, e.g. termcap or termlib!)
 675   fi
 676 fi
 677 fi
 678 AC_SUBST(TERM_LIB)
 679
 680 # libreadline needs libuser32.a in a cygwin environment
 681 WIN32LIBS=
 682 if test x$gdb_cv_os_cygwin = xyes; then
 683     WIN32LIBS="-luser32"
 684     case "${target}" in
 685         *cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
 686         ;;
 687     esac
 688 fi
 689 AC_SUBST(WIN32LIBS)
 690
 691 LIBGUI="../libgui/src/libgui.a"
 692 GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
 693 AC_SUBST(LIBGUI)
 694 AC_SUBST(GUI_CFLAGS_X)
 695
 696 AC_ARG_WITH(cpu,
 697 [  --with-cpu=CPU          Set the default CPU variant to debug],
 698 [case "${target}" in
 699   powerpc-* | powerpcle-* )
 700     ## It would be nice to keep this table in sync with the one in
 701     ## gcc/configure.
 702     case "${with_cpu}" in
 703       ppc-uisa | rs6000 | 403 | 403GC | 505 | 860 | 601 | 602 | 603 \
 704       | 604 | 750 )
 705         ## Those are all handled in variants in rs6000-tdep.c, so they're fine.
 706       ;;
 707       common | power | power2 | rios | rios1 | rios2 | rsc | rsc1 )
 708         ## These are all RS6000 variants, as far as GDB is concerned.
 709         with_cpu=rs6000
 710       ;;
 711       603e | ec603e )
 712         with_cpu=603
 713       ;;
 714       604e )
 715         with_cpu=604
 716       ;;
 717       * )
 718         AC_MSG_WARN(GDB: unknown --with-cpu value: \`${with_cpu}'; using \`ppc-uisa'.)
 719         with_cpu=ppc-uisa
 720       ;;
 721     esac
 722   ;;
 723   * )
 724     AC_MSG_WARN(GDB may ignore the --with-cpu flag for ${target} targets)
 725   ;;
 726 esac
 727 AC_DEFINE_UNQUOTED(TARGET_CPU_DEFAULT, "${with_cpu}")
 728 ],)
 729
 730
 731 AC_ARG_ENABLE(gdbtk,
 732 [  --enable-gdbtk          Enable GDBTK GUI front end],
 733 [case "${enableval}" in
 734     yes)
 735         case "$host" in
 736         *go32*)
 737             AC_MSG_WARN([GDB does not support GDBtk on host ${host}.  GDBtk will be disabled.])
 738             enable_gdbtk=no ;;
 739         *windows*)
 740             AC_MSG_WARN([GDB does not support GDBtk on host ${host}.  GDBtk will be disabled.])
 741             enable_gdbtk=no ;;
 742         *)
 743             enable_gdbtk=yes ;;
 744         esac ;;
 745     no)
 746         enable_gdbtk=no  ;;
 747     *)
 748         AC_MSG_ERROR(bad value ${enableval} given for gdbtk option) ;;
 749 esac],
 750 [
 751 # Default is on for everything but go32 and Cygwin
 752 case "$host" in
 753     *go32* | *windows*)
 754         ;;
 755     *)
 756         if test -d "${srcdir}/gdbtk" ; then
 757             enable_gdbtk=yes
 758         fi
 759         ;;
 760 esac
 761 ])
 762
 763 WIN32LDAPP=
 764 AC_SUBST(WIN32LIBS)
 765 AC_SUBST(WIN32LDAPP)
 766
 767 configdir="unix"
 768
 769 GDBTKLIBS=
 770 if test "${enable_gdbtk}" = "yes"; then
 771
 772     CY_AC_PATH_TCLCONFIG
 773     if test -z "${no_tcl}"; then
 774         CY_AC_LOAD_TCLCONFIG
 775         CY_AC_PATH_TKCONFIG
 776
 777         # If $no_tk is nonempty, then we can't do Tk, and there is no
 778         # point to doing Tcl.
 779         if test -z "${no_tk}"; then
 780            CY_AC_LOAD_TKCONFIG
 781            CY_AC_PATH_TCLH
 782            CY_AC_PATH_TKH
 783            CY_AC_PATH_ITCLH
 784            CY_AC_PATH_ITKH
 785            CY_AC_PATH_TIXH
 786
 787            # now look for Itcl library stuff
 788
 789            CY_AC_PATH_ITCLCONFIG
 790            if test -z "${no_itcl}"; then
 791              CY_AC_LOAD_ITCLCONFIG
 792              case "${host}" in
 793              *-*-cygwin*)
 794                 itcldir=../itcl/itcl/win/
 795                 ;;
 796              *)
 797                 itcldir=../itcl/itcl/unix/
 798                 ;;
 799              esac
 800
 801
 802              ITCLLIB="${ITCL_BUILD_LIB_SPEC}"
 803              ITCL_DEPS="${itcldir}${ITCL_LIB_FILE}"
 804            fi
 805
 806
 807            # now look for Itk library stuff
 808            CY_AC_PATH_ITKCONFIG
 809            if test -z "${no_itcl}"; then
 810              CY_AC_LOAD_ITKCONFIG
 811
 812              case "${host}" in
 813                *-*-cygwin*)
 814                  itkdir=../itcl/itk/win/
 815                  ;;
 816                *)
 817                  itkdir=../itcl/itk/unix/
 818                  ;;
 819                esac
 820
 821              ITKLIB="${ITK_BUILD_LIB_SPEC}"
 822              ITK_DEPS="${itkdir}${ITK_LIB_FILE}"
 823            fi
 824
 825            # now look for Tix library stuff
 826            CY_AC_PATH_TIXCONFIG
 827            if test -z "${no_tix}"; then
 828              CY_AC_LOAD_TIXCONFIG
 829              TIXLIB="${TIX_BUILD_LIB_SPEC}"
 830              TIX_DEPS="${TIX_BUILD_LOCATION}/${TIX_LIB_FILE}"
 831            fi
 832
 833            ENABLE_CFLAGS="$ENABLE_CFLAGS -DGDBTK"
 834            # Tcl/Tk 8.1 require -fwritable strings.  I don't
 835            # know whether 8.2 will or not, but I bet it will.
 836            # I don't have to worry about 7.x since we don't support it.
 837            GDBTK_CFLAGS=""
 838            if test "$GCC" = "yes"; then
 839                if test "$TCL_VERSION" != "8.0" ; then
 840                    GDBTK_CFLAGS="-fwritable-strings"
 841                fi
 842            fi
 843
 844            # Include some libraries that Tcl and Tk want.
 845            TCL_LIBS='$(LIBGUI) $(ITCL) $(ITK) $(TIX) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
 846            CONFIG_DEPS='$(LIBGUI) $(ITCL_DEPS) $(ITK_DEPS) $(TIX_DEPS) $(TK_DEPS) $(TCL_DEPS)'
 847            # Yes, the ordering seems wrong here.  But it isn't.
 848            # TK_LIBS is the list of libraries that need to be linked
 849            # after Tcl/Tk.  Note that this isn't put into LIBS.  If it
 850            # were in LIBS then any link tests after this point would
 851            # try to include things like `$(LIBGUI)', which wouldn't work.
 852            GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
 853            CONFIG_SRCS="${CONFIG_SRCS} gdbtk/generic/gdbtk.c gdbtk/generic/gdbtk-cmds.c gdbtk/generic/gdbtk-hooks.c gdbtk/generic/gdbtk-varobj.c gdbtk/generic/gdbtk-wrapper.c"
 854            CONFIG_OBS="${CONFIG_OBS} gdbtk.o gdbtk-cmds.o gdbtk-hooks.o gdbtk-varobj.o gdbtk-wrapper.o"
 855            CONFIG_INITS="${CONFIG_INITS} gdbtk/generic/gdbtk.c gdbtk/generic/gdbtk-cmds.c gdbtk/generic/gdbtk-hooks.c gdbtk/generic/gdbtk-varobj.c gdbtk/generic/gdbtk-wrapper.c"
 856            CONFIG_ALL="${CONFIG_ALL} \$(SUBDIR_GDBTK_ALL)"
 857            CONFIG_CLEAN="${CONFIG_CLEAN} \$(SUBDIR_GDBTK_CLEAN)"
 858            CONFIG_INSTALL="${CONFIG_INSTALL} \$(SUBDIR_GDBTK_INSTALL)"
 859            CONFIG_UNINSTALL="${CONFIG_UNINSTALL} \$(SUBDIR_GDBTK_UNINSTALL)"
 860
 861            if test x$gdb_cv_os_cygwin = xyes; then
 862               WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
 863               WIN32LDAPP="-Wl,--subsystem,console"
 864               CONFIG_OBS="${CONFIG_OBS} gdbres.o"
 865            fi
 866         fi
 867     fi
 868 fi
 869
 870 AC_SUBST(X_CFLAGS)
 871 AC_SUBST(X_LDFLAGS)
 872 AC_SUBST(X_LIBS)
 873 AC_SUBST(ITCLLIB)
 874 AC_SUBST(ITCL_DEPS)
 875 AC_SUBST(ITKLIB)
 876 AC_SUBST(ITK_DEPS)
 877 AC_SUBST(TIXLIB)
 878 AC_SUBST(TIX_DEPS)
 879 AC_SUBST(GDBTKLIBS)
 880 AC_SUBST(GDBTK_CFLAGS)
 881
 882 AC_PATH_X
 883
 884
 885 # Unlike the sim directory, whether a simulator is linked is controlled by
 886 # presence of a SIM= and a SIM_OBS= definition in the target '.mt' file.
 887 # This code just checks for a few cases where we'd like to ignore those
 888 # definitions, even when they're present in the '.mt' file.  These cases
 889 # are when --disable-sim is specified, or if the simulator directory is
 890 # not part of the soruce tree.
 891 #
 892 AC_ARG_ENABLE(sim,
 893 [  --enable-sim            Link gdb with simulator],
 894 [echo "enable_sim = $enable_sim";
 895  echo "enableval = ${enableval}";
 896  case "${enableval}" in
 897   yes) ignore_sim=false ;;
 898   no)  ignore_sim=true ;;
 899   *)   ignore_sim=false ;;
 900  esac],
 901 [ignore_sim=false])
 902
 903 if test ! -d "${srcdir}/../sim"; then
 904   ignore_sim=true
 905 fi
 906
 907 if test "${ignore_sim}" = "true"; then
 908     IGNORE_SIM="SIM="
 909     IGNORE_SIM_OBS="SIM_OBS="
 910 else
 911     IGNORE_SIM=""
 912     IGNORE_SIM_OBS=""
 913     AC_DEFINE(WITH_SIM)
 914 fi
 915 AC_SUBST(IGNORE_SIM)
 916 AC_SUBST(IGNORE_SIM_OBS)
 917
 918 AC_SUBST(ENABLE_CFLAGS)
 919
 920 AC_SUBST(CONFIG_OBS)
 921 AC_SUBST(CONFIG_DEPS)
 922 AC_SUBST(CONFIG_SRCS)
 923 AC_SUBST(CONFIG_INITS)
 924 AC_SUBST(CONFIG_ALL)
 925 AC_SUBST(CONFIG_CLEAN)
 926 AC_SUBST(CONFIG_INSTALL)
 927 AC_SUBST(CONFIG_UNINSTALL)
 928
 929 # Begin stuff to support --enable-shared
 930 AC_ARG_ENABLE(shared,
 931 [  --enable-shared         Use shared libraries],
 932 [case "${enableval}" in
 933   yes) shared=true ;;
 934   no)  shared=false ;;
 935   *) shared=true ;;
 936 esac])dnl
 937
 938 HLDFLAGS=
 939 HLDENV=
 940 # If we have shared libraries, try to set rpath reasonably.
 941 if test "${shared}" = "true"; then
 942   case "${host}" in
 943   *-*-hpux*)
 944     HLDFLAGS='-Wl,+s,+b,$(libdir)'
 945     ;;
 946   *-*-irix5* | *-*-irix6*)
 947     HLDFLAGS='-Wl,-rpath,$(libdir)'
 948     ;;
 949   *-*-linux*aout*)
 950     ;;
 951   *-*-linux* | *-pc-linux-gnu*)
 952     HLDFLAGS='-Wl,-rpath,$(libdir)'
 953     ;;
 954   *-*-solaris*)
 955     HLDFLAGS='-R $(libdir)'
 956     ;;
 957   *-*-sysv4*)
 958     HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;'
 959     ;;
 960   esac
 961 fi
 962
 963 # On SunOS, if the linker supports the -rpath option, use it to
 964 # prevent ../bfd and ../opcodes from being included in the run time
 965 # search path.
 966 case "${host}" in
 967   *-*-sunos*)
 968     echo 'main () { }' > conftest.c
 969     ${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
 970     if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
 971       :
 972     elif grep 'No such file' conftest.t >/dev/null 2>&1; then
 973       :
 974     elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
 975       :
 976     elif grep 'some text already loaded' conftest.t >/dev/null 2>&1; then
 977       :
 978     elif test "${shared}" = "true"; then
 979       HLDFLAGS='-Wl,-rpath=$(libdir)'
 980     else
 981       HLDFLAGS='-Wl,-rpath='
 982     fi
 983     rm -f conftest.t conftest.c conftest
 984     ;;
 985 esac
 986 AC_SUBST(HLDFLAGS)
 987 AC_SUBST(HLDENV)
 988 # End stuff to support --enable-shared
 989
 990 # target_subdir is used by the testsuite to find the target libraries.
 991 target_subdir=
 992 if test "${host}" != "${target}"; then
 993     target_subdir="${target_alias}/"
 994 fi
 995 AC_SUBST(target_subdir)
 996
 997 frags=
 998 host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
 999 if test ! -f ${host_makefile_frag}; then
1000 AC_MSG_ERROR("*** Gdb does not support host ${host}")
1001 fi
1002 frags="$frags $host_makefile_frag"
1003
1004 target_makefile_frag=${srcdir}/config/${gdb_target_cpu}/${gdb_target}.mt
1005 if test ! -f ${target_makefile_frag}; then
1006 AC_MSG_ERROR("*** Gdb does not support target ${target}")
1007 fi
1008 frags="$frags $target_makefile_frag"
1009
1010 AC_SUBST_FILE(host_makefile_frag)
1011 AC_SUBST_FILE(target_makefile_frag)
1012 AC_SUBST(frags)
1013
1014 changequote(,)dnl
1015 hostfile=`sed -n '
1016 s/XM_FILE[      ]*=[    ]*\([^  ]*\)/\1/p
1017 ' ${host_makefile_frag}`
1018
1019 targetfile=`sed -n '
1020 s/TM_FILE[      ]*=[    ]*\([^  ]*\)/\1/p
1021 ' ${target_makefile_frag}`
1022
1023 GDB_MULTI_ARCH=`sed -n '
1024 s/GDB_MULTI_ARCH[       ]*=[    ]*\([^  ]*\)[   ]*/\1/p
1025 ' ${target_makefile_frag}`
1026
1027 # these really aren't orthogonal true/false values of the same condition,
1028 # but shells are slow enough that I like to reuse the test conditions
1029 # whenever possible
1030 if test "${target}" = "${host}"; then
1031 nativefile=`sed -n '
1032 s/NAT_FILE[     ]*=[    ]*\([^  ]*\)/\1/p
1033 ' ${host_makefile_frag}`
1034 # else
1035 # GDBserver is only useful in a "native" enviroment
1036 # configdirs=`echo $configdirs | sed 's/gdbserver//'`
1037 fi
1038 changequote([,])
1039
1040 # New targets should just set gdb_multi_arch=yes in configure.tgt.
1041 # Old targets being converted can either do that or set GDB_MULTI_ARCH
1042 # in the target specific makefile frag.  Eventually gdb_multi_arch=yes
1043 # will be the default.
1044 if test x"${GDB_MULTI_ARCH}" = x ; then
1045     case "${gdb_multi_arch}" in
1046     yes ) GDB_MULTI_ARCH=GDB_MULTI_ARCH_PURE ;;
1047     no ) GDB_MULTI_ARCH=0 ;;
1048     0|1|2 ) GDB_MULTI_ARCH=${gdb_multi_arch} ;;
1049     esac
1050 fi
1051 if test x"${GDB_MULTI_ARCH}" != x ; then
1052     AC_DEFINE_UNQUOTED(GDB_MULTI_ARCH, ${GDB_MULTI_ARCH})
1053 fi
1054 # Warn the user when they use an old pratice
1055 case "${GDB_MULTI_ARCH}" in
1056     "" ) ;;
1057     0 | GDB_MULTI_ARCH_PARTIAL | 1 | GDB_MULTI_ARCH_TM | 2 )
1058         AC_MSG_WARN("GDB: Target is not pure multi-arch") ;;
1059     GDB_MULTI_ARCH_PURE )
1060         if test x"${targetfile}" != x ; then
1061             AC_MSG_WARN("GDB: Ingoring TM_FILE in ${target_makefile_frag}")
1062             targetfile=""
1063         fi ;;
1064     *)  AC_MSG_ERROR("GDB: Unknown GDB_MULTI_ARCH value ${GDB_MULTI_ARCH}");;
1065 esac
1066
1067
1068 SUBDIRS="doc testsuite nlm"
1069 if test "${enable_multi_ice}" = "yes"; then
1070   SUBDIRS="${SUBDIRS} multi-ice"
1071 fi
1072
1073 AC_SUBST(SUBDIRS)
1074
1075 # If hostfile (XM_FILE) and/or targetfile (TM_FILE) and/or nativefile
1076 # (NAT_FILE) is not set in config/*/*.m[ht] files, we link to an empty
1077 # version.
1078
1079 files=
1080 links=
1081
1082 rm -f xm.h
1083 xm_h=""
1084 if test "${hostfile}" != ""; then
1085     xm_h=xm.h
1086     GDB_XM_FILE="config/${gdb_host_cpu}/${hostfile}"
1087     files="${files} ${GDB_XM_FILE}"
1088     links="${links} xm.h"
1089     AC_DEFINE_UNQUOTED(GDB_XM_FILE, ${GDB_XM_FILE})
1090 fi
1091 AC_SUBST(xm_h)
1092
1093 rm -f tm.h
1094 tm_h=""
1095 if test "${targetfile}" != ""; then
1096     tm_h=tm.h
1097     GDB_TM_FILE="config/${gdb_target_cpu}/${targetfile}"
1098     files="${files} ${GDB_TM_FILE}"
1099     links="${links} tm.h"
1100     AC_DEFINE_UNQUOTED(GDB_TM_FILE, ${GDB_TM_FILE})
1101 fi
1102 AC_SUBST(tm_h)
1103
1104 rm -f nm.h
1105 nm_h=""
1106 if test "${nativefile}" != ""; then
1107     nm_h=nm.h
1108     GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}"
1109     files="${files} ${GDB_NM_FILE}"
1110     links="${links} nm.h"
1111     AC_DEFINE_UNQUOTED(GDB_NM_FILE, ${GDB_NM_FILE})
1112 fi
1113 AC_SUBST(nm_h)
1114
1115 AC_PROG_LN_S
1116
1117 AC_LINK_FILES($files, $links)
1118
1119 dnl Check for exe extension set on certain hosts (e.g. Win32)
1120 AC_EXEEXT
1121
1122 AC_CONFIG_SUBDIRS($configdirs)
1123 AC_OUTPUT(Makefile .gdbinit:gdbinit.in,
1124 [
1125 dnl Autoconf doesn't provide a mechanism for modifying definitions
1126 dnl provided by makefile fragments.
1127 dnl
1128 if test "${nativefile}" = ""; then
1129 sed -e '/^NATDEPFILES[[         ]]*=[[  ]]*/s//# NATDEPFILES=/' \
1130         < Makefile > Makefile.tem
1131 mv -f Makefile.tem Makefile
1132 fi
1133
1134 changequote(,)dnl
1135 sed -e '/^TM_FILE[      ]*=/s,^TM_FILE[         ]*=[    ]*,&config/'"${gdb_target_cpu}"'/,
1136 /^XM_FILE[      ]*=/s,^XM_FILE[         ]*=[    ]*,&config/'"${gdb_host_cpu}"'/,
1137 /^NAT_FILE[     ]*=/s,^NAT_FILE[        ]*=[    ]*,&config/'"${gdb_host_cpu}"'/,' <Makefile >Makefile.tmp
1138 mv -f Makefile.tmp Makefile
1139 changequote([,])dnl
1140
1141
1142 case x$CONFIG_HEADERS in
1143 xconfig.h:config.in)
1144 echo > stamp-h ;;
1145 esac
1146 ],
1147 [
1148 gdb_host_cpu=$gdb_host_cpu
1149 gdb_target_cpu=$gdb_target_cpu
1150 nativefile=$nativefile
1151 ])
1152
1153 exit 0