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dnl Autoconf configure script for GDB server.

dnl Copyright 2000, 2002 Free Software Foundation, Inc.

dnl

dnl This file is part of GDB.

dnl

dnl This program is free software; you can redistribute it and/or modify

dnl it under the terms of the GNU General Public License as published by

dnl the Free Software Foundation; either version 2 of the License, or

dnl (at your option) any later version.

dnl

dnl This program is distributed in the hope that it will be useful,

dnl but WITHOUT ANY WARRANTY; without even the implied warranty of

dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

dnl GNU General Public License for more details.

dnl

dnl You should have received a copy of the GNU General Public License

dnl along with this program; if not, write to the Free Software

dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

dnl Process this file with autoconf to produce a configure script.

AC_INIT(server.c)

AC_CONFIG_HEADER(config.h:config.in)

AC_PROG_CC

AC_CANONICAL_SYSTEM

AC_PROG_INSTALL

AC_HEADER_STDC

AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.h dnl

                 proc_service.h sys/procfs.h thread_db.h linux/elf.h unistd.h)

. ${srcdir}/configure.srv

if test "${srv_linux_usrregs}" = "yes"; then

  AC_DEFINE(HAVE_LINUX_USRREGS)

fi

if test "${srv_linux_regsets}" = "yes"; then

  AC_MSG_CHECKING(for PTRACE_GETREGS)

  AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs,

  [AC_TRY_COMPILE([#include ],

                  [PTRACE_GETREGS;],

                  [gdbsrv_cv_have_ptrace_getregs=yes],

                  [gdbsrv_cv_have_ptrace_getregs=no])])

  AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs)

  if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then

    AC_DEFINE(HAVE_LINUX_REGSETS)

  fi

  AC_MSG_CHECKING(for PTRACE_GETFPXREGS)

  AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs,

  [AC_TRY_COMPILE([#include ],

                  [PTRACE_GETFPXREGS;],

                  [gdbsrv_cv_have_ptrace_getfpxregs=yes],

                  [gdbsrv_cv_have_ptrace_getfpxregs=no])])

  AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs)

  if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then

    AC_DEFINE(HAVE_PTRACE_GETFPXREGS)

  fi

fi

if test "$ac_cv_header_sys_procfs_h" = yes; then

  BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)

  BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)

  BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)

  BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)

  dnl Check for broken prfpregset_t type

  dnl For Linux/i386, glibc 2.1.3 was released with a bogus

  dnl prfpregset_t type (it's a typedef for the pointer to a struct

  dnl instead of the struct itself).  We detect this here, and work

  dnl around it in gdb_proc_service.h.

  if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then

    AC_MSG_CHECKING(whether prfpregset_t type is broken)

    AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,

      [AC_TRY_RUN([#include 

       int main ()

       {

         if (sizeof (prfpregset_t) == sizeof (void *))

           return 1;

         return 0;

       }],

       gdb_cv_prfpregset_t_broken=no,

       gdb_cv_prfpregset_t_broken=yes,

       gdb_cv_prfpregset_t_broken=yes)])

    AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)

    if test $gdb_cv_prfpregset_t_broken = yes; then

      AC_DEFINE(PRFPREGSET_T_BROKEN)

    fi

  fi

  BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t)

fi

srv_thread_depfiles=

srv_libs=

USE_THREAD_DB=

if test "$srv_linux_thread_db" = "yes"; then

  SRV_CHECK_THREAD_DB

  if test "$srv_cv_thread_db" = no; then

    AC_WARN([Could not find libthread_db.])

    AC_WARN([Disabling thread support in gdbserver.])

    srv_linux_thread_db=no

  else

    srv_libs="$srv_cv_thread_db"

  fi

fi

if test "$srv_linux_thread_db" = "yes"; then

  srv_thread_depfiles="thread-db.o proc-service.o"

  USE_THREAD_DB="-DUSE_THREAD_DB"

fi

GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_thread_depfiles"

GDBSERVER_LIBS="$srv_libs"

AC_SUBST(GDBSERVER_DEPFILES)

AC_SUBST(GDBSERVER_LIBS)

AC_SUBST(USE_THREAD_DB)

AC_OUTPUT(Makefile,

[case x$CONFIG_HEADERS in

xconfig.h:config.in)

echo > stamp-h ;;

esac

])