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dnl Autoconf configure script for GDB server.
dnl Copyright (C) 2000, 2002, 2003, 2004, 2005 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., 51 Franklin Street, Fifth Floor,
dnl Boston, MA 02110-1301, USA.
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)dnl
AC_INIT(server.c)
AC_CONFIG_HEADER(config.h:config.in)
AC_PROG_CC
AC_CANONICAL_SYSTEM
AC_PROG_INSTALL
AC_ARG_PROGRAM
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 dnl
stdlib.h unistd.h)
AC_CHECK_DECLS(strerror)
AC_CHECK_TYPES(socklen_t, [], [],
[#include <sys/types.h>
#include <sys/socket.h>
])
. ${srcdir}/configure.srv
if test "${srv_linux_usrregs}" = "yes"; then
AC_DEFINE(HAVE_LINUX_USRREGS, 1,
[Define if the target supports PTRACE_PEEKUSR for register ]
[access.])
fi
if test "${srv_linux_regsets}" = "yes"; then
AC_DEFINE(HAVE_LINUX_REGSETS, 1,
[Define if the target supports register sets.])
AC_MSG_CHECKING(for PTRACE_GETREGS)
AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs,
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
[PTRACE_GETREGS;],
[gdbsrv_cv_have_ptrace_getregs=yes],
[gdbsrv_cv_have_ptrace_getregs=no])])
AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs)
if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then
AC_DEFINE(HAVE_PTRACE_GETREGS, 1,
[Define if the target supports PTRACE_GETREGS for register ]
[access.])
fi
AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs,
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
[PTRACE_GETFPXREGS;],
[gdbsrv_cv_have_ptrace_getfpxregs=yes],
[gdbsrv_cv_have_ptrace_getfpxregs=no])])
AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs)
if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then
AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1,
[Define if the target supports PTRACE_GETFPXREGS for extended ]
[register access.])
fi
fi
if test "$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 $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
AC_MSG_CHECKING(whether prfpregset_t type is broken)
AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
[AC_TRY_RUN([#include <sys/procfs.h>
int main ()
{
if (sizeof (prfpregset_t) == sizeof (void *))
return 1;
return 0;
}],
gdb_cv_prfpregset_t_broken=no,
gdb_cv_prfpregset_t_broken=yes,
gdb_cv_prfpregset_t_broken=yes)])
AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
if test $gdb_cv_prfpregset_t_broken = yes; then
AC_DEFINE(PRFPREGSET_T_BROKEN, 1,
[Define if the prfpregset_t type is broken.])
fi
fi
BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t)
fi
srv_thread_depfiles=
srv_libs=
USE_THREAD_DB=
if test "$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
old_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -rdynamic"
AC_TRY_LINK([], [], [RDYNAMIC=-rdynamic], [RDYNAMIC=])
AC_SUBST(RDYNAMIC)
LDFLAGS="$old_LDFLAGS"
fi
if test "$srv_linux_thread_db" = "yes"; then
srv_thread_depfiles="thread-db.o proc-service.o"
USE_THREAD_DB="-DUSE_THREAD_DB"
AC_CACHE_CHECK([for TD_VERSION], gdbsrv_cv_have_td_version,
[AC_TRY_COMPILE([#include <thread_db.h>], [TD_VERSION;],
[gdbsrv_cv_have_td_version=yes],
[gdbsrv_cv_have_td_version=no])])
if test $gdbsrv_cv_have_td_version = yes; then
AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.])
fi
fi
GDBSERVER_DEPFILES="$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
])
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