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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.1/] [gdb/] [gdbserver/] [configure.ac] - Rev 234
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dnl Autoconf configure script for GDB server.
dnl Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
dnl 2010 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 3 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, see <http://www.gnu.org/licenses/>.
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_CONFIG_LIBOBJ_DIR(../gnulib)
AC_PROG_CC
AC_GNU_SOURCE
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 dnl
errno.h fcntl.h signal.h sys/file.h malloc.h dnl
sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl
netinet/tcp.h arpa/inet.h sys/wait.h)
AC_CHECK_FUNCS(pread pwrite pread64)
AC_REPLACE_FUNCS(memmem)
dnl dladdr is glibc-specific. It is used by thread-db.c but only for
dnl debugging messages. It lives in -ldl which is handled below so we don't
dnl use AC_CHECK_LIB (or AC_SEARCH_LIBS) here. Instead we just temporarily
dnl augment LIBS.
old_LIBS="$LIBS"
LIBS="$LIBS -ldl"
AC_CHECK_FUNCS(dladdr)
LIBS="$old_LIBS"
have_errno=no
AC_MSG_CHECKING(for errno)
AC_TRY_LINK([
#if HAVE_ERRNO_H
#include <errno.h>
#endif], [static int x; x = errno;],
[AC_MSG_RESULT(yes - in errno.h); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) have_errno=yes])
if test $have_errno = no; then
AC_TRY_LINK([
#if HAVE_ERRNO_H
#include <errno.h>
#endif], [extern int errno; static int x; x = errno;],
[AC_MSG_RESULT(yes - must define); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) AC_DEFINE(MUST_DEFINE_ERRNO, 1, [Checking if errno must be defined])],
[AC_MSG_RESULT(no)])
fi
AC_CHECK_DECLS([strerror, perror, memmem])
AC_CHECK_TYPES(socklen_t, [], [],
[#include <sys/types.h>
#include <sys/socket.h>
])
ACX_PKGVERSION([GDB])
ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address])
# Check for various supplementary target information (beyond the
# triplet) which might affect the choices in configure.srv.
case "${target}" in
changequote(,)dnl
i[34567]86-*-linux*)
changequote([,])dnl
AC_CACHE_CHECK([if building for x86-64], [gdb_cv_i386_is_x86_64],
[save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $CFLAGS"
AC_EGREP_CPP([got it], [
#if __x86_64__
got it
#endif
], [gdb_cv_i386_is_x86_64=yes],
[gdb_cv_i386_is_x86_64=no])
CPPFLAGS="$save_CPPFLAGS"])
;;
m68k-*-*)
AC_CACHE_CHECK([if building for Coldfire], [gdb_cv_m68k_is_coldfire],
[save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $CFLAGS"
AC_EGREP_CPP([got it], [
#ifdef __mcoldfire__
got it
#endif
], [gdb_cv_m68k_is_coldfire=yes],
[gdb_cv_m68k_is_coldfire=no])
CPPFLAGS="$save_CPPFLAGS"])
;;
esac
. ${srcdir}/configure.srv
if test "${srv_mingwce}" = "yes"; then
LIBS="$LIBS -lws2"
elif test "${srv_mingw}" = "yes"; then
LIBS="$LIBS -lwsock32"
elif test "${srv_qnx}" = "yes"; then
LIBS="$LIBS -lsocket"
fi
if test "${srv_mingw}" = "yes"; then
AC_DEFINE(USE_WIN32API, 1,
[Define if we should use the Windows API, instead of the
POSIX API. On Windows, we use the Windows API when
building for MinGW, but the POSIX API when building
for Cygwin.])
fi
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 "$ac_cv_header_sys_procfs_h" = yes; then
BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t)
fi
srv_thread_depfiles=
srv_libs=
USE_THREAD_DB=
if test "$srv_linux_thread_db" = "yes"; then
srv_libs="-ldl"
old_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS -rdynamic"
AC_TRY_LINK([], [], [RDYNAMIC=-rdynamic], [RDYNAMIC=])
AC_SUBST(RDYNAMIC)
LDFLAGS="$old_LDFLAGS"
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 $gdbsrv_cv_have_td_version = yes; then
AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.])
fi
fi
AC_ARG_WITH(libthread-db,
AS_HELP_STRING([--with-libthread-db=PATH], [use given libthread_db directly]),
[srv_libthread_db_path="${withval}"
AC_DEFINE(USE_LIBTHREAD_DB_DIRECTLY, 1, [Define if we should use libthread_db directly.])
srv_libs="$srv_libthread_db_path"
])
if test "$srv_xmlfiles" != ""; then
srv_xmlbuiltin="xml-builtin.o"
AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.])
tmp_xmlfiles=$srv_xmlfiles
srv_xmlfiles=""
for f in $tmp_xmlfiles; do
srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f"
done
fi
GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_hostio_err_objs $srv_thread_depfiles"
GDBSERVER_LIBS="$srv_libs"
AC_SUBST(GDBSERVER_DEPFILES)
AC_SUBST(GDBSERVER_LIBS)
AC_SUBST(USE_THREAD_DB)
AC_SUBST(srv_xmlbuiltin)
AC_SUBST(srv_xmlfiles)
AC_OUTPUT(Makefile,
[case x$CONFIG_HEADERS in
xconfig.h:config.in)
echo > stamp-h ;;
esac
])
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