* inferiors.c (find_inferior): Make it safe for the callback

[deliverable/binutils-gdb.git] / gdb / gdbserver / configure.ac

diff --git a/gdb/gdbserver/configure.ac b/gdb/gdbserver/configure.ac
index 2568a57f17ef52acf048e3aaad60f0ebbd82c858..e6b4bc56b6d05fa8db8836cd9e6e30924c5ba785 100644 (file)
--- a/gdb/gdbserver/configure.ac
+++ b/gdb/gdbserver/configure.ac
@@ -1,12 +1,12 @@
 dnl Autoconf configure script for GDB server.
-dnl Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006
+dnl Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008
 dnl 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 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,
@@ -15,9 +15,7 @@ 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 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 dnl Process this file with autoconf to produce a configure script.
 
@@ -25,8 +23,10 @@ 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
 
@@ -39,37 +39,49 @@ 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)
+
+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)
+AC_CHECK_DECLS([strerror, perror, memmem])
 
 AC_CHECK_TYPES(socklen_t, [], [],
 [#include <sys/types.h>
 #include <sys/socket.h>
 ])
 
-# Check for various supplementary target information (beyond the
-# triplet) which might affect the choices in configure.srv.
-case "${target}" in
-  arm*-*-linux*)
-    AC_CACHE_CHECK([if iWMMXt is selected], [gdb_cv_arm_iwmmxt],
-                  [save_CPPFLAGS="$CPPFLAGS"
-                  CPPFLAGS="$CPPFLAGS $CFLAGS"
-                  AC_EGREP_CPP([got it], [
-#ifdef __IWMMXT__
-got it
-#endif
-                               ], [gdb_cv_arm_iwmmxt=yes],
-                               [gdb_cv_arm_iwmmxt=no])
-                  CPPFLAGS="$save_CPPFLAGS"])
-    ;;
-esac
+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])
 
 . ${srcdir}/configure.srv
 
-if test "${srv_mingw}" = "yes"; then
+if test "${srv_mingwce}" = "yes"; then
+  LIBS="$LIBS -lws2"
+elif test "${srv_mingw}" = "yes"; then
   LIBS="$LIBS -lwsock32"
+fi
+
+if test "${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
@@ -158,19 +170,18 @@ if test "$srv_linux_thread_db" = "yes"; then
   fi
 fi
 
-if test "$srv_xmltarget" != ""; then
-  srv_xmltarget="\$(XML_DIR)/$srv_xmltarget"
+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="target.xml"
+  srv_xmlfiles=""
   for f in $tmp_xmlfiles; do
     srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f"
   done
 fi
 
-GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_thread_depfiles"
+GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_hostio_err_objs $srv_thread_depfiles"
 GDBSERVER_LIBS="$srv_libs"
 
 AC_SUBST(GDBSERVER_DEPFILES)
@@ -178,7 +189,6 @@ AC_SUBST(GDBSERVER_LIBS)
 AC_SUBST(USE_THREAD_DB)
 AC_SUBST(srv_xmlbuiltin)
 AC_SUBST(srv_xmlfiles)
-AC_SUBST(srv_xmltarget)
 
 AC_OUTPUT(Makefile,
 [case x$CONFIG_HEADERS in