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 2010, 2011 Free Software Foundation, Inc.
dnl
dnl This file is part of GDB.
dnl
AC_ARG_PROGRAM
AC_HEADER_STDC
+AC_HEADER_DIRENT
AC_FUNC_ALLOCA
AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.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)
+AC_REPLACE_FUNCS(memmem vasprintf vsnprintf)
# Check for UST
ustlibs=""
[AC_MSG_RESULT(no)])
fi
-AC_CHECK_DECLS([strerror, perror, memmem])
+AC_CHECK_DECLS([strerror, perror, memmem, vasprintf, vsnprintf])
AC_CHECK_TYPES(socklen_t, [], [],
[#include <sys/types.h>
LIBS="$LIBS -lws2_32"
elif test "${srv_qnx}" = "yes"; then
LIBS="$LIBS -lsocket"
+elif test "${srv_lynxos}" = "yes"; then
+ LIBS="$LIBS -lnetinet"
fi
if test "${srv_mingw}" = "yes"; then
[gdbsrv_cv_have_visibility_hidden=no])
CFLAGS="$saved_cflags"
+dnl Check if we can disable the virtual address space randomization.
+dnl The functionality of setarch -R.
+AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>])
+define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [
+# if !HAVE_DECL_ADDR_NO_RANDOMIZE
+# define ADDR_NO_RANDOMIZE 0x0040000
+# endif
+ /* Test the flag could be set and stays set. */
+ personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE);
+ if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE))
+ return 1])])
+AC_RUN_IFELSE([PERSONALITY_TEST],
+ [gdbsrv_cv_have_personality=true],
+ [gdbsrv_cv_have_personality=false],
+ [AC_LINK_IFELSE([PERSONALITY_TEST],
+ [gdbsrv_cv_have_personality=true],
+ [gdbsrv_cv_have_personality=false])])
+if $gdbsrv_cv_have_personality
+then
+ AC_DEFINE([HAVE_PERSONALITY], 1,
+ [Define if you support the personality syscall.])
+fi
+
+
IPA_DEPFILES=""
+extra_libraries=""
-# Rather than allowing to build a broken IPA, we simply disable it if
-# we don't find a compiler supporting all the features we need.
+# check whether to enable the inprocess agent
if test "$ipa_obj" != "" \
-a "$gdbsrv_cv_have_sync_builtins" = yes \
-a "$gdbsrv_cv_have_visibility_hidden" = yes; then
- IPA_DEPFILES="$ipa_obj"
- extra_libraries="libinproctrace.so"
+ have_ipa=true
+else
+ have_ipa=false
+fi
+
+AC_ARG_ENABLE(inprocess-agent,
+AS_HELP_STRING([--enable-inprocess-agent], [inprocess agent]),
+[case "$enableval" in
+ yes) want_ipa=true ;;
+ no) want_ipa=false ;;
+ *) AC_MSG_ERROR([bad value $enableval for inprocess-agent]) ;;
+esac],
+[want_ipa=$have_ipa])
+
+if $want_ipa ; then
+ if $have_ipa ; then
+ IPA_DEPFILES="$ipa_obj"
+ extra_libraries="$extra_libraries libinproctrace.so"
+ else
+ AC_MSG_ERROR([inprocess agent not supported for this target])
+ fi
fi
AC_SUBST(GDBSERVER_DEPFILES)