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 Copyright (C) 2000, 2002-2012 Free Software Foundation, Inc.
dnl
dnl This file is part of GDB.
dnl
AC_INIT(server.c)
AC_CONFIG_HEADER(config.h:config.in)
-AC_CONFIG_LIBOBJ_DIR(../gnulib)
+
+AM_MAINTAINER_MODE
AC_PROG_CC
AC_GNU_SOURCE
AC_CANONICAL_SYSTEM
AC_PROG_INSTALL
+AC_PROG_RANLIB
AC_ARG_PROGRAM
AC_HEADER_STDC
+AC_HEADER_DIRENT
AC_FUNC_ALLOCA
+
+# Check for the 'make' the user wants to use.
+AC_CHECK_PROGS(MAKE, make)
+
+# Configure gnulib. We can't use AC_CONFIG_SUBDIRS as that'd expect
+# to find the the source subdir to be configured directly under
+# gdbserver/. We need to build gnulib under some other directory not
+# "gnulib", to avoid the problem of both GDB and GDBserver wanting to
+# build it in the same directory, when building in the source dir.
+ACX_CONFIGURE_DIR(["../gnulib"], ["build-gnulib-gdbserver"])
+
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 vasprintf vsnprintf)
+ netinet/tcp.h arpa/inet.h sys/wait.h wait.h sys/un.h dnl
+ linux/perf_event.h)
+AC_CHECK_FUNCS(pread pwrite pread64 readlink)
+AC_REPLACE_FUNCS(vasprintf vsnprintf)
# Check for UST
ustlibs=""
fi
build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
--Wformat-nonliteral -Wno-char-subscripts"
+-Wformat-nonliteral -Wno-char-subscripts -Wempty-body"
WARN_CFLAGS=""
if test "x$GCC" = xyes
[AC_MSG_RESULT(no)])
fi
-AC_CHECK_DECLS([strerror, perror, memmem, vasprintf, vsnprintf])
+AC_CHECK_DECLS([strerror, strstr, perror, vasprintf, vsnprintf])
AC_CHECK_TYPES(socklen_t, [], [],
[#include <sys/types.h>
#include <sys/socket.h>
])
+AC_CHECK_TYPES([Elf32_auxv_t, Elf64_auxv_t], [], [],
+#include <elf.h>
+)
+
ACX_PKGVERSION([GDB])
ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
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
BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t)
fi
+dnl Some systems (e.g., Android) have lwpid_t defined in libthread_db.h.
+if test "$bfd_cv_have_sys_procfs_type_lwpid_t" != yes; then
+ GDBSERVER_HAVE_THREAD_DB_TYPE(lwpid_t)
+fi
+
+dnl Some systems (e.g., Android) have psaddr_t defined in libthread_db.h.
+if test "$bfd_cv_have_sys_procfs_type_psaddr_t" != yes; then
+ GDBSERVER_HAVE_THREAD_DB_TYPE(psaddr_t)
+fi
+
dnl Check for libdl, but do not add it to LIBS as only gdbserver
dnl needs it (and gdbreplay doesn't).
old_LIBS="$LIBS"
[gdbsrv_cv_have_visibility_hidden=no])
CFLAGS="$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="$extra_libraries libinproctrace.so"
+ else
+ AC_MSG_ERROR([inprocess agent not supported for this target])
+ fi
fi
AC_SUBST(GDBSERVER_DEPFILES)
AC_SUBST(IPA_DEPFILES)
AC_SUBST(extra_libraries)
+GNULIB=build-gnulib-gdbserver/import
+
+GNULIB_STDINT_H=
+if test x"$STDINT_H" != x; then
+ GNULIB_STDINT_H=$GNULIB/$STDINT_H
+fi
+AC_SUBST(GNULIB_STDINT_H)
+
AC_OUTPUT(Makefile,
[case x$CONFIG_HEADERS in
xconfig.h:config.in)