dnl Autoconf configure script for GDB server. dnl Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006 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 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 . 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_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(pread64) have_errno=no AC_MSG_CHECKING(for errno) AC_TRY_LINK([ #if HAVE_ERRNO_H #include #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 $have_errno = no; then AC_TRY_LINK([ #if HAVE_ERRNO_H #include #endif], [extern int errno; static int x; x = errno;], [AC_MSG_RESULT(yes - must define); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) AC_DEFINE(MUST_DEFINE_ERRNO, 1, [Checking if errno must be defined])], [AC_MSG_RESULT(no)]) fi AC_CHECK_DECLS([strerror, perror]) AC_CHECK_TYPES(socklen_t, [], [], [#include #include ]) # Check for various supplementary target information (beyond the # triplet) which might affect the choices in configure.srv. case "${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"]) ;; powerpc*-*-*) AC_CACHE_CHECK([if Altivec is selected], [gdb_cv_ppc_altivec], [save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $CFLAGS" AC_EGREP_CPP([got it], [ #ifdef __ALTIVEC__ got it #endif ], [gdb_cv_ppc_altivec=yes], [gdb_cv_ppc_altivec=no]) CPPFLAGS="$save_CPPFLAGS"]) AC_CACHE_CHECK([if SPE is selected], [gdb_cv_ppc_spe], [save_CPPFLAGS="$CPPFLAGS" CPPFLAGS="$CPPFLAGS $CFLAGS" AC_EGREP_CPP([got it], [ #ifdef __SPE__ got it #endif ], [gdb_cv_ppc_spe=yes], [gdb_cv_ppc_spe=no]) CPPFLAGS="$save_CPPFLAGS"]) ;; esac . ${srcdir}/configure.srv if test "${srv_mingwce}" = "yes"; then LIBS="$LIBS -lws2" elif test "${srv_mingw}" = "yes"; then LIBS="$LIBS -lwsock32" fi if test "${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 ], [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 ], [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_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" SRV_CHECK_TLS_GET_ADDR 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 ], [TD_VERSION;], [gdbsrv_cv_have_td_version=yes], [gdbsrv_cv_have_td_version=no])]) if test $gdbsrv_cv_have_td_version = yes; then AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.]) fi if test "$srv_cv_tls_get_addr" = yes; then AC_DEFINE(HAVE_TD_THR_TLS_GET_ADDR, 1, [Define if td_thr_tls_get_addr is available.]) fi fi if test "$srv_xmltarget" != ""; then srv_xmltarget="\$(XML_DIR)/$srv_xmltarget" 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" for f in $tmp_xmlfiles; do srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f" done fi GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_thread_depfiles" GDBSERVER_LIBS="$srv_libs" AC_SUBST(GDBSERVER_DEPFILES) AC_SUBST(GDBSERVER_LIBS) AC_SUBST(USE_THREAD_DB) AC_SUBST(srv_xmlbuiltin) AC_SUBST(srv_xmlfiles) AC_SUBST(srv_xmltarget) AC_OUTPUT(Makefile, [case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac ])