| 1 | dnl Autoconf configure script for GDB server. |
| 2 | dnl Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008 |
| 3 | dnl Free Software Foundation, Inc. |
| 4 | dnl |
| 5 | dnl This file is part of GDB. |
| 6 | dnl |
| 7 | dnl This program is free software; you can redistribute it and/or modify |
| 8 | dnl it under the terms of the GNU General Public License as published by |
| 9 | dnl the Free Software Foundation; either version 3 of the License, or |
| 10 | dnl (at your option) any later version. |
| 11 | dnl |
| 12 | dnl This program is distributed in the hope that it will be useful, |
| 13 | dnl but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | dnl GNU General Public License for more details. |
| 16 | dnl |
| 17 | dnl You should have received a copy of the GNU General Public License |
| 18 | dnl along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 | |
| 20 | dnl Process this file with autoconf to produce a configure script. |
| 21 | |
| 22 | AC_PREREQ(2.59)dnl |
| 23 | |
| 24 | AC_INIT(server.c) |
| 25 | AC_CONFIG_HEADER(config.h:config.in) |
| 26 | AC_CONFIG_LIBOBJ_DIR(../gnulib) |
| 27 | |
| 28 | AC_PROG_CC |
| 29 | AC_GNU_SOURCE |
| 30 | |
| 31 | AC_CANONICAL_SYSTEM |
| 32 | |
| 33 | AC_PROG_INSTALL |
| 34 | |
| 35 | AC_ARG_PROGRAM |
| 36 | |
| 37 | AC_HEADER_STDC |
| 38 | |
| 39 | AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.h dnl |
| 40 | proc_service.h sys/procfs.h thread_db.h linux/elf.h dnl |
| 41 | stdlib.h unistd.h dnl |
| 42 | errno.h fcntl.h signal.h sys/file.h malloc.h dnl |
| 43 | sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl |
| 44 | netinet/tcp.h arpa/inet.h sys/wait.h) |
| 45 | AC_CHECK_FUNCS(pread pwrite pread64) |
| 46 | AC_REPLACE_FUNCS(memmem) |
| 47 | |
| 48 | have_errno=no |
| 49 | AC_MSG_CHECKING(for errno) |
| 50 | AC_TRY_LINK([ |
| 51 | #if HAVE_ERRNO_H |
| 52 | #include <errno.h> |
| 53 | #endif], [static int x; x = errno;], |
| 54 | [AC_MSG_RESULT(yes - in errno.h); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) have_errno=yes]) |
| 55 | if test $have_errno = no; then |
| 56 | AC_TRY_LINK([ |
| 57 | #if HAVE_ERRNO_H |
| 58 | #include <errno.h> |
| 59 | #endif], [extern int errno; static int x; x = errno;], |
| 60 | [AC_MSG_RESULT(yes - must define); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) AC_DEFINE(MUST_DEFINE_ERRNO, 1, [Checking if errno must be defined])], |
| 61 | [AC_MSG_RESULT(no)]) |
| 62 | fi |
| 63 | |
| 64 | AC_CHECK_DECLS([strerror, perror, memmem]) |
| 65 | |
| 66 | AC_CHECK_TYPES(socklen_t, [], [], |
| 67 | [#include <sys/types.h> |
| 68 | #include <sys/socket.h> |
| 69 | ]) |
| 70 | |
| 71 | ACX_PKGVERSION([GDB]) |
| 72 | ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/]) |
| 73 | AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description]) |
| 74 | AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address]) |
| 75 | |
| 76 | # Check for various supplementary target information (beyond the |
| 77 | # triplet) which might affect the choices in configure.srv. |
| 78 | case "${target}" in |
| 79 | changequote(,)dnl |
| 80 | i[34567]86-*-linux*) |
| 81 | changequote([,])dnl |
| 82 | AC_CACHE_CHECK([if building for x86-64], [gdb_cv_i386_is_x86_64], |
| 83 | [save_CPPFLAGS="$CPPFLAGS" |
| 84 | CPPFLAGS="$CPPFLAGS $CFLAGS" |
| 85 | AC_EGREP_CPP([got it], [ |
| 86 | #if __x86_64__ |
| 87 | got it |
| 88 | #endif |
| 89 | ], [gdb_cv_i386_is_x86_64=yes], |
| 90 | [gdb_cv_i386_is_x86_64=no]) |
| 91 | CPPFLAGS="$save_CPPFLAGS"]) |
| 92 | ;; |
| 93 | esac |
| 94 | |
| 95 | . ${srcdir}/configure.srv |
| 96 | |
| 97 | if test "${srv_mingwce}" = "yes"; then |
| 98 | LIBS="$LIBS -lws2" |
| 99 | elif test "${srv_mingw}" = "yes"; then |
| 100 | LIBS="$LIBS -lwsock32" |
| 101 | elif test "${srv_qnx}" = "yes"; then |
| 102 | LIBS="$LIBS -lsocket" |
| 103 | fi |
| 104 | |
| 105 | if test "${srv_mingw}" = "yes"; then |
| 106 | AC_DEFINE(USE_WIN32API, 1, |
| 107 | [Define if we should use the Windows API, instead of the |
| 108 | POSIX API. On Windows, we use the Windows API when |
| 109 | building for MinGW, but the POSIX API when building |
| 110 | for Cygwin.]) |
| 111 | fi |
| 112 | |
| 113 | if test "${srv_linux_usrregs}" = "yes"; then |
| 114 | AC_DEFINE(HAVE_LINUX_USRREGS, 1, |
| 115 | [Define if the target supports PTRACE_PEEKUSR for register ] |
| 116 | [access.]) |
| 117 | fi |
| 118 | |
| 119 | if test "${srv_linux_regsets}" = "yes"; then |
| 120 | AC_DEFINE(HAVE_LINUX_REGSETS, 1, |
| 121 | [Define if the target supports register sets.]) |
| 122 | |
| 123 | AC_MSG_CHECKING(for PTRACE_GETREGS) |
| 124 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs, |
| 125 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], |
| 126 | [PTRACE_GETREGS;], |
| 127 | [gdbsrv_cv_have_ptrace_getregs=yes], |
| 128 | [gdbsrv_cv_have_ptrace_getregs=no])]) |
| 129 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs) |
| 130 | if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then |
| 131 | AC_DEFINE(HAVE_PTRACE_GETREGS, 1, |
| 132 | [Define if the target supports PTRACE_GETREGS for register ] |
| 133 | [access.]) |
| 134 | fi |
| 135 | |
| 136 | AC_MSG_CHECKING(for PTRACE_GETFPXREGS) |
| 137 | AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs, |
| 138 | [AC_TRY_COMPILE([#include <sys/ptrace.h>], |
| 139 | [PTRACE_GETFPXREGS;], |
| 140 | [gdbsrv_cv_have_ptrace_getfpxregs=yes], |
| 141 | [gdbsrv_cv_have_ptrace_getfpxregs=no])]) |
| 142 | AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs) |
| 143 | if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then |
| 144 | AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1, |
| 145 | [Define if the target supports PTRACE_GETFPXREGS for extended ] |
| 146 | [register access.]) |
| 147 | fi |
| 148 | fi |
| 149 | |
| 150 | if test "$ac_cv_header_sys_procfs_h" = yes; then |
| 151 | BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) |
| 152 | BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) |
| 153 | BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) |
| 154 | BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t) |
| 155 | fi |
| 156 | |
| 157 | srv_thread_depfiles= |
| 158 | srv_libs= |
| 159 | USE_THREAD_DB= |
| 160 | |
| 161 | if test "$srv_linux_thread_db" = "yes"; then |
| 162 | srv_libs="-ldl" |
| 163 | old_LDFLAGS="$LDFLAGS" |
| 164 | LDFLAGS="$LDFLAGS -rdynamic" |
| 165 | AC_TRY_LINK([], [], [RDYNAMIC=-rdynamic], [RDYNAMIC=]) |
| 166 | AC_SUBST(RDYNAMIC) |
| 167 | LDFLAGS="$old_LDFLAGS" |
| 168 | |
| 169 | srv_thread_depfiles="thread-db.o proc-service.o" |
| 170 | USE_THREAD_DB="-DUSE_THREAD_DB" |
| 171 | AC_CACHE_CHECK([for TD_VERSION], gdbsrv_cv_have_td_version, |
| 172 | [AC_TRY_COMPILE([#include <thread_db.h>], [TD_VERSION;], |
| 173 | [gdbsrv_cv_have_td_version=yes], |
| 174 | [gdbsrv_cv_have_td_version=no])]) |
| 175 | if test $gdbsrv_cv_have_td_version = yes; then |
| 176 | AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.]) |
| 177 | fi |
| 178 | fi |
| 179 | |
| 180 | AC_ARG_WITH(libthread-db, |
| 181 | AS_HELP_STRING([--with-libthread-db=PATH], [use given libthread_db directly]), |
| 182 | [srv_libthread_db_path="${withval}" |
| 183 | AC_DEFINE(USE_LIBTHREAD_DB_DIRECTLY, 1, [Define if we should use libthread_db directly.]) |
| 184 | srv_libs="$srv_libthread_db_path" |
| 185 | ]) |
| 186 | |
| 187 | if test "$srv_xmlfiles" != ""; then |
| 188 | srv_xmlbuiltin="xml-builtin.o" |
| 189 | AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.]) |
| 190 | |
| 191 | tmp_xmlfiles=$srv_xmlfiles |
| 192 | srv_xmlfiles="" |
| 193 | for f in $tmp_xmlfiles; do |
| 194 | srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f" |
| 195 | done |
| 196 | fi |
| 197 | |
| 198 | GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_hostio_err_objs $srv_thread_depfiles" |
| 199 | GDBSERVER_LIBS="$srv_libs" |
| 200 | |
| 201 | AC_SUBST(GDBSERVER_DEPFILES) |
| 202 | AC_SUBST(GDBSERVER_LIBS) |
| 203 | AC_SUBST(USE_THREAD_DB) |
| 204 | AC_SUBST(srv_xmlbuiltin) |
| 205 | AC_SUBST(srv_xmlfiles) |
| 206 | |
| 207 | AC_OUTPUT(Makefile, |
| 208 | [case x$CONFIG_HEADERS in |
| 209 | xconfig.h:config.in) |
| 210 | echo > stamp-h ;; |
| 211 | esac |
| 212 | ]) |