mirror of
https://sourceware.org/git/binutils-gdb.git
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213516ef31
This commit is the result of running the gdb/copyright.py script, which automated the update of the copyright year range for all source files managed by the GDB project to be updated to include year 2023.
462 lines
13 KiB
Plaintext
462 lines
13 KiB
Plaintext
dnl Autoconf configure script for GDB server.
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dnl Copyright (C) 2000-2023 Free Software Foundation, Inc.
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dnl
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dnl This file is part of GDB.
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dnl
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 3 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
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dnl Process this file with autoconf to produce a configure script.
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AC_INIT
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AC_CONFIG_MACRO_DIRS([../config])
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AC_CONFIG_SRCDIR([server.cc])
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AC_CONFIG_HEADERS(config.h:config.in, [echo > stamp-h])
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AM_MAINTAINER_MODE
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AC_PROG_CC
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AC_PROG_CXX
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AC_USE_SYSTEM_EXTENSIONS
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AC_SYS_LARGEFILE
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AM_PROG_INSTALL_STRIP
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# Set build, build_cpu, build_vendor and build_os.
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AC_CANONICAL_BUILD
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# Set host, host_cpu, host_vendor, and host_os.
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AC_CANONICAL_HOST
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# Set target, target_cpu, target_vendor, and target_os.
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AC_CANONICAL_TARGET
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AC_PROG_INSTALL
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AC_CHECK_TOOL(AR, ar)
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AC_PROG_RANLIB
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AC_ARG_PROGRAM
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# We require a C++11 compiler. Check if one is available, and if
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# necessary, set CXX_DIALECT to some -std=xxx switch.
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AX_CXX_COMPILE_STDCXX(11, , mandatory)
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AC_HEADER_STDC
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GDB_AC_COMMON
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# This is set by GDB_AC_COMMON.
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AC_SUBST(WIN32APILIBS)
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GDB_AC_SELFTEST
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ACX_NONCANONICAL_TARGET
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ACX_NONCANONICAL_HOST
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# Dependency checking.
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ZW_CREATE_DEPDIR
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dnl Set up for gettext.
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ZW_GNU_GETTEXT_SISTER_DIR
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# Create sub-directories for objects and dependencies.
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CONFIG_SRC_SUBDIR="arch gdbsupport nat target"
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AC_SUBST(CONFIG_SRC_SUBDIR)
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AC_CONFIG_COMMANDS([gdbdepdir],[
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for subdir in ${CONFIG_SRC_SUBDIR}
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do
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$SHELL $ac_aux_dir/mkinstalldirs $subdir/$DEPDIR
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done],
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[ac_aux_dir=$ac_aux_dir DEPDIR=$DEPDIR CONFIG_SRC_SUBDIR="$CONFIG_SRC_SUBDIR"])
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ZW_PROG_COMPILER_DEPENDENCIES([CC])
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AC_CHECK_HEADERS(termios.h sys/reg.h string.h dnl
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sys/procfs.h linux/elf.h dnl
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fcntl.h signal.h sys/file.h dnl
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sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl
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netinet/tcp.h arpa/inet.h ws2tcpip.h)
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AC_FUNC_FORK
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AC_CHECK_FUNCS(pread pwrite pread64)
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# Check the return and argument types of ptrace.
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GDB_AC_PTRACE
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# Check for UST
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ustlibs=""
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ustinc=""
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AC_ARG_WITH(ust, [ --with-ust=PATH Specify prefix directory for the installed UST package
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Equivalent to --with-ust-include=PATH/include
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plus --with-ust-lib=PATH/lib])
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AC_ARG_WITH(ust_include, [ --with-ust-include=PATH Specify directory for installed UST include files])
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AC_ARG_WITH(ust_lib, [ --with-ust-lib=PATH Specify the directory for the installed UST library])
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case $with_ust in
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no)
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ustlibs=
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ustinc=
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;;
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"" | yes)
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ustlibs=" -lust "
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ustinc=""
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;;
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*)
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ustlibs="-L$with_ust/lib -lust"
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ustinc="-I$with_ust/include "
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;;
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esac
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if test "x$with_ust_include" != x; then
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ustinc="-I$with_ust_include "
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fi
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if test "x$with_ust_lib" != x; then
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ustlibs="-L$with_ust_lib -lust"
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fi
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if test "x$with_ust" != "xno"; then
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saved_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS $ustinc"
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AC_MSG_CHECKING([for ust])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM(
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[
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#define CONFIG_UST_GDB_INTEGRATION
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#include <ust/ust.h>
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],
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[]
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)],
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[AC_MSG_RESULT([yes]);
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AC_DEFINE(HAVE_UST, 1, [Define if UST is available])],
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[AC_MSG_RESULT([no])
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ustlibs= ; ustinc= ]
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)
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CFLAGS="$saved_CFLAGS"
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fi
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# Flags needed for UST
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AC_SUBST(ustlibs)
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AC_SUBST(ustinc)
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AM_GDB_COMPILER_TYPE
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AM_GDB_WARNINGS
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dnl dladdr is glibc-specific. It is used by thread-db.c but only for
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dnl debugging messages. It lives in -ldl which is handled below so we don't
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dnl use AC_CHECK_LIB (or AC_SEARCH_LIBS) here. Instead we just temporarily
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dnl augment LIBS.
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old_LIBS="$LIBS"
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LIBS="$LIBS -ldl"
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AC_CHECK_FUNCS(dladdr)
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LIBS="$old_LIBS"
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libiberty_INIT
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AC_CHECK_DECLS([perror, vasprintf, vsnprintf])
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AC_CHECK_TYPES(socklen_t, [], [],
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[#include <sys/types.h>
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#if HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#elif HAVE_WS2TCPIP_H
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# include <ws2tcpip.h>
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#endif
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])
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case "${target}" in
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*-android*)
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# Starting with NDK version 9, <elf.h> actually includes definitions
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# of Elf32_auxv_t and Elf64_auxv_t. But sadly, <elf.h> includes
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# <sys/exec_elf.h> which defines some of the ELF types incorrectly,
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# leading to conflicts with the defintions from <linux/elf.h>.
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# This makes it impossible for us to include both <elf.h> and
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# <linux/elf.h>, which means that, in practice, we do not have
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# access to Elf32_auxv_t and Elf64_auxv_t on this platform.
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# Therefore, do not try to auto-detect availability, as it would
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# get it wrong on this platform.
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;;
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*)
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AC_CHECK_TYPES([Elf32_auxv_t, Elf64_auxv_t], [], [],
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#include <elf.h>
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)
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esac
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ACX_PKGVERSION([GDB])
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ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
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AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
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AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address])
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# Check for various supplementary target information (beyond the
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# triplet) which might affect the choices in configure.srv.
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case "${target}" in
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changequote(,)dnl
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i[34567]86-*-linux*)
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changequote([,])dnl
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AC_CACHE_CHECK([if building for x86-64], [gdb_cv_i386_is_x86_64],
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[save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $CFLAGS"
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AC_EGREP_CPP([got it], [
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#if __x86_64__
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got it
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#endif
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], [gdb_cv_i386_is_x86_64=yes],
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[gdb_cv_i386_is_x86_64=no])
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CPPFLAGS="$save_CPPFLAGS"])
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;;
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x86_64-*-linux*)
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AC_CACHE_CHECK([if building for x32], [gdb_cv_x86_is_x32],
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[save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $CFLAGS"
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AC_EGREP_CPP([got it], [
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#if __x86_64__ && __ILP32__
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got it
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#endif
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], [gdb_cv_x86_is_x32=yes],
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[gdb_cv_x86_is_x32=no])
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CPPFLAGS="$save_CPPFLAGS"])
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;;
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m68k-*-*)
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AC_CACHE_CHECK([if building for Coldfire], [gdb_cv_m68k_is_coldfire],
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[save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $CFLAGS"
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AC_EGREP_CPP([got it], [
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#ifdef __mcoldfire__
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got it
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#endif
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], [gdb_cv_m68k_is_coldfire=yes],
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[gdb_cv_m68k_is_coldfire=no])
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CPPFLAGS="$save_CPPFLAGS"])
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;;
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esac
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. ${srcdir}/configure.srv
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if test "${srv_mingwce}" = "yes"; then
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LIBS="$LIBS -lws2"
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elif test "${srv_mingw}" = "yes"; then
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# WIN32APILIBS is set by GDB_AC_COMMON.
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LIBS="$LIBS $WIN32APILIBS"
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fi
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if test "${srv_linux_usrregs}" = "yes"; then
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AC_DEFINE(HAVE_LINUX_USRREGS, 1,
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[Define if the target supports PTRACE_PEEKUSR for register ]
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[access.])
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fi
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if test "${srv_linux_regsets}" = "yes"; then
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AC_DEFINE(HAVE_LINUX_REGSETS, 1,
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[Define if the target supports register sets.])
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AC_MSG_CHECKING(for PTRACE_GETREGS)
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AC_CACHE_VAL(
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[gdbsrv_cv_have_ptrace_getregs],
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[AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([#include <sys/ptrace.h>], [PTRACE_GETREGS;])],
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[gdbsrv_cv_have_ptrace_getregs=yes],
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[gdbsrv_cv_have_ptrace_getregs=no]
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)]
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)
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AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs)
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if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then
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AC_DEFINE(HAVE_PTRACE_GETREGS, 1,
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[Define if the target supports PTRACE_GETREGS for register ]
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[access.])
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fi
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AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
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AC_CACHE_VAL(
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[gdbsrv_cv_have_ptrace_getfpxregs],
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[AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([#include <sys/ptrace.h>], [PTRACE_GETFPXREGS;])],
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[gdbsrv_cv_have_ptrace_getfpxregs=yes],
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[gdbsrv_cv_have_ptrace_getfpxregs=no]
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)]
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)
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AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs)
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if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then
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AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1,
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[Define if the target supports PTRACE_GETFPXREGS for extended ]
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[register access.])
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fi
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fi
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if test "${srv_linux_btrace}" = "yes"; then
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AC_DEFINE(HAVE_LINUX_BTRACE, 1,
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[Define if the target supports branch tracing.])
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fi
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dnl Some systems (e.g., Android) have lwpid_t defined in libthread_db.h.
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if test "$bfd_cv_have_sys_procfs_type_lwpid_t" != yes; then
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GDBSERVER_HAVE_THREAD_DB_TYPE(lwpid_t)
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fi
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dnl Some systems (e.g., Android) have psaddr_t defined in libthread_db.h.
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if test "$bfd_cv_have_sys_procfs_type_psaddr_t" != yes; then
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GDBSERVER_HAVE_THREAD_DB_TYPE(psaddr_t)
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fi
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dnl Check for libdl, but do not add it to LIBS as only gdbserver
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dnl needs it (and gdbreplay doesn't).
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old_LIBS="$LIBS"
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AC_CHECK_LIB(dl, dlopen)
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LIBS="$old_LIBS"
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srv_thread_depfiles=
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srv_libs=
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if test "$srv_linux_thread_db" = "yes"; then
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if test "$ac_cv_lib_dl_dlopen" = "yes"; then
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srv_libs="-ldl"
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AC_MSG_CHECKING(for the dynamic export flag)
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old_LDFLAGS="$LDFLAGS"
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# Older GNU ld supports --export-dynamic but --dynamic-list may not be
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# supported there.
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RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
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LDFLAGS="$LDFLAGS $RDYNAMIC"
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AC_LINK_IFELSE(
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[AC_LANG_PROGRAM([],[])],
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[found="-Wl,--dynamic-list"
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RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'],
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[RDYNAMIC="-rdynamic"
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LDFLAGS="$old_LDFLAGS $RDYNAMIC"
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AC_LINK_IFELSE(
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[AC_LANG_PROGRAM([], [])],
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[found="-rdynamic"],
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[found="no"
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RDYNAMIC=""]
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)]
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)
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AC_SUBST(RDYNAMIC)
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LDFLAGS="$old_LDFLAGS"
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AC_MSG_RESULT($found)
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else
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srv_libs="-lthread_db"
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fi
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srv_thread_depfiles="thread-db.o proc-service.o"
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AC_DEFINE(USE_THREAD_DB, 1, [Define if we should use libthread_db.])
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AC_CACHE_CHECK(
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[for TD_VERSION],
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[gdbsrv_cv_have_td_version],
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[AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([#include <thread_db.h>], [TD_VERSION;])],
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[gdbsrv_cv_have_td_version=yes],
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[gdbsrv_cv_have_td_version=no]
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)]
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)
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if test "$gdbsrv_cv_have_td_version" = yes; then
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AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.])
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fi
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fi
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AC_ARG_WITH(libthread-db,
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AS_HELP_STRING([--with-libthread-db=PATH], [use given libthread_db directly]),
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[srv_libthread_db_path="${withval}"
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srv_libs="$srv_libthread_db_path"
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])
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if test "$srv_libs" != "" -a "$srv_libs" != "-ldl"; then
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AC_DEFINE(USE_LIBTHREAD_DB_DIRECTLY, 1, [Define if we should use libthread_db directly.])
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fi
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if test "$srv_xmlfiles" != ""; then
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srv_xmlbuiltin="xml-builtin.o"
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AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.])
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tmp_xmlfiles=$srv_xmlfiles
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srv_xmlfiles=""
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for f in $tmp_xmlfiles; do
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srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f"
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done
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fi
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GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_thread_depfiles"
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GDBSERVER_LIBS="$srv_libs"
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dnl Check whether the target supports __sync_*_compare_and_swap.
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AC_CACHE_CHECK(
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[whether the target supports __sync_*_compare_and_swap],
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[gdbsrv_cv_have_sync_builtins],
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[AC_LINK_IFELSE(
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[AC_LANG_PROGRAM(
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[],
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[int foo, bar;
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bar = __sync_val_compare_and_swap(&foo, 0, 1);]
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)],
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[gdbsrv_cv_have_sync_builtins=yes],
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[gdbsrv_cv_have_sync_builtins=no]
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)]
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)
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if test "$gdbsrv_cv_have_sync_builtins" = yes; then
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AC_DEFINE(HAVE_SYNC_BUILTINS, 1,
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[Define to 1 if the target supports __sync_*_compare_and_swap])
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fi
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dnl Check for -fvisibility=hidden support in the compiler.
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saved_cflags="$CFLAGS"
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CFLAGS="$CFLAGS -fvisibility=hidden"
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
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[gdbsrv_cv_have_visibility_hidden=yes],
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[gdbsrv_cv_have_visibility_hidden=no])
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CFLAGS="$saved_cflags"
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IPA_DEPFILES=""
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extra_libraries=""
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# check whether to enable the inprocess agent
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if test "$ipa_obj" != "" \
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-a "$gdbsrv_cv_have_sync_builtins" = yes \
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-a "$gdbsrv_cv_have_visibility_hidden" = yes; then
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have_ipa=true
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else
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have_ipa=false
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fi
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AC_ARG_ENABLE(inprocess-agent,
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AS_HELP_STRING([--enable-inprocess-agent], [inprocess agent]),
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[case "$enableval" in
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yes) want_ipa=true ;;
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no) want_ipa=false ;;
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*) AC_MSG_ERROR([bad value $enableval for inprocess-agent]) ;;
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esac],
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[want_ipa=$have_ipa])
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if $want_ipa ; then
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if $have_ipa ; then
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IPA_DEPFILES="$ipa_obj"
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extra_libraries="$extra_libraries libinproctrace.so"
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else
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AC_MSG_ERROR([inprocess agent not supported for this target])
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fi
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fi
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AC_SUBST(GDBSERVER_DEPFILES)
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AC_SUBST(GDBSERVER_LIBS)
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AC_SUBST(srv_xmlbuiltin)
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AC_SUBST(srv_xmlfiles)
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AC_SUBST(IPA_DEPFILES)
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AC_SUBST(extra_libraries)
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GNULIB=../gnulib/import
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GNULIB_STDINT_H=
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if test x"$STDINT_H" != x; then
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GNULIB_STDINT_H=$GNULIB/$STDINT_H
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fi
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AC_SUBST(GNULIB_STDINT_H)
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AC_CONFIG_FILES([Makefile])
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AC_OUTPUT
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