dnl Autoconf configure script for GDB, the GNU debugger.
-dnl Copyright (C) 1995-2014 Free Software Foundation, Inc.
+dnl Copyright (C) 1995-2016 Free Software Foundation, Inc.
dnl
dnl This file is part of GDB.
dnl
. $srcdir/../bfd/development.sh
AC_PROG_CC
+AC_PROG_CXX
+
AC_USE_SYSTEM_EXTENSIONS
ACX_LARGEFILE
AM_PROG_CC_STDC
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
+# See if we are building with C++, and substitute COMPILER.
+GDB_AC_BUILD_WITH_CXX
+
# Dependency checking.
ZW_CREATE_DEPDIR
ZW_PROG_COMPILER_DEPENDENCIES([CC])
AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes)
AC_PROG_MAKE_SET
+gnulib_extra_configure_args=
+# If large-file support is disabled, make sure gnulib does the same.
+if test "$enable_largefile" = no; then
+gnulib_extra_configure_args="$gnulib_extra_configure_args --disable-largefile"
+fi
+
# Configure gnulib. 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"])
+ACX_CONFIGURE_DIR(["gnulib"], ["build-gnulib"],
+ ["$gnulib_extra_configure_args"])
dnl List of object files and targets accumulated by configure.
. $srcdir/configure.host
+# Add in the common host objects.
+. $srcdir/common/common.host
+gdb_host_obs="$gdb_host_obs $common_host_obs"
+
# Accumulate some settings from configure.tgt over all enabled targets
TARGET_OBS=
# Link in zlib if we can. This allows us to read compressed debug sections.
AM_ZLIB
-# On HP/UX we may need libxpdl for dlgetmodinfo (used by solib-pa64.c).
-AC_SEARCH_LIBS(dlgetmodinfo, [dl xpdl])
+# On FreeBSD we may need libutil for kinfo_getvmmap (used by fbsd-nat.c).
+# On GNU/kFreeBSD systems, FreeBSD libutil is renamed to libutil-freebsd.
+AC_SEARCH_LIBS(kinfo_getvmmap, util util-freebsd,
+ [AC_DEFINE(HAVE_KINFO_GETVMMAP, 1,
+ [Define to 1 if your system has the kinfo_getvmmap function. ])])
AM_ICONV
go32* | *djgpp*)
ac_cv_search_tgetent="none required"
;;
- *mingw32*)
- ac_cv_search_tgetent="none required"
- CONFIG_OBS="$CONFIG_OBS windows-termcap.o"
- ;;
esac
# These are the libraries checked by Readline.
AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses])
if test "$ac_cv_search_tgetent" = no; then
- AC_MSG_ERROR([no termcap library found])
+ CONFIG_OBS="$CONFIG_OBS stub-termcap.o"
fi
AC_ARG_WITH([system-readline],
CONFIG_OBS="$CONFIG_OBS python.o"
CONFIG_SRCS="$CONFIG_SRCS python/python.c"
fi
+
+# Work around Python http://bugs.python.org/issue10112. See also
+# http://bugs.python.org/issue11410, otherwise -Wl,--dynamic-list has
+# no effect. Note that the only test after this that uses Python is
+# the -rdynamic/-Wl,--dynamic-list test, and we do want that one to be
+# run without -export-dynamic too.
+PYTHON_LIBS=`echo $PYTHON_LIBS | sed -e 's/-Xlinker -export-dynamic//'`
+
AC_SUBST(PYTHON_CFLAGS)
AC_SUBST(PYTHON_CPPFLAGS)
AC_SUBST(PYTHON_LIBS)
GUILE_CPPFLAGS=$new_CPPFLAGS
GUILE_LIBS=$new_LIBS],
[found_usable_guile=no])
+ dnl scm_set_automatic_finalization_enabled added in Guile 2.2.
+ AC_CHECK_FUNC(scm_set_automatic_finalization_enabled,
+ AC_DEFINE(HAVE_GUILE_MANUAL_FINALIZATION, 1,
+ [Define if Guile supports manual finalization.])
+ )
CPPFLAGS=$save_CPPFLAGS
LIBS=$save_LIBS
if test "${found_usable_guile}" = no; then
AC_MSG_WARN(--enable-libmcheck may lead to spurious crashes if threads are used in python)
fi
+AC_ARG_WITH(intel_pt,
+ AS_HELP_STRING([--with-intel-pt], [include Intel Processor Trace support (auto/yes/no)]),
+ [], [with_intel_pt=auto])
+AC_MSG_CHECKING([whether to use intel pt])
+AC_MSG_RESULT([$with_intel_pt])
+
+if test "${with_intel_pt}" = no; then
+ AC_MSG_WARN([Intel Processor Trace support disabled; some features may be unavailable.])
+ HAVE_LIBIPT=no
+else
+ AC_PREPROC_IFELSE(AC_LANG_SOURCE([[
+#include <linux/perf_event.h>
+#ifndef PERF_ATTR_SIZE_VER5
+# error
+#endif
+ ]]), [perf_event=yes], [perf_event=no])
+ if test "$perf_event" != yes; then
+ if test "$with_intel_pt" = yes; then
+ AC_MSG_ERROR([linux/perf_event.h missing or too old])
+ else
+ AC_MSG_WARN([linux/perf_event.h missing or too old; some features may be unavailable.])
+ fi
+ fi
+
+ AC_LIB_HAVE_LINKFLAGS([ipt], [], [#include "intel-pt.h"], [pt_insn_alloc_decoder (0);])
+ if test "$HAVE_LIBIPT" != yes; then
+ if test "$with_intel_pt" = yes; then
+ AC_MSG_ERROR([libipt is missing or unusable])
+ else
+ AC_MSG_WARN([libipt is missing or unusable; some features may be unavailable.])
+ fi
+ fi
+fi
+
# ------------------------- #
# Checks for header files. #
# ------------------------- #
# Checks for declarations. #
# ------------------------- #
+libiberty_INIT
+
AC_CHECK_DECLS([free, malloc, realloc, snprintf])
AM_LC_MESSAGES
# Checks for types. #
# ------------------ #
-AC_TYPE_SIGNAL
AC_CHECK_TYPES(socklen_t, [], [],
[#include <sys/types.h>
#include <sys/socket.h>
AC_FUNC_MMAP
AC_FUNC_VFORK
-AC_CHECK_FUNCS([canonicalize_file_name realpath getrusage getuid getgid \
+AC_CHECK_FUNCS([getauxval getrusage getuid getgid \
pipe poll pread pread64 pwrite resize_term \
sbrk setpgid setpgrp setsid \
sigaction sigprocmask sigsetmask socketpair \
ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
setrlimit getrlimit posix_madvise waitpid \
- ptrace64 sigaltstack])
+ ptrace64 sigaltstack mkdtemp setns])
AM_LANGINFO_CODESET
GDB_AC_COMMON
-# Check the return and argument types of ptrace. No canned test for
-# this, so roll our own.
-gdb_ptrace_headers='
-#include <sys/types.h>
-#if HAVE_SYS_PTRACE_H
-# include <sys/ptrace.h>
-#endif
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-'
-# There is no point in checking if we don't have a prototype.
-AC_CHECK_DECLS(ptrace, [], [
- : ${gdb_cv_func_ptrace_ret='int'}
- : ${gdb_cv_func_ptrace_args='int,int,long,long'}
-], $gdb_ptrace_headers)
-# Check return type. Varargs (used on GNU/Linux) conflict with the
-# empty argument list, so check for that explicitly.
-AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret,
- AC_TRY_COMPILE($gdb_ptrace_headers,
- [extern long ptrace (enum __ptrace_request, ...);],
- gdb_cv_func_ptrace_ret='long',
- AC_TRY_COMPILE($gdb_ptrace_headers,
- [extern int ptrace ();],
- gdb_cv_func_ptrace_ret='int',
- gdb_cv_func_ptrace_ret='long')))
-AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret,
- [Define as the return type of ptrace.])
-# Check argument types.
-AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [
- AC_TRY_COMPILE($gdb_ptrace_headers,
- [extern long ptrace (enum __ptrace_request, ...);],
- [gdb_cv_func_ptrace_args='int,int,long,long'],[
-for gdb_arg1 in 'int' 'long'; do
- for gdb_arg2 in 'pid_t' 'int' 'long'; do
- for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
- for gdb_arg4 in 'int' 'long' 'void *'; do
- AC_TRY_COMPILE($gdb_ptrace_headers, [
-extern $gdb_cv_func_ptrace_ret
- ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
-], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4";
- break 4;])
- for gdb_arg5 in 'int *' 'int' 'long'; do
- AC_TRY_COMPILE($gdb_ptrace_headers, [
-extern $gdb_cv_func_ptrace_ret
- ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
-], [
-gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
- break 5;])
- done
- done
- done
- done
-done
-# Provide a safe default value.
-: ${gdb_cv_func_ptrace_args='int,int,long,long'}
-])])
-ac_save_IFS=$IFS; IFS=','
-set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'`
-IFS=$ac_save_IFS
-shift
-AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, $[3],
- [Define to the type of arg 3 for ptrace.])
-AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG4, $[4],
- [Define to the type of arg 4 for ptrace.])
-if test -n "$[5]"; then
- AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, $[5],
- [Define to the type of arg 5 for ptrace.])
-fi
+# Check the return and argument types of ptrace.
+GDB_AC_PTRACE
dnl AC_FUNC_SETPGRP does not work when cross compiling
dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
# See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
# Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
AC_CHECK_MEMBERS([struct reg.r_fs, struct reg.r_gs], [], [],
- [#include <machine/reg.h>])
+ [#include <sys/types.h>
+#include <machine/reg.h>])
# See if <sys/user.h> supports the %fs_base and %gs_bas amd64 segment registers.
# Older amd64 Linux's don't have the fs_base and gs_base members of
[Define if sys/ptrace.h defines the PT_GETXMMREGS request.])
fi
+# See if <sys/ptrace.h> supports LWP names on FreeBSD
+# Older FreeBSD versions don't have the pl_tdname member of
+# `struct ptrace_lwpinfo'.
+AC_CHECK_MEMBERS([struct ptrace_lwpinfo.pl_tdname], [], [],
+ [#include <sys/ptrace.h>])
+
+# See if <sys/ptrace.h> supports syscall fields on FreeBSD. The
+# pl_syscall_code member of `struct ptrace_lwpinfo' was added in
+# FreeBSD 10.3.
+AC_CHECK_MEMBERS([struct ptrace_lwpinfo.pl_syscall_code], [], [],
+ [#include <sys/ptrace.h>])
+
# Detect which type of /proc is in use, such as for Solaris.
if test "${target}" = "${host}"; then
# libpythonX.Y.a would get its symbols required for
# pythonX.Y/lib-dynload/*.so modules hidden by -Wl,--dynamic-list.
# Problem does not happen for the recommended libpythonX.Y.so linkage.
+
+ # Note the workaround for Python
+ # http://bugs.python.org/issue10112 earlier has removed
+ # -export-dynamic from PYTHON_LIBS. That's exactly what we want
+ # here too, as otherwise it'd make this -Wl,--dynamic-list test
+ # always pass.
old_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS $PYTHON_CFLAGS"
old_LIBS="$LIBS"
LIBS="$LIBS $PYTHON_LIBS"
+ old_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS"
AC_RUN_IFELSE(
AC_LANG_PROGRAM(
- [#include "]${have_libpython}[/Python.h"],
+ [#include "Python.h"],
[int err;
Py_Initialize ();
err = PyRun_SimpleString ("import itertools\n");
[dynamic_list=true], [], [true])
LIBS="$old_LIBS"
CFLAGS="$old_CFLAGS"
+ CPPFLAGS="$old_CPPFLAGS"
fi
LDFLAGS="$old_LDFLAGS"
fi
[Define if <thread_db.h> has the TD_NOTLS error code.])
fi
-dnl See if we have a sys/syscall header file that has __NR_tkill.
-if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
- AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
- gdb_cv_sys_syscall_h_has_tkill,
- AC_TRY_COMPILE(
- [#include <sys/syscall.h>],
- [int i = __NR_tkill;],
- gdb_cv_sys_syscall_h_has_tkill=yes,
- gdb_cv_sys_syscall_h_has_tkill=no
- )
- )
-fi
-dnl See if we can issue tkill syscall.
-if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes"; then
- AC_CHECK_FUNC(syscall,
- AC_DEFINE(HAVE_TKILL_SYSCALL, 1, [Define if you support the tkill syscall.])
- )
-fi
-
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>])
[automatically load a system-wide gdbinit file],
[])
-AC_ARG_ENABLE(werror,
- AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]),
- [case "${enableval}" in
- yes | y) ERROR_ON_WARNING="yes" ;;
- no | n) ERROR_ON_WARNING="no" ;;
- *) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
- esac])
-
-# Enable -Werror by default when using gcc. Turn it off for releases.
-if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" && $development; then
- ERROR_ON_WARNING=yes
-fi
-
-WERROR_CFLAGS=""
-if test "${ERROR_ON_WARNING}" = yes ; then
- WERROR_CFLAGS="-Werror"
-fi
-
-build_warnings="-Wall -Wdeclaration-after-statement -Wpointer-arith \
--Wpointer-sign \
--Wno-unused -Wunused-value -Wunused-function \
--Wno-switch -Wno-char-subscripts -Wmissing-prototypes \
--Wdeclaration-after-statement -Wempty-body -Wmissing-parameter-type \
--Wold-style-declaration -Wold-style-definition"
-
-# Enable -Wno-format by default when using gcc on mingw since many
-# GCC versions complain about %I64.
-case "${host}" in
- *-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;;
- *) build_warnings="$build_warnings -Wformat-nonliteral" ;;
-esac
-
-AC_ARG_ENABLE(build-warnings,
-AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]),
-[case "${enableval}" in
- yes) ;;
- no) build_warnings="-w";;
- ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
- build_warnings="${build_warnings} ${t}";;
- *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
- build_warnings="${t} ${build_warnings}";;
- *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
-esac
-if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
- echo "Setting compiler warning flags = $build_warnings" 6>&1
-fi])dnl
-AC_ARG_ENABLE(gdb-build-warnings,
-AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]),
-[case "${enableval}" in
- yes) ;;
- no) build_warnings="-w";;
- ,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
- build_warnings="${build_warnings} ${t}";;
- *,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
- build_warnings="${t} ${build_warnings}";;
- *) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
-esac
-if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
- echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
-fi])dnl
-WARN_CFLAGS=""
-if test "x${build_warnings}" != x -a "x$GCC" = xyes
-then
- AC_MSG_CHECKING(compiler warning flags)
- # Separate out the -Werror flag as some files just cannot be
- # compiled with it enabled.
- for w in ${build_warnings}; do
- case $w in
- -Werr*) WERROR_CFLAGS=-Werror ;;
- *) # Check that GCC accepts it
- saved_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS $w"
- AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
- CFLAGS="$saved_CFLAGS"
- esac
- done
- AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS})
-fi
-AC_SUBST(WARN_CFLAGS)
-AC_SUBST(WERROR_CFLAGS)
+AM_GDB_WARNINGS
# In the Cygwin environment, we need some additional flags.
AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
GDB_AC_CHECK_BFD([for ELF support in BFD], gdb_cv_var_elf,
[bfd_get_elf_phdr_upper_bound (NULL)], elf-bfd.h)
if test $gdb_cv_var_elf = yes; then
- CONFIG_OBS="$CONFIG_OBS elfread.o stap-probe.o"
+ CONFIG_OBS="$CONFIG_OBS elfread.o stap-probe.o dtrace-probe.o"
AC_DEFINE(HAVE_ELF, 1,
[Define if ELF support should be included.])
# -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>.
CONFIG_OBS="$CONFIG_OBS machoread.o"
fi
-# Add SOM support to GDB, but only if BFD includes it.
-GDB_AC_CHECK_BFD([for SOM support in BFD], gdb_cv_var_som,
- [bfd_som_attach_aux_hdr (NULL, 0, NULL)], som.h)
-if test $gdb_cv_var_som = yes; then
- CONFIG_OBS="$CONFIG_OBS somread.o"
-fi
-
# Add any host-specific objects to GDB.
CONFIG_OBS="${CONFIG_OBS} ${gdb_host_obs}"
SIM="${gdb_sim}"
SIM_OBS="remote-sim.o"
AC_DEFINE(WITH_SIM, 1, [Define if the simulator is being linked in.])
+
+ # Some tdep code should only be compiled in when the ppc sim is
+ # built. PR sim/13418.
+ case $target in
+ powerpc*-*-*)
+ AC_DEFINE(WITH_PPC_SIM, 1, [Define if the PPC simulator is being linked in.])
+ ;;
+ esac
fi
fi
AC_SUBST(SIM)
struct bt_ctf_event *event = NULL;
const struct bt_definition *scope;
+ pos->type = BT_SEEK_BEGIN;
bt_iter_set_pos (bt_ctf_get_iter (NULL), pos);
scope = bt_ctf_get_top_level_scope (event,
BT_STREAM_EVENT_HEADER);
fi
AC_SUBST(GDB_NM_FILE)
+dnl Add dependency for xsltproc if building with maintainer-mode enabled.
+AC_PATH_PROGS(XSLTPROC, xsltproc, missing)
+if test "x$USE_MAINTAINER_MODE" = xyes; then
+ if test "${XSLTPROC}" = missing; then
+ AC_ERROR(unable to find xsltproc. maintainer-mode requires xsltproc.)
+ fi
+fi
+AC_SUBST(XSLTPROC)
+
AC_LINK_FILES($files, $links)
dnl Check for exe extension set on certain hosts (e.g. Win32)
AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
[Define to be a string naming the default host character set.])
-# Undo the $ec_script escaping suitable for Makefile.
-transform=`echo "$program_transform_name" | sed -e 's/[\\$][\\$]/\\$/g'`
-GDB_TRANSFORM_NAME=`echo gdb | sed -e "$transform"`
-if test "x$GDB_TRANSFORM_NAME" = x; then
- GDB_TRANSFORM_NAME=gdb
-fi
-AC_SUBST(GDB_TRANSFORM_NAME)
-GCORE_TRANSFORM_NAME=`echo gcore | sed -e "$transform"`
-if test "x$GCORE_TRANSFORM_NAME" = x; then
- GCORE_TRANSFORM_NAME=gcore
+if $development; then
+ AC_DEFINE(GDB_SELF_TEST, 1,
+ [Define if self-testing features should be enabled])
fi
-AC_SUBST(GCORE_TRANSFORM_NAME)
-AC_CONFIG_FILES([gcore], [chmod +x gcore])
-AC_OUTPUT(Makefile gdb-gdb.gdb doc/Makefile data-directory/Makefile,
+GDB_AC_TRANSFORM([gdb], [GDB_TRANSFORM_NAME])
+GDB_AC_TRANSFORM([gcore], [GCORE_TRANSFORM_NAME])
+AC_CONFIG_FILES([gcore], [chmod +x gcore])
+AC_CONFIG_FILES([Makefile gdb-gdb.gdb doc/Makefile data-directory/Makefile],
[
case x$CONFIG_HEADERS in
xconfig.h:config.in)
esac
])
-exit 0
+AC_OUTPUT
projects / deliverable / binutils-gdb.git / blobdiff