diff options
Diffstat (limited to 'js/src/ctypes/libffi/aclocal.m4')
| -rw-r--r-- | js/src/ctypes/libffi/aclocal.m4 | 2118 |
1 files changed, 2118 insertions, 0 deletions
diff --git a/js/src/ctypes/libffi/aclocal.m4 b/js/src/ctypes/libffi/aclocal.m4 new file mode 100644 index 0000000000..2cd8f42651 --- /dev/null +++ b/js/src/ctypes/libffi/aclocal.m4 @@ -0,0 +1,2118 @@ +# generated automatically by aclocal 1.16.1 -*- Autoconf -*- + +# Copyright (C) 1996-2018 Free Software Foundation, Inc. + +# This file is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])]) +m4_ifndef([AC_AUTOCONF_VERSION], + [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl +m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],, +[m4_warning([this file was generated for autoconf 2.69. +You have another version of autoconf. It may work, but is not guaranteed to. +If you have problems, you may need to regenerate the build system entirely. +To do so, use the procedure documented by the package, typically 'autoreconf'.])]) + +# ltdl.m4 - Configure ltdl for the target system. -*-Autoconf-*- +# +# Copyright (C) 1999-2008, 2011-2015 Free Software Foundation, Inc. +# Written by Thomas Tanner, 1999 +# +# This file is free software; the Free Software Foundation gives +# unlimited permission to copy and/or distribute it, with or without +# modifications, as long as this notice is preserved. + +# serial 20 LTDL_INIT + +# LT_CONFIG_LTDL_DIR(DIRECTORY, [LTDL-MODE]) +# ------------------------------------------ +# DIRECTORY contains the libltdl sources. It is okay to call this +# function multiple times, as long as the same DIRECTORY is always given. +AC_DEFUN([LT_CONFIG_LTDL_DIR], +[AC_BEFORE([$0], [LTDL_INIT]) +_$0($*) +])# LT_CONFIG_LTDL_DIR + +# We break this out into a separate macro, so that we can call it safely +# internally without being caught accidentally by the sed scan in libtoolize. +m4_defun([_LT_CONFIG_LTDL_DIR], +[dnl remove trailing slashes +m4_pushdef([_ARG_DIR], m4_bpatsubst([$1], [/*$])) +m4_case(_LTDL_DIR, + [], [dnl only set lt_ltdl_dir if _ARG_DIR is not simply '.' + m4_if(_ARG_DIR, [.], + [], + [m4_define([_LTDL_DIR], _ARG_DIR) + _LT_SHELL_INIT([lt_ltdl_dir=']_ARG_DIR['])])], + [m4_if(_ARG_DIR, _LTDL_DIR, + [], + [m4_fatal([multiple libltdl directories: ']_LTDL_DIR[', ']_ARG_DIR['])])]) +m4_popdef([_ARG_DIR]) +])# _LT_CONFIG_LTDL_DIR + +# Initialise: +m4_define([_LTDL_DIR], []) + + +# _LT_BUILD_PREFIX +# ---------------- +# If Autoconf is new enough, expand to '$(top_build_prefix)', otherwise +# to '$(top_builddir)/'. +m4_define([_LT_BUILD_PREFIX], +[m4_ifdef([AC_AUTOCONF_VERSION], + [m4_if(m4_version_compare(m4_defn([AC_AUTOCONF_VERSION]), [2.62]), + [-1], [m4_ifdef([_AC_HAVE_TOP_BUILD_PREFIX], + [$(top_build_prefix)], + [$(top_builddir)/])], + [$(top_build_prefix)])], + [$(top_builddir)/])[]dnl +]) + + +# LTDL_CONVENIENCE +# ---------------- +# sets LIBLTDL to the link flags for the libltdl convenience library and +# LTDLINCL to the include flags for the libltdl header and adds +# --enable-ltdl-convenience to the configure arguments. Note that +# AC_CONFIG_SUBDIRS is not called here. LIBLTDL will be prefixed with +# '$(top_build_prefix)' if available, otherwise with '$(top_builddir)/', +# and LTDLINCL will be prefixed with '$(top_srcdir)/' (note the single +# quotes!). If your package is not flat and you're not using automake, +# define top_build_prefix, top_builddir, and top_srcdir appropriately +# in your Makefiles. +AC_DEFUN([LTDL_CONVENIENCE], +[AC_BEFORE([$0], [LTDL_INIT])dnl +dnl Although the argument is deprecated and no longer documented, +dnl LTDL_CONVENIENCE used to take a DIRECTORY orgument, if we have one +dnl here make sure it is the same as any other declaration of libltdl's +dnl location! This also ensures lt_ltdl_dir is set when configure.ac is +dnl not yet using an explicit LT_CONFIG_LTDL_DIR. +m4_ifval([$1], [_LT_CONFIG_LTDL_DIR([$1])])dnl +_$0() +])# LTDL_CONVENIENCE + +# AC_LIBLTDL_CONVENIENCE accepted a directory argument in older libtools, +# now we have LT_CONFIG_LTDL_DIR: +AU_DEFUN([AC_LIBLTDL_CONVENIENCE], +[_LT_CONFIG_LTDL_DIR([m4_default([$1], [libltdl])]) +_LTDL_CONVENIENCE]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBLTDL_CONVENIENCE], []) + + +# _LTDL_CONVENIENCE +# ----------------- +# Code shared by LTDL_CONVENIENCE and LTDL_INIT([convenience]). +m4_defun([_LTDL_CONVENIENCE], +[case $enable_ltdl_convenience in + no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;; + "") enable_ltdl_convenience=yes + ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;; +esac +LIBLTDL='_LT_BUILD_PREFIX'"${lt_ltdl_dir+$lt_ltdl_dir/}libltdlc.la" +LTDLDEPS=$LIBLTDL +LTDLINCL='-I$(top_srcdir)'"${lt_ltdl_dir+/$lt_ltdl_dir}" + +AC_SUBST([LIBLTDL]) +AC_SUBST([LTDLDEPS]) +AC_SUBST([LTDLINCL]) + +# For backwards non-gettext consistent compatibility... +INCLTDL=$LTDLINCL +AC_SUBST([INCLTDL]) +])# _LTDL_CONVENIENCE + + +# LTDL_INSTALLABLE +# ---------------- +# sets LIBLTDL to the link flags for the libltdl installable library +# and LTDLINCL to the include flags for the libltdl header and adds +# --enable-ltdl-install to the configure arguments. Note that +# AC_CONFIG_SUBDIRS is not called from here. If an installed libltdl +# is not found, LIBLTDL will be prefixed with '$(top_build_prefix)' if +# available, otherwise with '$(top_builddir)/', and LTDLINCL will be +# prefixed with '$(top_srcdir)/' (note the single quotes!). If your +# package is not flat and you're not using automake, define top_build_prefix, +# top_builddir, and top_srcdir appropriately in your Makefiles. +# In the future, this macro may have to be called after LT_INIT. +AC_DEFUN([LTDL_INSTALLABLE], +[AC_BEFORE([$0], [LTDL_INIT])dnl +dnl Although the argument is deprecated and no longer documented, +dnl LTDL_INSTALLABLE used to take a DIRECTORY orgument, if we have one +dnl here make sure it is the same as any other declaration of libltdl's +dnl location! This also ensures lt_ltdl_dir is set when configure.ac is +dnl not yet using an explicit LT_CONFIG_LTDL_DIR. +m4_ifval([$1], [_LT_CONFIG_LTDL_DIR([$1])])dnl +_$0() +])# LTDL_INSTALLABLE + +# AC_LIBLTDL_INSTALLABLE accepted a directory argument in older libtools, +# now we have LT_CONFIG_LTDL_DIR: +AU_DEFUN([AC_LIBLTDL_INSTALLABLE], +[_LT_CONFIG_LTDL_DIR([m4_default([$1], [libltdl])]) +_LTDL_INSTALLABLE]) + +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIBLTDL_INSTALLABLE], []) + + +# _LTDL_INSTALLABLE +# ----------------- +# Code shared by LTDL_INSTALLABLE and LTDL_INIT([installable]). +m4_defun([_LTDL_INSTALLABLE], +[if test -f "$prefix/lib/libltdl.la"; then + lt_save_LDFLAGS=$LDFLAGS + LDFLAGS="-L$prefix/lib $LDFLAGS" + AC_CHECK_LIB([ltdl], [lt_dlinit], [lt_lib_ltdl=yes]) + LDFLAGS=$lt_save_LDFLAGS + if test yes = "${lt_lib_ltdl-no}"; then + if test yes != "$enable_ltdl_install"; then + # Don't overwrite $prefix/lib/libltdl.la without --enable-ltdl-install + AC_MSG_WARN([not overwriting libltdl at $prefix, force with '--enable-ltdl-install']) + enable_ltdl_install=no + fi + elif test no = "$enable_ltdl_install"; then + AC_MSG_WARN([libltdl not installed, but installation disabled]) + fi +fi + +# If configure.ac declared an installable ltdl, and the user didn't override +# with --disable-ltdl-install, we will install the shipped libltdl. +case $enable_ltdl_install in + no) ac_configure_args="$ac_configure_args --enable-ltdl-install=no" + LIBLTDL=-lltdl + LTDLDEPS= + LTDLINCL= + ;; + *) enable_ltdl_install=yes + ac_configure_args="$ac_configure_args --enable-ltdl-install" + LIBLTDL='_LT_BUILD_PREFIX'"${lt_ltdl_dir+$lt_ltdl_dir/}libltdl.la" + LTDLDEPS=$LIBLTDL + LTDLINCL='-I$(top_srcdir)'"${lt_ltdl_dir+/$lt_ltdl_dir}" + ;; +esac + +AC_SUBST([LIBLTDL]) +AC_SUBST([LTDLDEPS]) +AC_SUBST([LTDLINCL]) + +# For backwards non-gettext consistent compatibility... +INCLTDL=$LTDLINCL +AC_SUBST([INCLTDL]) +])# LTDL_INSTALLABLE + + +# _LTDL_MODE_DISPATCH +# ------------------- +m4_define([_LTDL_MODE_DISPATCH], +[dnl If _LTDL_DIR is '.', then we are configuring libltdl itself: +m4_if(_LTDL_DIR, [], + [], + dnl if _LTDL_MODE was not set already, the default value is 'subproject': + [m4_case(m4_default(_LTDL_MODE, [subproject]), + [subproject], [AC_CONFIG_SUBDIRS(_LTDL_DIR) + _LT_SHELL_INIT([lt_dlopen_dir=$lt_ltdl_dir])], + [nonrecursive], [_LT_SHELL_INIT([lt_dlopen_dir=$lt_ltdl_dir; lt_libobj_prefix=$lt_ltdl_dir/])], + [recursive], [], + [m4_fatal([unknown libltdl mode: ]_LTDL_MODE)])])dnl +dnl Be careful not to expand twice: +m4_define([$0], []) +])# _LTDL_MODE_DISPATCH + + +# _LT_LIBOBJ(MODULE_NAME) +# ----------------------- +# Like AC_LIBOBJ, except that MODULE_NAME goes into _LT_LIBOBJS instead +# of into LIBOBJS. +AC_DEFUN([_LT_LIBOBJ], [ + m4_pattern_allow([^_LT_LIBOBJS$]) + _LT_LIBOBJS="$_LT_LIBOBJS $1.$ac_objext" +])# _LT_LIBOBJS + + +# LTDL_INIT([OPTIONS]) +# -------------------- +# Clients of libltdl can use this macro to allow the installer to +# choose between a shipped copy of the ltdl sources or a preinstalled +# version of the library. If the shipped ltdl sources are not in a +# subdirectory named libltdl, the directory name must be given by +# LT_CONFIG_LTDL_DIR. +AC_DEFUN([LTDL_INIT], +[dnl Parse OPTIONS +_LT_SET_OPTIONS([$0], [$1]) + +dnl We need to keep our own list of libobjs separate from our parent project, +dnl and the easiest way to do that is redefine the AC_LIBOBJs macro while +dnl we look for our own LIBOBJs. +m4_pushdef([AC_LIBOBJ], m4_defn([_LT_LIBOBJ])) +m4_pushdef([AC_LIBSOURCES]) + +dnl If not otherwise defined, default to the 1.5.x compatible subproject mode: +m4_if(_LTDL_MODE, [], + [m4_define([_LTDL_MODE], m4_default([$2], [subproject])) + m4_if([-1], [m4_bregexp(_LTDL_MODE, [\(subproject\|\(non\)?recursive\)])], + [m4_fatal([unknown libltdl mode: ]_LTDL_MODE)])]) + +AC_ARG_WITH([included_ltdl], + [AS_HELP_STRING([--with-included-ltdl], + [use the GNU ltdl sources included here])]) + +if test yes != "$with_included_ltdl"; then + # We are not being forced to use the included libltdl sources, so + # decide whether there is a useful installed version we can use. + AC_CHECK_HEADER([ltdl.h], + [AC_CHECK_DECL([lt_dlinterface_register], + [AC_CHECK_LIB([ltdl], [lt_dladvise_preload], + [with_included_ltdl=no], + [with_included_ltdl=yes])], + [with_included_ltdl=yes], + [AC_INCLUDES_DEFAULT + #include <ltdl.h>])], + [with_included_ltdl=yes], + [AC_INCLUDES_DEFAULT] + ) +fi + +dnl If neither LT_CONFIG_LTDL_DIR, LTDL_CONVENIENCE nor LTDL_INSTALLABLE +dnl was called yet, then for old times' sake, we assume libltdl is in an +dnl eponymous directory: +AC_PROVIDE_IFELSE([LT_CONFIG_LTDL_DIR], [], [_LT_CONFIG_LTDL_DIR([libltdl])]) + +AC_ARG_WITH([ltdl_include], + [AS_HELP_STRING([--with-ltdl-include=DIR], + [use the ltdl headers installed in DIR])]) + +if test -n "$with_ltdl_include"; then + if test -f "$with_ltdl_include/ltdl.h"; then : + else + AC_MSG_ERROR([invalid ltdl include directory: '$with_ltdl_include']) + fi +else + with_ltdl_include=no +fi + +AC_ARG_WITH([ltdl_lib], + [AS_HELP_STRING([--with-ltdl-lib=DIR], + [use the libltdl.la installed in DIR])]) + +if test -n "$with_ltdl_lib"; then + if test -f "$with_ltdl_lib/libltdl.la"; then : + else + AC_MSG_ERROR([invalid ltdl library directory: '$with_ltdl_lib']) + fi +else + with_ltdl_lib=no +fi + +case ,$with_included_ltdl,$with_ltdl_include,$with_ltdl_lib, in + ,yes,no,no,) + m4_case(m4_default(_LTDL_TYPE, [convenience]), + [convenience], [_LTDL_CONVENIENCE], + [installable], [_LTDL_INSTALLABLE], + [m4_fatal([unknown libltdl build type: ]_LTDL_TYPE)]) + ;; + ,no,no,no,) + # If the included ltdl is not to be used, then use the + # preinstalled libltdl we found. + AC_DEFINE([HAVE_LTDL], [1], + [Define this if a modern libltdl is already installed]) + LIBLTDL=-lltdl + LTDLDEPS= + LTDLINCL= + ;; + ,no*,no,*) + AC_MSG_ERROR(['--with-ltdl-include' and '--with-ltdl-lib' options must be used together]) + ;; + *) with_included_ltdl=no + LIBLTDL="-L$with_ltdl_lib -lltdl" + LTDLDEPS= + LTDLINCL=-I$with_ltdl_include + ;; +esac +INCLTDL=$LTDLINCL + +# Report our decision... +AC_MSG_CHECKING([where to find libltdl headers]) +AC_MSG_RESULT([$LTDLINCL]) +AC_MSG_CHECKING([where to find libltdl library]) +AC_MSG_RESULT([$LIBLTDL]) + +_LTDL_SETUP + +dnl restore autoconf definition. +m4_popdef([AC_LIBOBJ]) +m4_popdef([AC_LIBSOURCES]) + +AC_CONFIG_COMMANDS_PRE([ + _ltdl_libobjs= + _ltdl_ltlibobjs= + if test -n "$_LT_LIBOBJS"; then + # Remove the extension. + _lt_sed_drop_objext='s/\.o$//;s/\.obj$//' + for i in `for i in $_LT_LIBOBJS; do echo "$i"; done | sed "$_lt_sed_drop_objext" | sort -u`; do + _ltdl_libobjs="$_ltdl_libobjs $lt_libobj_prefix$i.$ac_objext" + _ltdl_ltlibobjs="$_ltdl_ltlibobjs $lt_libobj_prefix$i.lo" + done + fi + AC_SUBST([ltdl_LIBOBJS], [$_ltdl_libobjs]) + AC_SUBST([ltdl_LTLIBOBJS], [$_ltdl_ltlibobjs]) +]) + +# Only expand once: +m4_define([LTDL_INIT]) +])# LTDL_INIT + +# Old names: +AU_DEFUN([AC_LIB_LTDL], [LTDL_INIT($@)]) +AU_DEFUN([AC_WITH_LTDL], [LTDL_INIT($@)]) +AU_DEFUN([LT_WITH_LTDL], [LTDL_INIT($@)]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LIB_LTDL], []) +dnl AC_DEFUN([AC_WITH_LTDL], []) +dnl AC_DEFUN([LT_WITH_LTDL], []) + + +# _LTDL_SETUP +# ----------- +# Perform all the checks necessary for compilation of the ltdl objects +# -- including compiler checks and header checks. This is a public +# interface mainly for the benefit of libltdl's own configure.ac, most +# other users should call LTDL_INIT instead. +AC_DEFUN([_LTDL_SETUP], +[AC_REQUIRE([AC_PROG_CC])dnl +AC_REQUIRE([LT_SYS_MODULE_EXT])dnl +AC_REQUIRE([LT_SYS_MODULE_PATH])dnl +AC_REQUIRE([LT_SYS_DLSEARCH_PATH])dnl +AC_REQUIRE([LT_LIB_DLLOAD])dnl +AC_REQUIRE([LT_SYS_SYMBOL_USCORE])dnl +AC_REQUIRE([LT_FUNC_DLSYM_USCORE])dnl +AC_REQUIRE([LT_SYS_DLOPEN_DEPLIBS])dnl +AC_REQUIRE([LT_FUNC_ARGZ])dnl + +m4_require([_LT_CHECK_OBJDIR])dnl +m4_require([_LT_HEADER_DLFCN])dnl +m4_require([_LT_CHECK_DLPREOPEN])dnl +m4_require([_LT_DECL_SED])dnl + +dnl Don't require this, or it will be expanded earlier than the code +dnl that sets the variables it relies on: +_LT_ENABLE_INSTALL + +dnl _LTDL_MODE specific code must be called at least once: +_LTDL_MODE_DISPATCH + +# In order that ltdl.c can compile, find out the first AC_CONFIG_HEADERS +# the user used. This is so that ltdl.h can pick up the parent projects +# config.h file, The first file in AC_CONFIG_HEADERS must contain the +# definitions required by ltdl.c. +# FIXME: Remove use of undocumented AC_LIST_HEADERS (2.59 compatibility). +AC_CONFIG_COMMANDS_PRE([dnl +m4_pattern_allow([^LT_CONFIG_H$])dnl +m4_ifset([AH_HEADER], + [LT_CONFIG_H=AH_HEADER], + [m4_ifset([AC_LIST_HEADERS], + [LT_CONFIG_H=`echo "AC_LIST_HEADERS" | $SED 's|^[[ ]]*||;s|[[ :]].*$||'`], + [])])]) +AC_SUBST([LT_CONFIG_H]) + +AC_CHECK_HEADERS([unistd.h dl.h sys/dl.h dld.h mach-o/dyld.h dirent.h], + [], [], [AC_INCLUDES_DEFAULT]) + +AC_CHECK_FUNCS([closedir opendir readdir], [], [AC_LIBOBJ([lt__dirent])]) +AC_CHECK_FUNCS([strlcat strlcpy], [], [AC_LIBOBJ([lt__strl])]) + +m4_pattern_allow([LT_LIBEXT])dnl +AC_DEFINE_UNQUOTED([LT_LIBEXT],["$libext"],[The archive extension]) + +name= +eval "lt_libprefix=\"$libname_spec\"" +m4_pattern_allow([LT_LIBPREFIX])dnl +AC_DEFINE_UNQUOTED([LT_LIBPREFIX],["$lt_libprefix"],[The archive prefix]) + +name=ltdl +eval "LTDLOPEN=\"$libname_spec\"" +AC_SUBST([LTDLOPEN]) +])# _LTDL_SETUP + + +# _LT_ENABLE_INSTALL +# ------------------ +m4_define([_LT_ENABLE_INSTALL], +[AC_ARG_ENABLE([ltdl-install], + [AS_HELP_STRING([--enable-ltdl-install], [install libltdl])]) + +case ,$enable_ltdl_install,$enable_ltdl_convenience in + *yes*) ;; + *) enable_ltdl_convenience=yes ;; +esac + +m4_ifdef([AM_CONDITIONAL], +[AM_CONDITIONAL(INSTALL_LTDL, test no != "${enable_ltdl_install-no}") + AM_CONDITIONAL(CONVENIENCE_LTDL, test no != "${enable_ltdl_convenience-no}")]) +])# _LT_ENABLE_INSTALL + + +# LT_SYS_DLOPEN_DEPLIBS +# --------------------- +AC_DEFUN([LT_SYS_DLOPEN_DEPLIBS], +[AC_REQUIRE([AC_CANONICAL_HOST])dnl +AC_CACHE_CHECK([whether deplibs are loaded by dlopen], + [lt_cv_sys_dlopen_deplibs], + [# PORTME does your system automatically load deplibs for dlopen? + # or its logical equivalent (e.g. shl_load for HP-UX < 11) + # For now, we just catch OSes we know something about -- in the + # future, we'll try test this programmatically. + lt_cv_sys_dlopen_deplibs=unknown + case $host_os in + aix3*|aix4.1.*|aix4.2.*) + # Unknown whether this is true for these versions of AIX, but + # we want this 'case' here to explicitly catch those versions. + lt_cv_sys_dlopen_deplibs=unknown + ;; + aix[[4-9]]*) + lt_cv_sys_dlopen_deplibs=yes + ;; + amigaos*) + case $host_cpu in + powerpc) + lt_cv_sys_dlopen_deplibs=no + ;; + esac + ;; + bitrig*) + lt_cv_sys_dlopen_deplibs=yes + ;; + darwin*) + # Assuming the user has installed a libdl from somewhere, this is true + # If you are looking for one http://www.opendarwin.org/projects/dlcompat + lt_cv_sys_dlopen_deplibs=yes + ;; + freebsd* | dragonfly*) + lt_cv_sys_dlopen_deplibs=yes + ;; + gnu* | linux* | k*bsd*-gnu | kopensolaris*-gnu) + # GNU and its variants, using gnu ld.so (Glibc) + lt_cv_sys_dlopen_deplibs=yes + ;; + hpux10*|hpux11*) + lt_cv_sys_dlopen_deplibs=yes + ;; + interix*) + lt_cv_sys_dlopen_deplibs=yes + ;; + irix[[12345]]*|irix6.[[01]]*) + # Catch all versions of IRIX before 6.2, and indicate that we don't + # know how it worked for any of those versions. + lt_cv_sys_dlopen_deplibs=unknown + ;; + irix*) + # The case above catches anything before 6.2, and it's known that + # at 6.2 and later dlopen does load deplibs. + lt_cv_sys_dlopen_deplibs=yes + ;; + netbsd*) + lt_cv_sys_dlopen_deplibs=yes + ;; + openbsd*) + lt_cv_sys_dlopen_deplibs=yes + ;; + osf[[1234]]*) + # dlopen did load deplibs (at least at 4.x), but until the 5.x series, + # it did *not* use an RPATH in a shared library to find objects the + # library depends on, so we explicitly say 'no'. + lt_cv_sys_dlopen_deplibs=no + ;; + osf5.0|osf5.0a|osf5.1) + # dlopen *does* load deplibs and with the right loader patch applied + # it even uses RPATH in a shared library to search for shared objects + # that the library depends on, but there's no easy way to know if that + # patch is installed. Since this is the case, all we can really + # say is unknown -- it depends on the patch being installed. If + # it is, this changes to 'yes'. Without it, it would be 'no'. + lt_cv_sys_dlopen_deplibs=unknown + ;; + osf*) + # the two cases above should catch all versions of osf <= 5.1. Read + # the comments above for what we know about them. + # At > 5.1, deplibs are loaded *and* any RPATH in a shared library + # is used to find them so we can finally say 'yes'. + lt_cv_sys_dlopen_deplibs=yes + ;; + qnx*) + lt_cv_sys_dlopen_deplibs=yes + ;; + solaris*) + lt_cv_sys_dlopen_deplibs=yes + ;; + sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*) + libltdl_cv_sys_dlopen_deplibs=yes + ;; + esac + ]) +if test yes != "$lt_cv_sys_dlopen_deplibs"; then + AC_DEFINE([LTDL_DLOPEN_DEPLIBS], [1], + [Define if the OS needs help to load dependent libraries for dlopen().]) +fi +])# LT_SYS_DLOPEN_DEPLIBS + +# Old name: +AU_ALIAS([AC_LTDL_SYS_DLOPEN_DEPLIBS], [LT_SYS_DLOPEN_DEPLIBS]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LTDL_SYS_DLOPEN_DEPLIBS], []) + + +# LT_SYS_MODULE_EXT +# ----------------- +AC_DEFUN([LT_SYS_MODULE_EXT], +[m4_require([_LT_SYS_DYNAMIC_LINKER])dnl +AC_CACHE_CHECK([what extension is used for runtime loadable modules], + [libltdl_cv_shlibext], +[ +module=yes +eval libltdl_cv_shlibext=$shrext_cmds +module=no +eval libltdl_cv_shrext=$shrext_cmds + ]) +if test -n "$libltdl_cv_shlibext"; then + m4_pattern_allow([LT_MODULE_EXT])dnl + AC_DEFINE_UNQUOTED([LT_MODULE_EXT], ["$libltdl_cv_shlibext"], + [Define to the extension used for runtime loadable modules, say, ".so".]) +fi +if test "$libltdl_cv_shrext" != "$libltdl_cv_shlibext"; then + m4_pattern_allow([LT_SHARED_EXT])dnl + AC_DEFINE_UNQUOTED([LT_SHARED_EXT], ["$libltdl_cv_shrext"], + [Define to the shared library suffix, say, ".dylib".]) +fi +if test -n "$shared_archive_member_spec"; then + m4_pattern_allow([LT_SHARED_LIB_MEMBER])dnl + AC_DEFINE_UNQUOTED([LT_SHARED_LIB_MEMBER], ["($shared_archive_member_spec.o)"], + [Define to the shared archive member specification, say "(shr.o)".]) +fi +])# LT_SYS_MODULE_EXT + +# Old name: +AU_ALIAS([AC_LTDL_SHLIBEXT], [LT_SYS_MODULE_EXT]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LTDL_SHLIBEXT], []) + + +# LT_SYS_MODULE_PATH +# ------------------ +AC_DEFUN([LT_SYS_MODULE_PATH], +[m4_require([_LT_SYS_DYNAMIC_LINKER])dnl +AC_CACHE_CHECK([what variable specifies run-time module search path], + [lt_cv_module_path_var], [lt_cv_module_path_var=$shlibpath_var]) +if test -n "$lt_cv_module_path_var"; then + m4_pattern_allow([LT_MODULE_PATH_VAR])dnl + AC_DEFINE_UNQUOTED([LT_MODULE_PATH_VAR], ["$lt_cv_module_path_var"], + [Define to the name of the environment variable that determines the run-time module search path.]) +fi +])# LT_SYS_MODULE_PATH + +# Old name: +AU_ALIAS([AC_LTDL_SHLIBPATH], [LT_SYS_MODULE_PATH]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LTDL_SHLIBPATH], []) + + +# LT_SYS_DLSEARCH_PATH +# -------------------- +AC_DEFUN([LT_SYS_DLSEARCH_PATH], +[m4_require([_LT_SYS_DYNAMIC_LINKER])dnl +AC_CACHE_CHECK([for the default library search path], + [lt_cv_sys_dlsearch_path], + [lt_cv_sys_dlsearch_path=$sys_lib_dlsearch_path_spec]) +if test -n "$lt_cv_sys_dlsearch_path"; then + sys_dlsearch_path= + for dir in $lt_cv_sys_dlsearch_path; do + if test -z "$sys_dlsearch_path"; then + sys_dlsearch_path=$dir + else + sys_dlsearch_path=$sys_dlsearch_path$PATH_SEPARATOR$dir + fi + done + m4_pattern_allow([LT_DLSEARCH_PATH])dnl + AC_DEFINE_UNQUOTED([LT_DLSEARCH_PATH], ["$sys_dlsearch_path"], + [Define to the system default library search path.]) +fi +])# LT_SYS_DLSEARCH_PATH + +# Old name: +AU_ALIAS([AC_LTDL_SYSSEARCHPATH], [LT_SYS_DLSEARCH_PATH]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LTDL_SYSSEARCHPATH], []) + + +# _LT_CHECK_DLPREOPEN +# ------------------- +m4_defun([_LT_CHECK_DLPREOPEN], +[m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl +AC_CACHE_CHECK([whether libtool supports -dlopen/-dlpreopen], + [libltdl_cv_preloaded_symbols], + [if test -n "$lt_cv_sys_global_symbol_pipe"; then + libltdl_cv_preloaded_symbols=yes + else + libltdl_cv_preloaded_symbols=no + fi + ]) +if test yes = "$libltdl_cv_preloaded_symbols"; then + AC_DEFINE([HAVE_PRELOADED_SYMBOLS], [1], + [Define if libtool can extract symbol lists from object files.]) +fi +])# _LT_CHECK_DLPREOPEN + + +# LT_LIB_DLLOAD +# ------------- +AC_DEFUN([LT_LIB_DLLOAD], +[m4_pattern_allow([^LT_DLLOADERS$]) +LT_DLLOADERS= +AC_SUBST([LT_DLLOADERS]) + +AC_LANG_PUSH([C]) +lt_dlload_save_LIBS=$LIBS + +LIBADD_DLOPEN= +AC_SEARCH_LIBS([dlopen], [dl], + [AC_DEFINE([HAVE_LIBDL], [1], + [Define if you have the libdl library or equivalent.]) + if test "$ac_cv_search_dlopen" != "none required"; then + LIBADD_DLOPEN=-ldl + fi + libltdl_cv_lib_dl_dlopen=yes + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"], + [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if HAVE_DLFCN_H +# include <dlfcn.h> +#endif + ]], [[dlopen(0, 0);]])], + [AC_DEFINE([HAVE_LIBDL], [1], + [Define if you have the libdl library or equivalent.]) + libltdl_cv_func_dlopen=yes + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"], + [AC_CHECK_LIB([svld], [dlopen], + [AC_DEFINE([HAVE_LIBDL], [1], + [Define if you have the libdl library or equivalent.]) + LIBADD_DLOPEN=-lsvld libltdl_cv_func_dlopen=yes + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"])])]) +if test yes = "$libltdl_cv_func_dlopen" || test yes = "$libltdl_cv_lib_dl_dlopen" +then + lt_save_LIBS=$LIBS + LIBS="$LIBS $LIBADD_DLOPEN" + AC_CHECK_FUNCS([dlerror]) + LIBS=$lt_save_LIBS +fi +AC_SUBST([LIBADD_DLOPEN]) + +LIBADD_SHL_LOAD= +AC_CHECK_FUNC([shl_load], + [AC_DEFINE([HAVE_SHL_LOAD], [1], + [Define if you have the shl_load function.]) + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}shl_load.la"], + [AC_CHECK_LIB([dld], [shl_load], + [AC_DEFINE([HAVE_SHL_LOAD], [1], + [Define if you have the shl_load function.]) + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}shl_load.la" + LIBADD_SHL_LOAD=-ldld])]) +AC_SUBST([LIBADD_SHL_LOAD]) + +case $host_os in +darwin[[1567]].*) +# We only want this for pre-Mac OS X 10.4. + AC_CHECK_FUNC([_dyld_func_lookup], + [AC_DEFINE([HAVE_DYLD], [1], + [Define if you have the _dyld_func_lookup function.]) + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dyld.la"]) + ;; +beos*) + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}load_add_on.la" + ;; +cygwin* | mingw* | pw32*) + AC_CHECK_DECLS([cygwin_conv_path], [], [], [[#include <sys/cygwin.h>]]) + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}loadlibrary.la" + ;; +esac + +AC_CHECK_LIB([dld], [dld_link], + [AC_DEFINE([HAVE_DLD], [1], + [Define if you have the GNU dld library.]) + LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dld_link.la"]) +AC_SUBST([LIBADD_DLD_LINK]) + +m4_pattern_allow([^LT_DLPREOPEN$]) +LT_DLPREOPEN= +if test -n "$LT_DLLOADERS" +then + for lt_loader in $LT_DLLOADERS; do + LT_DLPREOPEN="$LT_DLPREOPEN-dlpreopen $lt_loader " + done + AC_DEFINE([HAVE_LIBDLLOADER], [1], + [Define if libdlloader will be built on this platform]) +fi +AC_SUBST([LT_DLPREOPEN]) + +dnl This isn't used anymore, but set it for backwards compatibility +LIBADD_DL="$LIBADD_DLOPEN $LIBADD_SHL_LOAD" +AC_SUBST([LIBADD_DL]) + +LIBS=$lt_dlload_save_LIBS +AC_LANG_POP +])# LT_LIB_DLLOAD + +# Old name: +AU_ALIAS([AC_LTDL_DLLIB], [LT_LIB_DLLOAD]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LTDL_DLLIB], []) + + +# LT_SYS_SYMBOL_USCORE +# -------------------- +# does the compiler prefix global symbols with an underscore? +AC_DEFUN([LT_SYS_SYMBOL_USCORE], +[m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl +AC_CACHE_CHECK([for _ prefix in compiled symbols], + [lt_cv_sys_symbol_underscore], + [lt_cv_sys_symbol_underscore=no + cat > conftest.$ac_ext <<_LT_EOF +void nm_test_func(){} +int main(){nm_test_func;return 0;} +_LT_EOF + if AC_TRY_EVAL(ac_compile); then + # Now try to grab the symbols. + ac_nlist=conftest.nm + if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then + # See whether the symbols have a leading underscore. + if grep '^. _nm_test_func' "$ac_nlist" >/dev/null; then + lt_cv_sys_symbol_underscore=yes + else + if grep '^. nm_test_func ' "$ac_nlist" >/dev/null; then + : + else + echo "configure: cannot find nm_test_func in $ac_nlist" >&AS_MESSAGE_LOG_FD + fi + fi + else + echo "configure: cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD + fi + else + echo "configure: failed program was:" >&AS_MESSAGE_LOG_FD + cat conftest.c >&AS_MESSAGE_LOG_FD + fi + rm -rf conftest* + ]) + sys_symbol_underscore=$lt_cv_sys_symbol_underscore + AC_SUBST([sys_symbol_underscore]) +])# LT_SYS_SYMBOL_USCORE + +# Old name: +AU_ALIAS([AC_LTDL_SYMBOL_USCORE], [LT_SYS_SYMBOL_USCORE]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LTDL_SYMBOL_USCORE], []) + + +# LT_FUNC_DLSYM_USCORE +# -------------------- +AC_DEFUN([LT_FUNC_DLSYM_USCORE], +[AC_REQUIRE([_LT_COMPILER_PIC])dnl for lt_prog_compiler_wl +AC_REQUIRE([LT_SYS_SYMBOL_USCORE])dnl for lt_cv_sys_symbol_underscore +AC_REQUIRE([LT_SYS_MODULE_EXT])dnl for libltdl_cv_shlibext +if test yes = "$lt_cv_sys_symbol_underscore"; then + if test yes = "$libltdl_cv_func_dlopen" || test yes = "$libltdl_cv_lib_dl_dlopen"; then + AC_CACHE_CHECK([whether we have to add an underscore for dlsym], + [libltdl_cv_need_uscore], + [libltdl_cv_need_uscore=unknown + dlsym_uscore_save_LIBS=$LIBS + LIBS="$LIBS $LIBADD_DLOPEN" + libname=conftmod # stay within 8.3 filename limits! + cat >$libname.$ac_ext <<_LT_EOF +[#line $LINENO "configure" +#include "confdefs.h" +/* When -fvisibility=hidden is used, assume the code has been annotated + correspondingly for the symbols needed. */ +#if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3)) +int fnord () __attribute__((visibility("default"))); +#endif +int fnord () { return 42; }] +_LT_EOF + + # ltfn_module_cmds module_cmds + # Execute tilde-delimited MODULE_CMDS with environment primed for + # $module_cmds or $archive_cmds type content. + ltfn_module_cmds () + {( # subshell avoids polluting parent global environment + module_cmds_save_ifs=$IFS; IFS='~' + for cmd in @S|@1; do + IFS=$module_cmds_save_ifs + libobjs=$libname.$ac_objext; lib=$libname$libltdl_cv_shlibext + rpath=/not-exists; soname=$libname$libltdl_cv_shlibext; output_objdir=. + major=; versuffix=; verstring=; deplibs= + ECHO=echo; wl=$lt_prog_compiler_wl; allow_undefined_flag= + eval $cmd + done + IFS=$module_cmds_save_ifs + )} + + # Compile a loadable module using libtool macro expansion results. + $CC $pic_flag -c $libname.$ac_ext + ltfn_module_cmds "${module_cmds:-$archive_cmds}" + + # Try to fetch fnord with dlsym(). + libltdl_dlunknown=0; libltdl_dlnouscore=1; libltdl_dluscore=2 + cat >conftest.$ac_ext <<_LT_EOF +[#line $LINENO "configure" +#include "confdefs.h" +#if HAVE_DLFCN_H +#include <dlfcn.h> +#endif +#include <stdio.h> +#ifndef RTLD_GLOBAL +# ifdef DL_GLOBAL +# define RTLD_GLOBAL DL_GLOBAL +# else +# define RTLD_GLOBAL 0 +# endif +#endif +#ifndef RTLD_NOW +# ifdef DL_NOW +# define RTLD_NOW DL_NOW +# else +# define RTLD_NOW 0 +# endif +#endif +int main () { + void *handle = dlopen ("`pwd`/$libname$libltdl_cv_shlibext", RTLD_GLOBAL|RTLD_NOW); + int status = $libltdl_dlunknown; + if (handle) { + if (dlsym (handle, "fnord")) + status = $libltdl_dlnouscore; + else { + if (dlsym (handle, "_fnord")) + status = $libltdl_dluscore; + else + puts (dlerror ()); + } + dlclose (handle); + } else + puts (dlerror ()); + return status; +}] +_LT_EOF + if AC_TRY_EVAL(ac_link) && test -s "conftest$ac_exeext" 2>/dev/null; then + (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null + libltdl_status=$? + case x$libltdl_status in + x$libltdl_dlnouscore) libltdl_cv_need_uscore=no ;; + x$libltdl_dluscore) libltdl_cv_need_uscore=yes ;; + x*) libltdl_cv_need_uscore=unknown ;; + esac + fi + rm -rf conftest* $libname* + LIBS=$dlsym_uscore_save_LIBS + ]) + fi +fi + +if test yes = "$libltdl_cv_need_uscore"; then + AC_DEFINE([NEED_USCORE], [1], + [Define if dlsym() requires a leading underscore in symbol names.]) +fi +])# LT_FUNC_DLSYM_USCORE + +# Old name: +AU_ALIAS([AC_LTDL_DLSYM_USCORE], [LT_FUNC_DLSYM_USCORE]) +dnl aclocal-1.4 backwards compatibility: +dnl AC_DEFUN([AC_LTDL_DLSYM_USCORE], []) + +# Copyright (C) 2002-2018 Free Software Foundation, Inc. +# +# This file is free software; 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