###############################################################################

#                                                                             #

#   slibtool.m4: native slibtool integration for autoconf-based projects      #

#                                                                             #

#   Copyright (C) 2016--2024  SysDeer Technologies, LLC                       #

#                                                                             #

#   Permission is hereby granted, free of charge, to any person obtaining     #

#   a copy of this software and associated documentation files (the           #

#   "Software"), to deal in the Software without restriction, including       #

#   without limitation the rights to use, copy, modify, merge, publish,       #

#   distribute, sublicense, and/or sell copies of the Software, and to        #

#   permit persons to whom the Software is furnished to do so, subject to     #

#   the following conditions:                                                 #

#                                                                             #

#   The above copyright notice and this permission notice shall be included   #

#   in all copies or substantial portions of the Software.                    #

#                                                                             #

#   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS   #

#   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF                #

#   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.    #

#   IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY      #

#   CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,      #

#   TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE         #

#   SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                    #

#                                                                             #

###############################################################################

# _SLIBTOOL_DEFAULTS

# ------------------

AC_DEFUN([_SLIBTOOL_DEFAULTS],[

AC_BEFORE([$0],[SLIBTOOL_INIT])

AC_BEFORE([$0],[_SLIBTOOL_ARGUMENT_HANDLING])

# slibtool: implementation defaults

# ---------------------------------

slibtool_enable_shared_default='yes'

slibtool_enable_static_default='yes'

slibtool_enable_dlopen_default='yes'

slibtool_enable_win32_dll_default='yes'

slibtool_enable_fast_install_default='yes'

slibtool_pic_mode_default='default'

slibtool_sysroot_default=

])

# slibtool: refined logic for ar, nm, ranlib, etc.

#

m4_ifdef([SLIBTOOL_INIT],[],[

#

m4_ifdef([AC_PROG_AR],     [m4_undefine([AC_PROG_AR])])

m4_ifdef([AM_PROG_AR],     [m4_undefine([AM_PROG_AR])])

m4_ifdef([AC_PROG_NM],     [m4_undefine([AC_PROG_NM])])

m4_ifdef([AM_PROG_NM],     [m4_undefine([AM_PROG_NM])])

m4_ifdef([AC_PROG_RANLIB], [m4_undefine([AC_PROG_RANLIB])])

m4_ifdef([AM_PROG_RANLIB], [m4_undefine([AM_PROG_RANLIB])])

m4_ifdef([AC_PROG_LEX],    [m4_undefine([AC_PROG_LEX])])

m4_ifdef([AM_PROG_LEX],    [m4_undefine([AM_PROG_LEX])])

m4_ifdef([LT_LIB_M],       [m4_undefine([LT_LIB_M])])

m4_ifdef([LT_LIB_DLLOAD],  [m4_undefine([LT_LIB_DLLOAD])])

])

# _SLIBTOOL_CONVENIENCE

# ---------------------

AC_DEFUN([LT_DEVAL],[$1]=[$2])

# _SLIBTOOL_ARGUMENT_HANDLING

# ---------------------------

AC_DEFUN([_SLIBTOOL_ARGUMENT_HANDLING],[

AC_BEFORE([$0],[_SLIBTOOL_ARG_ENABLE])

AC_BEFORE([$0],[_SLIBTOOL_ARG_WITH])

# slibtool: argument handling

# ---------------------------

slibtool_arg_enable()

{

	case "${enableval}" in

		'yes')

			slbt_eval_expr="${slbt_var}='yes'"

			eval $slbt_eval_expr

			;;

		'no')

			slbt_eval_expr="${slbt_var}='no'"

			eval $slbt_eval_expr

			;;

		*)

			slbt_package="${PACKAGE:-default}"

			slbt_eval_expr="${slbt_var}='no'"

			eval $slbt_eval_expr

			slbt_cfg_ifs="${IFS}"

			IFS="${PATH_SEPARATOR}${IFS}"

			for slbt_pkg in ${enableval}; do

				if [[ "_${slbt_pkg}" = "_${slbt_package}" ]]; then

					slbt_eval_expr="${slbt_var}='yes'"

					eval $slbt_eval_expr

				fi

			done

			IFS="${slbt_cfg_ifs}"

			unset slbt_cfg_ifs

			;;

	esac

}

slibtool_arg_with()

{

	case "${slbt_var}" in

		'slibtool_sysroot')

			case "${withval}" in

				'yes')

					slbt_eval_expr="${slbt_var}='yes'"

					eval $slbt_eval_expr

					;;

				'no')

					slbt_eval_expr="${slbt_var}='no'"

					eval $slbt_eval_expr

					;;

				*)

					slbt_eval_expr="${slbt_var}=${withval}"

					eval $slbt_eval_expr

					;;

			esac

			;;

		*)

			enableval="${withval}"

			slibtool_arg_enable

			;;

	esac

}

])

# _SLIBTOOL_ARG_ENABLE(_feature_,_help_string_,_var_)

# ---------------------------------------------------

AC_DEFUN([_SLIBTOOL_ARG_ENABLE],[

AC_ARG_ENABLE($1,

[AS_HELP_STRING([--enable-]$1[@<:@=PKGS@:>@],$2  @<:@default=[$]$3_default@:>@)],[

  slbt_var=$3

  slibtool_arg_enable],[dnl

$3=[$]$3_default])

])

# _SLIBTOOL_ARG_WITH(_feature_,_help_string_,_var_)

# -------------------------------------------------

AC_DEFUN([_SLIBTOOL_ARG_WITH],[

AC_ARG_WITH($1,

[AS_HELP_STRING([--with-]$1[@<:@=PKGS@:>@],$2  @<:@default=[$]$3_default@:>@)],[

  slbt_var=$3

  slibtool_arg_with],[dnl

$3=[$]$3_default])

])

# _SLIBTOOL_SET_FLAVOR

# --------------------

AC_DEFUN([_SLIBTOOL_SET_FLAVOR],[

AC_BEFORE([$0],[SLIBTOOL_INIT])

# slibtool: set SLIBTOOL to the default/package-default/user-requested flavor

# ---------------------------------------------------------------------------

slibtool_set_flavor()

{

	if [[ -z "${SLIBTOOL:-}" ]]; then

		SLIBTOOL="${LIBTOOL:-}"

	fi

	_slibtool="${SLIBTOOL:-slibtool}"

	if [[ "${_slibtool%/*}" = "${_slibtool}" ]]; then

		_slibtool_path=

	else

		_slibtool_path="${_slibtool%/*}/"

	fi

	case "${_slibtool##*/}" in

		'rlibtool')

			SLIBTOOL="${_slibtool_path}"'slibtool'

			;;

		'rclibtool')

			SLIBTOOL="${_slibtool_path}"'clibtool'

			;;

		'rdlibtool')

			SLIBTOOL="${_slibtool_path}"'dlibtool'

			;;

		'rdclibtool')

			SLIBTOOL="${_slibtool_path}"'dclibtool'

			;;

	esac

	case "_${slibtool_enable_shared}_${slibtool_enable_static}" in

		'_yes_yes')

			SLIBTOOL="${SLIBTOOL:-slibtool}"

			;;

		'_yes_no')

			SLIBTOOL="${SLIBTOOL:-slibtool}-shared"

			;;

		'_no_yes')

			SLIBTOOL="${SLIBTOOL:-slibtool}-static"

			;;

		'_no_no')

			SLIBTOOL='false'

			;;

		*)

			SLIBTOOL='false'

			slibtool_enable_shared='no'

			slibtool_enable_static='no'

			;;

	esac

	case "_${slibtool_sysroot}" in

		'_')

			;;

		'_yes'|'_no')

			slibtool_err_arg=[$with_sysroot]

			slibtool_err_msg='slibtool: the command-line --sysroot argument is always respected.'

			AC_MSG_RESULT([slibtool: --with-sysroot=$slibtool_err_arg])

			AC_MSG_ERROR([$slibtool_err_msg])

			;;

		_/*)

			SLIBTOOL_SYSROOT="--sysroot=${slibtool_sysroot}"

			SLIBTOOL="${SLIBTOOL} \$(SLIBTOOL_SYSROOT)"

			;;

		*)

			slibtool_err_arg=[$with_sysroot]

			slibtool_err_msg='slibtool: relative sysroot paths are not supported.'

			AC_MSG_RESULT([slibtool: --with-sysroot=$slibtool_err_arg])

			AC_MSG_ERROR([$slibtool_err_msg])

			;;

	esac

	# drop-in replacement

	enable_shared=${slibtool_enable_shared}

	enable_static=${slibtool_enable_static}

	enable_dlopen=${slibtool_enable_dlopen}

	enable_win32_dll=${slibtool_enable_win32_dll}

	enable_fast_install=${slibtool_enable_fast_install}

	pic_mode=${slibtool_pic_mode}

}

])

# SLIBTOOL_ENABLE_SHARED

# ----------------------

AC_DEFUN([SLIBTOOL_ENABLE_SHARED],[

AC_BEFORE([$0],[SLIBTOOL_INIT])

# slibtool: SLIBTOOL_ENABLE_SHARED

# --------------------------------

slibtool_options="${slibtool_options:-}"

slibtool_options="${slibtool_options} shared"

])

# SLIBTOOL_ENABLE_STATIC

# ----------------------

AC_DEFUN([SLIBTOOL_ENABLE_STATIC],[

AC_BEFORE([$0],[SLIBTOOL_INIT])

# slibtool: SLIBTOOL_ENABLE_STATIC

# --------------------------------

slibtool_options="${slibtool_options:-}"

slibtool_options="${slibtool_options} static"

])

# SLIBTOOL_DISABLE_SHARED

# -----------------------

AC_DEFUN([SLIBTOOL_DISABLE_SHARED],[

AC_BEFORE([$0],[SLIBTOOL_INIT])

# slibtool: SLIBTOOL_DISABLE_SHARED

# ---------------------------------

slibtool_options="${slibtool_options:-}"

slibtool_options="${slibtool_options} disable-shared"

])

# SLIBTOOL_DISABLE_STATIC

# -----------------------

AC_DEFUN([SLIBTOOL_DISABLE_STATIC],[

AC_BEFORE([$0],[SLIBTOOL_INIT])

# slibtool: SLIBTOOL_DISABLE_STATIC

# ---------------------------------

slibtool_options="${slibtool_options:-}"

slibtool_options="${slibtool_options} disable-static"

])

# SLIBTOOL_PROG_AR

# ----------------

AC_DEFUN([SLIBTOOL_PROG_AR],[

# slibtool: SLIBTOOL_PROG_AR

# --------------------------

if [[ -n "${host_alias}" ]]; then

	AC_CHECK_PROG([AR],"${host_alias}-"[ar],"${host_alias}-"[ar])

fi

if [[ -n "${host}" ]] && [[ "${host}" != "${host_alias:-}" ]] &&  [[ -z "${AR}" ]]; then

	AC_CHECK_PROG([AR],"${host}-"[ar],"${host}-"[ar])

fi

if [[ -n "${host}" ]] &&  [[ -z "${AR}" ]]; then

	AC_CHECK_PROG([AR],[llvm-ar],[llvm-ar])

fi

if [[ -z "${host}" ]]; then

	AC_CHECK_PROG([AR],[ar],[ar])

fi

])

# SLIBTOOL_PROG_RANLIB

# --------------------

AC_DEFUN([SLIBTOOL_PROG_RANLIB],[

# slibtool: SLIBTOOL_PROG_RANLIB

# ------------------------------

if [[ -n "${host_alias}" ]]; then

	AC_CHECK_PROG([RANLIB],"${host_alias}-"[ranlib],"${host_alias}-"[ranlib])

fi

if [[ -n "${host}" ]] && [[ "${host}" != "${host_alias:-}" ]] &&  [[ -z "${RANLIB}" ]]; then

	AC_CHECK_PROG([RANLIB],"${host}-"[ranlib],"${host}-"[ranlib])

fi

if [[ -n "${host}" ]] &&  [[ -z "${RANLIB}" ]]; then

	AC_CHECK_PROG([RANLIB],[llvm-ranlib],[llvm-ranlib])

fi

if [[ -z "${host}" ]]; then

	AC_CHECK_PROG([RANLIB],[ranlib],[ranlib])

fi

])

# SLIBTOOL_PROG_NM

# ----------------

AC_DEFUN([SLIBTOOL_PROG_NM],[

# slibtool: SLIBTOOL_PROG_NM

# --------------------------

if [[ -n "${host_alias}" ]]; then

	AC_CHECK_PROG([NM],"${host_alias}-"[nm],"${host_alias}-"[nm])

fi

if [[ -n "${host}" ]] && [[ "${host}" != "${host_alias:-}" ]] &&  [[ -z "${NM}" ]]; then

	AC_CHECK_PROG([NM],"${host}-"[nm],"${host}-"[nm])

fi

if [[ -n "${host}" ]] &&  [[ -z "${NM}" ]]; then

	AC_CHECK_PROG([NM],[llvm-nm],[llvm-nm])

fi

if [[ -z "${host}" ]]; then

	AC_CHECK_PROG([NM],[nm],[nm])

fi

])

# SLIBTOOL_PROG_LEX

# -----------------

AC_DEFUN([SLIBTOOL_PROG_LEX],[

# slibtool: SLIBTOOL_PROG_LEX

# ---------------------------

if [[ -n "${LEX}" ]]; then

	AC_CHECK_PROG([LEX],[flex])

fi

if [[ -z "${LEX}" ]]; then

	AC_CHECK_PROG([LEX],[flex],[flex])

fi

if [[ -z "${LEX}" ]]; then

	AC_CHECK_PROG([LEX],[lex],[lex])

fi

slibtool_lex_output_root="${ac_cv_prog_lex_root:-lex.yy}"

AC_SUBST([LEX])

AC_SUBST([LEXLIB])

AC_SUBST([LEX_OUTPUT_ROOT],["${slibtool_lex_output_root}"])

])

# SLIBTOOL_LFLAG_LIBM

# -------------------

AC_DEFUN([SLIBTOOL_LFLAG_LIBM],[

# slibtool: SLIBTOOL_LFLAG_LIBM

# -----------------------------

LT_DEVAL([LIBM],[-lm])

AC_SUBST([LIBM])

])

# SLIBTOOL_LFLAG_LTDL

# -------------------

AC_DEFUN([SLIBTOOL_LFLAG_LTDL],[

# slibtool: SLIBTOOL_LFLAG_LTDL

# -----------------------------

# (always use the system lib[s]ltdl)

])

# SLIBTOOL_INIT(_options_)

# ------------------------

AC_DEFUN([SLIBTOOL_INIT],[

AC_BEFORE([SLIBTOOL_LANG])

AC_REQUIRE([SLIBTOOL_PREREQ])

AC_REQUIRE([_SLIBTOOL_DEFAULTS])

AC_REQUIRE([_SLIBTOOL_SET_FLAVOR])

AC_REQUIRE([_SLIBTOOL_ARGUMENT_HANDLING])

# slibtool: tame legacy early invocation

AC_DEFUN([AC_PROG_LEX])

AC_DEFUN([AM_PROG_LEX])

AC_DEFUN([AC_PROG_RANLIB])

AC_DEFUN([AM_PROG_RANLIB])

# slibtool: package defaults

# ---------------------

slbt_cfg_ifs="${IFS}"

IFS="${PATH_SEPARATOR}${IFS}"

for slbt_opt in $@ ${slibtool_options:-}; do

	case "${slbt_opt}" in

		'shared')

			slibtool_enable_shared_default='yes'

			;;

		'disable-shared')

			slibtool_enable_shared_default='no'

			;;

		'static')

			slibtool_enable_static_default='yes'

			;;

		'disable-static')

			slibtool_enable_static_default='no'

			;;

		'dlopen')

			slibtool_enable_dlopen_default='yes'

			;;

		'disable-dlopen')

			slibtool_enable_dlopen_default='no'

			;;

		'win32-dll')

			slibtool_enable_win32_dll_default='yes'

			;;

		'disable-win32-dll')

			slibtool_enable_win32_dll_default='no'

			;;

		'fast-install')

			slibtool_enable_fast_install_default='yes'

			;;

		'disable-fast-install')

			slibtool_enable_fast_install_default='no'

			;;

		'pic-only')

			slibtool_pic_mode_default='yes'

			;;

		'no-pic')

			slibtool_pic_mode_default='no'

			;;

	esac

done

IFS="${slbt_cfg_ifs}"

unset slbt_cfg_ifs

# slibtool: features and argument handline

# ----------------------------------------

_SLIBTOOL_ARG_ENABLE([shared],[build shared libraries],[slibtool_enable_shared])

_SLIBTOOL_ARG_ENABLE([static],[build static libraries],[slibtool_enable_static])

_SLIBTOOL_ARG_ENABLE([dlopen],[allow -dlopen and -dlpreopen],[slibtool_enable_dlopen])

_SLIBTOOL_ARG_ENABLE([win32-dll],[natively support win32 dll's],[slibtool_enable_win32_dll])

_SLIBTOOL_ARG_ENABLE([fast-install],[optimize for fast installation],[slibtool_enable_fast_install])

_SLIBTOOL_ARG_WITH([pic],[override defaults for pic object usage],[slibtool_pic_mode])

_SLIBTOOL_ARG_WITH([sysroot],[absolute path to the target's sysroot],[slibtool_sysroot])

# slibtool: set flavor

# --------------------

slibtool_set_flavor

LIBTOOL='$(SLIBTOOL)'

SLIBTOOL="${SLIBTOOL} \$(SLIBTOOL_FLAGS)"

AC_SUBST([LIBTOOL])

AC_SUBST([SLIBTOOL])

AC_SUBST([SLIBTOOL_FLAGS])

AC_SUBST([SLIBTOOL_SYSROOT])

])

# SLIBTOOL_LANG(_language_)

# -------------------------

AC_DEFUN([SLIBTOOL_LANG],[

AC_REQUIRE([SLIBTOOL_PREREQ])

# slibtool: SLIBTOOL_LANG(C)

m4_if([$1],[C],[

AC_PROG_CC

AC_PROG_CPP

])

m4_if([$1],[C++],[

# slibtool: SLIBTOOL_LANG(C++)

AC_PROG_CC

AC_PROG_CPP

AC_PROG_CXX

AC_PROG_CXXCPP

])

m4_if([$1],[Fortran 77],[

# slibtool: SLIBTOOL_LANG(Fortran 77)

AC_PROG_FC

AC_PROG_F77

])

])

# produce a backward compatible slibtool.cfg

AC_CONFIG_COMMANDS_PRE(

	AC_CONFIG_FILES(

		[slibtool.cfg:Makefile],

		[rm -f slibtool.cfg || exit 2;]

		[_slibtool="${SLIBTOOL:-slibtool}";]

		[${_slibtool%% *} --mkvars=Makefile --config > slibtool.cfg]))

# optionally create libtool as a symlink to slibtool.sh

AC_CONFIG_COMMANDS_PRE(

	[if [[ -s slibtool.sh ]]; then

		ln -f -s slibtool.sh libtool || exit 2

	fi])

# SLIBTOOL_PREREQ(_version_)

# --------------------------

AC_DEFUN([SLIBTOOL_PREREQ],[

AC_PROG_AWK

AC_PROG_LEX

AC_PROG_SED

AC_PROG_YACC

AC_PROG_AR

AC_PROG_NM

AC_PROG_RANLIB

AC_PROG_LN_S

AC_PROG_MKDIR_P

])

# SLIBTOOL_OUTPUT

# ---------------

AC_DEFUN([SLIBTOOL_OUTPUT],[

_slibtool_cmd="${SLIBTOOL:-slibtool}"

_slibtool_cmd="${_slibtool_cmd%% *}"

_slibtool_aux_dir=$("${_slibtool_cmd}" -print-aux-dir)

cp -p "${_slibtool_aux_dir}/slibtool.sh" 'libtool'

])

# drop-in replacement

# -------------------

AC_DEFUN([LT_INIT],             [SLIBTOOL_INIT($@)])

AC_DEFUN([LT_LANG],             [SLIBTOOL_LANG($@)])

AC_DEFUN([LT_PREREQ],           [SLIBTOOL_PREREQ($@)])

AC_DEFUN([LT_OUTPUT],           [SLIBTOOL_OUTPUT($@)])

AC_DEFUN([AC_PROG_LIBTOOL],     [SLIBTOOL_INIT($@)])

AC_DEFUN([AM_PROG_LIBTOOL],     [SLIBTOOL_INIT($@)])

AC_DEFUN([AC_PROG_AR],          [SLIBTOOL_PROG_AR($@)])

AC_DEFUN([AM_PROG_AR],          [SLIBTOOL_PROG_AR($@)])

AC_DEFUN([AC_PROG_NM],          [SLIBTOOL_PROG_NM($@)])

AC_DEFUN([AM_PROG_NM],          [SLIBTOOL_PROG_NM($@)])

AC_DEFUN([AC_PROG_RANLIB],      [SLIBTOOL_PROG_RANLIB($@)])

AC_DEFUN([AM_PROG_RANLIB],      [SLIBTOOL_PROG_RANLIB($@)])

AC_DEFUN([AC_PROG_LEX],         [SLIBTOOL_PROG_LEX($@)])

AC_DEFUN([AM_PROG_LEX],         [SLIBTOOL_PROG_LEX($@)])

AC_DEFUN([AC_ENABLE_SHARED],    [SLIBTOOL_ENABLE_SHARED($@)])

AC_DEFUN([AM_ENABLE_SHARED],    [SLIBTOOL_ENABLE_SHARED($@)])

AC_DEFUN([AC_ENABLE_STATIC],    [SLIBTOOL_ENABLE_STATIC($@)])

AC_DEFUN([AM_ENABLE_STATIC],    [SLIBTOOL_ENABLE_STATIC($@)])

AC_DEFUN([AC_DISABLE_SHARED],   [SLIBTOOL_DISABLE_SHARED($@)])

AC_DEFUN([AM_DISABLE_SHARED],   [SLIBTOOL_DISABLE_SHARED($@)])

AC_DEFUN([AC_DISABLE_STATIC],   [SLIBTOOL_DISABLE_STATIC($@)])

AC_DEFUN([AM_DISABLE_STATIC],   [SLIBTOOL_DISABLE_STATIC($@)])

AC_DEFUN([LT_LIB_M],            [SLIBTOOL_LFLAG_LIBM($@)])

AC_DEFUN([LT_LIB_DLLOAD],       [SLIBTOOL_LFLAG_LTDL($@)])

# deprecated and no-op macros

# ---------------------------

AC_DEFUN([AC_LIBTOOL_DLOPEN],[])

AC_DEFUN([AC_LIBTOOL_WIN32_DLL],[])

AC_DEFUN([AC_DISABLE_FAST_INSTALL],[])

AC_DEFUN([AC_LIBTOOL_PROG_COMPILER_PIC],[])

AC_DEFUN([LT_PATH_AR],[])

AC_DEFUN([LT_PATH_AS],[])

AC_DEFUN([LT_PATH_LD],[])

AC_DEFUN([LT_PATH_NM],[])

AC_DEFUN([LT_PATH_RANLIB],[])