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| -rw-r--r-- | m4/slibtool.m4 | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/m4/slibtool.m4 b/m4/slibtool.m4 new file mode 100644 index 0000000..47e2797 --- /dev/null +++ b/m4/slibtool.m4 @@ -0,0 +1,265 @@ +############################################################################### +# # +# slibtool.m4: native slibtool integration for autoconf-based projects # +# # +# Copyright (C) 2021 Z. Gilboa # +# # +# 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_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() +{ + enableval="${withval}" + slibtool_arg_enable +} +]) + + +# _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([$0],[SLIBTOOL_INIT]) + +# slibtool: set SLIBTOOL to the default/package-default/user-requested flavor +# --------------------------------------------------------------------------- +slibtool_set_flavor() +{ + case "_${slibtool_enable_shared}_${slibtool_enable_static}" in + '_yes_yes') + SLIBTOOL='dlibtool' + ;; + + '_yes_no') + SLIBTOOL='dlibtool-shared' + ;; + + '_no_yes') + SLIBTOOL='dlibtool-static' + ;; + + '_no_no') + SLIBTOOL='false' + ;; + + *) + SLIBTOOL='false' + ;; + esac + + # drop-in replacement + enable_shared=${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=${slibtool_pic_mode} +} +]) + + +# SLIBTOOL_INIT(_options_) +# ------------------------ +AC_DEFUN([SLIBTOOL_INIT],[ +AC_REQUIRE([_SLIBTOOL_DEFAULTS]) +AC_REQUIRE([_SLIBTOOL_SET_FLAVOR]) +AC_REQUIRE([_SLIBTOOL_ARGUMENT_HANDLING]) + + +# slibtool: package defaults +# --------------------- +slbt_cfg_ifs="${IFS}" +IFS="${PATH_SEPARATOR}${IFS}" + +for slbt_opt in $@; do + case "${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="${slbt_cfg_ifs}" +unset slbt_cfg_ifs + + +# slibtool: features and argument handline +# ---------------------------------------- +_SLIBTOOL_ARG_ENABLE([shared],[build shared libraries],[slibtool_enable_shared]) +_SLIBTOOL_ARG_ENABLE([static],[build static libraries],[slibtool_enable_static]) +_SLIBTOOL_ARG_ENABLE([dlopen],[allow -dlopen and -dlpreopen],[slibtool_enable_dlopen]) +_SLIBTOOL_ARG_ENABLE([win32-dll],[natively support win32 dll's],[slibtool_enable_win32_dll]) +_SLIBTOOL_ARG_ENABLE([fast-install],[optimize for fast installation],[slibtool_enable_fast_install]) +_SLIBTOOL_ARG_WITH([pic],[override defaults for pic object usage],[slibtool_pic_mode]) + + +# slibtool: set flavor +# -------------------- +slibtool_set_flavor +LIBTOOL=${SLIBTOOL} + +AC_SUBST([LIBTOOL]) +AC_SUBST([SLIBTOOL]) +m4_define([SLIBTOOL_INIT]) +]) + + +# SLIBTOOL_PREREQ(_VERSION_) +# -------------------------- +AC_DEFUN([SLIBTOOL_PREREQ],[ +]) + + +# drop-in replacement +# ------------------- +AC_DEFUN([LT_INIT], [SLIBTOOL_INIT($@)]) +AC_DEFUN([LT_PREREQ], [SLIBTOOL_PREREQ($@)]) + +AC_DEFUN([AC_PROG_LIBTOOL], [SLIBTOOL_INIT($@)]) +AC_DEFUN([AM_PROG_LIBTOOL], [SLIBTOOL_INIT($@)]) |