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Annotation of freem/configure.ac, revision 1.13

1.1       snw         1: #
1.13    ! snw         2: #   $Id: configure.ac,v 1.12 2025/03/29 16:50:42 snw Exp $
1.1       snw         3: #    autoconf rules for FreeM
                      4: #
                      5: #  
1.4       snw         6: #   Author: Serena Willis <jpw@coherent-logic.com>
1.1       snw         7: #    Copyright (C) 1998 MUG Deutschland
1.5       snw         8: #    Copyright (C) 2020, 2025 Coherent Logic Development LLC
1.1       snw         9: #
                     10: #
                     11: #   This file is part of FreeM.
                     12: #
                     13: #   FreeM is free software: you can redistribute it and/or modify
                     14: #   it under the terms of the GNU Affero Public License as published by
                     15: #   the Free Software Foundation, either version 3 of the License, or
                     16: #   (at your option) any later version.
                     17: #
                     18: #   FreeM is distributed in the hope that it will be useful,
                     19: #   but WITHOUT ANY WARRANTY; without even the implied warranty of
                     20: #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     21: #   GNU Affero Public License for more details.
                     22: #
                     23: #   You should have received a copy of the GNU Affero Public License
                     24: #   along with FreeM.  If not, see <https://www.gnu.org/licenses/>.
                     25: #
1.6       snw        26: #   $Log: configure.ac,v $
1.13    ! snw        27: #   Revision 1.12  2025/03/29 16:50:42  snw
        !            28: #   Back to cvs-current as version for development; temp fix for double-free issue in global_dispatch
        !            29: #
1.12      snw        30: #   Revision 1.11  2025/03/27 03:31:16  snw
                     31: #   Prepare for release of FreeM cvs-current
                     32: #
1.11      snw        33: #   Revision 1.10  2025/03/23 19:42:18  snw
1.12      snw        34: #   Back to cvs-current versioning for continued development work
1.11      snw        35: #
1.10      snw        36: #   Revision 1.9  2025/03/23 04:42:33  snw
1.12      snw        37: #   Prepare for release of FreeM cvs-current
1.10      snw        38: #
1.9       snw        39: #   Revision 1.8  2025/03/16 16:08:26  snw
1.12      snw        40: #   Back on cvs-current versioning for continued development
1.9       snw        41: #
1.8       snw        42: #   Revision 1.7  2025/03/15 03:19:33  snw
1.12      snw        43: #   Fix broken build and update to cvs-current
1.8       snw        44: #
1.7       snw        45: #   Revision 1.6  2025/03/15 02:26:35  snw
1.12      snw        46: #   Prepare for cvs-current release
1.7       snw        47: #
1.6       snw        48: #   Revision 1.5  2025/03/09 19:14:24  snw
                     49: #   First phase of REUSE compliance and header reformat
                     50: #
1.1       snw        51: #
1.5       snw        52: # SPDX-FileCopyrightText:  (C) 2025 Coherent Logic Development LLC
                     53: # SPDX-License-Identifier: AGPL-3.0-or-later
                     54: 
1.1       snw        55: 
1.12      snw        56: AC_INIT([freem],[cvs-current],[snw@coherent-logic.com])
1.1       snw        57: AC_CONFIG_HEADERS([src/config.h])
                     58: AC_CONFIG_MACRO_DIR([m4])
                     59: 
                     60: AX_LIB_READLINE
                     61: 
                     62: # check for libm
                     63: AC_CHECK_LIB([m], [powf])
                     64: AC_CHECK_LIB([m], [pow])
                     65: 
                     66: AC_CANONICAL_HOST
1.13    ! snw        67: #AX_WITH_CURSES
1.1       snw        68: 
                     69: # find out if we need to link with -lsocket and/or -lnsl to get
                     70: # BSD sockets support
                     71: 
                     72: AU_ALIAS([LIB_SOCKET_NSL], [AX_LIB_SOCKET_NSL])
                     73: 
                     74: AC_DEFUN([AX_LIB_SOCKET_NSL],
                     75: [
                     76:         AC_SEARCH_LIBS([gethostbyname], [nsl])
                     77:         AC_SEARCH_LIBS([socket], [socket], [], [
                     78:                 AC_CHECK_LIB([socket], [socket], [LIBS="-lsocket -lnsl $LIBS"],
                     79:                 [], [-lnsl])])
                     80: ])
                     81: 
                     82: AX_LIB_SOCKET_NSL
                     83: 
                     84: #
                     85: # check for getopt.h and getopt_long
                     86: #
                     87: AC_CHECK_HEADERS(getopt.h)
                     88: AC_CHECK_FUNCS([getopt_long])
                     89: 
                     90: #
                     91: # bring in X11, X Toolkit, and Motif if --enable-mwapi is passed to configure
                     92: #
                     93: AC_ARG_ENABLE([mwapi],  AS_HELP_STRING([--enable-mwapi], [Enable MWAPI (OSF/Motif) support (EXPERIMENTAL)]))
                     94: 
                     95: AS_IF([test "x$enable_mwapi" = "xyes"], [
                     96:   AX_LIB_MOTIF
                     97: ]) 
                     98: 
                     99: # check for wiringPi headers and library linkage for
                    100: # ^$ZRPI ssv on Raspberry Pi SBCs
                    101: AC_CHECK_HEADERS(wiringPi.h)
                    102: 
                    103: AC_DEFUN([AX_LIB_WIRINGPI],
                    104: [
                    105:         AC_SEARCH_LIBS([wiringPiSetup], [wiringPi], [], [
                    106:                 AC_CHECK_LIB([wiringPi], [wiringPiSetup], [LIBS="-lwiringPi $LIBS"],
                    107:                 [], [-lwiringPi])])
                    108: ])
                    109: 
                    110: AX_LIB_WIRINGPI
                    111: 
                    112: AC_ENABLE_SHARED
                    113: AC_DISABLE_STATIC
                    114: LT_INIT
                    115: AM_INIT_AUTOMAKE
                    116: AC_CONFIG_FILES(Makefile src/Makefile doc/Makefile)
                    117: AC_PROG_CC
                    118: # AC_PATH_XTRA
                    119: AC_OUTPUT