1: #
2: # $Id: configure.ac,v 1.36 2025/05/14 12:22:03 snw Exp $
3: # autoconf rules for FreeM
4: #
5: #
6: # Author: Serena Willis <jpw@coherent-logic.com>
7: # Copyright (C) 1998 MUG Deutschland
8: # Copyright (C) 2020, 2025 Coherent Logic Development LLC
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: #
26: # $Log: configure.ac,v $
27: # Revision 1.36 2025/05/14 12:22:03 snw
28: # Further work on shared memory
29: #
30: # Revision 1.35 2025/05/08 12:52:52 snw
31: # Begin development on 0.65.0
32: #
33: # Revision 1.34 2025/05/07 19:03:05 snw
34: # Release 0.65.0-rc0, prepare to begin shared memory rewrite
35: #
36: # Revision 1.33 2025/04/19 01:10:04 snw
37: # Update documentation
38: #
39: # Revision 1.32 2025/04/15 03:42:30 snw
40: # Remove -fno-stack-protector to fix dynamic executable builds on SunCC on Solaris
41: #
42: # Revision 1.31 2025/04/15 03:37:30 snw
43: # Remove -fno-mudflap to fix Solaris builds
44: #
45: # Revision 1.30 2025/04/12 00:54:16 snw
46: # Set -fno-stack-protector and -fno-mudflap where available, and set _FORTIFY_SOURCE to 0 everywhere
47: #
48: # Revision 1.29 2025/04/12 00:42:05 snw
49: # Remove -Wall and all supporting directives
50: #
51: # Revision 1.28 2025/04/11 20:55:47 snw
52: # Disable -Wunused-result where possible
53: #
54: # Revision 1.27 2025/04/10 18:01:34 snw
55: # Further tweaks to the autoconf configuration
56: #
57: # Revision 1.26 2025/04/10 01:24:38 snw
58: # Remove C++ style comments
59: #
60: # Revision 1.25 2025/04/09 21:10:14 snw
61: # Only use -Wno-format-truncation et al when the compiler supports them
62: #
63: # Revision 1.24 2025/04/09 20:06:02 snw
64: # Add macros to check for compiler flags to suppress unavoidable warnings
65: #
66: # Revision 1.23 2025/04/07 23:40:30 snw
67: # Move to 0.65.0-rc0 and prepare to optimize global file lookup
68: #
69: # Revision 1.22 2025/04/07 21:19:38 snw
70: # Release FreeM 0.65.0-rc0
71: #
72: # Revision 1.21 2025/04/04 18:00:00 snw
73: # *** empty log message ***
74: #
75: # Revision 1.20 2025/04/04 12:46:13 snw
76: # Patch Solaris 8 crash and bump version to 0.65.0-rc0
77: #
78: # Revision 1.19 2025/04/04 02:40:32 snw
79: # Release 0.65.0-rc0
80: #
81: # Revision 1.18 2025/04/04 02:12:24 snw
82: # Bump to 0.65.0-rc0 and make sure m_log function is never empty
83: #
84: # Revision 1.17 2025/04/04 01:18:20 snw
85: # Remove vestigial logging code and bump to 0.65.0-rc0
86: #
87: # Revision 1.16 2025/04/03 20:48:14 snw
88: # Improve daemon error diagnostics and bump to 0.65.0-rc0
89: #
90: # Revision 1.15 2025/04/03 15:51:17 snw
91: # Add fmadm man page and apply minor updates to freem man page
92: #
93: # Revision 1.14 2025/04/03 01:41:01 snw
94: # New features frozen; prepare 0.65.0-rc0
95: #
96: # Revision 1.13 2025/03/30 01:36:58 snw
97: # Make it easier to bring back fma_gedit, fix double-free in global handler, limit $CHAR to 7-bit ASCII
98: #
99: # Revision 1.12 2025/03/29 16:50:42 snw
100: # Back to 0.65.0-rc0 as version for development; temp fix for double-free issue in global_dispatch
101: #
102: # Revision 1.11 2025/03/27 03:31:16 snw
103: # Prepare for release of FreeM 0.65.0-rc0
104: #
105: # Revision 1.10 2025/03/23 19:42:18 snw
106: # Back to 0.65.0-rc0 versioning for continued development work
107: #
108: # Revision 1.9 2025/03/23 04:42:33 snw
109: # Prepare for release of FreeM 0.65.0-rc0
110: #
111: # Revision 1.8 2025/03/16 16:08:26 snw
112: # Back on 0.65.0-rc0 versioning for continued development
113: #
114: # Revision 1.7 2025/03/15 03:19:33 snw
115: # Fix broken build and update to 0.65.0-rc0
116: #
117: # Revision 1.6 2025/03/15 02:26:35 snw
118: # Prepare for 0.65.0-rc0 release
119: #
120: # Revision 1.5 2025/03/09 19:14:24 snw
121: # First phase of REUSE compliance and header reformat
122: #
123: #
124: # SPDX-FileCopyrightText: (C) 2025 Coherent Logic Development LLC
125: # SPDX-License-Identifier: AGPL-3.0-or-later
126:
127:
128: AC_INIT([freem],[0.65.0-rc0],[snw@coherent-logic.com])
129: AC_CONFIG_HEADERS([src/config.h])
130: AC_CONFIG_MACRO_DIR([m4])
131:
132: AX_LIB_READLINE
133: ##
134: # The following may be needed once we get back to enabling -Wall -Wextra -pedantic
135: #
136: # AX_CHECK_COMPILE_FLAG([-Wno-format-truncation], [AX_APPEND_FLAG([-Wno-format-truncation])])
137: # AX_CHECK_COMPILE_FLAG([-Wno-format-contains-nul], [AX_APPEND_FLAG([-Wno-format-contains-nul])])
138: # AX_CHECK_COMPILE_FLAG([-Wno-stringop-truncation], [AX_APPEND_FLAG([-Wno-stringop-truncation])])
139: # AX_CHECK_COMPILE_FLAG([-Wno-parentheses], [AX_APPEND_FLAG([-Wno-parentheses])])
140: # AX_CHECK_COMPILE_FLAG([-Wno-pointer-sign], [AX_APPEND_FLAG([-Wno-pointer-sign])])
141: # AX_CHECK_COMPILE_FLAG([-fstack-protector], [AX_APPEND_FLAG([-fstack-protector])])
142:
143: # check for libm
144: AC_CHECK_LIB([m], [powf])
145: AC_CHECK_LIB([m], [pow])
146:
147: AC_CANONICAL_HOST
148: #AX_WITH_CURSES
149:
150: # find out if we need to link with -lsocket and/or -lnsl to get
151: # BSD sockets support
152:
153: AU_ALIAS([LIB_SOCKET_NSL], [AX_LIB_SOCKET_NSL])
154:
155: AC_DEFUN([AX_LIB_SOCKET_NSL],
156: [
157: AC_SEARCH_LIBS([gethostbyname], [nsl])
158: AC_SEARCH_LIBS([socket], [socket], [], [
159: AC_CHECK_LIB([socket], [socket], [LIBS="-lsocket -lnsl $LIBS"],
160: [], [-lnsl])])
161: ])
162:
163: AX_LIB_SOCKET_NSL
164:
165: #
166: # check for getopt.h and getopt_long
167: #
168: AC_CHECK_HEADERS(getopt.h)
169: AC_CHECK_FUNCS([getopt_long])
170:
171: #
172: # bring in X11, X Toolkit, and Motif if --enable-mwapi is passed to configure
173: #
174: AC_ARG_ENABLE([mwapi], AS_HELP_STRING([--enable-mwapi], [Enable MWAPI (OSF/Motif) support (EXPERIMENTAL)]))
175:
176: AS_IF([test "x$enable_mwapi" = "xyes"], [
177: AX_LIB_MOTIF
178: ])
179:
180: # check for wiringPi headers and library linkage for
181: # ^$ZRPI ssv on Raspberry Pi SBCs
182: AC_CHECK_HEADERS(wiringPi.h)
183:
184: AC_DEFUN([AX_LIB_WIRINGPI],
185: [
186: AC_SEARCH_LIBS([wiringPiSetup], [wiringPi], [], [
187: AC_CHECK_LIB([wiringPi], [wiringPiSetup], [LIBS="-lwiringPi $LIBS"],
188: [], [-lwiringPi])])
189: ])
190:
191: AX_LIB_WIRINGPI
192:
193: AC_ENABLE_SHARED
194: AC_DISABLE_STATIC
195: LT_INIT
196: AM_INIT_AUTOMAKE
197: AC_CONFIG_FILES(Makefile src/Makefile doc/Makefile)
198: AC_PROG_CC
199: # AC_PATH_XTRA
200: AC_OUTPUT
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