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root/svn/ircd-hybrid/trunk/acinclude.m4
Revision: 1292
Committed: Sun Feb 12 20:36:27 2012 UTC (12 years, 1 month ago) by michael
Original Path: ircd-hybrid-8/acinclude.m4
File size: 9664 byte(s)
Log Message:
- remove AX_ENABLE_SYSLOG. This is now obsolete with the new logging subsystem

File Contents

# Content
1 dnl Inspired by work Copyright (C) 2006 Luca Filipozzi
2 dnl vim: set fdm=marker sw=2 ts=2 et si:
3 dnl {{{ ax_check_lib_ipv4
4 AC_DEFUN([AX_CHECK_LIB_IPV4],[
5 AC_SEARCH_LIBS([socket],[socket],,[AC_MSG_ERROR([socket library not found])])
6 AC_SEARCH_LIBS([inet_ntoa], [nsl])
7 AC_SEARCH_LIBS([inet_aton], [resolv])
8 AC_CHECK_FUNCS([inet_aton inet_ntop inet_pton])
9 AC_CHECK_TYPES([struct sockaddr_in, struct sockaddr_storage, struct addrinfo],,,[#include <sys/types.h>
10 #include <sys/socket.h>
11 #include <netdb.h>
12 ])
13 AC_CHECK_MEMBERS([struct sockaddr_in.sin_len],,,[#include <sys/types.h>
14 <sys/socket.h>])
15 ])dnl }}}
16 dnl {{{ ax_check_lib_ipv6
17 AC_DEFUN([AX_CHECK_LIB_IPV6],[
18 AC_CHECK_TYPE([struct sockaddr_in6],[AC_DEFINE([IPV6],[1],[Define to 1 if you have IPv6 support.])],,[#include <netinet/in.h>])
19 ])dnl }}}
20 dnl {{{ ax_arg_enable_ioloop_mechanism (FIXME)
21 AC_DEFUN([AX_ARG_ENABLE_IOLOOP_MECHANISM],[
22 dnl {{{ allow the user to specify desired mechanism
23 desired_iopoll_mechanism="none"
24 dnl FIXME need to handle arguments a bit better (see ac_arg_disable_block_alloc)
25 AC_ARG_ENABLE([kqueue], [AC_HELP_STRING([--enable-kqueue], [Force kqueue usage.])], [desired_iopoll_mechanism="kqueue"])
26 AC_ARG_ENABLE([epoll], [AC_HELP_STRING([--enable-epoll], [Force epoll usage.])], [desired_iopoll_mechanism="epoll"])
27 AC_ARG_ENABLE([devpoll],[AC_HELP_STRING([--enable-devpoll],[Force devpoll usage.])],[desired_iopoll_mechanism="devpoll"])
28 AC_ARG_ENABLE([rtsigio],[AC_HELP_STRING([--enable-rtsigio],[Force rtsigio usage.])],[desired_iopoll_mechanism="rtsigio"])
29 AC_ARG_ENABLE([poll], [AC_HELP_STRING([--enable-poll], [Force poll usage.])], [desired_iopoll_mechanism="poll"])
30 AC_ARG_ENABLE([select], [AC_HELP_STRING([--enable-select], [Force select usage.])], [desired_iopoll_mechanism="select"])
31 dnl }}}
32 dnl {{{ preamble
33 AC_MSG_CHECKING([for optimal/desired iopoll mechanism])
34 iopoll_mechanism_none=0
35 AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_NONE],[$iopoll_mechanism_none],[no iopoll mechanism])
36 dnl }}}
37 dnl {{{ check for kqueue mechanism support
38 iopoll_mechanism_kqueue=1
39 AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_KQUEUE],[$iopoll_mechanism_kqueue],[kqueue mechanism])
40 AC_LINK_IFELSE([AC_LANG_FUNC_LINK_TRY([kevent])],[is_kqueue_mechanism_available="yes"],[is_kqueue_mechanism_available="no"])
41 dnl }}}
42 dnl {{{ check for epoll oechanism support
43 iopoll_mechanism_epoll=2
44 AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_EPOLL],[$iopoll_mechanism_epoll],[epoll mechanism])
45 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
46 #include <sys/epoll.h>
47 #include <sys/syscall.h>
48 #if defined(__stub_epoll_create) || defined(__stub___epoll_create) || defined(EPOLL_NEED_BODY)
49 #if !defined(__NR_epoll_create)
50 #if defined(__ia64__)
51 #define __NR_epoll_create 1243
52 #elif defined(__x86_64__)
53 #define __NR_epoll_create 214
54 #elif defined(__sparc64__) || defined(__sparc__)
55 #define __NR_epoll_create 193
56 #elif defined(__s390__) || defined(__m68k__)
57 #define __NR_epoll_create 249
58 #elif defined(__ppc64__) || defined(__ppc__)
59 #define __NR_epoll_create 236
60 #elif defined(__parisc__) || defined(__arm26__) || defined(__arm__)
61 #define __NR_epoll_create 224
62 #elif defined(__alpha__)
63 #define __NR_epoll_create 407
64 #elif defined(__sh64__)
65 #define __NR_epoll_create 282
66 #elif defined(__i386__) || defined(__sh__) || defined(__m32r__) || defined(__h8300__) || defined(__frv__)
67 #define __NR_epoll_create 254
68 #else
69 #error No system call numbers defined for epoll family.
70 #endif
71 #endif
72 _syscall1(int, epoll_create, int, size)
73 #endif
74 ]], [[ return epoll_create(256) == -1 ? 1 : 0 ]])],
75 [is_epoll_mechanism_available="yes"],[is_epoll_mechanism_available="no"])
76 dnl }}}
77 dnl {{{ check for devpoll mechanism support
78 iopoll_mechanism_devpoll=3
79 AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_DEVPOLL],[$iopoll_mechanism_devpoll],[devpoll mechanism])
80 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <devpoll.h>])],[is_devpoll_mechanism_available="yes"],[is_devpoll_mechanism_available="no"])
81 if test "$is_devpoll_mechanism_available" = "yes" ; then
82 AC_DEFINE([HAVE_DEVPOLL_H],[1],[Define to 1 if you have the <devpoll.h> header file.])
83 fi
84 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <sys/devpoll.h>])],[is_devpoll_mechanism_available="yes"],[is_devpoll_mechanism_available="no"])
85 if test "$is_devpoll_mechanism_available" = "yes" ; then
86 AC_DEFINE([HAVE_SYS_DEVPOLL_H],[1],[Define to 1 if you have the <sys/devpoll.h> header file.])
87 fi
88 dnl }}}
89 dnl {{{ check for rtsigio mechanism support
90 iopoll_mechanism_rtsigio=4
91 AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_RTSIGIO],[$iopoll_mechanism_rtsigio],[rtsigio mechanism])
92 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
93 #define _GNU_SOURCE
94 #include <fcntl.h>
95 static unsigned int have_f_setsig = 0;
96 ]], [[
97 #ifdef F_SETSIG
98 have_f_setsig = 1;
99 #endif
100 return have_f_setsig == 0;
101 ]])], [is_rtsigio_mechanism_available="yes"],[is_rtsigio_mechanism_available="no"])
102 dnl }}}
103 dnl {{{ check for poll mechanism support
104 iopoll_mechanism_poll=5
105 AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_POLL],[$iopoll_mechanism_poll],[poll mechanism])
106 AC_LINK_IFELSE([AC_LANG_FUNC_LINK_TRY([poll])],[is_poll_mechanism_available="yes"],[is_poll_mechanism_available="no"])
107 dnl }}}
108 dnl {{{ check for select mechanism support
109 iopoll_mechanism_select=6
110 AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_SELECT],[$iopoll_mechanism_select],[select mechanism])
111 AC_LINK_IFELSE([AC_LANG_FUNC_LINK_TRY([select])],[is_select_mechanism_available="yes"],[is_select_mechanism_available="no"])
112 dnl }}}
113 dnl {{{ determine the optimal mechanism
114 optimal_iopoll_mechanism="none"
115 for mechanism in "kqueue" "epoll" "devpoll" "rtsigio" "poll" "select" ; do # order is important
116 eval "is_optimal_iopoll_mechanism_available=\$is_${mechanism}_mechanism_available"
117 if test "$is_optimal_iopoll_mechanism_available" = "yes" ; then
118 optimal_iopoll_mechanism="$mechanism"
119 break
120 fi
121 done
122 dnl }}}
123 dnl {{{ select between optimal mechanism and desired mechanism (if specified)
124 if test "$desired_iopoll_mechanism" = "none" ; then
125 if test "$optimal_iopoll_mechanism" = "none" ; then
126 AC_MSG_RESULT([none])
127 AC_MSG_ERROR([no iopoll mechanism found!])
128 else
129 selected_iopoll_mechanism=$optimal_iopoll_mechanism
130 AC_MSG_RESULT([$selected_iopoll_mechanism])
131 fi
132 else
133 eval "is_desired_iopoll_mechanism_available=\$is_${desired_iopoll_mechanism}_mechanism_available"
134 if test "$is_desired_iopoll_mechanism_available" = "yes" ; then
135 selected_iopoll_mechanism=$desired_iopoll_mechanism
136 AC_MSG_RESULT([$selected_iopoll_mechanism])
137 else
138 AC_MSG_RESULT([none])
139 AC_MSG_ERROR([desired iopoll mechanism, $desired_iopoll_mechanism, is not available])
140 fi
141 fi
142 dnl }}}
143 dnl {{{ postamble
144 eval "use_iopoll_mechanism=\$iopoll_mechanism_${selected_iopoll_mechanism}"
145 AC_DEFINE_UNQUOTED([USE_IOPOLL_MECHANISM],[$use_iopoll_mechanism],[use this iopoll mechanism])
146 dnl }}}
147 ])dnl }}}
148 dnl {{{ ax_arg_with_topiclen
149 AC_DEFUN([AX_ARG_WITH_TOPICLEN],[
150 AC_ARG_WITH([topiclen],[AC_HELP_STRING([--with-topiclen=<value>],[Set topic length (default 160).])],[topiclen="$withval"],[topiclen="160"])
151 AC_DEFINE_UNQUOTED([TOPICLEN],[($topiclen)],[Length of topics.])
152 ])dnl }}}
153 dnl {{{ ax_arg_with_nicklen
154 AC_DEFUN([AX_ARG_WITH_NICKLEN],[
155 AC_ARG_WITH([nicklen],[AC_HELP_STRING([--with-nicklen=<value>],[Set nickname length (default 9).])],[nicklen="$withval"],[nicklen="9"])
156 AC_DEFINE_UNQUOTED([NICKLEN],[($nicklen+1)],[Length of nicknames.])
157 ])dnl }}}
158 dnl {{{ ax_arg_enable_efnet
159 AC_DEFUN([AX_ARG_ENABLE_EFNET],[
160 AC_ARG_ENABLE([efnet],[AC_HELP_STRING([--enable-efnet],[For IRCDs running on EFnet.])],[efnet="$enableval"],[efnet="no"])
161 if test "$efnet" = "yes" ; then
162 use_efnet="yes"
163 AC_DEFINE([EFNET],[1],[Define to 1 if this server will be an EFnet server.])
164 else
165 use_efnet="no"
166 fi
167 AM_CONDITIONAL([EFNET],[test "$use_efnet" = "yes"])
168 ])dnl }}}
169 dnl {{{ ax_arg_enable_halfops
170 AC_DEFUN([AX_ARG_ENABLE_HALFOPS],[
171 AC_ARG_ENABLE([halfops],[AC_HELP_STRING([--enable-halfops],[Enable halfops support.])],[halfops="$enableval"],[halfops="no"])
172 if test "$halfops" = "yes" ; then
173 AC_DEFINE([HALFOPS],[1],[Define to 1 if you want halfops support.])
174 fi
175 ])dnl }}}
176 dnl {{{ ax_arg_enable_debugging
177 AC_DEFUN([AX_ARG_ENABLE_DEBUGGING],[
178 AC_ARG_ENABLE([debugging],[AC_HELP_STRING([--enable-debugging],[Enable debugging.])],[debugging="$enableval"],[debugging="no"])
179 if test "$debugging" = "yes" ; then
180 AC_DEFINE([DEBUG],[1],[Define to 1 to enable debugging.])
181 CFLAGS="-Wall -g -O0"
182 else
183 AC_DEFINE([NDEBUG],[1],[Define to 1 to disable debugging.])
184 fi
185 ])dnl }}}
186 dnl {{{ ax_arg_enable_warnings
187 AC_DEFUN([AX_ARG_ENABLE_WARNINGS],[
188 AC_ARG_ENABLE([warnings],[AC_HELP_STRING([--enable-warnings],[Enable compiler warnings.])],[warnings="$enableval"],[warnings="no"])
189 if test "$warnings" = "yes" ; then
190 CFLAGS="-Wall -Wextra -Wno-unused -Wcast-qual -Wcast-align -Wbad-function-cast -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wredundant-decls -Wshadow -Wwrite-strings -Wundef"
191 fi
192 ])dnl }}}
193 dnl {{{ ac_define_dir
194 dnl http://autoconf-archive.cryp.to/ac_define_dir.html
195 AC_DEFUN([AC_DEFINE_DIR], [
196 prefix_NONE=
197 exec_prefix_NONE=
198 test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix
199 test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix
200 eval ac_define_dir="\"[$]$2\""
201 eval ac_define_dir="\"$ac_define_dir\""
202 AC_SUBST($1, "$ac_define_dir")
203 AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3])
204 test "$prefix_NONE" && prefix=NONE
205 test "$exec_prefix_NONE" && exec_prefix=NONE
206 ])dnl }}}
207 ]) dnl }}}