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root/svn/branches/newio/acinclude.m4
Revision: 1123
Committed: Sun Feb 6 21:57:50 2011 UTC (13 years, 1 month ago) by michael
Original Path: ircd-hybrid-7.3/acinclude.m4
File size: 10785 byte(s)
Log Message:
- Got rid of irc_addrinfo.c and irc_getnameinfo.c
- Fixed broken ipv6 detection due to incorrect use of AC_CHECK_TYPES

File Contents

# User Rev Content
1 stu 908 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 michael 1105 AC_SEARCH_LIBS([inet_ntoa], [nsl])
7     AC_SEARCH_LIBS([inet_aton], [resolv])
8 stu 908 AC_CHECK_FUNCS([inet_aton inet_ntop inet_pton])
9 db 941 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 stu 908 ])dnl }}}
16     dnl {{{ ax_check_lib_ipv6
17     AC_DEFUN([AX_CHECK_LIB_IPV6],[
18 michael 1123 AC_CHECK_TYPE([struct sockaddr_in6],[AC_DEFINE([IPV6],[1],[Define to 1 if you have IPv6 support.])],,[#include <netinet/in.h>])
19 stu 908 ])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],[$iopoll_mechanism_epoll],[epoll mechanism])
45 michael 1106 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
46 stu 908 #include <sys/epoll.h>
47     #include <sys/syscall.h>
48     #if defined(__stub_epoll_create) || defined(__stub___epoll_create) || defined(EPOLL_NEED_BODY)
49     #if !defined(__NR_epoll_create)
50     #if defined(__ia64__)
51     #define __NR_epoll_create 1243
52     #elif defined(__x86_64__)
53     #define __NR_epoll_create 214
54     #elif defined(__sparc64__) || defined(__sparc__)
55     #define __NR_epoll_create 193
56     #elif defined(__s390__) || defined(__m68k__)
57     #define __NR_epoll_create 249
58     #elif defined(__ppc64__) || defined(__ppc__)
59     #define __NR_epoll_create 236
60     #elif defined(__parisc__) || defined(__arm26__) || defined(__arm__)
61     #define __NR_epoll_create 224
62     #elif defined(__alpha__)
63     #define __NR_epoll_create 407
64     #elif defined(__sh64__)
65     #define __NR_epoll_create 282
66     #elif defined(__i386__) || defined(__sh__) || defined(__m32r__) || defined(__h8300__) || defined(__frv__)
67     #define __NR_epoll_create 254
68     #else
69     #error No system call numbers defined for epoll family.
70     #endif
71     #endif
72     _syscall1(int, epoll_create, int, size)
73     #endif
74 michael 1106 ]], [[ return epoll_create(256) == -1 ? 1 : 0 ]])],
75     [is_epoll_mechanism_available="yes"],[is_epoll_mechanism_available="no"])
76 stu 908 dnl }}}
77     dnl {{{ check for devpoll mechanism support
78     iopoll_mechanism_devpoll=3
79     AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_DEVPOLL],[$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],[$iopoll_mechanism_rtsigio],[rtsigio mechanism])
92 michael 1106 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
93     #define _GNU_SOURCE
94 stu 908 #include <fcntl.h>
95 michael 1106 static unsigned int have_f_setsig = 0;
96     ]], [[
97 stu 908 #ifdef F_SETSIG
98 michael 1106 have_f_setsig = 1;
99 stu 908 #endif
100 michael 1106 return have_f_setsig == 0;
101     ]])], [is_rtsigio_mechanism_available="yes"],[is_rtsigio_mechanism_available="no"])
102 stu 908 dnl }}}
103     dnl {{{ check for poll mechanism support
104     iopoll_mechanism_poll=5
105     AC_DEFINE_UNQUOTED([__IOPOLL_MECHANISM_POLL],[$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 michael 1015 AC_DEFINE_UNQUOTED([TOPICLEN],[($topiclen)],[Length of topics.])
152 stu 908 ])dnl }}}
153     dnl {{{ ax_arg_with_nicklen
154     AC_DEFUN([AX_ARG_WITH_NICKLEN],[
155     AC_ARG_WITH([nicklen],[AC_HELP_STRING([--with-nicklen=<value>],[Set nickname length (default 9).])],[nicklen="$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 michael 1017 CFLAGS="-Wall -g -O0"
182 stu 908 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 michael 1013 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 stu 908 fi
192     ])dnl }}}
193     dnl {{{ ax_arg_enable_syslog
194     AC_DEFUN([AX_ARG_ENABLE_SYSLOG],[
195     AC_CHECK_HEADERS([syslog.h sys/syslog.h])
196     AC_ARG_ENABLE([syslog],[AC_HELP_STRING([--enable-syslog="EVENTS"],[Enable syslog for events: users oper (space separated in quotes; default: disabled).])],[syslog="$enableval"],[syslog="no"])
197     if test "$enableval" != "no" ; then
198     for option in $enableval ; do
199     case "$option" in
200     users) AC_DEFINE([SYSLOG_USERS],[1],[Send user log stuff to syslog.]) ;;
201     oper) AC_DEFINE([SYSLOG_OPER],[1],[Send oper log stuff to syslog.]) ;;
202     yes) : ;;
203     *) AC_MSG_ERROR([invalid value for --enable-syslog: $option]) ;;
204     esac
205     done
206     AC_DEFINE([USE_SYSLOG],[1],[Define to 1 if you want to use syslog.])
207     fi
208     ])dnl }}}
209     dnl {{{ ax_arg_with_syslog_facility
210     AC_DEFUN([AX_ARG_WITH_SYSLOG],[
211     AC_ARG_WITH([syslog-facility],[AC_HELP_STRING([--with-syslog-facility=LOG],[Define the syslog facility to use (default: LOG_LOCAL4)])],[syslog_facility="$withval"],[syslog_facility="LOG_LOCAL4"])
212     AC_DEFINE_UNQUOTED([LOG_FACILITY],[$syslog_facility],[Set to syslog facility to use.])
213     ])dnl }}}
214     dnl {{{ ac_define_dir
215     dnl http://autoconf-archive.cryp.to/ac_define_dir.html
216     AC_DEFUN([AC_DEFINE_DIR], [
217     prefix_NONE=
218     exec_prefix_NONE=
219     test "x$prefix" = xNONE && prefix_NONE=yes && prefix=$ac_default_prefix
220     test "x$exec_prefix" = xNONE && exec_prefix_NONE=yes && exec_prefix=$prefix
221     eval ac_define_dir="\"[$]$2\""
222     eval ac_define_dir="\"$ac_define_dir\""
223     AC_SUBST($1, "$ac_define_dir")
224     AC_DEFINE_UNQUOTED($1, "$ac_define_dir", [$3])
225     test "$prefix_NONE" && prefix=NONE
226     test "$exec_prefix_NONE" && exec_prefix=NONE
227     ])dnl }}}
228     ]) dnl }}}