source: configure.in @ 767bd50

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivegetfragoffhelplibtrace4ndag_formatpfringrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 767bd50 was 767bd50, checked in by Daniel Lawson <dlawson@…>, 15 years ago

fixed pcap path so it finds it correctly

  • Property mode set to 100644
File size: 8.7 KB
Line 
1# Process this file with autoconf to produce a configure script.
2AC_INIT(libtrace,2.0.23,[libtrace@wand.net.nz],libtrace)
3AC_CONFIG_SRCDIR(lib/trace.c)
4AM_INIT_AUTOMAKE(libtrace, 2.0.23)
5
6AC_CONFIG_FILES([Makefile lib/Makefile docs/Makefile])
7dnl GNU C library
8dnl AC_GNU_SOURCE
9
10AM_CONFIG_HEADER(config.h)
11#AC_CONFIG_HEADERS([config.h])
12dnl Checks for programs.
13AC_PROG_CC
14AC_PROG_INSTALL
15AC_PROG_LIBTOOL
16
17
18
19# Checks for header files.
20AC_HEADER_STDC
21dnl AC_CHECK_HEADERS(errno.h stdlib.h stdio.h assert.h string.h netinet/in.h assert.h errno.h fcntl.h net/ethernet.h netdb.h pcap.h stdio.h stdlib.h string.h sys/stat.h sys/types.h sys/socket.h sys/un.h unistd.h time.h sys/ioctl.h net/bpf.h pcap.h zlib.h pcap-bpf.h)
22AC_CHECK_HEADERS(pcap.h pcap-int.h pcap-bpf.h net/bpf.h zlib.h sys/limits.h stddef.h inttypes.h limits.h net/ethernet.h )
23
24AC_CHECK_HEADERS(netinet/in.h)
25
26AC_CHECK_HEADER(net/if.h,
27                AC_DEFINE(HAVE_NET_IF_H,1,[We have net/if.h]), [],
28[#include <sys/types.h>
29 #include <sys/socket.h>
30])
31
32
33AC_CHECK_HEADER(netinet/if_ether.h,
34                AC_DEFINE(HAVE_NETINET_IF_ETHER_H,1,[We have netinet/if_ether.h]), [],
35[
36 #include <sys/types.h>
37 #include <sys/socket.h>
38 #include <netinet/in.h>
39 #include <net/if.h>
40])
41
42AC_CHECK_HEADER(net/if_arp.h,
43                AC_DEFINE(HAVE_NET_IF_ARP_H,1,[We have net/if_arp.h]), [],
44[
45 #include <sys/types.h>
46 #include <sys/socket.h>
47 #include <netinet/in.h>
48 #include <net/if.h>
49])
50
51       
52# Checking for the right bpf header to include
53AC_MSG_CHECKING([where the bpf headers are kept])
54echo ""
55bpfh=no
56AC_CHECK_HEADER(pcap-bpf.h,
57        [AC_DEFINE([HAVE_PCAP_BPF_H]) bpfh=pcap-bpf.h])
58if test $bpfh = no; then
59AC_CHECK_HEADER(net/bpf.h,
60        [AC_DEFINE([HAVE_NET_BPF_H]) bpfh=net/bpf.h])
61fi
62
63if test $bpfh = no; then
64  AC_MSG_RESULT([No BPF headers, compiling without support for BPF filters])
65  AC_DEFINE(HAVE_BPF,0,[Conditional for building bpf support])
66  libtrace_bpf=false
67else
68  AC_MSG_RESULT([Using $bpfh])
69  AC_DEFINE(HAVE_BPF,1,[Conditional for building bpf support])
70  libtrace_bpf=true
71fi
72
73
74# Check for various broken functions
75AC_FUNC_MALLOC
76AC_FUNC_REALLOC
77
78# *BSD doesn't have strndup. Currently provide our own.
79AC_REPLACE_FUNCS(strndup)
80
81# Check to see if we have libpcap
82AC_CHECK_LIB(pcap,pcap_open_live,
83             libtrace_pcap=true,
84             libtrace_pcap=false)
85
86if test "$libtrace_pcap" = true; then
87    AC_DEFINE(HAVE_PCAP,1,[Conditional for building PCAP support])
88    ADD_LIBS="$ADD_LIBS  -lpcap"
89else
90    AC_DEFINE(HAVE_PCAP,0,[Conditional for building PCAP support])
91fi     
92
93# Earlier versions of pcap don't have pcap_open_dead. EG: the one OpenBSD
94# ships with. Even Debian Woody is more up to date.
95AC_CHECK_LIB(pcap,pcap_open_dead,
96        have_pcap_open_dead=true,
97        have_pcap_open_dead=false)
98
99if test "$have_pcap_open_dead" = false; then
100        AC_REPLACE_FUNCS(pcap_open_dead)
101fi
102   
103# Versions of libpcap earlier than 0.8 don't have pcap_dump_flush
104AC_CHECK_LIB(pcap,pcap_dump_flush,
105             have_pcap_dump_flush=true,
106             have_pcap_dump_flush=false)
107
108if test "$have_pcap_dump_flush" = false; then
109        AC_REPLACE_FUNCS(pcap_dump_flush)
110fi
111
112# Checks for typedefs, structures, and compiler characteristics.
113AC_C_CONST
114AC_C_INLINE
115AC_C_BIGENDIAN
116AC_TYPE_SIZE_T
117AC_HEADER_TIME
118AC_SYS_LARGEFILE
119
120# Checks for library functions.
121AC_PROG_GCC_TRADITIONAL
122AC_CHECK_FUNCS(socket strdup)
123
124# configure time option for __attribute__((pure))
125test_pure=true
126AC_ARG_WITH(pure,
127            AC_HELP_STRING([--with-pure],
128                           [use __attribute__((pure)) for optimisation]),
129[
130        if test "$withval" = no
131        then
132                test_pure=false
133        else
134                test_pure=true
135        fi
136],[
137        test_pure=true
138])
139
140libtrace_pure=false
141if test "$test_pure" = true; then
142        AC_MSG_CHECKING([if compiler supports __attribute__((pure))])
143        AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
144                           [[#define SIMPLE_FUNCTION __attribute__((pure))]])],
145                [AC_DEFINE(HAVE_ATTR_PURE,1,[define to test for __attribute__((pure)) support]) libtrace_pure=true],
146                [AC_DEFINE(HAVE_ATTR_PURE,0,[define to test for __attribute__((pure)) support]) libtrace_pure=false])
147
148        AC_MSG_RESULT($libtrace_pure)
149fi
150
151# configure time options for man pages
152AC_ARG_WITH(man,
153            AC_HELP_STRING([--with-man],
154                           [install man pages by default]),
155
156             if test "$withval" = yes
157             then
158                     MANPAGES="docs/man/man3/[a-zA-Z]*.3]"
159             else
160                     MANPAGES=""
161             fi
162)
163
164# configure time options for use of DAG cards
165# borrowed from libpcap!
166AC_ARG_WITH(dag,
167            AC_HELP_STRING([--with-dag[=DIR]],
168                           [include DAG support (located in directory DIR, if supplied)]),
169[
170        if test "$withval" = no
171        then
172                want_dag=no
173        elif test "$withval" = yes
174        then
175                want_dag=yes
176                dag_root=/root/dag
177        else
178                want_dag=yes
179                dag_root=$withval
180        fi
181],[
182        #
183        # Use DAG API if present, otherwise don't
184        #
185        want_dag=ifpresent
186        dag_root=/root/dag/
187])
188
189# turn the test part of the next block into a function, so it can be
190# called multiple times for $dag_root, /root/dag, /usr/local/lib
191libtrace_dag=false
192libtrace_dag2_4=false
193if test "$with_dag" != no; then
194        AC_MSG_CHECKING(whether we have DAG API)
195
196        if test -r "$dag_root/lib"; then
197                dag_lib_dir="$dag_root/lib"
198        else
199                dag_lib_dir="$dag_root"
200        fi
201       
202        if test -r "$dag_root/tools" -a -r "$dag_root/include"; then
203                dag_tools_dir="$dag_root/tools"
204                dag_include_dir="$dag_root/include"
205        else
206                dag_tools_dir="$dag_root"
207                dag_include_dir="$dag_root"
208        fi
209
210        if test -r "$dag_include_dir/dagapi.h" -a -r "$dag_lib_dir/libdag.a";
211        then
212                ADD_INCLS="$ADD_INCLS -I $dag_include_dir"
213                ADD_LIBS="$ADD_LIBS -ldag"
214                ADD_LDFLAGS="$ADD_LDFLAGS -L$dag_lib_dir"
215                DAG_TOOLS_DIR=$dag_tools_dir
216                AC_SUBST([DAG_TOOLS_DIR])
217                libtrace_dag=true
218               
219                AC_DEFINE(HAVE_DAG_API, 1, [define if you have a DAG API])
220                AC_DEFINE(HAVE_DAG,1,[conditional for building with DAG support])
221        else
222                if test "$want_dag" = yes; then
223                        AC_MSG_ERROR(DAG API not found under directory $dag_root
224; use --without-dag)
225                fi
226                libtrace_dag=false
227        fi
228        AC_MSG_RESULT($libtrace_dag)
229       
230        AC_MSG_CHECKING(if we are using DAG 2.4)
231        if grep '2.4.' $dag_root/VERSION > /dev/null 2>&1; then
232                libtrace_dag2_4=true
233        else
234                libtrace_dag2_4=false
235        fi
236        AC_MSG_RESULT($libtrace_dag2_4)
237else
238        AC_DEFINE(HAVE_DAG,0,[conditional for building with DAG support])
239fi
240
241AM_CONDITIONAL(HAVE_DAG, test x$libtrace_dag = xtrue)
242AM_CONDITIONAL(DAG2_4, test x$libtrace_dag2_4 = xtrue)
243
244
245# Check for miscellaneous programs
246AC_CHECK_PROG([libtrace_doxygen], [doxygen], [true], [false])
247
248AM_CONDITIONAL(HAS_DOXYGEN, [test x"$libtrace_doxygen" = xtrue])
249
250
251
252
253AC_ARG_WITH([zlib],
254    AC_HELP_STRING([--with-zlib],
255                               [name of zlib library (default is z)]),
256        [ac_cv_use_zlib=$withval],
257    [ac_cv_use_zlib=z])
258
259AC_ARG_WITH([zlib-path],
260    AC_HELP_STRING([--with-zlib-path],
261                   [location of zlib library (default is /usr/lib)]),
262    [ac_cv_use_zlib_path=$withval],
263    [ac_cv_use_zlib_path=/usr/lib])
264
265if test "$ac_cv_use_zlib" != no; then
266    ADD_LIBS="$ADD_LIBS -l$ac_cv_use_zlib"
267   
268    zlib_lib_file="${ac_cv_use_zlib_path}/lib${ac_cv_use_zlib}.so"
269
270    # if the library is in /usr/lib/, then just use AC_CHECK_LIB
271    if test x"${ac_cv_use_zlib_path}" == x"/usr/lib"; then
272            AC_CHECK_LIB(${ac_cv_use_zlib}, gzopen,
273                         have_libzlib=yes,
274                         have_libzlib=no)
275            if test x"{have_libzlib}" == xno; then
276                AC_MSG_NOTICE([Cannot find zlib library $zlib_lib_file.])
277                AC_MSG_ERROR([Exiting]);
278            fi
279    else
280        ADD_LDFLAGS="$ADD_LDFLAGS -L$ac_cv_use_zlib_path"
281        # if it's not in /usr/lib/, check manually. This isn't nice
282        # and will probably break.
283        if test ! -r "$ac_cv_use_zlib_path" -o ! -r "$zlib_lib_file"; then
284                AC_MSG_NOTICE([Cannot find zlib library $zlib_lib_file.])
285                AC_MSG_ERROR([Exiting]);
286        fi
287    fi
288    AC_DEFINE(HAVE_ZLIB,1,[Conditional for building zlib support])
289    libtrace_zlib=true
290else
291    AC_DEFINE(HAVE_ZLIB,0,[Conditional for building zlib support])   
292    libtrace_zlib=false
293fi
294
295
296
297AC_SUBST([ADD_LIBS])
298AC_SUBST([ADD_LDFLAGS])
299AC_SUBST([ADD_INCLS])
300AC_SUBST([LTLIBOBJS])
301AC_SUBST([MANPAGES])
302
303dnl and finally, output our Makefiles
304AC_OUTPUT
305
306function reportopt() {
307        if test x"$2" = xtrue; then
308                AC_MSG_NOTICE([$1: Yes])
309        else
310                AC_MSG_NOTICE([$1: No])
311        fi
312}
313
314reportopt "Compiled with BPF filter support" $libtrace_bpf
315reportopt "Compiled with PCAP support" $libtrace_pcap
316reportopt "Compiled with compressed trace (zlib) support" $libtrace_zlib
317reportopt "Compiled with __attribute__((pure))" $libtrace_pure
318reportopt "Compiled with DAG support (libdag)" $libtrace_dag
319reportopt "Compiled with DAG support (DAG 2.4)" $libtrace_dag2_4
320reportopt "Building man pages/documentation" $libtrace_doxygen
321
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