49beee2361e6a155d6c11574cb8499d5d56eada5
[vpp.git] / src / configure.ac
1 AC_INIT([vpp], [18.10], [vpp-dev@fd.io])
2 LT_INIT
3 AC_CONFIG_AUX_DIR([.])
4 AM_INIT_AUTOMAKE([subdir-objects])
5 AM_SILENT_RULES([yes])
6 AC_CONFIG_FILES([ \
7   Makefile \
8   plugins/Makefile \
9   vpp-api/python/Makefile \
10   vpp-api/java/Makefile \
11   vpp-api/vapi/Makefile \
12   vlib/config.h \
13 ])
14 AC_CONFIG_MACRO_DIR([m4])
15
16 AC_PROG_CC
17 AC_PROG_CPP
18 AM_PROG_AS
19 AM_PROG_LIBTOOL
20 AM_PATH_PYTHON
21
22 AM_CONDITIONAL([CROSSCOMPILE], [test "$cross_compiling" == "yes"])
23
24 ###############################################################################
25 # Macros
26 ###############################################################################
27
28 AC_DEFUN([ENABLE_ARG],
29 [
30   AC_ARG_ENABLE($1,
31     AC_HELP_STRING(patsubst([--enable-$1],[_],[-]), $2),
32     [enable_$1=yes n_enable_$1=1],
33     [enable_$1=no n_enable_$1=0])
34   AM_CONDITIONAL(m4_toupper(ENABLE_$1), test "$enable_$1" = "yes")
35   m4_append([list_of_enabled], [$1], [, ])
36 ])
37
38 AC_DEFUN([DISABLE_ARG],
39 [
40   AC_ARG_ENABLE($1,
41     AC_HELP_STRING(patsubst([--disable-$1],[_],[-]), $2),
42     [enable_$1=no n_enable_$1=0],
43     [enable_$1=yes n_enable_$1=1])
44   AM_CONDITIONAL(m4_toupper(ENABLE_$1), test "$enable_$1" = "yes")
45   m4_append([list_of_enabled], [$1], [, ])
46 ])
47
48 AC_DEFUN([WITH_ARG],
49 [
50   AC_ARG_WITH($1,
51     AC_HELP_STRING(patsubst([--with-$1],[_],[-]), $2),
52     [with_$1=yes n_with_$1=1],
53     [with_$1=no n_with_$1=0])
54   AM_CONDITIONAL(m4_toupper(WITH_$1), test "$with_$1" = "yes")
55   m4_append([list_of_with], [$1], [, ])
56 ])
57
58 AC_DEFUN([WITHOUT_ARG],
59 [
60   AC_ARG_WITH($1,
61     AC_HELP_STRING(patsubst([--without-$1],[_],[-]), $2),
62     [with_$1=no n_with_$1=0],
63     [with_$1=yes n_with_$1=1])
64   AM_CONDITIONAL(m4_toupper(WITH_$1), test "$with_$1" = "yes")
65   m4_append([list_of_with], [$1], [, ])
66 ])
67
68 AC_DEFUN([PLUGIN_ENABLED],
69 [
70    AC_ARG_ENABLE($1_plugin,
71      AC_HELP_STRING([--disable-$1-plugin], [Do not build $1 plugin]),
72        [enable_$1_plugin=no],
73        [enable_$1_plugin=yes ])
74   AM_CONDITIONAL(m4_toupper(ENABLE_$1_PLUGIN), test "$enable_$1_plugin" = "yes")
75   m4_append([list_of_plugins], [$1], [, ])
76 ])
77
78 AC_DEFUN([PLUGIN_DISABLED],
79 [
80    AC_ARG_ENABLE($1_plugin,
81      AC_HELP_STRING([--enable-$1-plugin], [Build $1 plugin]),
82        [enable_$1_plugin=yes ],
83        [enable_$1_plugin=no])
84   AM_CONDITIONAL(m4_toupper(ENABLE_$1_PLUGIN), test "$enable_$1_plugin" = "yes")
85   m4_append([list_of_plugins], [$1], [, ])
86 ])
87
88 AC_DEFUN([PRINT_VAL], [ AC_MSG_RESULT(AC_HELP_STRING($1,$2)) ])
89
90 AC_DEFUN([DPDK_IS_PMD_ENABLED],
91 [
92   AC_MSG_CHECKING([for $1 in rte_config.h])
93   AC_COMPILE_IFELSE(
94     [AC_LANG_PROGRAM(
95       [[#include <rte_config.h>]],
96       [[return RTE_$1;]],
97     )],
98     [with_$2=yes]
99     [AC_MSG_RESULT([yes])],
100     [with_$2=no]
101     [AC_MSG_RESULT([no])]
102   )
103   AM_CONDITIONAL(m4_toupper(WITH_$2), test "$with_$2" = "yes")
104   m4_append_uniq([list_of_with], [$2], [, ])
105 ])
106
107 # Check if compiler supports specific flag
108 AC_DEFUN([CC_CHECK_FLAG],
109 [
110   AC_MSG_CHECKING([if $CC supports $1])
111   AC_LANG_PUSH([C])
112   ac_saved_cflags="$CFLAGS"
113   CFLAGS="-Werror $1"
114   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
115   [cc_flag_check=yes],
116   [cc_flag_check=no]
117 )
118   AC_MSG_RESULT([$cc_flag_check])
119   CFLAGS="$ac_saved_cflags"
120   AC_LANG_POP([C])
121 ])
122
123 # This function deduces the BUILD HOST cache-line size by
124 # inspecting /sys and/or /proc depending on the kernel / arch in use
125 as_fn_log2_cache_line_size_p()
126 {
127   sysfs_cache_path="/sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size"
128   m4_define([read_cache_line_size_from_sysfs], [`head -n 1 $1`])
129   m4_define([read_midr_implementer],
130             [`awk '/implementer/ {print $[]4;exit}' /proc/cpuinfo`])
131   m4_define([read_midr_cpuid],
132             [`awk '/part/ {print $[]4;exit}' /proc/cpuinfo`])
133
134   #Check if sysfs path exists,to ignore warning, else do manual mapping
135   AC_CHECK_FILE($sysfs_cache_path,
136     [
137       cache_line_size=read_cache_line_size_from_sysfs($sysfs_cache_path);
138       if test $cache_line_size = "32"  ; then
139           log2_cache_line_size="5";
140       elif test $cache_line_size = "64"  ; then
141           log2_cache_line_size="6";
142       elif test $cache_line_size = "128"  ; then
143           log2_cache_line_size="7";
144       fi
145       AC_MSG_NOTICE([cache_line_size/log2_cache_line_size deduced as $cache_line_size/$log2_cache_line_size])
146     ],
147     [
148         #Define Implementer Ids here
149         implementer_id_cavium=0x43
150
151         #Define CPU Ids here
152         cpu_id_cavium_thunderx_cn88xx=0x0a1
153         cpu_id_cavium_thunderx2_cn99xx=0x0af
154
155         implementer=read_midr_implementer()
156         cpuid=read_midr_cpuid()
157
158         AC_MSG_CHECKING([for implementerid/cpuid to set log2_cache_line_size])
159
160         # Switch case to map log2_cache_line_size for implementer/cpuid combination.
161         # Default case of Switch sets log2_cache_line_size to 6
162         AS_CASE($implementer,
163               #Switch Case for Cavium SoC's
164               [$implementer_id_cavium],
165                   [AS_CASE($cpuid,
166                       #Only ThunderX2 is 64B. Remaining chips are 128B
167                       [$cpu_id_cavium_thunderx2_cn99xx],
168                             [AC_MSG_RESULT([Cavium/ThunderX2]);log2_cache_line_size=6],
169                       [$cpu_id_cavium_thunderx_cn88xx],
170                             [AC_MSG_RESULT([Cavium/ThunderX]);log2_cache_line_size=7],
171                       [log2_cache_line_size=7;AC_MSG_RESULT([Cavium/OCTEONTx($cpuid)])]
172                    )],
173               #Add implementer specific case here:
174
175               #Default case: 64B for all SoC's
176               [log2_cache_line_size=6;AC_MSG_RESULT([$implementer/$cpuid])]
177         )
178       AC_MSG_NOTICE([log2_cache_line_size deduced as $log2_cache_line_size])
179     ]
180   )
181   echo $log2_cache_line_size
182 }
183
184 ###############################################################################
185 # configure arguments
186 ###############################################################################
187
188 # --enable-X
189 ENABLE_ARG(tests,       [Enable unit tests])
190 ENABLE_ARG(dpdk_shared, [Enable unit tests])
191 ENABLE_ARG(perftool,    [Enable perftool])
192 ENABLE_ARG(g2,          [Enable g2])
193 ENABLE_ARG(dlmalloc,    [Enable dlmalloc])
194
195 # --disable-X
196 DISABLE_ARG(vlib,       [Disable vlib and dependant libs and binaries])
197 DISABLE_ARG(svm,        [Disable svm and dependant libs and binaries])
198 DISABLE_ARG(papi,       [Disable Python API bindings])
199 DISABLE_ARG(japi,       [Disable Java API bindings])
200
201 # --with-X
202
203 # --without-X
204 WITHOUT_ARG(libssl,     [Disable libssl])
205 WITHOUT_ARG(apicli,     [Disable binary api CLI])
206 WITHOUT_ARG(mbedtls,    [Disable mbedtls])
207 WITHOUT_ARG(libnuma,    [for non numa architectures])
208
209 AC_ARG_WITH(log2-cache-line-bytes,
210             AC_HELP_STRING([--with-log2-cache-line-bytes],[Set the cache line size, --with-log2-cache-line-bytes=5|6|7|auto]),
211             [case $with_log2_cache_line_bytes in
212               5 | 6 | 7);;
213               auto) with_log2_cache_line_bytes=`as_fn_log2_cache_line_size_p`;;
214               *) with_log2_cache_line_bytes="CONFIG_ERROR";;
215               esac],
216               [with_log2_cache_line_bytes=`as_fn_log2_cache_line_size_p`])
217
218 AC_ARG_WITH(unix,
219             AC_HELP_STRING([--with-unix],[Compile unix version of clib]),
220             [],
221             [case $host_os in
222               darwin* | linux*) with_unix=yes;;
223               *) with_unix=no;;
224               esac])
225
226 AM_CONDITIONAL(WITH_UNIX, test "$with_unix" = "yes")
227
228 AC_ARG_WITH(pre-data,
229             AC_HELP_STRING([--with-pre-data],[Set buffer rewrite space]),
230             [case $with_pre_data in
231                128) ;;
232                256) ;;
233                *) with_pre_data="pre-data-not-set" ;;
234              esac], [with_pre_data=128])
235
236 AM_CONDITIONAL(ENABLE_DLMALLOC, test "$enable_dlmalloc" = "yes")
237
238 ###############################################################################
239 # Target CPU flags
240 ###############################################################################
241
242 # Check if compiler supports march=core-avx2
243 CC_CHECK_FLAG("-march=core-avx2")
244 AS_IF([test "$cc_flag_check" = yes],
245       [march_core_avx2=yes],
246       [march_core_avx2=no])
247 AM_CONDITIONAL([CC_SUPPORTS_AVX2], [test "$march_core_avx2" = "yes"])
248
249 # Check if compiler supports march=skylake-avx512
250 CC_CHECK_FLAG("-march=skylake-avx512")
251 AS_IF([test "$cc_flag_check" = yes],
252   [march_skylake_avx512=yes],
253   [march_skylake_avx512=no])
254 AM_CONDITIONAL([CC_SUPPORTS_AVX512], [test "$march_skylake_avx512" = "yes"])
255
256 AS_CASE([$host_cpu],
257         [x86_64], [CPU_FLAGS="-march=corei7 -mtune=corei7-avx"],
258         [aarch64], [CPU_FLAGS="-march=armv8-a+crc"],
259         [CPU_FLAGS=""],
260 )
261 AC_SUBST([CPU_FLAGS])
262
263 AC_SUBST([CPU_AVX2_FLAGS],"-march=core-avx2 -mtune=core-avx2")
264 AC_SUBST([CPU_AVX512_FLAGS],"-march=skylake-avx512 -mtune=skylake-avx512")
265
266 AM_CONDITIONAL([CPU_X86_64], [test "$host_cpu" = "x86_64"])
267 AM_CONDITIONAL([CPU_AARCH64], [test "$host_cpu" = "aarch64"])
268
269 ###############################################################################
270 # misc compiler flags
271 ###############################################################################
272
273 CC_CHECK_FLAG("-Wno-address-of-packed-member")
274 AS_IF([test "$cc_flag_check" = yes],
275         [CFLAGS="${CFLAGS} -Wno-address-of-packed-member"], [])
276
277 ###############################################################################
278 # Substitutions and defines
279 ###############################################################################
280
281 AC_SUBST(PRE_DATA_SIZE,         [$with_pre_data])
282 AC_SUBST(LOG2_CACHE_LINE_BYTES, [$with_log2_cache_line_bytes])
283 AC_SUBST(APICLI,                [-DVPP_API_TEST_BUILTIN=${n_with_apicli}])
284 AC_SUBST(DLMALLOC,              [-DUSE_DLMALLOC=${n_enable_dlmalloc}])
285
286 AC_DEFINE_UNQUOTED(DPDK_SHARED_LIB,     [${n_enable_dpdk_shared}])
287 AC_DEFINE_UNQUOTED(WITH_LIBSSL,         [${n_with_libssl}])
288 AC_DEFINE_UNQUOTED(WITH_MBEDTLS,        [${n_with_mbedtls}])
289 AC_DEFINE_UNQUOTED(WITH_LIBNUMA,        [${n_with_libnuma}])
290
291
292 # Silence following noise:
293 # ar: `u' modifier ignored since `D' is the default (see `U')
294 AR_FLAGS=cr
295 AC_SUBST(AR_FLAGS)
296
297 ###############################################################################
298 # Plugins
299 ###############################################################################
300
301 # Please keep alphabetical order
302 PLUGIN_ENABLED(abf)
303 PLUGIN_ENABLED(acl)
304 PLUGIN_ENABLED(avf)
305 PLUGIN_ENABLED(cdp)
306 PLUGIN_ENABLED(dpdk)
307 PLUGIN_ENABLED(flowprobe)
308 PLUGIN_ENABLED(gbp)
309 PLUGIN_ENABLED(gtpu)
310 PLUGIN_ENABLED(igmp)
311 PLUGIN_ENABLED(ila)
312 PLUGIN_ENABLED(ioam)
313 PLUGIN_ENABLED(ixge)
314 PLUGIN_ENABLED(l2e)
315 PLUGIN_ENABLED(lacp)
316 PLUGIN_ENABLED(lb)
317 PLUGIN_ENABLED(mactime)
318 PLUGIN_ENABLED(marvell)
319 PLUGIN_ENABLED(memif)
320 PLUGIN_ENABLED(pppoe)
321 PLUGIN_ENABLED(nat)
322 PLUGIN_ENABLED(map)
323 PLUGIN_ENABLED(srv6ad)
324 PLUGIN_ENABLED(srv6am)
325 PLUGIN_ENABLED(srv6as)
326 PLUGIN_ENABLED(stn)
327 PLUGIN_ENABLED(tlsmbedtls)
328 PLUGIN_ENABLED(tlsopenssl)
329
330 ###############################################################################
331 # Dependency checks
332 ###############################################################################
333 AC_CHECK_FUNC([memfd_create], [AC_DEFINE([HAVE_MEMFD_CREATE], [1], [Define if memfd exists])])
334
335 AM_COND_IF([ENABLE_DPDK_SHARED],
336 [
337   AC_CHECK_HEADERS([rte_config.h],
338     [],
339     [AC_MSG_ERROR([DPDK header files not found])],)
340   AC_CHECK_LIB( [dpdk], [rte_eal_init],
341     [],
342     [AC_MSG_ERROR([DPDK shared library not found])],)
343 ])
344
345 with_aesni_mb_lib=no
346 with_isa_l_crypto_lib=no
347
348 DPDK_IS_PMD_ENABLED(LIBRTE_PMD_AESNI_MB, dpdk_aesni_mb_pmd)
349 DPDK_IS_PMD_ENABLED(LIBRTE_PMD_AESNI_GCM, dpdk_aesni_gcm_pmd)
350
351 AM_COND_IF([WITH_DPDK_AESNI_MB_PMD],
352 [
353   AC_CHECK_LIB([IPSec_MB], [submit_job_sse],
354                [with_aesni_mb_lib=yes],
355                [AC_MSG_ERROR([IPSec_MB library not found])])
356 ])
357
358 AM_COND_IF([WITH_DPDK_AESNI_GCM_PMD],
359 [
360   AC_CHECK_LIB([IPSec_MB], [submit_job_sse],
361     [with_aesni_mb_lib=yes],
362     [AC_MSG_ERROR([IPSec_MB library not found])])
363 ])
364
365 m4_append([list_of_with], [aesni_mb_lib], [, ])
366 AM_CONDITIONAL(WITH_AESNI_MB_LIB, test "$with_aesni_mb_lib" = "yes")
367
368 m4_append([list_of_with], [isa_l_crypto_lib], [, ])
369 AM_CONDITIONAL(WITH_ISA_L_CRYPTO_LIB, test "$with_isa_l_crypto_lib" = "yes")
370
371 AM_COND_IF([ENABLE_G2],
372 [
373   PKG_CHECK_MODULES(g2, gtk+-2.0)
374 ])
375
376 AM_COND_IF([ENABLE_MARVELL_PLUGIN],
377 [
378   AC_CHECK_LIB( [musdk], [pp2_init],
379     [],
380     [
381       AC_MSG_WARN([Marvell MUSDK library with PP2 support not found. Plugin disabled.])
382       enable_marvell_plugin=no
383       AM_CONDITIONAL(ENABLE_MARVELL_PLUGIN, false)
384     ])
385 ])
386
387 AM_COND_IF([WITH_MBEDTLS], [],
388 [
389   AC_MSG_WARN([mbedtls not enabled. Disabling tlsmbedtls plugin])
390   enable_tlsmbedtls_plugin=no
391   AM_CONDITIONAL(ENABLE_TLSMBEDTLS_PLUGIN, false)
392 ])
393
394 AM_COND_IF([ENABLE_TLSMBEDTLS_PLUGIN],
395 [
396   AC_CHECK_HEADERS([mbedtls/ssl.h], [],
397     [
398       AC_MSG_WARN([mbedtls headers not found. TLS engine implementation disabled])
399       enable_tlsmbedtls_plugin=no
400       AM_CONDITIONAL(ENABLE_TLSMBEDTLS_PLUGIN, false)
401     ], [])
402 ])
403
404 AM_COND_IF([WITH_LIBSSL],
405 [
406   AC_CHECK_LIB([ssl -lcrypto], [SSL_set_async_callback],
407     [
408       AC_DEFINE([HAVE_OPENSSL_ASYNC], [1], [Define if new openssl interface exists])
409     ])
410 ],
411 [
412   AC_MSG_WARN([openssl not enabled. Disabling tlsopenssl plugin])
413   enable_tlsopenssl_plugin=no
414   AM_CONDITIONAL(ENABLE_TLSOPENSSL_PLUGIN, false)
415 ])
416
417 ###############################################################################
418 # JAVA
419 ###############################################################################
420
421 AM_COND_IF([ENABLE_JAPI],
422 [
423   AX_VPP_FIND_JDK8
424   AC_SUBST(JAVA_HOME)
425   AC_SUBST(JAVAC)
426   AC_SUBST(JAVAH)
427   AC_SUBST(JAR)
428 ])
429
430 ###############################################################################
431 # PYTHON
432 ###############################################################################
433
434 AM_COND_IF([ENABLE_PAPI],
435 [
436   AM_PATH_PYTHON
437 ])
438
439 ###############################################################################
440 # Output
441 ###############################################################################
442
443 AC_OUTPUT
444
445 AC_MSG_RESULT([==============================================================================])
446 PRINT_VAL([version], $PACKAGE $VERSION)
447 PRINT_VAL([prefix], ${prefix})
448 PRINT_VAL([libdir], ${libdir})
449 PRINT_VAL([includedir], ${includedir})
450 PRINT_VAL([CFLAGS], ${CFLAGS})
451 PRINT_VAL([CPPFLAGS], ${CPPFLAGS})
452 PRINT_VAL([LDFLAGS], ${LDFLAGS})
453 PRINT_VAL([LOG2_CACHE_LINE_BYTES], ${with_log2_cache_line_bytes})
454 PRINT_VAL([DLMALLOC], ${enable_dlmalloc})
455 AM_COND_IF([ENABLE_JAPI],
456 [
457   PRINT_VAL([JAVA_VERSION], ${JAVA_VERSION})
458   PRINT_VAL([JAVA_HOME], ${JAVA_HOME})
459 ])
460
461 AC_MSG_RESULT([])
462 AC_MSG_RESULT([with:])
463 m4_foreach([x], m4_dquote(list_of_with), [
464   AC_MSG_RESULT(AC_HELP_STRING(x, m4_join([], [${with_], x, [}])))
465 ])
466
467 AC_MSG_RESULT([])
468 AC_MSG_RESULT([enabled:])
469 m4_foreach([x], m4_dquote(list_of_enabled), [
470   AC_MSG_RESULT(AC_HELP_STRING(x, m4_join([], [${enable_], x, [}])))
471 ])
472
473 AC_MSG_RESULT([])
474 AC_MSG_RESULT([plugins:])
475 m4_foreach([x], m4_dquote(list_of_plugins), [
476   AC_MSG_RESULT(AC_HELP_STRING(x, m4_join([], [${enable_], x, [_plugin}])))
477 ])
478 AC_MSG_RESULT([==============================================================================])
479
480