Rename PLUGINSDIR to BABELTRACE_PLUGINS_DIR and enable it
[babeltrace.git] / configure.ac
1 dnl Process this file with autoconf to produce a configure script.
2 dnl
3 dnl Copyright (c) 2017 EfficiOS, Inc.
4 dnl
5 dnl Permission is hereby granted, free of charge, to any person obtaining a copy
6 dnl of this software and associated documentation files (the "Software"), to deal
7 dnl in the Software without restriction, including without limitation the rights
8 dnl to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 dnl copies of the Software, and to permit persons to whom the Software is
10 dnl furnished to do so, subject to the following conditions:
11 dnl
12 dnl The above copyright notice and this permission notice shall be included in
13 dnl all copies or substantial portions of the Software.
14 dnl
15 dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 dnl AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 dnl OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 dnl SOFTWARE.
22
23 ## ##
24 ## Autoconf base setup ##
25 ## ##
26
27 AC_PREREQ([2.50])
28
29 m4_define([bt_version_major], [2])
30 m4_define([bt_version_minor], [0])
31 m4_define([bt_version_patch], [0])
32 m4_define([bt_version_extra], [-pre5])
33 m4_define([bt_version], bt_version_major[.]bt_version_minor[.]bt_version_patch[]bt_version_extra)
34
35 AC_INIT([babeltrace], bt_version, [jeremie dot galarneau at efficios dot com], [], [https://efficios.com/babeltrace/])
36
37 # Following the numbering scheme proposed by libtool for the library version
38 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
39 m4_define([bt_lib_version_current], [0])
40 m4_define([bt_lib_version_revision], [0])
41 m4_define([bt_lib_version_age], [0])
42 m4_define([bt_lib_version], bt_lib_version_current[:]bt_lib_version_revision[:]bt_lib_version_age)
43
44 AC_SUBST([BABELTRACE_LIBRARY_VERSION], bt_lib_version)
45
46 AC_CONFIG_HEADERS([src/common/config.h])
47 AC_CONFIG_AUX_DIR([config])
48 AC_CONFIG_MACRO_DIR([m4])
49 AC_REQUIRE_AUX_FILE([tap-driver.sh])
50
51 AC_DEFINE([BT_VERSION_MAJOR], bt_version_major, [Babeltrace major version])
52 AC_DEFINE([BT_VERSION_MINOR], bt_version_minor, [Babeltrace minor version])
53 AC_DEFINE([BT_VERSION_PATCH], bt_version_patch, [Babeltrace patch version])
54 AC_DEFINE([BT_VERSION_EXTRA], ["]bt_version_extra["], [Babeltrace extra version])
55
56 AC_CANONICAL_TARGET
57 AC_CANONICAL_HOST
58
59
60 ## ##
61 ## Automake base setup ##
62 ## ##
63
64 AM_INIT_AUTOMAKE([foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc])
65 AM_MAINTAINER_MODE([enable])
66
67 # Enable silent rules if available (Introduced in AM 1.11)
68 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
69
70
71 ## ##
72 ## OS specific defaults ##
73 ## ##
74
75 MINGW32=no
76 DEFAULT_ENABLE_DEBUG_INFO=yes
77 LT_NO_UNDEFINED=""
78 AS_CASE([$host_os],
79 [solaris*|darwin*],
80 [
81 DEFAULT_ENABLE_DEBUG_INFO=no
82 ],
83 [cygwin*],
84 [
85 DEFAULT_ENABLE_DEBUG_INFO=no
86 LT_NO_UNDEFINED="-no-undefined"
87 ],
88 [mingw*],
89 [
90 MINGW32=yes
91 DEFAULT_ENABLE_DEBUG_INFO=no
92 LT_NO_UNDEFINED="-no-undefined"
93 ]
94 )
95
96 AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
97 AC_SUBST(LT_NO_UNDEFINED)
98
99
100 ## ##
101 ## C compiler checks ##
102 ## ##
103
104 AC_USE_SYSTEM_EXTENSIONS
105 AC_SYS_LARGEFILE
106
107 # Choose the c compiler
108 AC_PROG_CC
109
110 # Make sure the c compiler supports C99
111 AC_PROG_CC_C99([], [AC_MSG_ERROR([The compiler does not support C99])])
112
113 # Make sure the c compiler supports __attributes__
114 AX_C___ATTRIBUTE__
115 AS_IF([test "x$ax_cv___attribute__" != "xyes"],
116 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
117
118 # Make sur we have pthread support
119 AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
120
121 # Checks for typedefs, structures, and compiler characteristics.
122 AC_C_INLINE
123 AC_C_TYPEOF
124 AC_TYPE_PID_T
125 AC_TYPE_SIZE_T
126 AC_TYPE_INT16_T
127 AC_TYPE_INT32_T
128 AC_TYPE_INT64_T
129 AC_TYPE_INT8_T
130 AC_TYPE_OFF_T
131 AC_TYPE_SSIZE_T
132 AC_TYPE_UINT16_T
133 AC_TYPE_UINT32_T
134 AC_TYPE_UINT64_T
135 AC_TYPE_UINT8_T
136 AC_CHECK_TYPES([ptrdiff_t])
137
138
139 ## ##
140 ## Header checks ##
141 ## ##
142
143 AC_HEADER_STDBOOL
144 AC_CHECK_HEADERS([ \
145 fcntl.h \
146 float.h \
147 ftw.h \
148 libintl.h \
149 limits.h \
150 malloc.h \
151 netdb.h \
152 netinet/in.h \
153 stddef.h \
154 sys/socket.h \
155 sys/time.h
156 ])
157
158
159 ## ##
160 ## Linker checks ##
161 ## ##
162
163 # Check if the linker supports no-as-needed
164 AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
165 AC_SUBST([LD_NO_AS_NEEDED])
166
167 # Check if the linker supports whole-archive
168 AX_CHECK_LINK_FLAG([-Wl,--whole-archive,--no-whole-archive],
169 [
170 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,--whole-archive,])
171 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [,--no-whole-archive])
172 ],[
173 # Fallback to force_load for the macOS linker
174 AX_CHECK_LINK_FLAG([-Wl,-force_load],
175 [
176 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,-force_load,])
177 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [])
178 ],[
179 AC_MSG_WARN([Can't find a linker option to force the inclusion of the static plugin archive objects.])
180 ]
181 )
182 ]
183 )
184
185 # Initialize and configure libtool
186 LT_INIT([win32-dll])
187
188
189 ## ##
190 ## Programs checks ##
191 ## ##
192
193 AC_PROG_MAKE_SET
194 AC_PROG_MKDIR_P
195 AC_PROG_LN_S
196
197 # set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
198 # is not distributed in tarballs
199 AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
200 AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
201
202 # check for bison
203 AC_PROG_YACC
204 AX_PROG_BISON_VERSION([2.4], [have_bison=yes])
205
206 AS_IF([test "x$have_bison" != "xyes"], [
207 AS_IF([test "x$in_git_repo" = "xyes"], [
208 AC_MSG_FAILURE([dnl
209 Bison >= 2.4 is required when building from the Git repository. You can
210 set the YACC variable to override automatic detection.
211 ])
212 ], [
213 AC_MSG_WARN([dnl
214 Missing Bison >= 2.4. Note that the parser files are already built in
215 this distribution tarball, so Bison is only needed if you intend to
216 modify their sources. You can set the YACC variable to override automatic
217 detection.
218 ])
219 ])
220 ])
221 AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
222
223 # check for flex
224 AC_PROG_LEX
225 AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
226
227 AS_IF([test "x$have_flex" != "xyes"], [
228 AS_IF([test "x$in_git_repo" = "xyes"], [
229 AC_MSG_FAILURE([dnl
230 Flex >= 2.5.35 is required when building from the Git repository. You can
231 set the LEX variable to override automatic detection.
232 ])
233 ], [
234 AC_MSG_WARN([dnl
235 Missing Flex >= 2.5.35. Note that the lexer files are already built in
236 this distribution tarball, so Flex is only needed if you intend to
237 modify their sources. You can set the LEX variable to override automatic
238 detection.
239 ])
240 ])
241 ])
242 AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
243
244
245 ## ##
246 ## Library checks ##
247 ## ##
248
249 # Check what libraries are required on this platform to link sockets programs.
250 AX_LIB_SOCKET_NSL
251
252 # Check for glib >= 2.22 with gmodule support
253 AM_PATH_GLIB_2_0([2.22.0], [],
254 AC_MSG_ERROR([glib >= 2.22 is required - download it from ftp://ftp.gtk.org/pub/gtk]),
255 [gmodule-no-export]
256 )
257
258 # Checks for library functions.
259 AC_FUNC_ALLOCA
260 AC_FUNC_FORK
261 AC_FUNC_MKTIME
262 AC_FUNC_MMAP
263 AC_FUNC_STRERROR_R
264 AC_FUNC_STRNLEN
265 AC_CHECK_FUNCS([ \
266 atexit \
267 dup2 \
268 ftruncate \
269 gethostbyname \
270 gettimeofday \
271 localtime_r \
272 memchr \
273 memset \
274 mkdir \
275 mkdtemp \
276 munmap \
277 rmdir \
278 setenv \
279 socket \
280 strchr \
281 strdup \
282 strerror \
283 strndup \
284 strnlen \
285 strrchr \
286 strstr \
287 strtoul \
288 strtoull \
289 tzset \
290 ])
291
292 # AC_FUNC_MALLOC causes problems when cross-compiling.
293 #AC_FUNC_MALLOC
294 #AC_FUNC_REALLOC
295
296 # Check for fmemopen
297 AC_CHECK_LIB([c], [fmemopen],
298 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])]
299 )
300
301 # Check for open_memstream
302 AC_CHECK_LIB([c], [open_memstream],
303 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])]
304 )
305
306 # Check for posix_fallocate
307 AC_CHECK_LIB([c], [posix_fallocate],
308 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])]
309 )
310
311 # Check libpopt
312 PKG_CHECK_MODULES([POPT], [popt],
313 [
314 dnl PKG_CHECK_MODULES defines POPT_LIBS
315 ],
316 [
317 AC_MSG_WARN([pkg-config was unable to find a valid .pc for libpopt. Set PKG_CONFIG_PATH to specify the pkgconfig configuration file location])
318 AC_MSG_WARN([Finding libpopt without pkg-config.])
319 AC_CHECK_LIB([popt],
320 [poptGetContext],
321 [POPT_LIBS="-lpopt"],
322 [
323 AC_MSG_FAILURE([Cannot find libpopt. Either set PKG_CONFIG_PATH to the configuration file location or use LDFLAGS=-Ldir to specify the library location])
324 ]
325 )
326 ]
327 )
328 AC_SUBST(POPT_LIBS)
329
330
331 ## ##
332 ## User variables ##
333 ## ##
334
335 AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for Python, bypassing python-config])
336 AC_ARG_VAR([PYTHON_LDFLAGS], [Linker flags for Python, bypassing python-config])
337 AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
338
339 # BABELTRACE_PLUGINS_DIR: Plugins directory
340 AC_ARG_VAR([BABELTRACE_PLUGINS_DIR], [built-in plugins install directory [LIBDIR/babeltrace2/plugins]])
341 AS_IF([test "x$BABELTRACE_PLUGINS_DIR" = x], [BABELTRACE_PLUGINS_DIR='${libdir}/babeltrace2/plugins'])
342
343 # BABELTRACE_MINIMAL_LOG_LEVEL:
344 AC_ARG_VAR([BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level for Babeltrace program, library, and plugins (TRACE, DEBUG (default), or INFO)])
345 AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = x], [BABELTRACE_MINIMAL_LOG_LEVEL="DEBUG"])
346 AS_IF([test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "TRACE" && \
347 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "DEBUG" && \
348 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "INFO"],
349 [AC_MSG_ERROR([Invalid BABELTRACE_MINIMAL_LOG_LEVEL value ($BABELTRACE_MINIMAL_LOG_LEVEL): use TRACE, DEBUG, or INFO.])]
350 )
351 AC_DEFINE_UNQUOTED([BT_MINIMAL_LOG_LEVEL], [BT_LOG_$BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level])
352
353 # BABELTRACE_DEV_MODE:
354 AC_ARG_VAR([BABELTRACE_DEV_MODE], [Set to 1 to enable the Babeltrace developer mode (enables run-time checks for plugin developers)])
355 AS_IF([test "x$BABELTRACE_DEV_MODE" = x1], [
356 AC_DEFINE([BT_DEV_MODE], 1, [Babeltrace developer mode])
357 ], [BABELTRACE_DEV_MODE=0])
358
359 # BABELTRACE_DEBUG_MODE:
360 AC_ARG_VAR([BABELTRACE_DEBUG_MODE], [Set to 1 to enable the Babeltrace debug mode (enables internal assertions for Babeltrace maintainers)])
361 AS_IF([test "x$BABELTRACE_DEBUG_MODE" = x1], [
362 AC_DEFINE([BT_DEBUG_MODE], 1, [Babeltrace debug mode])
363 ], [BABELTRACE_DEBUG_MODE=0])
364
365
366 ## ##
367 ## Optionnal features selection ##
368 ## ##
369
370 # Python bindings
371 # Disabled by default
372 AC_ARG_ENABLE([python-bindings],
373 [AC_HELP_STRING([--enable-python-bindings], [build the Python bindings])],
374 [], dnl AC_ARG_ENABLE will fill enable_python_bindings with the user choice
375 [enable_python_bindings=no]
376 )
377
378 # Python bindings documentation
379 # Disabled by default
380 AC_ARG_ENABLE([python-bindings-doc],
381 [AC_HELP_STRING([--enable-python-bindings-doc], [build the Python bindings documentation])],
382 [], dnl AC_ARG_ENABLE will fill enable_python_bindings_doc with the user choice
383 [enable_python_bindings_doc=no]
384 )
385
386 # Python plugins
387 # Disabled by default
388 AC_ARG_ENABLE([python-plugins],
389 [AC_HELP_STRING([--enable-python-plugins], [enable the Python plugins support for the library and converter])],
390 [], dnl AC_ARG_ENABLE will fill enable_python_plugins with the user choice
391 [enable_python_plugins=no]
392 )
393
394 # Debug info
395 # Enabled by default, except on some platforms
396 AC_ARG_ENABLE([debug-info],
397 [AC_HELP_STRING([--disable-debug-info], [disable the debug info support (default on macOS, Solaris and Windows)])],
398 [], dnl AC_ARG_ENABLE will fill enable_debug_info with the user choice
399 [enable_debug_info="$DEFAULT_ENABLE_DEBUG_INFO"]
400 )
401
402 # API documentation
403 # Disabled by default
404 AC_ARG_ENABLE([api-doc],
405 [AC_HELP_STRING([--enable-api-doc], [build the HTML API documentation])],
406 [enable_api_doc=$enableval],
407 [enable_api_doc=no]
408 )
409
410 # Built-in plugins
411 # Disabled by default
412 AC_ARG_ENABLE([built-in-plugins],
413 [AC_HELP_STRING([--enable-built-in-plugins], [Statically-link in-tree plug-ins into the babeltrace2 executable])],
414 [], dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
415 [enable_built_in_plugins=no]
416 )
417
418 # Built-in python plugin support
419 # Disabled by default
420 AC_ARG_ENABLE([built-in-python-plugin-support],
421 [AC_HELP_STRING([--enable-built-in-python-plugin-support], [Statically-link Python plugin support into the babeltrace library])],
422 [], dnl AC_ARG_ENABLE will fill enable_built_in_python_plugin_support with the user choice
423 [enable_built_in_python_plugin_support=no]
424 )
425
426 # Man pages
427 # Enabled by default
428 AC_ARG_ENABLE([man-pages],
429 [AS_HELP_STRING([--disable-man-pages], [Do not build and install man pages (already built in a distributed tarball])],
430 [], dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
431 [enable_man_pages=yes]
432 )
433
434
435 # Set automake variables for optionnal feature conditionnals in Makefile.am
436 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], [test "x$enable_python_bindings" = xyes])
437 AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS_DOC], [test "x$enable_python_bindings_doc" = xyes])
438 AM_CONDITIONAL([ENABLE_PYTHON_PLUGINS], [test "x$enable_python_plugins" = xyes])
439 AM_CONDITIONAL([ENABLE_DEBUG_INFO], [test "x$enable_debug_info" = xyes])
440 AM_CONDITIONAL([ENABLE_API_DOC], [test "x$enable_api_doc" = xyes])
441 AM_CONDITIONAL([ENABLE_BUILT_IN_PLUGINS], [test "x$enable_built_in_plugins" = xyes])
442 AM_CONDITIONAL([ENABLE_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [test "x$enable_built_in_python_plugin_support" = xyes])
443 AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$enable_man_pages" = xyes])
444 AM_CONDITIONAL([HAVE_PYTHON], [test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes])
445
446 # Set defines for optionnal features conditionnals in the source code
447
448 ## jgalar: still used?
449 AS_IF([test "x$enable_python_plugins" = xyes],
450 [AC_DEFINE([PYTHON_PLUGINS], [1], [Python plugin support.])]
451 )
452
453 AS_IF([test "x$enable_debug_info" = xyes],
454 [AC_DEFINE([ENABLE_DEBUG_INFO], [1], [Define to 1 if you enable the 'debug info' feature])]
455 )
456
457 AS_IF([test "x$enable_built_in_plugins" = xyes],
458 [AC_DEFINE([BT_BUILT_IN_PLUGINS], [1], [Define to 1 to register plug-in attributes in static executable sections])]
459 )
460
461 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
462 [AC_DEFINE([BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [1], [Define to 1 to register plug-in attributes in static executable sections])]
463 )
464
465 AS_IF([test "x$enable_debug_info" = xyes],
466 [ENABLE_DEBUG_INFO_VAL=1],
467 [ENABLE_DEBUG_INFO_VAL=0]
468 )
469
470 AC_SUBST([ENABLE_DEBUG_INFO_VAL])
471
472
473 # Check for conflicting optional features user choices
474
475 AS_IF([test "x$enable_python_bindings" = xno],
476 [
477 AS_IF([test "x$enable_python_bindings_doc" = xyes], [AC_MSG_ERROR([--enable-python-bindings-doc was specified without --enable-python-bindings])])
478 ]
479 )
480
481 AS_IF([test "x$enable_built_in_plugins" = xyes],
482 [
483 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
484 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle plug-ins in the babeltrace2 executable)])
485 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle plug-ins in the babeltrace2 executable)])
486 ]
487 )
488
489 AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
490 [
491 AS_IF([test "x$enable_python_plugins" = xno], [AC_MSG_ERROR([--enable-python-plugins must be used to bundle Python plugin support in the babeltrace2 executable])])
492 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
493 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle Python plugin support in the babeltrace2 executable)])
494 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle Python plugin support in the babeltrace2 executable)])
495 ]
496 )
497
498
499 # Check for optionnal features dependencies
500
501 AS_IF([test "x$enable_python_bindings" = xyes],
502 [AX_PKG_SWIG(2.0.0, [], [AC_MSG_ERROR([SWIG 2.0.0 or newer is required to build the python bindings])])]
503 )
504
505 AS_IF([test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes],
506 [
507 AM_PATH_PYTHON([3.0], [], [AC_MSG_ERROR(Python 3 is not available or is not the default Python interpreter on your system. See the README file to learn how to override your distribution's default Python interpreter.)])
508
509 AM_PATH_PYTHON_MODULES([PYTHON])
510 # pythondir is the path where extra modules are to be installed
511 pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
512 # pyexecdir is the path that contains shared objects used by the extra modules
513 pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
514 AS_IF([test -z "$PYTHON_INCLUDE"], [
515 AS_IF([test -z "$PYTHON_CONFIG"], [
516 AC_PATH_PROGS([PYTHON_CONFIG],
517 [python$PYTHON_VERSION-config python-config],
518 [no],
519 [`dirname $PYTHON`])
520 AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Is python-dev installed?])])
521 ])
522 AC_MSG_CHECKING([Python include flags])
523 PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
524 AC_MSG_RESULT([$PYTHON_INCLUDE])
525 ])
526 AS_IF([test -z "$PYTHON_LDFLAGS"], [
527 AS_IF([test -z "$PYTHON_CONFIG"], [
528 AC_PATH_PROGS([PYTHON_CONFIG],
529 [python$PYTHON_VERSION-config python-config],
530 [no],
531 [`dirname $PYTHON`])
532 AS_IF([test "$PYTHON_CONFIG" = no], [AC_MSG_ERROR([cannot find python-config for $PYTHON. Is python-dev installed?])])
533 ])
534 AC_MSG_CHECKING([Python library flags])
535 PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags`
536 AC_MSG_RESULT([$PYTHON_LDFLAGS])
537 ])
538 ]
539 )
540
541 AS_IF([test "x$enable_python_bindings_doc" = xyes],
542 [
543 AM_CHECK_PYTHON_SPHINX([PYTHON])
544 AS_IF([test "x$PYTHON_SPHINX_EXISTS" = xno],
545 [AC_MSG_ERROR([The Sphinx package for Python 3 is required to build the Python bindings documentation])]
546 )
547 ]
548 )
549
550 AS_IF([test "x$enable_debug_info" = xyes],
551 [
552 # Check if libelf and libdw are present
553 AC_CHECK_LIB([elf], [elf_version], [:], [AC_MSG_ERROR(Missing libelf (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
554 AC_CHECK_LIB([dw], [dwarf_begin], [:], [AC_MSG_ERROR(Missing libdw (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
555 BT_LIB_ELFUTILS([0], [154], [:], [AC_MSG_ERROR(elfutils >= 0.154 is required to use the debug info feature. You can disable this feature using --disable-debug-info.)])
556 ELFUTILS_LIBS="-lelf -ldw"
557 ]
558 )
559 AC_SUBST([ELFUTILS_LIBS])
560
561 AS_IF([test "x$enable_api_doc" = "xyes"],
562 [
563 DX_DOXYGEN_FEATURE(ON)
564 DX_DOT_FEATURE(OFF)
565 DX_HTML_FEATURE(ON)
566 DX_CHM_FEATURE(OFF)
567 DX_CHI_FEATURE(OFF)
568 DX_MAN_FEATURE(OFF)
569 DX_RTF_FEATURE(OFF)
570 DX_XML_FEATURE(OFF)
571 DX_PDF_FEATURE(OFF)
572 DX_PS_FEATURE(OFF)
573 DX_INIT_DOXYGEN([Babeltrace], [$(srcdir)/Doxyfile], [output])
574 AS_IF([test -z "$DX_DOXYGEN"],
575 [AC_MSG_ERROR([You need doxygen to enable the API documentation])]
576 )
577 ]
578 )
579
580 have_asciidoc_xmlto=no
581 warn_prebuilt_man_pages=no
582
583 AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
584 AC_PATH_PROG([XMLTO], [xmlto], [no])
585
586 AS_IF([test "x$enable_man_pages" = "xyes"], [
587 AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
588 AS_IF([test "x$in_git_repo" = "xyes"], [
589 # this is an error because we're in the Git repo, which
590 # means the man pages are not already generated for us,
591 # thus asciixmlto are required because we were asked
592 # to build the man pages
593 AC_MSG_ERROR([
594 You need asciidoc and xmlto to build the Babeltrace man pages. Use
595 --disable-man-pages to disable building the man pages, in which case
596 they will not be installed.
597 ])
598 ], [
599 # only warn here: since we're in the tarball, the man
600 # pages should already be generated at this point, thus
601 # asciidoc/xmlto are not strictly required
602 warn_prebuilt_man_pages=yes
603 ])
604 ], [
605 have_asciidoc_xmlto=yes
606 ])
607 ])
608
609 # export AsciiDoc and xmlto existence
610 AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
611
612 # a wonderful hack that seems necessary because $libdir is
613 # literally `${exec_prefix}/lib`, and $exec_prefix is set to `NONE`
614 # by autoconf when it's not specified by the user
615 AS_IF([test "x$exec_prefix" = xNONE], [
616 AS_IF([test "x$prefix" = xNONE], [
617 PREFIX="$ac_default_prefix"
618 ], [
619 PREFIX="$prefix"
620 ])
621
622 LIBDIR="$PREFIX/lib"
623 ], [
624 LIBDIR="$libdir"
625 ])
626
627 AC_SUBST(LIBDIR)
628
629
630 # Set global CFLAGS in AM_CFLAGS
631 AM_CFLAGS="-Wall -Wformat -Werror=implicit-function-declaration $PTHREAD_CFLAGS $GLIB_CFLAGS"
632 AC_SUBST(AM_CFLAGS)
633
634 # Set global CPPFLAGS in AM_CPPFLAGS
635 AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/src -I\$(top_srcdir)/src -include common/config.h"
636 AC_SUBST(AM_CPPFLAGS)
637
638 # Add glib to global link libs
639 LIBS="$LIBS $GLIB_LIBS"
640
641 # Check that the current size_t matches the size that glib thinks it should
642 # be. This catches problems on multi-arch where people try to do a 32-bit
643 # build while pointing at 64-bit glib headers. This is a common error because
644 # glib.h is not platform specific but it includes glibconfig.h which is and
645 # is usually installed in a non-standard path.
646
647 # Older versions of the pkg-config macros disallows PKG_* in the autoconf
648 # output. Specifically allow pkg_config_libdir to be able to print the
649 # error message.
650 m4_pattern_allow([PKG_CONFIG_LIBDIR])
651
652 save_CFLAGS=${CFLAGS}
653 CFLAGS="${CFLAGS} ${AM_CFLAGS}"
654 AC_COMPILE_IFELSE([
655 AC_LANG_PROGRAM([dnl
656 #include <glib.h>
657 #include <unistd.h>
658 ], [dnl
659 G_STATIC_ASSERT(sizeof(size_t) == GLIB_SIZEOF_SIZE_T);
660 ])
661 ],[:],[
662 AC_MSG_ERROR([dnl
663 sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. You probably need to set
664 PKG_CONFIG_LIBDIR to point to the right pkg-config files for your build
665 target.
666 ])
667 ])
668 CFLAGS=${save_CFLAGS}
669
670 # Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
671 # to rename babeltrace2.bin to babeltrace2 at install time.
672 program_transform_name="s&babeltrace2\.bin&babeltrace2&;s&babeltrace2-log\.bin&babeltrace2-log&;$program_transform_name"
673 AC_SUBST(program_transform_name)
674
675 AC_CONFIG_FILES([
676 doc/api/Doxyfile
677 doc/api/Makefile
678 doc/bindings/Makefile
679 doc/bindings/python/Makefile
680 doc/contributing-images/Makefile
681 doc/Makefile
682 doc/man/asciidoc-attrs.conf
683 doc/man/Makefile
684 include/Makefile
685 Makefile
686 src/babeltrace2-ctf-writer.pc
687 src/babeltrace2.pc
688 src/bindings/Makefile
689 src/bindings/python/bt2/bt2/__init__.py
690 src/bindings/python/bt2/Makefile
691 src/bindings/python/bt2/setup.py
692 src/bindings/python/Makefile
693 src/cli/Makefile
694 src/common/Makefile
695 src/compat/Makefile
696 src/ctfser/Makefile
697 src/ctf-writer/Makefile
698 src/fd-cache/Makefile
699 src/lib/graph/Makefile
700 src/lib/graph/message/Makefile
701 src/lib/Makefile
702 src/lib/plugin/Makefile
703 src/lib/prio-heap/Makefile
704 src/lib/trace-ir/Makefile
705 src/logging/Makefile
706 src/Makefile
707 src/plugins/ctf/common/bfcr/Makefile
708 src/plugins/ctf/common/Makefile
709 src/plugins/ctf/common/metadata/Makefile
710 src/plugins/ctf/common/msg-iter/Makefile
711 src/plugins/ctf/fs-sink/Makefile
712 src/plugins/ctf/fs-src/Makefile
713 src/plugins/ctf/lttng-live/Makefile
714 src/plugins/ctf/Makefile
715 src/plugins/lttng-utils/debug-info/Makefile
716 src/plugins/lttng-utils/Makefile
717 src/plugins/Makefile
718 src/plugins/text/dmesg/Makefile
719 src/plugins/text/Makefile
720 src/plugins/text/pretty/Makefile
721 src/plugins/text/details/Makefile
722 src/plugins/utils/counter/Makefile
723 src/plugins/utils/dummy/Makefile
724 src/plugins/utils/Makefile
725 src/plugins/utils/muxer/Makefile
726 src/plugins/utils/trimmer/Makefile
727 src/py-common/Makefile
728 src/python-plugin-provider/Makefile
729 tests/bitfield/Makefile
730 tests/ctf-writer/Makefile
731 tests/lib/Makefile
732 tests/lib/test-plugin-plugins/Makefile
733 tests/Makefile
734 tests/plugins/Makefile
735 tests/plugins/src.ctf.fs/Makefile
736 tests/plugins/src.ctf.fs/succeed/Makefile
737 tests/plugins/sink.ctf.fs/Makefile
738 tests/plugins/sink.ctf.fs/succeed/Makefile
739 tests/plugins/flt.lttng-utils.debug-info/Makefile
740 tests/plugins/flt.utils.trimmer/Makefile
741 tests/utils/Makefile
742 tests/utils/tap/Makefile
743 ])
744
745 AC_OUTPUT
746
747 #
748 # Mini-report on what will be built.
749 #
750
751 PPRINT_INIT
752 PPRINT_SET_INDENT(1)
753 PPRINT_SET_TS(38)
754
755 AS_ECHO
756 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION$PPRINT_COLOR_RST")
757 AS_ECHO
758
759 PPRINT_SUBTITLE([System])
760
761 # Target architecture we're building for.
762 target_arch=$host_cpu
763 [
764 for f in $CFLAGS; do
765 if test $f = "-m32"; then
766 target_arch="32-bit"
767 elif test $f = "-m64"; then
768 target_arch="64-bit"
769 fi
770 done
771 ]
772
773 PPRINT_PROP_STRING([Target architecture], $target_arch)
774
775 AS_ECHO
776 PPRINT_SUBTITLE([Python 3 language support])
777 test "x$enable_python_bindings" = "xyes" && value=1 || value=0
778 PPRINT_PROP_BOOL([Python bindings], $value)
779 test "x$enable_python_plugins" = "xyes" && value=1 || value=0
780 PPRINT_PROP_BOOL([Python plugin support], $value)
781 AS_IF([test "x$enable_python_bindings" = "xyes" || test "x$enable_python_plugins" = "xyes"], [
782 PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
783 PPRINT_PROP_STRING([Python linker flags], [$PYTHON_LDFLAGS])
784 ])
785
786 AS_ECHO
787 PPRINT_SUBTITLE([Plugins])
788 PPRINT_PROP_BOOL(['ctf' plugin], 1)
789 test "x$enable_debug_info" = "xyes" && value=1 || value=0
790 PPRINT_PROP_BOOL(['lttng-utils' plugin], $value)
791 PPRINT_PROP_BOOL(['text' plugin], 1)
792 PPRINT_PROP_BOOL(['utils' plugin], 1)
793
794 AS_ECHO
795 PPRINT_SUBTITLE([Built-in features])
796 test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
797 PPRINT_PROP_BOOL([Built-in plugins], $value)
798 test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
799 PPRINT_PROP_BOOL([Built-in Python plugin support], $value)
800
801 AS_ECHO
802 PPRINT_SUBTITLE([Documentation])
803
804 # man pages build enabled/disabled
805 m4_pushdef([build_man_pages_msg], [Build and install man pages])
806
807 AS_IF([test "x$enable_man_pages" != "xno"], [
808 AS_IF([test "x$in_git_repo" = "xyes"], [
809 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
810 ], [
811 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
812 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
813 ], [
814 PPRINT_PROP_STRING([build_man_pages_msg],
815 [${PPRINT_COLOR_BLDGRN}yes (already built)],
816 $PPRINT_COLOR_SUBTITLE)
817 ])
818 ])
819 ], [
820 PPRINT_PROP_BOOL([build_man_pages_msg], 0)
821 ])
822
823 m4_popdef([build_man_pages_msg])
824
825 test "x$enable_api_doc" = "xyes" && value=1 || value=0
826 PPRINT_PROP_BOOL([HTML API documentation], $value)
827 test "x$enable_python_bindings_doc" = "xyes" && value=1 || value=0
828 PPRINT_PROP_BOOL([Python bindings documentation], $value)
829
830 AS_ECHO
831 PPRINT_SUBTITLE([Logging])
832 PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
833
834 AS_ECHO
835 PPRINT_SUBTITLE([Special build modes])
836 PPRINT_PROP_BOOL([Debug mode], $BABELTRACE_DEBUG_MODE)
837 PPRINT_PROP_BOOL([Developer mode], $BABELTRACE_DEV_MODE)
838
839 report_bindir="`eval eval echo $bindir`"
840 report_libdir="`eval eval echo $libdir`"
841 report_sysconfdif="`eval eval echo $sysconfdir`"
842 report_pluginsdir="`eval eval eval echo $BABELTRACE_PLUGINS_DIR`"
843
844 # Print the bindir and libdir this `make install' will install into.
845 AS_ECHO
846 PPRINT_SUBTITLE([Install directories])
847 PPRINT_PROP_STRING([Binaries], [$report_bindir])
848 PPRINT_PROP_STRING([Libraries], [$report_libdir])
849 PPRINT_PROP_STRING([Plugins], [$report_pluginsdir])
850 PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])
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