Move to kernel style SPDX license identifiers
[babeltrace.git] / configure.ac
CommitLineData
0235b0db 1dnl SPDX-License-Identifier: MIT
9ffc0257 2dnl
0235b0db 3dnl Copyright (C) 2017 EfficiOS, Inc.
9ffc0257 4dnl
0235b0db 5dnl Process this file with autoconf to produce a configure script.
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6
7## ##
8## Autoconf base setup ##
9## ##
10
9d594903 11AC_PREREQ([2.50])
9ffc0257 12
a2edfc7d 13m4_define([bt_version_major], [2])
d5427d80 14m4_define([bt_version_minor], [1])
a2edfc7d 15m4_define([bt_version_patch], [0])
d5427d80 16m4_define([bt_version_dev_stage], [-rc1])
2671dfad 17m4_define([bt_version], bt_version_major[.]bt_version_minor[.]bt_version_patch[]bt_version_dev_stage)
d5427d80 18m4_define([bt_version_name], [])
9ffc0257 19
322bf382 20AC_INIT([babeltrace2], bt_version, [jeremie dot galarneau at efficios dot com], [], [https://efficios.com/babeltrace/])
af597f37 21AC_PROG_SED
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22
23# Following the numbering scheme proposed by libtool for the library version
24# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
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25m4_define([bt_lib_version_current], [0])
26m4_define([bt_lib_version_revision], [0])
27m4_define([bt_lib_version_age], [0])
28m4_define([bt_lib_version], bt_lib_version_current[:]bt_lib_version_revision[:]bt_lib_version_age)
29
d5427d80 30bt_version_description=""
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31bt_version_description_c_safe=$(echo $bt_version_description | $SED 's/"/\\"/g')
32
7e69c04f 33AC_SUBST([BABELTRACE_LIBRARY_VERSION], bt_lib_version)
3fbccce7 34
578e048b 35AC_CONFIG_HEADERS([src/common/config.h])
ac65e355 36AC_CONFIG_AUX_DIR([config])
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37AC_CONFIG_MACRO_DIR([m4])
38
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39AC_DEFINE([BT_VERSION_MAJOR], bt_version_major, [Babeltrace major version])
40AC_DEFINE([BT_VERSION_MINOR], bt_version_minor, [Babeltrace minor version])
41AC_DEFINE([BT_VERSION_PATCH], bt_version_patch, [Babeltrace patch version])
2671dfad 42AC_DEFINE([BT_VERSION_DEV_STAGE], ["]bt_version_dev_stage["], [Babeltrace version development stage (can be empty)])
aaa8b698 43AC_DEFINE([BT_VERSION_NAME], ["]bt_version_name["], [Babeltrace version name])
af597f37 44AC_DEFINE_UNQUOTED([BT_VERSION_DESCRIPTION], ["$bt_version_description_c_safe"], [Babeltrace version description])
a2edfc7d 45
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46AC_CANONICAL_TARGET
47AC_CANONICAL_HOST
80e2fb15 48
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49
50## ##
51## Automake base setup ##
52## ##
53
7a3f3e45 54AM_INIT_AUTOMAKE([1.12 foreign dist-bzip2 no-dist-gzip tar-ustar nostdinc])
99e3ba41 55AM_MAINTAINER_MODE([enable])
ac65e355 56
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57# Enable silent rules if available (Introduced in AM 1.11)
58m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
0671bd13 59
3d5e9596 60
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61## ##
62## OS specific defaults ##
63## ##
64
65MINGW32=no
ca9f27f3 66DEFAULT_ENABLE_DEBUG_INFO=yes
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67LT_NO_UNDEFINED=""
68AS_CASE([$host_os],
69 [solaris*|darwin*],
70 [
71 DEFAULT_ENABLE_DEBUG_INFO=no
72 ],
73 [cygwin*],
74 [
75 DEFAULT_ENABLE_DEBUG_INFO=no
76 LT_NO_UNDEFINED="-no-undefined"
77 ],
78 [mingw*],
79 [
80 MINGW32=yes
81 DEFAULT_ENABLE_DEBUG_INFO=no
82 LT_NO_UNDEFINED="-no-undefined"
83 ]
84)
85
86AM_CONDITIONAL([BABELTRACE_BUILD_WITH_MINGW], [test "x$MINGW32" = "xyes"])
87AC_SUBST(LT_NO_UNDEFINED)
88
89
90## ##
91## C compiler checks ##
92## ##
93
80e2fb15 94AC_USE_SYSTEM_EXTENSIONS
217108a9 95AC_SYS_LARGEFILE
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96
97# Choose the c compiler
80e2fb15 98AC_PROG_CC
217108a9 99
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100# Make sure the c compiler supports C99
101AC_PROG_CC_C99([], [AC_MSG_ERROR([The compiler does not support C99])])
ac65e355 102
9ffc0257 103# Make sure the c compiler supports __attributes__
ec8add54 104AX_C___ATTRIBUTE__
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105AS_IF([test "x$ax_cv___attribute__" != "xyes"],
106 [AC_MSG_ERROR([The compiler does not support __attribute__ extensions])])
ec8add54 107
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108# Make sur we have pthread support
109AX_PTHREAD([], [AC_MSG_ERROR([Could not configure pthread support])])
110
111# Checks for typedefs, structures, and compiler characteristics.
112AC_C_INLINE
113AC_C_TYPEOF
114AC_TYPE_PID_T
115AC_TYPE_SIZE_T
116AC_TYPE_INT16_T
117AC_TYPE_INT32_T
118AC_TYPE_INT64_T
119AC_TYPE_INT8_T
120AC_TYPE_OFF_T
121AC_TYPE_SSIZE_T
122AC_TYPE_UINT16_T
123AC_TYPE_UINT32_T
124AC_TYPE_UINT64_T
125AC_TYPE_UINT8_T
126AC_CHECK_TYPES([ptrdiff_t])
a2bc83d4 127
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128
129## ##
130## Header checks ##
131## ##
f0d8d709 132
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133AC_HEADER_STDBOOL
134AC_CHECK_HEADERS([ \
135 fcntl.h \
136 float.h \
e1f4c4f7 137 ftw.h \
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138 libintl.h \
139 limits.h \
140 malloc.h \
141 netdb.h \
142 netinet/in.h \
143 stddef.h \
144 sys/socket.h \
9ffc0257 145 sys/time.h
f847f3ae 146])
80e2fb15 147
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148
149## ##
150## Linker checks ##
151## ##
152
153# Check if the linker supports no-as-needed
154AX_APPEND_LINK_FLAGS([-Wl,--no-as-needed], [LD_NO_AS_NEEDED])
155AC_SUBST([LD_NO_AS_NEEDED])
156
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157# Check if the linker supports whole-archive
158AX_CHECK_LINK_FLAG([-Wl,--whole-archive,--no-whole-archive],
159 [
160 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,--whole-archive,])
161 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [,--no-whole-archive])
162 ],[
163 # Fallback to force_load for the macOS linker
164 AX_CHECK_LINK_FLAG([-Wl,-force_load],
165 [
166 AC_SUBST([LD_WHOLE_ARCHIVE], [-Wl,-force_load,])
167 AC_SUBST([LD_NO_WHOLE_ARCHIVE], [])
168 ],[
169 AC_MSG_WARN([Can't find a linker option to force the inclusion of the static plugin archive objects.])
170 ]
171 )
172 ]
173)
174
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175# Initialize and configure libtool
176LT_INIT([win32-dll])
177
178
179## ##
180## Programs checks ##
181## ##
182
183AC_PROG_MAKE_SET
184AC_PROG_MKDIR_P
185AC_PROG_LN_S
aaa8b698 186AC_PATH_PROG([report_fold], [fold])
9ffc0257 187
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188# set $IN_GIT_REPO if we're in the Git repository; the `bootstrap` file
189# is not distributed in tarballs
190AS_IF([test -f "$srcdir/bootstrap"], [in_git_repo=yes], [in_git_repo=no])
191AM_CONDITIONAL([IN_GIT_REPO], [test "x$in_git_repo" = "xyes"])
192
193# check for bison
194AC_PROG_YACC
042f640b 195AX_PROG_BISON_VERSION([2.5], [have_bison=yes])
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196
197AS_IF([test "x$have_bison" != "xyes"], [
198 AS_IF([test "x$in_git_repo" = "xyes"], [
9ffc0257 199 AC_MSG_FAILURE([dnl
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200Bison >= 2.4 is required when building from the Git repository. You can
201set the YACC variable to override automatic detection.
202 ])
203 ], [
9ffc0257 204 AC_MSG_WARN([dnl
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205Missing Bison >= 2.4. Note that the parser files are already built in
206this distribution tarball, so Bison is only needed if you intend to
207modify their sources. You can set the YACC variable to override automatic
208detection.
209 ])
210 ])
211])
212AM_CONDITIONAL([HAVE_BISON], [test "x$have_bison" = "xyes"])
213
214# check for flex
215AC_PROG_LEX
216AX_PROG_FLEX_VERSION([2.5.35], [have_flex=yes])
217
218AS_IF([test "x$have_flex" != "xyes"], [
219 AS_IF([test "x$in_git_repo" = "xyes"], [
9ffc0257 220 AC_MSG_FAILURE([dnl
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221Flex >= 2.5.35 is required when building from the Git repository. You can
222set the LEX variable to override automatic detection.
223 ])
224 ], [
9ffc0257 225 AC_MSG_WARN([dnl
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226Missing Flex >= 2.5.35. Note that the lexer files are already built in
227this distribution tarball, so Flex is only needed if you intend to
228modify their sources. You can set the LEX variable to override automatic
229detection.
230 ])
231 ])
232])
233AM_CONDITIONAL([HAVE_FLEX], [test "x$have_flex" = "xyes"])
331d78f5 234
e5f5317f 235
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236## ##
237## Library checks ##
238## ##
ac65e355 239
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240# Check what libraries are required on this platform to link sockets programs.
241AX_LIB_SOCKET_NSL
242
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243# Check for glib >= 2.28 with gmodule support
244AM_PATH_GLIB_2_0([2.28.0], [],
245 AC_MSG_ERROR([glib >= 2.28 is required - download it from ftp://ftp.gtk.org/pub/gtk]),
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246 [gmodule-no-export]
247)
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248
249# Checks for library functions.
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250AC_FUNC_ALLOCA
251AC_FUNC_FORK
f847f3ae 252AC_FUNC_MKTIME
ac65e355 253AC_FUNC_MMAP
f847f3ae 254AC_FUNC_STRERROR_R
9ffc0257 255AC_FUNC_STRNLEN
2f8c0e47 256AC_CHECK_FUNCS([ \
f847f3ae 257 atexit \
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258 dup2 \
259 ftruncate \
260 gethostbyname \
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261 gettimeofday \
262 localtime_r \
263 memchr \
264 memset \
265 mkdir \
266 mkdtemp \
267 munmap \
268 rmdir \
269 setenv \
270 socket \
271 strchr \
272 strdup \
273 strerror \
274 strndup \
275 strnlen \
276 strrchr \
9ffc0257 277 strstr \
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278 strtoul \
279 strtoull \
280 tzset \
2f8c0e47 281])
ac65e355 282
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283# AC_FUNC_MALLOC causes problems when cross-compiling.
284#AC_FUNC_MALLOC
285#AC_FUNC_REALLOC
286
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287# Check for fmemopen
288AC_CHECK_LIB([c], [fmemopen],
9ffc0257 289 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_FMEMOPEN], 1, [Has fmemopen support.])]
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290)
291
292# Check for open_memstream
293AC_CHECK_LIB([c], [open_memstream],
9ffc0257 294 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_OPEN_MEMSTREAM], 1, [Has open_memstream support.])]
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295)
296
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297# Check for posix_fallocate
298AC_CHECK_LIB([c], [posix_fallocate],
9ffc0257 299 [AC_DEFINE_UNQUOTED([BABELTRACE_HAVE_POSIX_FALLOCATE], 1, [Has posix_fallocate support.])]
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300)
301
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302## ##
303## User variables ##
304## ##
305
306AC_ARG_VAR([PYTHON_INCLUDE], [Include flags for Python, bypassing python-config])
0b9113bf 307AC_ARG_VAR([PYTHON_LDFLAGS], [Linker flags for Python, bypassing python-config])
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308AC_ARG_VAR([PYTHON_CONFIG], [Path to python-config])
309
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310# BABELTRACE_PLUGINS_DIR: Plugins directory
311AC_ARG_VAR([BABELTRACE_PLUGINS_DIR], [built-in plugins install directory [LIBDIR/babeltrace2/plugins]])
312AS_IF([test "x$BABELTRACE_PLUGINS_DIR" = x], [BABELTRACE_PLUGINS_DIR='${libdir}/babeltrace2/plugins'])
a094f13b 313
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314# BABELTRACE_PLUGIN_PROVIDERS_DIR: Plugin providers directory
315AC_ARG_VAR([BABELTRACE_PLUGIN_PROVIDERS_DIR], [built-in plugin providers install directory [LIBDIR/babeltrace2/plugin-providers]])
316AS_IF([test "x$BABELTRACE_PLUGIN_PROVIDERS_DIR" = x], [BABELTRACE_PLUGIN_PROVIDERS_DIR='${libdir}/babeltrace2/plugin-providers'])
317
9ffc0257 318# BABELTRACE_MINIMAL_LOG_LEVEL:
dd22a91f 319AC_ARG_VAR([BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level for Babeltrace program, library, and plugins (TRACE, DEBUG (default), or INFO)])
f7a9ecd3 320AS_IF([test "x$BABELTRACE_MINIMAL_LOG_LEVEL" = x], [BABELTRACE_MINIMAL_LOG_LEVEL="DEBUG"])
ef267d12 321AS_IF([test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "TRACE" && \
9ffc0257 322 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "DEBUG" && \
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323 test "$BABELTRACE_MINIMAL_LOG_LEVEL" != "INFO"],
324 [AC_MSG_ERROR([Invalid BABELTRACE_MINIMAL_LOG_LEVEL value ($BABELTRACE_MINIMAL_LOG_LEVEL): use TRACE, DEBUG, or INFO.])]
9ffc0257 325)
510400a9 326AC_DEFINE_UNQUOTED([BT_MINIMAL_LOG_LEVEL], [BT_LOG_$BABELTRACE_MINIMAL_LOG_LEVEL], [Minimal log level])
9ffc0257 327
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328# BABELTRACE_DEV_MODE:
329AC_ARG_VAR([BABELTRACE_DEV_MODE], [Set to 1 to enable the Babeltrace developer mode (enables run-time checks for plugin developers)])
330AS_IF([test "x$BABELTRACE_DEV_MODE" = x1], [
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331 AC_DEFINE([BT_DEV_MODE], 1, [Babeltrace developer mode])
332], [BABELTRACE_DEV_MODE=0])
333
334# BABELTRACE_DEBUG_MODE:
335AC_ARG_VAR([BABELTRACE_DEBUG_MODE], [Set to 1 to enable the Babeltrace debug mode (enables internal assertions for Babeltrace maintainers)])
336AS_IF([test "x$BABELTRACE_DEBUG_MODE" = x1], [
337 AC_DEFINE([BT_DEBUG_MODE], 1, [Babeltrace debug mode])
338], [BABELTRACE_DEBUG_MODE=0])
339
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340
341## ##
342## Optionnal features selection ##
343## ##
24a3136a 344
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345# Python bindings
346# Disabled by default
94a6cea3 347AC_ARG_ENABLE([python-bindings],
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348 [AC_HELP_STRING([--enable-python-bindings], [build the Python bindings])],
349 [], dnl AC_ARG_ENABLE will fill enable_python_bindings with the user choice
350 [enable_python_bindings=unspecified]
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351)
352
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353# Python plugins
354# Disabled by default
355AC_ARG_ENABLE([python-plugins],
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356 [AC_HELP_STRING([--enable-python-plugins], [enable the Python plugins support for the library and converter])]
357 dnl AC_ARG_ENABLE will fill enable_python_plugins with the user choice
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358)
359
360# Debug info
361# Enabled by default, except on some platforms
362AC_ARG_ENABLE([debug-info],
363 [AC_HELP_STRING([--disable-debug-info], [disable the debug info support (default on macOS, Solaris and Windows)])],
364 [], dnl AC_ARG_ENABLE will fill enable_debug_info with the user choice
365 [enable_debug_info="$DEFAULT_ENABLE_DEBUG_INFO"]
366)
367
368# API documentation
369# Disabled by default
370AC_ARG_ENABLE([api-doc],
371 [AC_HELP_STRING([--enable-api-doc], [build the HTML API documentation])],
0f3224e9 372 [enable_api_doc=$enableval]
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373)
374
375# Built-in plugins
376# Disabled by default
377AC_ARG_ENABLE([built-in-plugins],
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378 [AC_HELP_STRING([--enable-built-in-plugins], [Statically-link in-tree plug-ins into the babeltrace2 executable])]
379 dnl AC_ARG_ENABLE will fill enable_built_in_plugins with the user choice
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380)
381
382# Built-in python plugin support
383# Disabled by default
384AC_ARG_ENABLE([built-in-python-plugin-support],
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385 [AC_HELP_STRING([--enable-built-in-python-plugin-support], [Statically-link Python plugin support into the babeltrace library])]
386 dnl AC_ARG_ENABLE will fill enable_built_in_python_plugin_support with the user choice
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387)
388
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389# Man pages
390# Enabled by default
391AC_ARG_ENABLE([man-pages],
392 [AS_HELP_STRING([--disable-man-pages], [Do not build and install man pages (already built in a distributed tarball])],
0f3224e9 393 [], dnl AC_ARG_ENABLE will fill enable_man_pages with the user choice
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394 [enable_man_pages=yes]
395)
396
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397
398# Set automake variables for optionnal feature conditionnals in Makefile.am
399AM_CONDITIONAL([ENABLE_PYTHON_BINDINGS], [test "x$enable_python_bindings" = xyes])
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400AM_CONDITIONAL([ENABLE_PYTHON_PLUGINS], [test "x$enable_python_plugins" = xyes])
401AM_CONDITIONAL([ENABLE_DEBUG_INFO], [test "x$enable_debug_info" = xyes])
402AM_CONDITIONAL([ENABLE_API_DOC], [test "x$enable_api_doc" = xyes])
403AM_CONDITIONAL([ENABLE_BUILT_IN_PLUGINS], [test "x$enable_built_in_plugins" = xyes])
404AM_CONDITIONAL([ENABLE_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [test "x$enable_built_in_python_plugin_support" = xyes])
0659f3af 405AM_CONDITIONAL([ENABLE_MAN_PAGES], [test "x$enable_man_pages" = xyes])
419fff0b 406AM_CONDITIONAL([ENABLE_PYTHON_COMMON_DEPS], [test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes])
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407
408# Set defines for optionnal features conditionnals in the source code
409
410## jgalar: still used?
411AS_IF([test "x$enable_python_plugins" = xyes],
412 [AC_DEFINE([PYTHON_PLUGINS], [1], [Python plugin support.])]
413)
414
415AS_IF([test "x$enable_debug_info" = xyes],
416 [AC_DEFINE([ENABLE_DEBUG_INFO], [1], [Define to 1 if you enable the 'debug info' feature])]
417)
418
419AS_IF([test "x$enable_built_in_plugins" = xyes],
420 [AC_DEFINE([BT_BUILT_IN_PLUGINS], [1], [Define to 1 to register plug-in attributes in static executable sections])]
421)
422
423AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
424 [AC_DEFINE([BT_BUILT_IN_PYTHON_PLUGIN_SUPPORT], [1], [Define to 1 to register plug-in attributes in static executable sections])]
425)
426
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427AS_IF([test "x$enable_debug_info" = xyes],
428 [ENABLE_DEBUG_INFO_VAL=1],
429 [ENABLE_DEBUG_INFO_VAL=0]
430)
431
432AC_SUBST([ENABLE_DEBUG_INFO_VAL])
433
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434# Check for conflicting Python related features user choices.
435AS_IF([test "x$enable_python_plugins" = xyes],
436 [
437 AS_IF([test "x$enable_python_bindings" = xunspecified],
438 [
439 # --enable-python-plugins was provided but --enable-python-bindings was
440 # omitted. Turn the Python bindings ON anyway because it's needed to
441 # use the Python plugins.
442 enable_python_bindings=yes
443 ],
444 [
445 AS_IF([test "x$enable_python_bindings" = xno],
446 [
447 # --enable-python-plugins _and_ --disable-python-bindings were
448 # used. This is invalid because Python plugins need the Python
449 # bindings to be useful.
450 AC_MSG_ERROR(--enable-python-bindings must be used to support Python plugins)
451 ]
452 )
453 ]
454 )
455 ]
456)
9ffc0257 457
811644b8 458# Check for conflicting optional features user choices
9ffc0257 459
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460AS_IF([test "x$enable_built_in_plugins" = xyes],
461 [
462 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
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463 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle plug-ins in the babeltrace2 executable)])
464 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle plug-ins in the babeltrace2 executable)])
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465 ]
466)
467
468AS_IF([test "x$enable_built_in_python_plugin_support" = xyes],
469 [
0f3224e9 470 AS_IF([test "x$enable_python_plugins" != xyes], [AC_MSG_ERROR([--enable-python-plugins must be used to bundle Python plugin support in the babeltrace2 executable])])
9ffc0257 471 # Built-in plug-ins are only available when the --disable-shared --enable-static options are used.
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472 AS_IF([test "x$enable_static" != xyes], [AC_MSG_ERROR(--enable-static must be used to bundle Python plugin support in the babeltrace2 executable)])
473 AS_IF([test "x$enable_shared" = xyes], [AC_MSG_ERROR(--disable-shared must be used to bundle Python plugin support in the babeltrace2 executable)])
9ffc0257 474 ]
55bb57e0 475)
9cf643d1 476
4f5f37d9 477
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478# Check for optionnal features dependencies
479
480AS_IF([test "x$enable_python_bindings" = xyes],
481 [AX_PKG_SWIG(2.0.0, [], [AC_MSG_ERROR([SWIG 2.0.0 or newer is required to build the python bindings])])]
482)
483
419fff0b 484AM_PATH_PYTHON([3.0], [
1b39e2de 485 AM_PATH_PYTHON_MODULES([PYTHON])
419fff0b 486
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487 # pythondir is the path where extra modules are to be installed
488 pythondir=$PYTHON_PREFIX/$PYTHON_MODULES_PATH
419fff0b 489
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490 # pyexecdir is the path that contains shared objects used by the extra modules
491 pyexecdir=$PYTHON_EXEC_PREFIX/$PYTHON_MODULES_PATH
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492
493 AS_IF([test -z "$PYTHON_CONFIG"], [
494 AC_PATH_PROGS([PYTHON_CONFIG],
495 [python$PYTHON_VERSION-config python-config],
496 [],
497 [`dirname $PYTHON`])
24a3136a 498 ])
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499
500 AS_IF([test -n "$PYTHON_CONFIG"], [
501 AS_IF([test -z "$PYTHON_INCLUDE"], [
502 AC_MSG_CHECKING([Python include flags])
503 PYTHON_INCLUDE=`$PYTHON_CONFIG --includes`
504 AC_MSG_RESULT([$PYTHON_INCLUDE])
505 ])
506
507 AS_IF([test -z "$PYTHON_LDFLAGS"], [
508 AC_MSG_CHECKING([Python library flags])
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509 # Python 3.8+ requires that we pass --embed to get the -lpython3.x flag.
510 AS_IF([! PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags --embed`], [
511 PYTHON_LDFLAGS=`$PYTHON_CONFIG --ldflags`
512 ])
419fff0b 513 AC_MSG_RESULT([$PYTHON_LDFLAGS])
55bb57e0 514 ])
55bb57e0 515 ])
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516], [:])
517
518AS_IF([test "$PYTHON" != :], [have_python=yes], [have_python=no])
519AS_IF([test -n "$PYTHON_CONFIG"], [have_python_dev=yes], [have_python_dev=no])
520
521AM_CONDITIONAL([HAVE_PYTHON], [test "x$have_python" = xyes])
522AM_CONDITIONAL([HAVE_PYTHON_DEV], [test "x$have_python_dev" = xyes])
523
524AS_IF([test "x$enable_python_bindings" = xyes || test "x$enable_python_plugins" = xyes], [
525 AS_IF([test "x$have_python_dev" = xno], [
526 AC_MSG_ERROR([Cannot find a suitable python-config. You can override the python-config path with the PYTHON_CONFIG environment variable.])
527 ])
528])
55bb57e0 529
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530AS_IF([test "x$enable_debug_info" = xyes],
531 [
532 # Check if libelf and libdw are present
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533 AC_CHECK_LIB([elf], [elf_version], [:], [AC_MSG_ERROR(Missing libelf (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
534 AC_CHECK_LIB([dw], [dwarf_begin], [:], [AC_MSG_ERROR(Missing libdw (from elfutils >= 0.154) which is required by debug info. You can disable this feature using --disable-debug-info.)])
9ffc0257 535 BT_LIB_ELFUTILS([0], [154], [:], [AC_MSG_ERROR(elfutils >= 0.154 is required to use the debug info feature. You can disable this feature using --disable-debug-info.)])
901e5c12 536 ELFUTILS_LIBS="-lelf -ldw"
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537 ]
538)
901e5c12 539AC_SUBST([ELFUTILS_LIBS])
6fbd4105 540
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541AS_IF([test "x$enable_api_doc" = "xyes"],
542 [
543 DX_DOXYGEN_FEATURE(ON)
544 DX_DOT_FEATURE(OFF)
545 DX_HTML_FEATURE(ON)
546 DX_CHM_FEATURE(OFF)
547 DX_CHI_FEATURE(OFF)
548 DX_MAN_FEATURE(OFF)
549 DX_RTF_FEATURE(OFF)
550 DX_XML_FEATURE(OFF)
551 DX_PDF_FEATURE(OFF)
552 DX_PS_FEATURE(OFF)
43c59509 553 DX_INIT_DOXYGEN([Babeltrace 2], [$(builddir)/Doxyfile], [output])
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554 AS_IF([test -z "$DX_DOXYGEN"],
555 [AC_MSG_ERROR([You need doxygen to enable the API documentation])]
556 )
557 ]
558)
ac65e355 559
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560have_asciidoc_xmlto=no
561warn_prebuilt_man_pages=no
562
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563AC_PATH_PROG([ASCIIDOC], [asciidoc], [no])
564AC_PATH_PROG([XMLTO], [xmlto], [no])
0659f3af 565
4a9f5414 566AS_IF([test "x$enable_man_pages" = "xyes"], [
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567 AS_IF([test "x$ASCIIDOC" = "xno" || test "x$XMLTO" = "xno"], [
568 AS_IF([test "x$in_git_repo" = "xyes"], [
569 # this is an error because we're in the Git repo, which
570 # means the man pages are not already generated for us,
571 # thus asciixmlto are required because we were asked
572 # to build the man pages
573 AC_MSG_ERROR([
574You need asciidoc and xmlto to build the Babeltrace man pages. Use
575--disable-man-pages to disable building the man pages, in which case
576they will not be installed.
577 ])
578 ], [
579 # only warn here: since we're in the tarball, the man
580 # pages should already be generated at this point, thus
581 # asciidoc/xmlto are not strictly required
582 warn_prebuilt_man_pages=yes
583 ])
584 ], [
585 have_asciidoc_xmlto=yes
586 ])
587])
588
589# export AsciiDoc and xmlto existence
590AM_CONDITIONAL([HAVE_ASCIIDOC_XMLTO], [test "x$have_asciidoc_xmlto" = "xyes"])
591
592# a wonderful hack that seems necessary because $libdir is
593# literally `${exec_prefix}/lib`, and $exec_prefix is set to `NONE`
594# by autoconf when it's not specified by the user
595AS_IF([test "x$exec_prefix" = xNONE], [
596 AS_IF([test "x$prefix" = xNONE], [
597 PREFIX="$ac_default_prefix"
598 ], [
599 PREFIX="$prefix"
600 ])
601
602 LIBDIR="$PREFIX/lib"
603], [
604 LIBDIR="$libdir"
605])
606
607AC_SUBST(LIBDIR)
608
02bb4fcc
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609# CFLAGS from libraries (the glib ones are needed for the following sizeof
610# test).
611AM_CFLAGS="${PTHREAD_CFLAGS} ${GLIB_CFLAGS}"
38424656 612
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613# Check that the current size_t matches the size that glib thinks it should
614# be. This catches problems on multi-arch where people try to do a 32-bit
615# build while pointing at 64-bit glib headers. This is a common error because
616# glib.h is not platform specific but it includes glibconfig.h which is and
617# is usually installed in a non-standard path.
618
02bb4fcc
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619# Do this before enabling all the warning flags, as the
620# AC_LANG_PROGRAM-generated program may generate some warning, which makes this
621# test fail unnecessarily.
622
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623# Older versions of the pkg-config macros disallows PKG_* in the autoconf
624# output. Specifically allow pkg_config_libdir to be able to print the
625# error message.
626m4_pattern_allow([PKG_CONFIG_LIBDIR])
627
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628save_CFLAGS=${CFLAGS}
629CFLAGS="${CFLAGS} ${AM_CFLAGS}"
630AC_COMPILE_IFELSE([
631 AC_LANG_PROGRAM([dnl
632#include <glib.h>
633#include <unistd.h>
634 ], [dnl
635G_STATIC_ASSERT(sizeof(size_t) == GLIB_SIZEOF_SIZE_T);
636 ])
637],[:],[
638 AC_MSG_ERROR([dnl
639sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T. You probably need to set
640PKG_CONFIG_LIBDIR to point to the right pkg-config files for your build
641target.
642 ])
643])
644CFLAGS=${save_CFLAGS}
645
02bb4fcc 646# Detect C and LD warning flags supported by the compiler.
28ba44ad
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647
648# Detect warning flags supported by the compiler, append them to WARN_CFLAGS.
649#
650# Pass -Werror as an extra flag during the test: this is needed to make the
651# -Wunknown-warning-option diagnostic fatal with clang.
652AX_APPEND_COMPILE_FLAGS([ dnl
653 -Wall dnl
654 -Wextra dnl
655 -Wstrict-prototypes dnl
656 -Wmissing-prototypes dnl
657 -Wmissing-declarations dnl
658 -Wnull-dereference dnl
659 -Wundef dnl
660 -Wredundant-decls dnl
661 -Wshadow dnl
662 -Wjump-misses-init dnl
8b305066 663 -Wsuggest-attribute=format dnl
28ba44ad
SM
664 -Wtautological-constant-out-of-range-compare dnl
665 -Wnested-externs dnl
666 -Wwrite-strings dnl
667 -Wformat=2 dnl
02bb4fcc 668 -Wno-format-nonliteral dnl
28ba44ad
SM
669 -Wstrict-aliasing dnl
670 -Wmissing-noreturn dnl
671 -Winit-self dnl
672 -Wduplicated-cond dnl
673 -Wduplicated-branches dnl
674 -Wlogical-op dnl
675 -Wno-unused-parameter dnl
676 -Wno-sign-compare dnl
c29c23a0
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677 dnl
678 dnl Some versions of SWIG (like 3.0.12) generate code that produces
679 dnl -Wcast-function-type warnings. This warning is present in gcc >= 8. This
680 dnl combo happens on RHEL/Centos 8, for example. Later versions of SWIG (like
681 dnl 4.0.1) have the correct function signatures to not produce this warning.
682 dnl It's simpler to just disable the warning globally.
683 dnl
684 dnl Note that the Debian/Ubuntu SWIG package 3.0.12-2 contains a local patch to
685 dnl fix this (python-fix-function-cast-warnings.patch), so you won't be able to
686 dnl reproduce the warning using that package.
687 dnl
688 dnl Ref: https://github.com/swig/swig/issues/1259
689 -Wno-cast-function-type dnl
28ba44ad
SM
690 -Wno-missing-field-initializers dnl
691 ],
692 [WARN_CFLAGS],
693 [-Werror])
694
695# When given, add -Werror to WARN_CFLAGS.
696AC_ARG_ENABLE([Werror],
697 [AS_HELP_STRING([--enable-Werror], [Treat compiler warnings as errors.])]
698)
699AS_IF([test "x$enable_Werror" = "xyes"],
700 [WARN_CFLAGS="${WARN_CFLAGS} -Werror"]
701)
02bb4fcc 702
28ba44ad 703# The test used in AX_APPEND_COMPILE_FLAGS, generated using AC_LANG_PROGRAM, is
02bb4fcc 704# written in such a way that it triggers a -Wold-style-definition warning. So
28ba44ad
SM
705# this warning always ends up disabled if we put it there, because the test
706# program does not build.
02bb4fcc
SM
707#
708# Enable it here unconditionally. It is supported by GCC >= 4.8 and by Clang
709# (it is accepted for compatibility although it has no effect), and there is
710# not reason to not want it.
711
28ba44ad 712WARN_CFLAGS="${WARN_CFLAGS} -Wold-style-definition"
02bb4fcc 713
28ba44ad
SM
714# CFLAGS from AX_APPEND_COMPILE_FLAGS.
715AM_CFLAGS="${AM_CFLAGS} ${WARN_CFLAGS}"
02bb4fcc
SM
716
717# Done for AM_CFLAGS.
718AC_SUBST(AM_CFLAGS)
719
720# Set global CPPFLAGS in AM_CPPFLAGS
721AM_CPPFLAGS="-I\$(top_srcdir)/include -I\$(top_builddir)/src -I\$(top_srcdir)/src -include common/config.h"
722AC_SUBST(AM_CPPFLAGS)
723
724# Add glib to global link libs
725LIBS="$LIBS $GLIB_LIBS"
726
9ffc0257 727# Abuse autoconf's AC_ARG_PROGRAM output variable 'program_transform_name'
ec2c5e50 728# to rename babeltrace2.bin to babeltrace2 at install time.
bb30da78 729program_transform_name="s&babeltrace2\.bin&babeltrace2&;$program_transform_name"
33b34c43 730AC_SUBST(program_transform_name)
591999ca 731
ac65e355 732AC_CONFIG_FILES([
578e048b 733 doc/api/Makefile
43c59509
PP
734 doc/api/libbabeltrace2/Doxyfile
735 doc/api/libbabeltrace2/Makefile
f9ded0e0 736 doc/contributing-images/Makefile
578e048b
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737 doc/Makefile
738 doc/man/asciidoc-attrs.conf
739 doc/man/Makefile
e92927d1 740 include/Makefile
578e048b 741 Makefile
fac21c87 742 src/argpar/Makefile
97010665 743 src/autodisc/Makefile
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744 src/babeltrace2-ctf-writer.pc
745 src/babeltrace2.pc
746 src/bindings/Makefile
07041daf 747 src/bindings/python/bt2/bt2/version.py
578e048b
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748 src/bindings/python/bt2/Makefile
749 src/bindings/python/bt2/setup.py
750 src/bindings/python/Makefile
751 src/cli/Makefile
752 src/common/Makefile
753 src/compat/Makefile
754 src/ctfser/Makefile
755 src/ctf-writer/Makefile
756 src/fd-cache/Makefile
757 src/lib/graph/Makefile
758 src/lib/graph/message/Makefile
759 src/lib/Makefile
760 src/lib/plugin/Makefile
761 src/lib/prio-heap/Makefile
762 src/lib/trace-ir/Makefile
763 src/logging/Makefile
764 src/Makefile
1aca5200
FD
765 src/plugins/common/Makefile
766 src/plugins/common/muxing/Makefile
d0d4e0ed 767 src/plugins/common/param-validation/Makefile
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768 src/plugins/ctf/common/bfcr/Makefile
769 src/plugins/ctf/common/Makefile
770 src/plugins/ctf/common/metadata/Makefile
771 src/plugins/ctf/common/msg-iter/Makefile
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772 src/plugins/ctf/fs-sink/Makefile
773 src/plugins/ctf/fs-src/Makefile
774 src/plugins/ctf/lttng-live/Makefile
775 src/plugins/ctf/Makefile
776 src/plugins/lttng-utils/debug-info/Makefile
777 src/plugins/lttng-utils/Makefile
778 src/plugins/Makefile
779 src/plugins/text/dmesg/Makefile
780 src/plugins/text/Makefile
781 src/plugins/text/pretty/Makefile
55478183 782 src/plugins/text/details/Makefile
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783 src/plugins/utils/counter/Makefile
784 src/plugins/utils/dummy/Makefile
785 src/plugins/utils/Makefile
786 src/plugins/utils/muxer/Makefile
787 src/plugins/utils/trimmer/Makefile
7085eeaa 788 src/py-common/Makefile
578e048b 789 src/python-plugin-provider/Makefile
5869b179 790 src/param-parse/Makefile
ec532b44 791 src/string-format/Makefile
906ac65f 792 tests/bitfield/Makefile
331731aa 793 tests/ctf-writer/Makefile
aa968dde 794 tests/lib/Makefile
cbb9e0b1 795 tests/lib/test-plugin-plugins/Makefile
578e048b 796 tests/Makefile
d0d4e0ed 797 tests/param-validation/Makefile
578e048b 798 tests/plugins/Makefile
e30aed9e
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799 tests/plugins/src.ctf.fs/Makefile
800 tests/plugins/src.ctf.fs/succeed/Makefile
4d227882
FD
801 tests/plugins/sink.ctf.fs/Makefile
802 tests/plugins/sink.ctf.fs/succeed/Makefile
66251464 803 tests/plugins/flt.lttng-utils.debug-info/Makefile
38403bf5
FD
804 tests/plugins/flt.utils.muxer/Makefile
805 tests/plugins/flt.utils.muxer/succeed/Makefile
188edac1 806 tests/plugins/flt.utils.trimmer/Makefile
1833a3d1
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807 tests/utils/Makefile
808 tests/utils/tap/Makefile
ac65e355 809])
c41a7502 810
ac65e355 811AC_OUTPUT
1a0399f9
MJ
812
813#
814# Mini-report on what will be built.
815#
816
817PPRINT_INIT
818PPRINT_SET_INDENT(1)
819PPRINT_SET_TS(38)
820
821AS_ECHO
aaa8b698
PP
822
823AS_IF([test -n "bt_version_name"], [
824 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION \"bt_version_name\"$PPRINT_COLOR_RST")
825], [
826 AS_ECHO("${PPRINT_COLOR_BLDBLU}Babeltrace $PACKAGE_VERSION")
827])
828
1a0399f9
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829AS_ECHO
830
af597f37 831AS_IF([test -n "$bt_version_description"], [
aaa8b698 832 AS_IF([test -n "$report_fold"], [
af597f37 833 AS_ECHO("`AS_ECHO("$bt_version_description") | $report_fold -s`")
aaa8b698 834 ], [
af597f37 835 AS_ECHO("$bt_version_description")
aaa8b698
PP
836 ])
837
838 AS_ECHO
839])
840
4266f2ad 841PPRINT_SUBTITLE([System])
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842
843# Target architecture we're building for.
844target_arch=$host_cpu
845[
846for f in $CFLAGS; do
847 if test $f = "-m32"; then
848 target_arch="32-bit"
849 elif test $f = "-m64"; then
850 target_arch="64-bit"
851 fi
852done
853]
beb0fb75 854
4266f2ad 855PPRINT_PROP_STRING([Target architecture], $target_arch)
d1dab1d2 856
4266f2ad
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857AS_ECHO
858PPRINT_SUBTITLE([Python 3 language support])
419fff0b
PP
859test "x$have_python" = "xyes" && value=1 || value=0
860PPRINT_PROP_BOOL([Have Python interpreter], $value)
861test "x$have_python_dev" = "xyes" && value=1 || value=0
862PPRINT_PROP_BOOL([Have Python development libraries], $value)
55bb57e0 863test "x$enable_python_bindings" = "xyes" && value=1 || value=0
f75e50ab 864PPRINT_PROP_BOOL_CUSTOM([Python bindings], $value, [To enable, use --enable-python-bindings])
55bb57e0 865test "x$enable_python_plugins" = "xyes" && value=1 || value=0
f75e50ab 866PPRINT_PROP_BOOL_CUSTOM([Python plugin support], $value, [To enable, use --enable-python-plugins])
419fff0b
PP
867AS_IF([test "x$have_python" = "xyes"], [
868 PPRINT_PROP_STRING([Python interpreter path], [$PYTHON])
869])
870AS_IF([test "x$have_python_dev" = "xyes"], [
871 PPRINT_PROP_STRING([python-config path], [$PYTHON_CONFIG])
4266f2ad 872 PPRINT_PROP_STRING([Python include paths], [$PYTHON_INCLUDE])
0b9113bf 873 PPRINT_PROP_STRING([Python linker flags], [$PYTHON_LDFLAGS])
419fff0b
PP
874])
875AS_IF([test "x$enable_python_bindings" = "xyes"], [
8c102541
SM
876 PPRINT_PROP_STRING([SWIG executable], [$SWIG])
877 PPRINT_PROP_STRING([SWIG library], [$SWIG_LIB])
4266f2ad 878])
55bb57e0 879
4266f2ad
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880AS_ECHO
881PPRINT_SUBTITLE([Plugins])
882PPRINT_PROP_BOOL(['ctf' plugin], 1)
9ffc0257 883test "x$enable_debug_info" = "xyes" && value=1 || value=0
f75e50ab 884PPRINT_PROP_BOOL_CUSTOM(['lttng-utils' plugin], $value, [To enable, use --enable-debug-info])
4266f2ad
PP
885PPRINT_PROP_BOOL(['text' plugin], 1)
886PPRINT_PROP_BOOL(['utils' plugin], 1)
887
888AS_ECHO
889PPRINT_SUBTITLE([Built-in features])
9ffc0257 890test "x$enable_built_in_plugins" = "xyes" && value=1 || value=0
f75e50ab 891PPRINT_PROP_BOOL_CUSTOM([Built-in plugins], $value, [To enable, use --enable-built-in-plugins])
9ffc0257 892test "x$enable_built_in_python_plugin_support" = "xyes" && value=1 || value=0
f75e50ab 893PPRINT_PROP_BOOL_CUSTOM([Built-in Python plugin support], $value, [To enable, use --enable-built-in-python-plugin-support])
6fbd4105 894
4266f2ad
PP
895AS_ECHO
896PPRINT_SUBTITLE([Documentation])
0659f3af
PP
897
898# man pages build enabled/disabled
899m4_pushdef([build_man_pages_msg], [Build and install man pages])
900
901AS_IF([test "x$enable_man_pages" != "xno"], [
902 AS_IF([test "x$in_git_repo" = "xyes"], [
903 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
904 ], [
905 AS_IF([test "x$have_asciidoc_xmlto" = "xyes"], [
906 PPRINT_PROP_BOOL([build_man_pages_msg], 1)
907 ], [
908 PPRINT_PROP_STRING([build_man_pages_msg],
909 [${PPRINT_COLOR_BLDGRN}yes (already built)],
910 $PPRINT_COLOR_SUBTITLE)
911 ])
912 ])
913], [
f75e50ab 914 PPRINT_PROP_BOOL_CUSTOM([build_man_pages_msg], 0, [To build man pages, use --enable-man-pages])
0659f3af
PP
915])
916
917m4_popdef([build_man_pages_msg])
918
4266f2ad 919test "x$enable_api_doc" = "xyes" && value=1 || value=0
f75e50ab 920PPRINT_PROP_BOOL_CUSTOM([HTML API documentation], $value, [To build documentation, use --enable-api-doc])
1a0399f9 921
4266f2ad
PP
922AS_ECHO
923PPRINT_SUBTITLE([Logging])
924PPRINT_PROP_STRING([Minimal log level], $BABELTRACE_MINIMAL_LOG_LEVEL)
925
464ebc31
PP
926AS_ECHO
927PPRINT_SUBTITLE([Special build modes])
f75e50ab
GB
928PPRINT_PROP_BOOL_CUSTOM([Debug mode], $BABELTRACE_DEBUG_MODE, [To enable, set the BABELTRACE_DEBUG_MODE environment variable to 1])
929PPRINT_PROP_BOOL_CUSTOM([Developer mode], $BABELTRACE_DEV_MODE, [To enable, set the BABELTRACE_DEV_MODE environment variable to 1])
464ebc31 930
1a0399f9
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931report_bindir="`eval eval echo $bindir`"
932report_libdir="`eval eval echo $libdir`"
4266f2ad 933report_sysconfdif="`eval eval echo $sysconfdir`"
056632bf 934report_pluginsdir="`eval eval eval echo $BABELTRACE_PLUGINS_DIR`"
b14c7bf1 935report_pluginprovidersdir="`eval eval eval echo $BABELTRACE_PLUGIN_PROVIDERS_DIR`"
1a0399f9
MJ
936
937# Print the bindir and libdir this `make install' will install into.
938AS_ECHO
939PPRINT_SUBTITLE([Install directories])
940PPRINT_PROP_STRING([Binaries], [$report_bindir])
941PPRINT_PROP_STRING([Libraries], [$report_libdir])
056632bf 942PPRINT_PROP_STRING([Plugins], [$report_pluginsdir])
b14c7bf1 943PPRINT_PROP_STRING([Plugin providers], [$report_pluginprovidersdir])
4266f2ad 944PPRINT_PROP_STRING([Configuration], [$report_sysconfdif])
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