1 project('glib', 'c', 'cpp',
3 meson_version : '>= 0.44.0',
10 cc = meson.get_compiler('c')
11 cxx = meson.get_compiler('cpp')
13 if cc.get_id() == 'msvc'
14 # Ignore several spurious warnings for things glib does very commonly
15 # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
16 # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
17 # NOTE: Only add warnings here if you are sure they're spurious
18 add_project_arguments('/wd4035', '/wd4715', '/wd4116',
19 '/wd4046', '/wd4068', '/wo4090', '/FImsvc_recommended_pragmas.h',language : 'c')
20 # Disable SAFESEH with MSVC for plugins and libs that use external deps that
21 # are built with MinGW
22 noseh_link_args = ['/SAFESEH:NO']
25 # -mms-bitfields vs -fnative-struct ?
28 host_system = host_machine.system()
30 glib_version = meson.project_version()
31 glib_api_version = '2.0'
32 version_arr = glib_version.split('.')
33 major_version = version_arr[0].to_int()
34 minor_version = version_arr[1].to_int()
35 micro_version = version_arr[2].to_int()
37 interface_age = minor_version.is_odd() ? 0 : micro_version
38 binary_age = 100 * minor_version + micro_version
41 # Maintain compatibility with previous libtool versioning
42 # current = minor * 100 + micro
43 library_version = '@0@.@1@.@2@'.format(soversion, binary_age - interface_age, interface_age)
45 configinc = include_directories('.')
46 glibinc = include_directories('glib')
47 gobjectinc = include_directories('gobject')
48 gmoduleinc = include_directories('gmodule')
49 gioinc = include_directories('gio')
51 glib_prefix = get_option('prefix')
52 glib_bindir = join_paths(glib_prefix, get_option('bindir'))
53 glib_libdir = join_paths(glib_prefix, get_option('libdir'))
54 glib_datadir = join_paths(glib_prefix, get_option('datadir'))
55 glib_pkgdatadir = join_paths(glib_datadir, 'glib-2.0')
56 glib_includedir = join_paths(glib_prefix, get_option('includedir'))
57 glib_giomodulesdir = get_option('gio_module_dir')
58 if glib_giomodulesdir == ''
59 glib_giomodulesdir = join_paths(glib_libdir, 'gio', 'modules')
62 glib_pkgconfigreldir = join_paths(glib_libdir, 'pkgconfig')
64 add_project_arguments('-D_GNU_SOURCE', language: 'c')
66 # Disable strict aliasing;
67 # see https://bugzilla.gnome.org/show_bug.cgi?id=791622
68 add_project_arguments('-fno-strict-aliasing', language: 'c')
70 ########################
71 # Configuration begins #
72 ########################
73 glib_conf = configuration_data()
74 glibconfig_conf = configuration_data()
76 # accumulated list of defines as we check for them, so we can easily
77 # use them later in test programs (autoconf does this automatically)
80 glib_conf.set('GLIB_VERSION', glib_version)
81 glib_conf.set('GLIB_MAJOR_VERSION', major_version)
82 glib_conf.set('GLIB_MINOR_VERSION', minor_version)
83 glib_conf.set('GLIB_MICRO_VERSION', micro_version)
84 glib_conf.set('GLIB_INTERFACE_AGE', interface_age)
85 glib_conf.set('GLIB_BINARY_AGE', binary_age)
86 glib_conf.set_quoted('GETTEXT_PACKAGE', 'glib20')
87 glib_conf.set_quoted('PACKAGE_BUGREPORT', 'http://bugzilla.gnome.org/enter_bug.cgi?product=glib')
88 glib_conf.set_quoted('PACKAGE_NAME', 'glib')
89 glib_conf.set_quoted('PACKAGE_STRING', 'glib @0@'.format(meson.project_version()))
90 glib_conf.set_quoted('PACKAGE_TARNAME', 'glib')
91 glib_conf.set_quoted('PACKAGE_URL', '')
92 glib_conf.set_quoted('PACKAGE_VERSION', meson.project_version())
93 glib_conf.set('ENABLE_NLS', 1)
95 # Variables used in glib-gettextize and pkg-config files
96 # These should not contain " quotes around the values
97 glib_conf.set('PACKAGE', 'glib')
98 glib_conf.set('VERSION', meson.project_version())
99 glib_conf.set('prefix', glib_prefix)
100 glib_conf.set('exec_prefix', glib_prefix)
101 glib_conf.set('libdir', glib_libdir)
102 glib_conf.set('includedir', glib_includedir)
103 glib_conf.set('datadir', glib_datadir)
104 glib_conf.set('datarootdir', glib_datadir)
106 glib_conf.set('_GNU_SOURCE', 1)
108 if host_system == 'windows'
109 # Poll doesn't work on devices on Windows
110 glib_conf.set('BROKEN_POLL', true)
113 # Detect and set symbol visibility
114 glib_hidden_visibility_args = []
115 if get_option('default_library') != 'static'
116 if host_system == 'windows'
117 glib_conf.set('DLL_EXPORT', true)
118 if cc.get_id() == 'msvc'
119 glib_conf.set('_GLIB_EXTERN', '__declspec(dllexport) extern')
120 elif cc.has_argument('-fvisibility=hidden')
121 glib_conf.set('_GLIB_EXTERN', '__attribute__((visibility("default"))) __declspec(dllexport) extern')
122 glib_hidden_visibility_args = ['-fvisibility=hidden']
124 elif cc.has_argument('-fvisibility=hidden')
125 glib_conf.set('_GLIB_EXTERN', '__attribute__((visibility("default"))) extern')
126 glib_hidden_visibility_args = ['-fvisibility=hidden']
130 if host_system == 'windows' and get_option('default_library') == 'static'
131 glibconfig_conf.set('GLIB_STATIC_COMPILATION', '1')
132 glibconfig_conf.set('GOBJECT_STATIC_COMPILATION', '1')
135 # FIXME: what about Cygwin (G_WITH_CYGWIN)
136 if host_system == 'windows'
137 glib_os = '''#define G_OS_WIN32
138 #define G_PLATFORM_WIN32'''
140 glib_os = '#define G_OS_UNIX'
142 glibconfig_conf.set('glib_os', glib_os)
144 # We need to know the build type to determine what .lib files we need on Visual Studio
145 # for dependencies that don't normally come with pkg-config files for Visual Studio builds
146 buildtype = get_option('buildtype')
148 # check for header files
184 'dirent.h', # MSC does not come with this by default
185 'sys/time.h', # MSC does not come with this by default
203 define = 'HAVE_' + h.underscorify().to_upper()
204 glib_conf.set(define, 1)
205 glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(define)
209 if cc.has_header('linux/netlink.h')
210 glib_conf.set('HAVE_NETLINK', 1)
213 if glib_conf.has('HAVE_LOCALE_H')
214 if cc.has_header_symbol('locale.h', 'LC_MESSAGES')
215 glib_conf.set('HAVE_LC_MESSAGES', 1)
219 struct_stat_blkprefix = '''
220 #include <sys/types.h>
221 #include <sys/stat.h>
225 #ifdef HAVE_SYS_STATFS_H
226 #include <sys/statfs.h>
228 #ifdef HAVE_SYS_PARAM_H
229 #include <sys/param.h>
231 #ifdef HAVE_SYS_MOUNT_H
232 #include <sys/mount.h>
237 [ 'stat', 'st_mtimensec' ],
238 [ 'stat', 'st_mtim.tv_nsec' ],
239 [ 'stat', 'st_atimensec' ],
240 [ 'stat', 'st_atim.tv_nsec' ],
241 [ 'stat', 'st_ctimensec' ],
242 [ 'stat', 'st_ctim.tv_nsec' ],
243 [ 'stat', 'st_birthtime' ],
244 [ 'stat', 'st_birthtimensec' ],
245 [ 'stat', 'st_birthtim' ],
246 [ 'stat', 'st_birthtim.tv_nsec' ],
247 [ 'stat', 'st_blksize', struct_stat_blkprefix ],
248 [ 'stat', 'st_blocks', struct_stat_blkprefix ],
249 [ 'statfs', 'f_fstypename', struct_stat_blkprefix ],
250 [ 'statfs', 'f_bavail', struct_stat_blkprefix ],
251 [ 'dirent', 'd_type', '''#include <sys/types.h>
252 #include <dirent.h>''' ],
255 foreach m : struct_members
256 header_check_prefix = glib_conf_prefix
258 header_check_prefix = header_check_prefix + m[2]
260 header_check_prefix = header_check_prefix + '#include <sys/stat.h>'
262 if cc.has_member('struct ' + m[0], m[1], prefix : header_check_prefix)
263 define = 'HAVE_STRUCT_@0@_@1@'.format(m[0].to_upper(), m[1].underscorify().to_upper())
264 glib_conf.set(define, 1)
265 glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(define)
270 # Windows Support (Vista+)
271 if host_system == 'windows'
272 glib_conf.set('_WIN32_WINNT', '0x0601')
335 if glib_conf.has('HAVE_SYS_STATVFS_H')
336 functions += ['statvfs']
338 have_func_statvfs = false
340 if glib_conf.has('HAVE_SYS_STATFS_H') or glib_conf.has('HAVE_SYS_MOUNT_H')
341 functions += ['statfs']
343 have_func_statfs = false
346 if host_system == 'windows'
347 iphlpapi_dep = cc.find_library('iphlpapi')
348 iphlpapi_funcs = ['if_nametoindex', 'if_indextoname']
349 foreach ifunc : iphlpapi_funcs
350 if cc.has_function(ifunc,
351 prefix : '#define _WIN32_WINNT 0x0601\n#include <winsock2.h>\n#include <iphlpapi.h>',
352 dependencies : iphlpapi_dep)
353 idefine = 'HAVE_' + ifunc.underscorify().to_upper()
354 glib_conf.set(idefine, 1)
355 glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(idefine)
356 set_variable('have_func_' + ifunc, true)
358 set_variable('have_func_' + ifunc, false)
362 functions += ['if_indextoname', 'if_nametoindex']
365 # AIX splice is something else
366 if host_system != 'aix'
367 functions += ['splice']
370 foreach f : functions
371 if cc.has_function(f)
372 define = 'HAVE_' + f.underscorify().to_upper()
373 glib_conf.set(define, 1)
374 glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format(define)
375 set_variable('have_func_' + f, true)
377 set_variable('have_func_' + f, false)
381 # Check whether strerror_r returns char *
382 if have_func_strerror_r
383 if cc.compiles('''#define _GNU_SOURCE
386 char error_string[256];
387 char *ptr = strerror_r (-2, error_string, 256);
388 char c = *strerror_r (-2, error_string, 256);
389 return c != 0 && ptr != (void*) 0L;
392 name : 'strerror_r() returns char *')
393 glib_conf.set('STRERROR_R_CHAR_P', 1,
394 description: 'Defined if strerror_r returns char *')
398 # Special-case these functions that have alternative names on Windows/MSVC
399 if cc.has_function('snprintf') or cc.has_header_symbol('stdio.h', 'snprintf')
400 glib_conf.set('HAVE_SNPRINTF', 1)
401 glib_conf_prefix = glib_conf_prefix + '#define HAVE_SNPRINTF 1\n'
402 elif cc.has_function('_snprintf') or cc.has_header_symbol('stdio.h', '_snprintf')
403 hack_define = '1\n#define snprintf _snprintf'
404 glib_conf.set('HAVE_SNPRINTF', hack_define)
405 glib_conf_prefix = glib_conf_prefix + '#define HAVE_SNPRINTF ' + hack_define
408 if cc.has_function('strcasecmp')
409 glib_conf.set('HAVE_STRCASECMP', 1)
410 glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRCASECMP 1\n'
411 elif cc.has_function('_stricmp')
412 hack_define = '1\n#define strcasecmp _stricmp'
413 glib_conf.set('HAVE_STRCASECMP', hack_define)
414 glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRCASECMP ' + hack_define
417 if cc.has_function('strncasecmp')
418 glib_conf.set('HAVE_STRNCASECMP', 1)
419 glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRNCASECMP 1\n'
420 elif cc.has_function('_strnicmp')
421 hack_define = '1\n#define strncasecmp _strnicmp'
422 glib_conf.set('HAVE_STRNCASECMP', hack_define)
423 glib_conf_prefix = glib_conf_prefix + '#define HAVE_STRNCASECMP ' + hack_define
426 if cc.has_header_symbol('sys/sysmacros.h', 'major')
427 glib_conf.set('MAJOR_IN_SYSMACROS', 1)
428 elif cc.has_header_symbol('sys/mkdev.h', 'major')
429 glib_conf.set('MAJOR_IN_MKDEV', 1)
432 if cc.has_header_symbol('dlfcn.h', 'RTLD_LAZY')
433 glib_conf.set('HAVE_RTLD_LAZY', 1)
436 if cc.has_header_symbol('dlfcn.h', 'RTLD_NOW')
437 glib_conf.set('HAVE_RTLD_NOW', 1)
440 if cc.has_header_symbol('dlfcn.h', 'RTLD_GLOBAL')
441 glib_conf.set('HAVE_RTLD_GLOBAL', 1)
444 # Check whether to use statfs or statvfs
445 # Some systems have both statfs and statvfs, pick the most "native" for these
446 if have_func_statfs and have_func_statvfs
447 # on solaris and irix, statfs doesn't even have the f_bavail field
448 if not glib_conf.has('HAVE_STRUCT_STATFS_F_BAVAIL')
449 have_func_statfs = false
451 # at least on linux, statfs is the actual syscall
452 have_func_statvfs = false
456 glib_conf.set('USE_STATFS', 1)
457 stat_func_to_use = 'statfs'
458 elif have_func_statvfs
459 glib_conf.set('USE_STATVFS', 1)
460 stat_func_to_use = 'statvfs'
462 stat_func_to_use = 'neither'
464 message('Checking whether to use statfs or statvfs .. ' + stat_func_to_use)
466 if host_system == 'linux'
467 if cc.has_function('mkostemp',
468 prefix: '''#define _GNU_SOURCE
469 #include <stdlib.h>''')
470 glib_conf.set('HAVE_MKOSTEMP', 1)
476 # Mac OS X Carbon support
477 glib_have_carbon = cc.compiles('''#include <Carbon/Carbon.h>
478 #include <CoreServices/CoreServices.h>''',
479 name : 'Mac OS X Carbon support')
481 glib_have_os_x_9_or_later = false
484 glib_conf.set('HAVE_CARBON', true)
485 CARBON_LIBS='-Wl,-framework,Carbon' # FIXME: propagate to .pc files as well
486 platform_ldflags += [CARBON_LIBS]
487 glib_have_os_x_9_or_later = cc.compiles('''#include <AvailabilityMacros.h>
488 #if MAC_OS_X_VERSION_MIN_REQUIRED < 1090
489 #error Compiling for minimum OS X version before 10.9
490 #endif''', name : 'OS X 9 or later')
495 # Mac OS X Cocoa support
496 glib_have_cocoa = cc.compiles('''#include <Cocoa/Cocoa.h>
497 #ifdef GNUSTEP_BASE_VERSION
498 #error "Detected GNUstep, not Cocoa"
500 name : 'Mac OS X Cocoa support')
503 glib_conf.set('HAVE_COCOA', true)
504 COCOA_LIBS='-Wl,-framework,Foundation' # FIXME: propagate to .pc files as well
505 platform_ldflags += [COCOA_LIBS]
511 if cc.links('''#include <linux/futex.h>
512 #include <sys/syscall.h>
514 int main (int argc, char ** argv) {
515 syscall (__NR_futex, NULL, FUTEX_WAKE, FUTEX_WAIT);
517 }''', name : 'futex(2) system call')
518 glib_conf.set('HAVE_FUTEX', 1)
521 # Check for eventfd(2)
522 if cc.links('''#include <sys/eventfd.h>
524 int main (int argc, char ** argv) {
525 eventfd (0, EFD_CLOEXEC);
527 }''', name : 'eventfd(2) system call')
528 glib_conf.set('HAVE_EVENTFD', 1)
531 clock_gettime_test_code = '''
534 int main (int argc, char ** argv) {
535 return clock_gettime(CLOCK_REALTIME, &t);
538 if cc.links(clock_gettime_test_code, name : 'clock_gettime')
539 glib_conf.set('HAVE_CLOCK_GETTIME', 1)
540 elif cc.links(clock_gettime_test_code, args : '-lrt', name : 'clock_gettime in librt')
541 glib_conf.set('HAVE_CLOCK_GETTIME', 1)
542 librt = cc.find_library('rt')
545 # if statfs() takes 2 arguments (Posix) or 4 (Solaris)
547 if cc.compiles(glib_conf_prefix + '''
549 #ifdef HAVE_SYS_PARAM_H
550 #include <sys/param.h>
552 #ifdef HAVE_SYS_VFS_H
555 #ifdef HAVE_SYS_MOUNT_H
556 #include <sys/mount.h>
558 #ifdef HAVE_SYS_STATFS_H
559 #include <sys/statfs.h>
561 void some_func (void) {
564 }''', name : 'number of arguments to statfs() (n=2)')
565 glib_conf.set('STATFS_ARGS', 2)
566 elif cc.compiles(glib_conf_prefix + '''
568 #ifdef HAVE_SYS_PARAM_H
569 #include <sys/param.h>
571 #ifdef HAVE_SYS_VFS_H
574 #ifdef HAVE_SYS_MOUNT_H
575 #include <sys/mount.h>
577 #ifdef HAVE_SYS_STATFS_H
578 #include <sys/statfs.h>
580 void some_func (void) {
582 statfs("/", &st, sizeof (st), 0);
583 }''', name : 'number of arguments to statfs() (n=4)')
584 glib_conf.set('STATFS_ARGS', 4)
586 error('Unable to determine number of arguments to statfs()')
590 # open takes O_DIRECTORY as an option
592 if cc.compiles('''#include <fcntl.h>
593 #include <sys/types.h>
594 #include <sys/stat.h>],
595 void some_func (void) {
596 open(0, O_DIRECTORY, 0);
597 }''', name : 'open() option O_DIRECTORY')
598 glib_conf.set('HAVE_OPEN_O_DIRECTORY', 1)
601 # Check whether there is a vsnprintf() function with C99 semantics installed.
602 # AC_FUNC_VSNPRINTF_C99
603 # Check whether there is a snprintf() function with C99 semantics installed.
604 # AC_FUNC_SNPRINTF_C99
606 have_good_vsnprintf = false
607 have_good_snprintf = false
609 if host_system == 'windows'
610 # Unfortunately the mingw and Visual Studio 2015+ implementations of C99-style
611 # snprintf and vsnprintf don't seem to be quite good enough, at least not in
612 # mingw-runtime-3.14. (Sorry, I don't know exactly what is the problem,
613 # but it is related to floating point formatting and decimal point vs. comma.)
614 # The simple tests in AC_FUNC_VSNPRINTF_C99 and AC_FUNC_SNPRINTF_C99 aren't
615 # rigorous enough to notice, though.
616 glib_conf.set('HAVE_C99_SNPRINTF', false)
617 glib_conf.set('HAVE_C99_VSNPRINTF', false)
619 vsnprintf_c99_test_code = '''
631 r = vsnprintf(buffer, 5, s, args);
637 /* AIX 5.1 and Solaris seems to have a half-baked vsnprintf()
638 implementation. The above will return 7 but if you replace
639 the size of the buffer with 0, it borks! */
641 r = vsnprintf(buffer, 0, s, args);
657 rres = cc.run(vsnprintf_c99_test_code, name : 'C99 vsnprintf')
658 if rres.compiled() and rres.returncode() == 0
659 glib_conf.set('HAVE_C99_VSNPRINTF', 1)
660 have_good_vsnprintf = true
663 snprintf_c99_test_code = '''
674 r = snprintf(buffer, 5, "1234567");
679 r = snprintf(buffer, 0, "1234567");
684 r = snprintf(NULL, 0, "1234567");
699 rres = cc.run(snprintf_c99_test_code, name : 'C99 snprintf')
700 if rres.compiled() and rres.returncode() == 0
701 glib_conf.set('HAVE_C99_SNPRINTF', 1)
702 have_good_snprintf = true
706 if host_system == 'windows'
707 glib_conf.set_quoted('EXEEXT', '.exe')
709 glib_conf.set('EXEEXT', '')
712 if have_good_vsnprintf and have_good_snprintf
713 # Our printf is 'good' only if vsnpintf()/snprintf() supports C99 well enough
714 glib_conf.set('HAVE_GOOD_PRINTF', 1) # FIXME: Check for HAVE_UNIX98_PRINTF?
716 glib_conf.set('HAVE_VASPRINTF', 1)
719 # Check whether the printf() family supports Unix98 %n$ positional parameters
720 # AC_FUNC_PRINTF_UNIX98
721 # Nothing uses HAVE_UNIX98_PRINTF
724 # Check for nl_langinfo and CODESET
725 # FIXME: Check for HAVE_BIND_TEXTDOMAIN_CODESET
726 if cc.links('''#include <langinfo.h>
727 int main (int argc, char ** argv) {
728 char *codeset = nl_langinfo (CODESET);
730 }''', name : 'nl_langinfo and CODESET')
731 glib_conf.set('HAVE_LANGINFO_CODESET', 1)
732 glib_conf.set('HAVE_CODESET', 1)
735 # Check for nl_langinfo and LC_TIME parts that are needed in gdatetime.c
736 if cc.links('''#include <langinfo.h>
737 int main (int argc, char ** argv) {
739 str = nl_langinfo (PM_STR);
740 str = nl_langinfo (D_T_FMT);
741 str = nl_langinfo (D_FMT);
742 str = nl_langinfo (T_FMT);
743 str = nl_langinfo (T_FMT_AMPM);
744 str = nl_langinfo (MON_1);
745 str = nl_langinfo (ABMON_12);
746 str = nl_langinfo (DAY_1);
747 str = nl_langinfo (ABDAY_7);
749 }''', name : 'nl_langinfo (PM_STR)')
750 glib_conf.set('HAVE_LANGINFO_TIME', 1)
752 if cc.links('''#include <langinfo.h>
753 int main (int argc, char ** argv) {
755 str = nl_langinfo (_NL_CTYPE_OUTDIGIT0_MB);
756 str = nl_langinfo (_NL_CTYPE_OUTDIGIT1_MB);
757 str = nl_langinfo (_NL_CTYPE_OUTDIGIT2_MB);
758 str = nl_langinfo (_NL_CTYPE_OUTDIGIT3_MB);
759 str = nl_langinfo (_NL_CTYPE_OUTDIGIT4_MB);
760 str = nl_langinfo (_NL_CTYPE_OUTDIGIT5_MB);
761 str = nl_langinfo (_NL_CTYPE_OUTDIGIT6_MB);
762 str = nl_langinfo (_NL_CTYPE_OUTDIGIT7_MB);
763 str = nl_langinfo (_NL_CTYPE_OUTDIGIT8_MB);
764 str = nl_langinfo (_NL_CTYPE_OUTDIGIT9_MB);
766 }''', name : 'nl_langinfo (_NL_CTYPE_OUTDIGITn_MB)')
767 glib_conf.set('HAVE_LANGINFO_OUTDIGIT', 1)
770 # Check if C compiler supports the 'signed' keyword
771 if not cc.compiles('''signed char x;''', name : 'signed')
772 glib_conf.set('signed', '/* NOOP */')
775 # Check if the ptrdiff_t type exists
776 if cc.has_header_symbol('stddef.h', 'ptrdiff_t')
777 glib_conf.set('HAVE_PTRDIFF_T', 1)
780 # Check for sig_atomic_t type
781 if cc.links('''#include <signal.h>
782 #include <sys/types.h>
783 sig_atomic_t val = 42;
784 int main (int argc, char ** argv) {
785 return val == 42 ? 0 : 1;
786 }''', name : 'sig_atomic_t')
787 glib_conf.set('HAVE_SIG_ATOMIC_T', 1)
790 # Check if 'long long' works and what format can be used to print it
791 # jm_AC_TYPE_LONG_LONG
792 # Nothing uses HAVE_LONG_LONG_FORMAT and HAVE_INT64_AND_I64
793 if cc.compiles('''long long ll = 1LL;
795 int some_func (void) {
796 long long llmax = (long long) -1;
797 return ll << i | ll >> i | llmax / ll | llmax % ll;
798 }''', name : 'long long')
799 glib_conf.set('HAVE_LONG_LONG', 1)
800 have_long_long = true
802 have_long_long = false
805 # Test whether the compiler supports the 'long double' type.
806 if cc.compiles('''/* The Stardent Vistra knows sizeof(long double), but does not support it. */
807 long double foo = 0.0;
808 /* On Ultrix 4.3 cc, long double is 4 and double is 8. */
809 int array [2*(sizeof(long double) >= sizeof(double)) - 1];''',
810 name : 'long double')
811 glib_conf.set('HAVE_LONG_DOUBLE', 1)
814 #dnl Test whether <stddef.h> has the 'wchar_t' type.
815 if cc.has_header_symbol('stddef.h', 'wchar_t')
816 glib_conf.set('HAVE_WCHAR_T', 1)
819 # Test whether <wchar.h> has the 'wint_t' type.
820 if cc.has_header_symbol('wchar.h', 'wint_t')
821 glib_conf.set('HAVE_WINT_T', 1)
824 found_uintmax_t = false
826 # Define HAVE_INTTYPES_H_WITH_UINTMAX if <inttypes.h> exists,
827 # doesn't clash with <sys/types.h>, and declares uintmax_t.
828 # jm_AC_HEADER_INTTYPES_H
829 if cc.compiles('''#include <sys/types.h>
830 #include <inttypes.h>
831 void some_func (void) {
832 uintmax_t i = (uintmax_t) -1;
833 }''', name : 'uintmax_t in inttypes.h')
834 glib_conf.set('HAVE_INTTYPES_H_WITH_UINTMAX', 1)
835 found_uintmax_t = true
838 # Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
839 # doesn't clash with <sys/types.h>, and declares uintmax_t.
840 # jm_AC_HEADER_STDINT_H
841 if cc.compiles('''#include <sys/types.h>
843 void some_func (void) {
844 uintmax_t i = (uintmax_t) -1;
845 }''', name : 'uintmax_t in stdint.h')
846 glib_conf.set('HAVE_STDINT_H_WITH_UINTMAX', 1)
847 found_uintmax_t = true
850 # Define intmax_t to 'long' or 'long long'
851 # if it is not already defined in <stdint.h> or <inttypes.h>.
852 # For simplicity, we assume that a header file defines 'intmax_t' if and
853 # only if it defines 'uintmax_t'.
855 glib_conf.set('HAVE_INTMAX_T', 1)
857 glib_conf.set('intmax_t', 'long long')
859 glib_conf.set('intmax_t', 'long')
862 char_size = cc.sizeof('char')
863 short_size = cc.sizeof('short')
864 int_size = cc.sizeof('int')
865 voidp_size = cc.sizeof('void*')
866 long_size = cc.sizeof('long')
868 long_long_size = cc.sizeof('long long')
872 sizet_size = cc.sizeof('size_t')
873 if cc.get_id() == 'msvc'
874 ssizet_size = cc.sizeof('SSIZE_T', prefix : '#include <BaseTsd.h>')
876 ssizet_size = cc.sizeof('ssize_t')
879 # On Windows, MSVC supports both ll and I64 as format specifiers for 64-bit
880 # integers, but some versions (at least 4.7.x) of MinGW only support I64.
881 if host_system == 'windows'
887 char_align = cc.alignment('char')
888 short_align = cc.alignment('short')
889 int_align = cc.alignment('int')
890 voidp_align = cc.alignment('void*')
891 long_align = cc.alignment('long')
892 long_long_align = cc.alignment('long long')
893 # NOTE: We don't check for size of __int64 because long long is guaranteed to
894 # be 64-bit in C99, and it is available on all supported compilers
895 sizet_align = cc.alignment('size_t')
897 glib_conf.set('ALIGNOF_UNSIGNED_LONG', long_align)
899 glib_conf.set('SIZEOF_CHAR', char_size)
900 glib_conf.set('SIZEOF_INT', int_size)
901 glib_conf.set('SIZEOF_SHORT', short_size)
902 glib_conf.set('SIZEOF_LONG', long_size)
903 glib_conf.set('SIZEOF_LONG_LONG', long_long_size)
904 glib_conf.set('SIZEOF_SIZE_T', sizet_size)
905 glib_conf.set('SIZEOF_SSIZE_T', ssizet_size)
906 glib_conf.set('SIZEOF_VOID_P', voidp_size)
919 error('Compiler provides no native 16-bit integer type')
921 glibconfig_conf.set('gint16', gint16)
922 glibconfig_conf.set_quoted('gint16_modifier', gint16_modifier)
923 glibconfig_conf.set_quoted('gint16_format', gint16_format)
924 glibconfig_conf.set_quoted('guint16_format', guint16_format)
931 guint32_align = short_align
937 guint32_align = int_align
943 guint32_align = long_align
945 error('Compiler provides no native 32-bit integer type')
947 glibconfig_conf.set('gint32', gint32)
948 glibconfig_conf.set_quoted('gint32_modifier', gint32_modifier)
949 glibconfig_conf.set_quoted('gint32_format', gint32_format)
950 glibconfig_conf.set_quoted('guint32_format', guint32_format)
951 glib_conf.set('ALIGNOF_GUINT32', guint32_align)
959 gint64_constant='(val)'
960 guint64_constant='(val)'
961 guint64_align = int_align
968 gint64_constant='(val##L)'
969 guint64_constant='(val##UL)'
970 guint64_align = long_align
971 elif long_long_size == 8
973 glib_extension='G_GNUC_EXTENSION '
974 gint64_modifier=int64_m
975 gint64_format=int64_m + 'i'
976 guint64_format=int64_m + 'u'
977 gint64_constant='(G_GNUC_EXTENSION (val##LL))'
978 guint64_constant='(G_GNUC_EXTENSION (val##ULL))'
979 guint64_align = long_long_align
981 error('Compiler provides no native 64-bit integer type')
983 glibconfig_conf.set('glib_extension', glib_extension)
984 glibconfig_conf.set('gint64', gint64)
985 glibconfig_conf.set_quoted('gint64_modifier', gint64_modifier)
986 glibconfig_conf.set_quoted('gint64_format', gint64_format)
987 glibconfig_conf.set_quoted('guint64_format', guint64_format)
988 glibconfig_conf.set('gint64_constant', gint64_constant)
989 glibconfig_conf.set('guint64_constant', guint64_constant)
990 glib_conf.set('ALIGNOF_GUINT64', guint64_align)
992 if host_system == 'windows'
993 glibconfig_conf.set('g_pid_type', 'void*')
994 glibconfig_conf.set_quoted('g_pid_format', 'p')
995 if host_machine.cpu_family() == 'x86_64'
996 glibconfig_conf.set_quoted('g_pollfd_format', '%#I64x')
998 glibconfig_conf.set_quoted('g_pollfd_format', '%#x')
1001 glibconfig_conf.set('g_pid_type', 'int')
1002 glibconfig_conf.set_quoted('g_pid_format', 'i')
1003 glibconfig_conf.set_quoted('g_pollfd_format', '%d')
1006 if sizet_size == short_size
1007 glibconfig_conf.set('glib_size_type_define', 'short')
1008 glibconfig_conf.set_quoted('gsize_modifier', 'h')
1009 glibconfig_conf.set_quoted('gssize_modifier', 'h')
1010 glibconfig_conf.set_quoted('gsize_format', 'hu')
1011 glibconfig_conf.set_quoted('gssize_format', 'hi')
1012 glibconfig_conf.set('glib_msize_type', 'SHRT')
1013 elif sizet_size == int_size
1014 glibconfig_conf.set('glib_size_type_define', 'int')
1015 glibconfig_conf.set_quoted('gsize_modifier', '')
1016 glibconfig_conf.set_quoted('gssize_modifier', '')
1017 glibconfig_conf.set_quoted('gsize_format', 'u')
1018 glibconfig_conf.set_quoted('gssize_format', 'i')
1019 glibconfig_conf.set('glib_msize_type', 'INT')
1020 elif sizet_size == long_size
1021 glibconfig_conf.set('glib_size_type_define', 'long')
1022 glibconfig_conf.set_quoted('gsize_modifier', 'l')
1023 glibconfig_conf.set_quoted('gssize_modifier', 'l')
1024 glibconfig_conf.set_quoted('gsize_format', 'lu')
1025 glibconfig_conf.set_quoted('gssize_format', 'li')
1026 glibconfig_conf.set('glib_msize_type', 'LONG')
1027 elif sizet_size == long_long_size
1028 glibconfig_conf.set('glib_size_type_define', 'long long')
1029 glibconfig_conf.set_quoted('gsize_modifier', int64_m)
1030 glibconfig_conf.set_quoted('gssize_modifier', int64_m)
1031 glibconfig_conf.set_quoted('gsize_format', int64_m + 'u')
1032 glibconfig_conf.set_quoted('gssize_format', int64_m + 'i')
1033 glibconfig_conf.set('glib_msize_type', 'INT64')
1035 error('Could not determine size of size_t.')
1038 if voidp_size == int_size
1039 glibconfig_conf.set('glib_intptr_type_define', 'int')
1040 glibconfig_conf.set_quoted('gintptr_modifier', '')
1041 glibconfig_conf.set_quoted('gintptr_format', 'i')
1042 glibconfig_conf.set_quoted('guintptr_format', 'u')
1043 glibconfig_conf.set('glib_gpi_cast', '(gint)')
1044 glibconfig_conf.set('glib_gpui_cast', '(guint)')
1045 elif voidp_size == long_size
1046 glibconfig_conf.set('glib_intptr_type_define', 'long')
1047 glibconfig_conf.set_quoted('gintptr_modifier', 'l')
1048 glibconfig_conf.set_quoted('gintptr_format', 'li')
1049 glibconfig_conf.set_quoted('guintptr_format', 'lu')
1050 glibconfig_conf.set('glib_gpi_cast', '(glong)')
1051 glibconfig_conf.set('glib_gpui_cast', '(gulong)')
1052 elif voidp_size == long_long_size
1053 glibconfig_conf.set('glib_intptr_type_define', 'long long')
1054 glibconfig_conf.set_quoted('gintptr_modifier', int64_m)
1055 glibconfig_conf.set_quoted('gintptr_format', int64_m + 'i')
1056 glibconfig_conf.set_quoted('guintptr_format', int64_m + 'u')
1057 glibconfig_conf.set('glib_gpi_cast', '(gint64)')
1058 glibconfig_conf.set('glib_gpui_cast', '(guint64)')
1060 error('Could not determine size of void *')
1063 if long_size != 8 and long_long_size != 8 and int_size != 8
1064 error('GLib requires a 64-bit type. You might want to consider using the GNU C compiler.')
1067 glibconfig_conf.set('gintbits', int_size * 8)
1068 glibconfig_conf.set('glongbits', long_size * 8)
1069 glibconfig_conf.set('gsizebits', sizet_size * 8)
1070 glibconfig_conf.set('gssizebits', ssizet_size * 8)
1072 # FIXME: maybe meson should tell us the libsuffix?
1073 if host_system == 'windows'
1074 g_module_suffix = 'dll'
1075 elif host_system == 'darwin'
1076 g_module_suffix = 'dylib'
1078 g_module_suffix = 'so'
1080 glibconfig_conf.set('g_module_suffix', g_module_suffix)
1082 glibconfig_conf.set('GLIB_MAJOR_VERSION', major_version)
1083 glibconfig_conf.set('GLIB_MINOR_VERSION', minor_version)
1084 glibconfig_conf.set('GLIB_MICRO_VERSION', micro_version)
1085 glibconfig_conf.set('GLIB_VERSION', glib_version)
1087 glibconfig_conf.set('glib_void_p', voidp_size)
1088 glibconfig_conf.set('glib_long', long_size)
1089 glibconfig_conf.set('glib_size_t', sizet_size)
1090 glibconfig_conf.set('glib_ssize_t', ssizet_size)
1091 if host_machine.endian() == 'big'
1092 glibconfig_conf.set('g_byte_order', 'G_BIG_ENDIAN')
1093 glibconfig_conf.set('g_bs_native', 'BE')
1094 glibconfig_conf.set('g_bs_alien', 'LE')
1096 glibconfig_conf.set('g_byte_order', 'G_LITTLE_ENDIAN')
1097 glibconfig_conf.set('g_bs_native', 'LE')
1098 glibconfig_conf.set('g_bs_alien', 'BE')
1101 # === va_copy checks ===
1102 # we currently check for all three va_copy possibilities, so we get
1103 # all results in config.log for bug reports.
1106 foreach try_func : [ '__va_copy', 'va_copy' ]
1107 if cc.compiles('''#include <stdarg.h>
1110 # include "msvc_recommended_pragmas.h"
1112 void f (int i, ...) {
1113 va_list args1, args2;
1114 va_start (args1, i);
1116 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1118 va_end (args1); va_end (args2);
1123 }'''.format(try_func),
1124 name : try_func + ' check')
1125 va_copy_func = try_func
1128 if va_copy_func != ''
1129 glib_conf.set('G_VA_COPY', va_copy_func)
1130 glib_vacopy = '#define G_VA_COPY ' + va_copy_func
1132 glib_vacopy = '/* #undef G_VA_COPY */'
1135 va_list_val_copy_prog = '''
1138 void f (int i, ...) {
1139 va_list args1, args2;
1140 va_start (args1, i);
1142 if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42)
1144 va_end (args1); va_end (args2);
1151 # We do this in two steps so if compilation fails already it looks less alarming
1152 glib_va_val_copy = false
1153 if cc.compiles(va_list_val_copy_prog, name : 'va_lists can be copied as values')
1154 # FIXME: what to do when cross-compiling?
1155 if cc.run(va_list_val_copy_prog, name : 'va_lists can be copied as values').returncode() == 0
1156 glib_va_val_copy = true
1159 if not glib_va_val_copy
1160 glib_va_val_copy = false
1161 glib_vacopy = glib_vacopy + '\n#define G_VA_COPY_AS_ARRAY 1'
1162 glib_conf.set('G_VA_COPY_AS_ARRAY', 1)
1164 glibconfig_conf.set('glib_vacopy', glib_vacopy)
1166 # check for flavours of varargs macros
1167 g_have_iso_c_varargs = cc.compiles('''
1168 void some_func (void) {
1169 int a(int p1, int p2, int p3);
1170 #define call_a(...) a(1,__VA_ARGS__)
1172 }''', name : 'ISO C99 varargs macros in C')
1174 if g_have_iso_c_varargs
1175 glibconfig_conf.set('g_have_iso_c_varargs', '''
1177 # define G_HAVE_ISO_VARARGS 1
1181 g_have_iso_cxx_varargs = cxx.compiles('''
1182 void some_func (void) {
1183 int a(int p1, int p2, int p3);
1184 #define call_a(...) a(1,__VA_ARGS__)
1186 }''', name : 'ISO C99 varargs macros in C++')
1188 if g_have_iso_cxx_varargs
1189 glibconfig_conf.set('g_have_iso_cxx_varargs', '''
1191 # define G_HAVE_ISO_VARARGS 1
1195 g_have_gnuc_varargs = cc.compiles('''
1196 void some_func (void) {
1197 int a(int p1, int p2, int p3);
1198 #define call_a(params...) a(1,params)
1200 }''', name : 'GNUC varargs macros')
1202 if cc.has_header('alloca.h')
1203 glibconfig_conf.set('GLIB_HAVE_ALLOCA_H', true)
1205 has_syspoll = cc.has_header('sys/poll.h')
1206 has_systypes = cc.has_header('sys/types.h')
1208 glibconfig_conf.set('GLIB_HAVE_SYS_POLL_H', true)
1210 has_winsock2 = cc.has_header('winsock2.h')
1212 if has_syspoll and has_systypes
1213 templ = '''#include<sys/poll.h>
1214 #include<sys/types.h>
1216 int main(int argc, char **argv) {
1217 printf("%d\n", (int)@0@);
1221 templ = '''#define _WIN32_WINNT 0x0600
1223 #include <winsock2.h>
1224 int main(int argc, char **argv) {
1225 printf("%d\n", (int)@0@);
1230 error('FIX POLL* defines')
1233 value_POLLIN = cc.run(templ.format('POLLIN'), name : 'POLLIN value').stdout().strip()
1234 value_POLLOUT = cc.run(templ.format('POLLOUT'), name : 'POLLOUT value').stdout().strip()
1235 value_POLLPRI = cc.run(templ.format('POLLPRI'), name : 'POLLPRI value').stdout().strip()
1236 value_POLLERR = cc.run(templ.format('POLLERR'), name : 'POLLERR value').stdout().strip()
1237 value_POLLHUP = cc.run(templ.format('POLLHUP'), name : 'POLLHUP value').stdout().strip()
1238 value_POLLNVAL = cc.run(templ.format('POLLNVAL'), name : 'POLLNVAL value').stdout().strip()
1240 glibconfig_conf.set('g_pollin', value_POLLIN)
1241 glibconfig_conf.set('g_pollout', value_POLLOUT)
1242 glibconfig_conf.set('g_pollpri', value_POLLPRI)
1243 glibconfig_conf.set('g_pollerr', value_POLLERR)
1244 glibconfig_conf.set('g_pollhup', value_POLLHUP)
1245 glibconfig_conf.set('g_pollnval', value_POLLNVAL)
1247 # Internet address families
1248 # FIXME: what about Cygwin (G_WITH_CYGWIN)
1249 if host_system == 'windows'
1250 glib_inet_includes= '''
1251 #include <winsock2.h>
1254 glib_inet_includes='''
1255 #include <sys/types.h>
1256 #include <sys/socket.h>
1261 [ 'AF_UNIX', 'g_af_unix' ],
1262 [ 'AF_INET', 'g_af_inet' ],
1263 [ 'AF_INET6', 'g_af_inet6' ],
1264 [ 'MSG_OOB', 'g_msg_oob' ],
1265 [ 'MSG_PEEK', 'g_msg_peek' ],
1266 [ 'MSG_DONTROUTE', 'g_msg_dontroute' ],
1268 foreach d : net_defines
1271 int main(int argc, char **argv) {
1272 printf("%d\n", (int)@1@);
1275 # FIXME: fix for cross-compilation
1276 if not meson.has_exe_wrapper()
1277 error('Fix sys define detection for cross build')
1279 val = cc.run(templ.format(glib_inet_includes, d[0]), name : d[0] + ' value').stdout().strip()
1280 glibconfig_conf.set(d[1], val)
1283 glibconfig_conf.set('GLIB_USING_SYSTEM_PRINTF', true) # FIXME!
1285 # We need a more robust approach here...
1286 host_cpu_family = host_machine.cpu_family()
1287 if host_cpu_family == 'x86' or host_cpu_family == 'x86_64' or host_cpu_family == 's390' or host_cpu_family == 's390x' or host_cpu_family.startswith('arm') or host_cpu_family.startswith('crisv32') or host_cpu_family.startswith('etrax')
1288 glib_memory_barrier_needed = false
1289 elif host_cpu_family.startswith('sparc') or host_cpu_family.startswith('alpha') or host_cpu_family.startswith('powerpc') or host_cpu_family == 'ia64'
1290 glib_memory_barrier_needed = true
1292 error('Unknown host cpu: ' + host_cpu_family)
1293 glib_memory_barrier_needed = true
1295 glibconfig_conf.set('G_ATOMIC_OP_MEMORY_BARRIER_NEEDED', glib_memory_barrier_needed)
1297 # Note that the atomic ops are only available with GCC on x86 when
1298 # using -march=i486 or higher. If we detect that the atomic ops are
1299 # not available but would be available given the right flags, we want
1300 # to abort and advise the user to fix their CFLAGS. It's better to do
1301 # that then to silently fall back on emulated atomic ops just because
1302 # the user had the wrong build environment.
1303 atomictest = '''void func() {
1304 volatile int atomic = 2;
1305 __sync_bool_compare_and_swap (&atomic, 2, 3);
1308 if cc.compiles(atomictest)
1309 glibconfig_conf.set('G_ATOMIC_LOCK_FREE', true)
1311 if host_machine.cpu_family() == 'x86' and cc.compiles(atomictest, args : '-march=i486')
1312 error('GLib must be built with -march=i486 or later.')
1314 glibconfig_conf.set('G_ATOMIC_LOCK_FREE', false)
1319 # Let meson figure out all this business and whether -pthread or whatnot is needed
1320 # FIXME: probably needs more tweaking in meson for things like -D_REENTRANT etc.
1321 thread_dep = dependency('threads')
1323 # Determination of thread implementation
1324 if host_system == 'windows'
1325 glibconfig_conf.set('g_threads_impl_def', 'WIN32')
1326 glib_conf.set('THREADS_WIN32', 1)
1328 glibconfig_conf.set('g_threads_impl_def', 'POSIX')
1329 glib_conf.set('THREADS_POSIX', 1)
1330 if cc.has_header_symbol('pthread.h', 'pthread_attr_setstacksize')
1331 glib_conf.set('HAVE_PTHREAD_ATTR_SETSTACKSIZE', 1)
1333 if cc.has_header_symbol('pthread.h', 'pthread_condattr_setclock')
1334 glib_conf.set('HAVE_PTHREAD_CONDATTR_SETCLOCK', 1)
1336 if cc.has_header_symbol('pthread.h', 'pthread_cond_timedwait_relative_np')
1337 glib_conf.set('HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE_NP', 1)
1339 # Assume that pthread_setname_np is available in some form; same as configure
1340 if cc.links('''#ifndef _GNU_SOURCE
1341 # define _GNU_SOURCE
1343 #include <pthread.h>
1345 pthread_setname_np("example");
1347 name : 'pthread_setname_np(const char*)',
1348 dependencies : thread_dep)
1350 glib_conf.set('HAVE_PTHREAD_SETNAME_NP_WITHOUT_TID', 1)
1351 elif cc.links('''#ifndef _GNU_SOURCE
1352 # define _GNU_SOURCE
1354 #include <pthread.h>
1356 pthread_setname_np(pthread_self(), "example");
1358 name : 'pthread_setname_np(pthread_t, const char*)',
1359 dependencies : thread_dep)
1360 # Linux, Solaris, etc.
1361 glib_conf.set('HAVE_PTHREAD_SETNAME_NP_WITH_TID', 1)
1365 # FIXME: how to do this when cross-compiling?
1366 # FIXME: we should make it print the result and always return 0, so that
1367 # the output in meson shows up as green
1368 stack_grows_check_prog = '''
1369 volatile int *a = 0, *b = 0;
1381 return b > a ? 0 : 1;
1383 stack_grows_run_result = cc.run(stack_grows_check_prog, name : 'stack grows check')
1384 if stack_grows_run_result.compiled() and stack_grows_run_result.returncode() == 0
1385 glibconfig_conf.set('G_HAVE_GROWING_STACK', 1)
1387 glibconfig_conf.set('G_HAVE_GROWING_STACK', 0)
1392 # USE_LIBICONV_GNU: Using GNU libiconv
1393 # USE_LIBICONV_NATIVE: Using a native impl of iconv in a separate library
1395 # We should never use the MinGW C library's iconv. On Windows we use the
1396 # GNU implementation that ships with MinGW.
1398 # On Windows, just always use the built-in implementation
1399 if host_system == 'windows'
1401 glib_conf.set('USE_LIBICONV_NATIVE', true)
1404 iconv_opt = get_option('iconv')
1405 if iconv_opt == 'libc'
1406 if cc.has_function('iconv_open')
1410 elif iconv_opt == 'gnu'
1411 if cc.has_header_symbol('iconv.h', 'libiconv_open')
1412 glib_conf.set('USE_LIBICONV_GNU', true)
1413 libiconv = [cc.find_library('iconv')]
1416 elif iconv_opt == 'native'
1417 if cc.has_header_symbol('iconv.h', 'iconv_open')
1418 glib_conf.set('USE_LIBICONV_NATIVE', true)
1419 libiconv = [cc.find_library('iconv')]
1425 error('No iconv() implementation found in C library or libiconv')
1430 if get_option('internal_pcre')
1432 use_system_pcre = false
1434 pcre = dependency('libpcre', required : false) # Should check for Unicode support, too. FIXME
1436 if cc.get_id() == 'msvc'
1437 # MSVC: Search for the PCRE library by the configuration, which corresponds
1438 # to the output of CMake builds of PCRE. Note that debugoptimized
1439 # is really a Release build with .PDB files.
1440 if buildtype == 'debug'
1441 pcre = cc.find_library('pcred', required : false)
1443 pcre = cc.find_library('pcre', required : false)
1447 use_system_pcre = pcre.found()
1449 glib_conf.set('USE_SYSTEM_PCRE', use_system_pcre)
1451 use_pcre_static_flag = false
1453 if host_system == 'windows'
1454 if not use_system_pcre
1455 use_pcre_static_flag = true
1457 pcre_static = cc.links('''#define PCRE_STATIC
1465 name : 'Windows system PCRE is a static build')
1467 use_pcre_static_flag = true
1472 libm = cc.find_library('m', required : false)
1473 libffi_dep = dependency('libffi', version : '>= 3.0.0', fallback : ['libffi', 'ffi_dep'])
1474 zlib_libname = '-lz'
1475 if cc.get_id() != 'msvc'
1476 libz_dep = dependency('zlib', fallback : ['zlib', 'zlib_dep'])
1478 # MSVC: Don't use the bundled ZLib sources until we are sure that we can't
1479 # find the ZLib .lib
1480 libz_dep = dependency('zlib', required : false)
1482 # MSVC: Search for the ZLib .lib, which corresponds to the results of
1483 # of using ZLib's win32/makefile.msc.
1484 if not libz_dep.found()
1485 libz_dep = cc.find_library('zlib1', required : false)
1487 zlib_libname = '-lzlib1'
1489 libz_dep = cc.find_library('zlib', required : false)
1491 zlib_libname = '-lzlib'
1493 libz_dep = subproject('zlib').get_variable('zlib_dep')
1499 # Only used on non-glibc targets
1500 libintl = cc.find_library('intl', required : false)
1501 if host_system == 'windows' and not libintl.found()
1502 # Used only when the gettext library is not available (MSVC, not MinGW)
1503 libintl = subproject('proxy-libintl').get_variable('intl_dep')
1504 glib_conf.set('HAVE_DCGETTEXT', 1)
1506 glib_conf.set('HAVE_DCGETTEXT', cc.has_header_symbol('libintl.h', 'dcgettext'))
1508 # We require gettext to always be present
1509 glib_conf.set('HAVE_GETTEXT', 1)
1510 glib_conf.set_quoted('GLIB_LOCALE_DIR', join_paths(glib_datadir, 'locale'))
1511 # xgettext is optional (on Windows for instance)
1512 xgettext = find_program('xgettext', required : false)
1514 # libmount is only used by gio, but we need to fetch the libs to generate the
1515 # pkg-config file below
1517 if host_system == 'linux' and get_option('libmount')
1518 libmount_dep = [dependency('mount', version : '>=2.28', required : false)]
1519 if not libmount_dep[0].found()
1520 libmount_dep = [cc.find_library('mount', required : true)]
1521 if not cc.has_header('libmount/libmount.h')
1522 error('libmount support needs libmount/libmount.h header')
1527 if host_system == 'windows'
1528 winsock2 = cc.find_library('ws2_32')
1532 if host_system == 'linux' and get_option('selinux')
1533 selinux_dep = [dependency('libselinux')]
1534 glib_conf.set('SELINUX_LIBS', '-lselinux')
1535 glib_conf.set('HAVE_SELINUX', 1)
1539 if host_system != 'windows' and get_option('xattr')
1540 # either glibc or libattr can provide xattr support
1541 # for both of them, we check for getxattr being in
1542 # the library and a valid xattr header.
1545 if cc.has_function('getxattr') and cc.has_header('sys/xattr.h')
1546 glib_conf.set('HAVE_SYS_XATTR_H', 1)
1547 glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format('HAVE_SYS_XATTR_H')
1548 #failure. try libattr
1549 elif cc.has_header_symbol('attr/xattr.h', 'getxattr')
1550 glib_conf.set('HAVE_ATTR_XATTR_H', 1)
1551 glib_conf_prefix = glib_conf_prefix + '#define @0@ 1\n'.format('HAVE_ATTR_XATTR_H')
1552 xattr_dep = [cc.find_library('xattr')]
1554 error('No getxattr implementation found in C library or libxattr')
1557 glib_conf.set('HAVE_XATTR', 1)
1558 if cc.compiles(glib_conf_prefix + '''
1560 #ifdef HAVE_SYS_TYPES_H
1561 #include <sys/types.h>
1563 #ifdef HAVE_SYS_XATTR_H
1564 #include <sys/xattr.h>
1565 #elif HAVE_ATTR_XATTR_H
1566 #include <attr/xattr.h>
1570 ssize_t len = getxattr("", "", NULL, 0, 0, XATTR_NOFOLLOW);
1572 name : 'XATTR_NOFOLLOW')
1573 glib_conf.set('HAVE_XATTR_NOFOLLOW', 1)
1577 python = import('python3').find_python()
1579 # Determine which user environment-dependent files that we want to install
1580 have_bash = find_program('bash', required : false).found() # For completion scripts
1581 have_m4 = find_program('m4', required : false).found() # For m4 macros
1582 have_sh = find_program('sh', required : false).found() # For glib-gettextize
1584 # FIXME: defines in config.h that are not actually used anywhere
1585 # (we add them for now to minimise the diff)
1586 glib_conf.set('HAVE_DLFCN_H', 1)
1587 glib_conf.set('__EXTENSIONS__', 1)
1588 glib_conf.set('STDC_HEADERS', 1)
1590 glib_conf.set('SIZEOF___INT64', 8)
1592 # Various substs needed for our pkg-config files
1593 # FIXME: Derive these from the dependency() objects (Meson support needed)
1594 glib_conf.set('ZLIB_LIBS', zlib_libname)
1595 glib_conf.set('LIBFFI_LIBS', '-lffi')
1597 glib_conf.set('INTLLIBS', '-lintl')
1599 if libiconv.length() != 0
1600 glib_conf.set('ICONV_LIBS', '-liconv')
1603 glib_conf.set('PCRE_LIBS', '-lpcre')
1605 if libmount_dep.length() != 0
1606 glib_conf.set('LIBMOUNT_LIBS', '-lmount')
1607 glib_conf.set('HAVE_LIBMOUNT', 1)
1609 glib_conf.set('GIO_MODULE_DIR', glib_giomodulesdir)
1611 # @G_MODULE_LIBS@ @COCOA_LIBS@ @CARBON_LIBS@ @G_LIBS_EXTRA@
1612 # @PCRE_REQUIRES@ @GLIB_EXTRA_CFLAGS@ @G_THREAD_CFLAGS@
1615 want_dtrace = get_option('dtrace')
1616 enable_dtrace = false
1618 # Since dtrace support is opt-in we just error out if it was requested but
1619 # is not available. We don't bother with autodetection yet.
1622 error('GLib dtrace support not yet compatible with macOS dtrace')
1624 dtrace = find_program('dtrace', required : true) # error out if not found
1625 if not cc.has_header('sys/sdt.h')
1626 error('dtrace support needs sys/sdt.h header')
1628 # FIXME: autotools build also passes -fPIC -DPIC but is it needed in this case?
1629 dtrace_obj_gen = generator(dtrace,
1630 output : '@BASENAME@.o',
1631 arguments : ['-G', '-s', '@INPUT@', '-o', '@OUTPUT@'])
1632 # FIXME: $(SED) -e "s,define STAP_HAS_SEMAPHORES 1,undef STAP_HAS_SEMAPHORES,"
1633 # -e "s,define _SDT_HAS_SEMAPHORES 1,undef _SDT_HAS_SEMAPHORES,"
1634 dtrace_hdr_gen = generator(dtrace,
1635 output : '@BASENAME@.h',
1636 arguments : ['-h', '-s', '@INPUT@', '-o', '@OUTPUT@'])
1637 glib_conf.set('HAVE_DTRACE', 1)
1638 enable_dtrace = true
1642 want_systemtap = get_option('systemtap')
1643 enable_systemtap = false
1645 if want_systemtap and enable_dtrace
1646 tapset_install_dir = get_option('tapset_install_dir')
1647 if tapset_install_dir == ''
1648 tapset_install_dir = join_paths(get_option('datadir'), 'systemtap/tapset', host_machine.cpu_family())
1650 stp_cdata = configuration_data()
1651 stp_cdata.set('ABS_GLIB_RUNTIME_LIBDIR', glib_libdir)
1652 stp_cdata.set('LT_CURRENT', minor_version.to_int() * 100)
1653 stp_cdata.set('LT_REVISION', micro_version.to_int())
1654 enable_systemtap = true
1658 windows = import('windows')
1669 # Configure and install pkg-config files
1675 'gmodule-export-2.0.pc',
1676 'gmodule-no-export-2.0.pc',
1679 if host_system == 'windows'
1680 pc_files += ['gio-windows-2.0.pc']
1682 pc_files += ['gio-unix-2.0.pc']
1685 foreach pc : pc_files
1686 configure_file(input : pc + '.in',
1688 install_dir : glib_pkgconfigreldir,
1690 configuration : glib_conf)
1693 # NOTE: We skip glib-zip.in because the filenames it assumes don't match ours
1695 # Install glib-gettextize executable, if a UNIX-style shell is found
1697 configure_file(input : 'glib-gettextize.in',
1699 install_dir : 'bin',
1700 output : 'glib-gettextize',
1701 configuration : glib_conf)
1705 # Install m4 macros that other projects use
1706 install_data('m4macros/glib-2.0.m4', 'm4macros/glib-gettext.m4', 'm4macros/gsettings.m4',
1707 install_dir : join_paths(get_option('datadir'), 'aclocal'))
1710 if host_system != 'windows'
1711 # Install Valgrind suppression file (except on Windows,
1712 # as Valgrind is currently not supported on Windows)
1713 install_data('glib.supp',
1714 install_dir : join_paths(get_option('datadir'), 'glib-2.0', 'valgrind'))
1717 configure_file(input : 'config.h.meson',
1718 output : 'config.h',
1719 configuration : glib_conf)
1721 if host_system == 'windows'
1722 install_headers([ 'msvc_recommended_pragmas.h' ], subdir : 'glib-2.0')
1725 if get_option('man')
1726 xsltproc = find_program('xsltproc', required : true)
1727 xsltproc_command = [
1730 '--stringparam', 'man.output.quietly', '1',
1731 '--stringparam', 'funcsynopsis.style', 'ansi',
1732 '--stringparam', 'man.th.extra1.suppress', '1',
1733 '--stringparam', 'man.authors.section.enabled', '0',
1734 '--stringparam', 'man.copyright.section.enabled', '0',
1736 'http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl',
1739 man1_dir = get_option('mandir') + '/man1'
1742 gnome = import('gnome')
1743 subdir('docs/reference/glib')
1744 subdir('docs/reference/gobject')
1745 subdir('docs/reference/gio')