1project('harfbuzz', 'c', 'cpp',
2  meson_version: '>= 0.47.0',
3  default_options : ['cpp_std=c++11'],
4  version: '2.6.4')
5
6warning('Meson is not our main build system yet, don\'t use it for packaging HarfBuzz for *nix distros for now')
7
8hb_version_arr = meson.project_version().split('.')
9hb_version_major = hb_version_arr[0].to_int()
10hb_version_minor = hb_version_arr[1].to_int()
11hb_version_micro = hb_version_arr[2].to_int()
12
13# libtool versioning
14hb_version_int = hb_version_major*10000 + hb_version_minor*100 + hb_version_micro
15if hb_version_minor % 2 == 1
16  hb_libtool_revision = 0                # for unstable releases
17else
18  hb_libtool_revision = hb_version_micro # for stable releases
19endif
20hb_libtool_age = hb_version_int - hb_libtool_revision
21hb_libtool_current = hb_libtool_age
22hb_libtool_version_info = '@0@:@1@:@2@'.format(hb_libtool_current, hb_libtool_revision, hb_libtool_age)
23
24pkgmod = import('pkgconfig')
25cpp = meson.get_compiler('cpp')
26
27if cpp.get_id() == 'msvc'
28  # Ignore several spurious warnings for things HarfBuzz does very commonly.
29  # If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
30  # If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
31  # NOTE: Only add warnings here if you are sure they're spurious
32  msvc_args = [
33      '/wd4018', # implicit signed/unsigned conversion
34      '/wd4146', # unary minus on unsigned (beware INT_MIN)
35      '/wd4244', # lossy type conversion (e.g. double -> int)
36      '/wd4305', # truncating type conversion (e.g. double -> float)
37      cpp.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
38  ]
39  add_project_arguments(msvc_args, language : ['c', 'cpp'])
40  # Disable SAFESEH with MSVC for libs that use external deps that are built with MinGW
41  # noseh_link_args = ['/SAFESEH:NO']
42endif
43
44add_project_arguments(cpp.get_supported_arguments([
45  '-fno-rtti',
46  '-fno-exceptions',
47  '-fno-threadsafe-statics',
48  '-fvisibility-inlines-hidden', # maybe shouldn't be applied for mingw
49]), language : 'cpp')
50
51if host_machine.cpu_family() == 'arm' and cpp.alignment('struct { char c; }') != 1
52  if cpp.has_argument('-mstructure-size-boundary=8')
53    add_project_arguments('-mstructure-size-boundary=8', language : 'cpp')
54  endif
55endif
56
57python3 = import('python').find_installation('python3')
58
59check_headers = [
60  ['unistd.h'],
61  ['sys/mman.h'],
62  ['xlocale.h'],
63  ['stdbool.h'],
64]
65
66check_funcs = [
67  ['atexit'],
68  ['mprotect'],
69  ['sysconf'],
70  ['getpagesize'],
71  ['mmap'],
72  ['isatty'],
73  ['newlocale'],
74  ['strtod_l'],
75  ['roundf'],
76]
77
78freetype_dep = dependency('freetype2', required: false)
79
80if not freetype_dep.found() and cpp.get_id() == 'msvc'
81  if cpp.has_header('ft2build.h')
82    freetype_dep = cpp.find_library('freetype', required: false)
83  endif
84endif
85
86if not freetype_dep.found() and get_option('freetype').enabled()
87  freetype_dep = dependency('freetype2', fallback: ['freetype2', 'freetype_dep'])
88endif
89
90glib_dep = dependency('glib-2.0', required: get_option('glib'),
91                      fallback: ['glib', 'libglib_dep'])
92gobject_dep = dependency('gobject-2.0', required: get_option('gobject'),
93                         fallback: ['glib', 'libgobject_dep'])
94cairo_dep = dependency('cairo', required: false)
95fontconfig_dep = dependency('fontconfig', required: get_option('fontconfig'),
96                            fallback: ['fontconfig', 'fontconfig_dep'])
97graphite2_dep = dependency('graphite2', required: get_option('graphite'))
98icu_dep = dependency('icu-uc', required: get_option('icu').enabled() and cpp.get_id() != 'msvc')
99m_dep = cpp.find_library('m', required: false)
100
101if not icu_dep.found() and cpp.get_id() == 'msvc'
102  if cpp.has_header('unicode/uchar.h') and \
103     cpp.has_header('unicode/unorm2.h') and \
104     cpp.has_header('unicode/ustring.h') and \
105     cpp.has_header('unicode/utf16.h') and \
106     cpp.has_header('unicode/uversion.h') and \
107     cpp.has_header('unicode/uscript.h')
108    if get_option('buildtype') == 'debug'
109      icu_dep = cpp.find_library('icuucd', required: get_option('icu'))
110    else
111      icu_dep = cpp.find_library('icuuc', required: get_option('icu'))
112    endif
113  else
114    if get_option('icu').enabled()
115      error('ICU headers and libraries must be present to build ICU support')
116    endif
117  endif
118endif
119
120if not cairo_dep.found() and cpp.get_id() == 'msvc'
121  if cpp.has_header('cairo.h')
122    cairo_dep = cpp.find_library('cairo')
123  endif
124endif
125
126if not cairo_dep.found() and get_option('cairo').enabled()
127  cairo_dep = dependency('cairo', fallback: ['cairo', 'libcairo_dep'])
128endif
129
130# Ensure that cairo-ft is fetched from the same library as cairo itself
131if cairo_dep.found()
132  if cairo_dep.type_name() == 'pkgconfig'
133    cairo_ft_dep = dependency('cairo-ft', required: get_option('cairo'))
134  else
135    if cpp.has_header('cairo-ft.h') and \
136       cpp.has_function('cairo_ft_font_face_create_for_ft_face', dependencies: cairo_dep)
137      cairo_ft_dep = cairo_dep
138    endif
139  endif
140else
141  # Not-found dependency
142  cairo_ft_dep = dependency('', required: false)
143endif
144
145deps = []
146
147conf = configuration_data()
148incconfig = include_directories('.')
149
150add_project_arguments('-DHAVE_CONFIG_H', language: ['c', 'cpp'])
151
152warn_cflags = [
153  '-Wno-non-virtual-dtor',
154]
155
156cpp_args = cpp.get_supported_arguments(warn_cflags)
157
158if m_dep.found()
159  deps += [m_dep]
160endif
161
162if glib_dep.found()
163  conf.set('HAVE_GLIB', 1)
164  deps += [glib_dep]
165endif
166
167if gobject_dep.found()
168  conf.set('HAVE_GOBJECT', 1)
169  deps += [gobject_dep]
170endif
171
172if cairo_dep.found()
173  conf.set('HAVE_CAIRO', 1)
174  deps += [cairo_dep]
175endif
176
177if cairo_ft_dep.found()
178  conf.set('HAVE_CAIRO_FT', 1)
179  deps += [cairo_ft_dep]
180endif
181
182if graphite2_dep.found()
183  conf.set('HAVE_GRAPHITE2', 1)
184  deps += [graphite2_dep]
185endif
186
187if icu_dep.found()
188  conf.set('HAVE_ICU', 1)
189  conf.set('HAVE_ICU_BUILTIN', 1)
190  deps += [icu_dep]
191endif
192
193if freetype_dep.found()
194  conf.set('HAVE_FREETYPE', 1)
195  deps += [freetype_dep]
196  check_freetype_funcs = [
197    ['FT_Get_Var_Blend_Coordinates', {'deps': freetype_dep}],
198    ['FT_Set_Var_Blend_Coordinates', {'deps': freetype_dep}],
199    ['FT_Done_MM_Var', {'deps': freetype_dep}],
200  ]
201
202  if freetype_dep.type_name() == 'internal'
203    foreach func: check_freetype_funcs
204      name = func[0]
205      conf.set('HAVE_@0@'.format(name.to_upper()), 1)
206    endforeach
207  else
208    check_funcs += check_freetype_funcs
209  endif
210endif
211
212if fontconfig_dep.found()
213  conf.set('HAVE_FONTCONFIG', 1)
214  deps += [fontconfig_dep]
215endif
216
217# GDI (uniscribe) (windows)
218if host_machine.system() == 'windows' and not get_option('gdi').disabled()
219  # TODO: make nicer once we have https://github.com/mesonbuild/meson/issues/3940
220  if cpp.has_header('usp10.h') and cpp.has_header('windows.h')
221    foreach usplib : ['usp10', 'gdi32', 'rpcrt4']
222      deps += [cpp.find_library(usplib, required: true)]
223    endforeach
224    conf.set('HAVE_UNISCRIBE', 1)
225    conf.set('HAVE_GDI', 1)
226  elif get_option('gdi').enabled()
227    error('gdi was enabled explicitly, but some required headers are missing.')
228  endif
229endif
230
231# DirectWrite (windows)
232if host_machine.system() == 'windows' and not get_option('directwrite').disabled()
233  if cpp.has_header('dwrite_1.h')
234    deps += [cpp.find_library('dwrite', required: true)]
235    conf.set('HAVE_DIRECTWRITE', 1)
236  elif get_option('directwrite').enabled()
237    error('DirectWrite was enabled explicitly, but required header is missing.')
238  endif
239endif
240
241# CoreText (macOS) - FIXME: untested
242if host_machine.system() == 'darwin' and not get_option('coretext').disabled()
243  app_services_dep = dependency('appleframeworks', modules : ['ApplicationServices'], required: false)
244  if cpp.has_type('CTFontRef', prefix: '#include <ApplicationServices/ApplicationServices.h>', dependencies: app_services_dep)
245    deps += [app_services_dep]
246    conf.set('HAVE_CORETEXT', 1)
247  # On iOS CoreText and CoreGraphics are stand-alone frameworks
248  # Check for a different symbol to avoid getting cached result
249  else
250    coretext_dep = dependency('appleframeworks', modules : ['CoreText'], required: false)
251    coregraphics_dep = dependency('appleframeworks', modules : ['CoreGraphics'], required: false)
252    corefoundation_dep = dependency('appleframeworks', modules : ['CoreFoundation'], required: false)
253    if cpp.has_type('CTRunRef', prefix: '#include <CoreText/CoreText.h>', dependencies: [coretext_dep, coregraphics_dep, corefoundation_dep])
254      deps += [coretext_dep, coregraphics_dep, corefoundation_dep]
255      conf.set('HAVE_CORETEXT', 1)
256    elif get_option('coretext').enabled()
257      error('CoreText was enabled explicitly, but required headers or frameworks are missing.')
258    endif
259  endif
260endif
261
262# threads
263if host_machine.system() != 'windows'
264  thread_dep = dependency('threads', required: false)
265
266  if thread_dep.found()
267    conf.set('HAVE_PTHREAD', 1)
268    deps += [thread_dep]
269  else
270    check_headers += ['sched.h']
271    check_funcs += ['sched_yield', {'link_with': 'rt'}]
272  endif
273endif
274
275conf.set('HAVE_OT', 1)
276conf.set('HAVE_FALLBACK', 1)
277conf.set_quoted('PACKAGE_NAME', 'HarfBuzz')
278conf.set_quoted('PACKAGE_VERSION', meson.project_version())
279
280foreach check : check_headers
281  name = check[0]
282
283  if cpp.has_header(name)
284    conf.set('HAVE_@0@'.format(name.to_upper().underscorify()), 1)
285  endif
286endforeach
287
288foreach check : check_funcs
289  name = check[0]
290  opts = check.get(1, {})
291  link_withs = opts.get('link_with', [])
292  check_deps = opts.get('deps', [])
293  extra_deps = []
294  found = true
295
296  # First try without linking
297
298  found = cpp.has_function(name, dependencies: check_deps)
299
300  if not found and link_withs.length() > 0
301    found = true
302
303    foreach link_with : link_withs
304      dep = cpp.find_library(link_with, required: false)
305      if dep.found()
306        extra_deps += dep
307      else
308        found = false
309      endif
310    endforeach
311
312    if found
313      found = cpp.has_function(name, dependencies: check_deps + extra_deps)
314    endif
315  endif
316
317  if found
318    deps += extra_deps
319    conf.set('HAVE_@0@'.format(name.to_upper()), 1)
320  endif
321endforeach
322
323if cpp.links(files('meson-cc-tests/intel-atomic-primitives-test.c'), name: 'Intel atomics')
324  conf.set('HAVE_INTEL_ATOMIC_PRIMITIVES', 1)
325endif
326
327if cpp.links(files('meson-cc-tests/solaris-atomic-operations.c'), name: 'Solaris atomic ops')
328  conf.set('HAVE_SOLARIS_ATOMIC_OPS', 1)
329endif
330
331subdir('src')
332subdir('util')
333
334if not get_option('tests').disabled()
335  subdir('test')
336endif
337
338configure_file(output: 'config.h', configuration: conf)
339