summaryrefslogtreecommitdiff
path: root/meson.build
blob: 609dc47ceaf592df1a6661f229b3c3f396fb8784 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
project('libnice', 'c',
  version: '0.1.19.1',
  meson_version : '>= 0.52',
  default_options : ['warning_level=1', 'buildtype=debugoptimized'])

nice_version = meson.project_version()
version_arr = nice_version.split('.')
version_major = version_arr[0]
version_minor = version_arr[1]
version_micro = version_arr[2]
if version_arr.length() == 4
  version_nano = version_arr[3]
else
  version_nano = 0
endif

# maintain compatibility with the previous libtool versioning
# libversion has 3 parts A.B.C
# A is the ABI version, change it if the ABI is broken, changing it resets B and C to 0. It matches soversion
# B is the ABI age, change it on new APIs that don't break existing ones, changing it resets C to 0
# C is the revision, change on new updates that don't change APIs
soversion = 10
libversion = '10.12.0'

glib_req = '>= 2.54'
gnutls_req = '>= 2.12.0'
gupnp_igd_req = '>= 0.2.4'
gst_req = '>= 1.0.0'

nice_datadir = join_paths(get_option('prefix'), get_option('datadir'))

cc = meson.get_compiler('c')

syslibs = []

if cc.get_id() == 'msvc'
  add_project_arguments(
      cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
      language : 'c')
endif

if host_machine.system() == 'windows'
  syslibs += [cc.find_library('iphlpapi')]
  syslibs += [cc.find_library('ws2_32')]
elif host_machine.system() == 'sunos'
  add_project_arguments('-D_XOPEN_SOURCE=600', language: 'c')
  add_project_arguments('-D__EXTENSIONS__=1', language: 'c')
  # inet_pton() is only used by the tests
  syslibs += [cc.find_library('nsl')]
  if not cc.has_function('inet_pton')
    libnsl = cc.find_library('nsl', required: false)
    if libnsl.found() and cc.has_function('inet_pton', dependencies: libnsl)
      syslibs += [libnsl]
    endif
  endif
  if not cc.has_function('socket')
    libsocket = cc.find_library('socket', required: false)
    libinet = cc.find_library('inet', required: false)
    if cc.has_function('socket', dependencies: libsocket)
      syslibs += [libsocket]
    elif cc.has_function('socket', dependencies: libinet)
      syslibs += [libinet]
    else
      error('Could not find right library for socket() on Solaris')
    endif
  endif
endif

if not cc.has_function('clock_gettime')
  librt = cc.find_library('rt', required: false)
  if cc.has_function('clock_gettime', dependencies: librt)
    syslibs += [librt]
  endif
endif

glib_req_minmax_str = glib_req.split().get(1).underscorify()
add_project_arguments('-D_GNU_SOURCE',
  '-DHAVE_CONFIG_H',
  '-DGLIB_VERSION_MIN_REQUIRED=GLIB_VERSION_' + glib_req_minmax_str,
  '-DGLIB_VERSION_MAX_ALLOWED=GLIB_VERSION_' + glib_req_minmax_str,
  '-DNICE_VERSION_MAJOR=' + version_major,
  '-DNICE_VERSION_MINOR=' + version_minor,
  '-DNICE_VERSION_MICRO=' + version_micro,
  '-DNICE_VERSION_NANO=' + version_nano,
  language: 'c')

version_conf = configuration_data()
version_conf.set('NICE_VERSION_MAJOR', version_major)
version_conf.set('NICE_VERSION_MINOR', version_minor)
version_conf.set('NICE_VERSION_MICRO', version_micro)
version_conf.set('NICE_VERSION_NANO', version_nano)
nice_version_h = configure_file(output: 'nice-version.h',
  install_dir: get_option('includedir') / 'nice',
  configuration: version_conf)

cdata = configuration_data()

cdata.set_quoted('PACKAGE_STRING', meson.project_name())
cdata.set_quoted('PACKAGE_NAME', meson.project_name())
cdata.set_quoted('PACKAGE', meson.project_name())
cdata.set_quoted('VERSION', meson.project_version())

cdata.set('NICEAPI_EXPORT', true,
  description: 'Public library function implementation')

# headers
foreach h : ['arpa/inet.h', 'net/in.h', 'net/if_media.h', 'netdb.h', 'ifaddrs.h', 'unistd.h']
  if cc.has_header(h)
    define = 'HAVE_' + h.underscorify().to_upper()
    cdata.set(define, 1)
  endif
endforeach

# functions
foreach f : ['poll', 'getifaddrs']
  if cc.has_function(f)
    define = 'HAVE_' + f.underscorify().to_upper()
    cdata.set(define, 1)
  endif
endforeach

if cc.has_argument('-fno-strict-aliasing')
  add_project_arguments('-fno-strict-aliasing', language: 'c')
endif

# Extra compiler warnings (FIXME: not sure this makes sense to keep like this)
warning_level = get_option('warning_level').to_int()
werror = get_option('werror')

warnings = []

message('warning level: @0@'.format(warning_level))
message('werror enabled: @0@'.format(werror))

if warning_level >= 2
  warnings += [
    '-Wundef',
    '-Wnested-externs',
    '-Wwrite-strings',
    '-Wpointer-arith',
    '-Wmissing-declarations',
    '-Wmissing-prototypes',
    '-Wstrict-prototypes',
    '-Wredundant-decls',
    '-Wno-unused-parameter',
    '-Wno-missing-field-initializers',
    '-Wdeclaration-after-statement',
    '-Wformat=2',
    '-Wold-style-definition',
    '-Wcast-align',
    '-Wformat-nonliteral',
    '-Wformat-security',
  ]
endif
if warning_level >= 3
  warnings += [
    '-Wsign-compare',
    '-Wstrict-aliasing',
    '-Wshadow',
    '-Winline',
    '-Wpacked',
    '-Wmissing-format-attribute',
    '-Winit-self',
    '-Wredundant-decls',
    '-Wmissing-include-dirs',
    '-Wunused-but-set-variable',
    '-Warray-bounds',
  ]
  warnings += [
    '-Wswitch-default',
    '-Waggregate-return',
  ]
endif
if werror
  warnings += [
    '-Wno-suggest-attribute=format',
    '-Wno-cast-function-type',
  ]
endif

foreach w : warnings
  if cc.has_argument(w)
    add_project_arguments(w, language: 'c')
  endif
endforeach

# Dependencies
gio_dep = dependency('gio-2.0', version: glib_req,
  fallback: ['glib', 'libgio_dep'])
gio_deps = [gio_dep]
if gio_dep.type_name() == 'internal'
  # A workaround for libgio_dep not having its dependencies correctly declared.
  # Should be fixed in GLib 2.60.
  gio_deps += [
    dependency('', fallback: ['glib', 'libglib_dep']),
    dependency('', fallback: ['glib', 'libgmodule_dep']),
    dependency('', fallback: ['glib', 'libgobject_dep'])
  ]
endif
gthread_dep = dependency('gthread-2.0',
  fallback: ['glib', 'libgthread_dep'])

# Cryto library
opt_cryptolib = get_option('crypto-library')
message('Crypto library requested: ' + opt_cryptolib)
crypto_dep = dependency('', required: false) # special always not found
if opt_cryptolib == 'auto' and host_machine.system() == 'windows'
  crypto_dep = cc.find_library('advapi32')
  cdata.set('USE_WIN32_CRYPTO', crypto_dep.found())
endif

if not crypto_dep.found() and opt_cryptolib != 'openssl'
  crypto_dep = dependency('gnutls', version: gnutls_req, required: false)
  cdata.set('HAVE_GNUTLS', crypto_dep.found())
endif

if not crypto_dep.found() and opt_cryptolib != 'gnutls'
  crypto_dep = dependency('openssl', required: false,
			  fallback: ['openssl', 'openssl_dep'])
  cdata.set('HAVE_OPENSSL', crypto_dep.found())
endif

crypto_found = crypto_dep.found()
if not crypto_found and opt_cryptolib != 'gnutls'
  # MSVC builds of OpenSSL does not generate pkg-config files,
  # so we check for it manually here in this case, if we can't find those files
  # Based on the CMake check for OpenSSL in CURL's CMakeLists.txt,
  # on which headers we should check for
  openssl_headers = []
  foreach h : ['crypto.h', 'engine.h', 'err.h', 'pem.h',
               'rsa.h', 'ssl.h', 'x509.h', 'rand.h', 'tls1.h']
    openssl_headers += 'openssl/' + h
  endforeach

  # OpenSSL 1.1.x and 1.0.x (or earlier) have different .lib names,
  # so we need to look for the correct pair

  # Find either libcrypto.lib (1.1.x) or libeay32.lib (1.0.x or earlier) first
  libcrypto_dep = cc.find_library('crypto', required: false)
  if libcrypto_dep.found()
    libssl = 'ssl'
  else
    libcrypto_dep = cc.find_library('eay32', required: false)
    libssl = 'ssleay32'
  endif

  if libcrypto_dep.found()
    # Find the corresponding SSL library depending on which crypto .lib we found
    libssl_dep = cc.find_library(libssl, required: false, has_headers: openssl_headers)
  endif

  if libcrypto_dep.found() and libssl_dep.found()
    crypto_dep = [libcrypto_dep, libssl_dep]
    cdata.set('HAVE_OPENSSL', true)
    crypto_found = true
  endif
endif

if not crypto_found
  if opt_cryptolib == 'gnutls'
    error('GnuTLS requested as crypto library, but not found')
  elif opt_cryptolib == 'openssl'
    error('OpenSSL requested as crypto library, but not found')
  else
    error('Either GnuTLS or OpenSSL is required as crypto library, but neither was found')
  endif
endif

# GStreamer
gst_dep = dependency('gstreamer-base-1.0', version: gst_req,
  required: get_option('gstreamer'),
  fallback : ['gstreamer', 'gst_base_dep'])

cdata.set('HAVE_GSTREAMER', gst_dep.found(), description: 'Build GStreamer plugin')

# GUPnP IGD
gupnp_igd_dep = dependency('gupnp-igd-1.0', version: gupnp_igd_req, required: get_option('gupnp'))
cdata.set('HAVE_GUPNP', gupnp_igd_dep.found(), description: 'Use the GUPnP IGD library')

libm = cc.find_library('m', required: false)

nice_incs = include_directories('.', 'agent', 'random', 'socket', 'stun')

nice_deps = gio_deps + [gthread_dep, crypto_dep, gupnp_igd_dep] + syslibs

ignored_iface_prefix = get_option('ignored-network-interface-prefix')
if ignored_iface_prefix != []
  ignored_iface_prefix_quoted = []
  foreach i : ignored_iface_prefix
    ignored_iface_prefix_quoted += '"' + i + '"'
  endforeach
  cdata.set('IGNORED_IFACE_PREFIX', ','.join(ignored_iface_prefix_quoted))
endif

gir = find_program('g-ir-scanner', required : get_option('introspection'))

subdir('agent')
subdir('stun')
subdir('socket')
subdir('random')
subdir('nice')

if gst_dep.found()
  subdir('gst')
endif

if build_machine.system() == 'windows'
  message('Disabling gtk-doc while building on Windows')
else
  if find_program('gtkdoc-scan', required: get_option('gtk_doc')).found()
    subdir('docs/reference/libnice')
  else
    message('Not building documentation as gtk-doc was not found or disabled')
  endif
endif

if not get_option('tests').disabled()
  subdir('tests')
endif

if not get_option('examples').disabled()
  subdir('examples')
endif

add_test_setup('valgrind',
	       exe_wrapper: ['valgrind',
			     '--leak-check=full',
			     '--show-reachable=no',
			     '--error-exitcode=1',
			     '--suppressions='+meson.current_source_dir()+'/tests/libnice.supp',
			     '--num-callers=10'],
	       timeout_multiplier: 10,
	       env: ['CK_FORK=no']
	      )

configure_file(output : 'config.h', configuration : cdata)