xref: /openbmc/libmctp/meson.build (revision b04447c2d8c7d4659350a808ade9b1345794e3fc) 
1project(
2    'libmctp',
3    'c',
4    meson_version: '>= 1.1',
5    version: '0.11',
6    default_options: [
7        'debug=true',
8        'optimization=g',
9        'warning_level=2',
10        'werror=true',
11        'tests=' + (meson.is_subproject() ? 'disabled' : 'enabled'),
12    ],
13)
14
15sources = ['core.c', 'alloc.c', 'control.c']
16
17headers = ['libmctp.h']
18
19serial_sources = ['serial.c', 'crc-16-ccitt.c']
20
21serial_headers = ['libmctp-serial.h']
22
23astlpc_sources = ['astlpc.c', 'crc32.c']
24
25astlpc_headers = ['libmctp-astlpc.h']
26
27i2c_sources = ['i2c.c']
28
29i2c_headers = ['libmctp-i2c.h']
30control_sources = ['control.c']
31
32libmctp_sources = sources
33libmctp_headers = headers
34
35if get_option('bindings').contains('serial')
36    libmctp_sources += serial_sources
37    libmctp_headers += serial_headers
38endif
39if get_option('bindings').contains('astlpc')
40    libmctp_sources += astlpc_sources
41    libmctp_headers += astlpc_headers
42endif
43if get_option('bindings').contains('i2c')
44    libmctp_sources += i2c_sources
45    libmctp_headers += i2c_headers
46endif
47if get_option('control')
48    libmctp_sources += control_sources
49endif
50
51compiler = meson.get_compiler('c')
52
53if not get_option('custom_alloc') and get_option('default_alloc').require(
54    compiler.links(
55        '''
56        #include <stdlib.h>
57        void main()
58        {
59            free(malloc(4096));
60        }
61    ''',
62    ),
63).allowed()
64    add_project_arguments('-DMCTP_DEFAULT_ALLOC', language: 'c')
65endif
66
67if get_option('custom_alloc')
68    add_project_arguments('-DMCTP_CUSTOM_ALLOC', language: 'c')
69endif
70
71if get_option('nolog')
72    add_project_arguments('-DMCTP_NOLOG', language: 'c')
73else
74    libmctp_sources += ['log.c']
75endif
76
77option_args = [
78    '-DMCTP_MAX_MESSAGE_SIZE=@0@'.format(get_option('max_message_size')),
79    '-DMCTP_REASSEMBLY_CTXS=@0@'.format(get_option('reassembly_contexts')),
80    '-DMCTP_REQ_TAGS=@0@'.format(get_option('request_tags')),
81    '-DMCTP_DEFAULT_CLOCK_GETTIME=@0@'.format(
82        get_option('default_clock_gettime').to_int(),
83    ),
84    '-DMCTP_CONTROL_HANDLER=@0@'.format(get_option('control').to_int()),
85    '-DI2C_BTU=@0@'.format(get_option('i2c_mtu')),
86    '-DMCTP_I2C_NEIGH_COUNT=@0@'.format(get_option('i2c_neigh_count')),
87]
88
89add_project_arguments(option_args, language: 'c')
90
91feat_fileio = get_option('fileio').require(
92    compiler.links(
93        '''
94        #include <poll.h>
95        #include <unistd.h>
96        void main()
97        {
98            poll(NULL, 0, -1);
99        }
100    ''',
101    ),
102)
103if feat_fileio.allowed()
104    add_project_arguments('-DMCTP_HAVE_FILEIO', language: 'c')
105endif
106
107if get_option('syslog').require(
108    compiler.links(
109        '''
110        #include <stdarg.h>
111        #include <syslog.h>
112        void check_vsyslog(int level, const char *fmt, ...)
113        {
114            va_list ap;
115            va_start(ap, fmt);
116            vsyslog(0, fmt, ap);
117            va_end(ap);
118        }
119        void main()
120        {
121            check_vsyslog(0, "\n");
122        }
123        ''',
124    ),
125).allowed()
126    add_project_arguments('-DMCTP_HAVE_SYSLOG', language: 'c')
127endif
128
129if get_option('stdio').require(
130    compiler.links(
131        '''
132        #include <stdarg.h>
133        #include <stdio.h>
134        void check_vsyslog(const char *fmt, ...)
135        {
136            va_list ap;
137            va_start(ap, fmt);
138            vprintf(fmt, ap);
139            va_end(ap);
140        }
141        void main()
142        {
143            check_vsyslog("\n");
144        }
145        ''',
146    ),
147).allowed()
148    add_project_arguments('-DMCTP_HAVE_STDIO', language: 'c')
149endif
150
151# pcap is necessary for mctp-demux-daemon to be functional
152pcap_dep = dependency('libpcap', required: false)
153
154systemd_dep = dependency('systemd', required: false)
155libsystemd_dep = dependency('libsystemd', required: false)
156
157libmctp_include_dir = include_directories('.', is_system: true)
158libmctp = library(
159    'mctp',
160    libmctp_sources,
161    include_directories: libmctp_include_dir,
162    version: meson.project_version(),
163    install: true,
164)
165install_headers(libmctp_headers)
166
167if systemd_dep.found()
168    unitdir = systemd_dep.get_variable(pkgconfig: 'systemd_system_unit_dir')
169    install_data('systemd/system/mctp-demux.service', install_dir: unitdir)
170    install_data('systemd/system/mctp-demux.socket', install_dir: unitdir)
171endif
172
173import('pkgconfig').generate(
174    libmctp,
175    name: 'libmctp',
176    description: 'MCTP protocol implementation',
177    version: meson.project_version(),
178)
179
180libmctp_dep = declare_dependency(
181    include_directories: libmctp_include_dir,
182    link_with: libmctp,
183)
184
185# TODO: these should depend on the -internal.h headers so they rebuild
186# on changes, unclear how to do that.
187sizeof_mctp = compiler.sizeof(
188    'struct mctp',
189    include_directories: libmctp_include_dir,
190    args: option_args,
191    prefix: '#include "core-internal.h"',
192)
193sizeof_binding_i2c = compiler.sizeof(
194    'struct mctp_binding_i2c',
195    include_directories: libmctp_include_dir,
196    args: option_args,
197    prefix: '#include "i2c-internal.h"',
198)
199sizes_h = configure_file(
200    configuration: {
201        'sizeof_struct_mctp': sizeof_mctp,
202        'sizeof_binding_i2c': sizeof_binding_i2c,
203    },
204    input: 'libmctp-sizes.h.in',
205    output: 'libmctp-sizes.h',
206)
207install_headers(sizes_h)
208
209if feat_fileio.allowed()
210    subdir('utils')
211endif
212
213if get_option('tests').allowed()
214    subdir('tests')
215endif
216