net/ice/base: handle error gracefully in HW table calloc
[dpdk.git] / lib / meson.build
1 # SPDX-License-Identifier: BSD-3-Clause
2 # Copyright(c) 2017-2019 Intel Corporation
3
4
5 # process all libraries equally, as far as possible
6 # "core" libs first, then others alphebetically as far as possible
7 # NOTE: for speed of meson runs, the dependencies in the subdirectories
8 # sometimes skip deps that would be implied by others, e.g. if mempool is
9 # given as a dep, no need to mention ring. This is especially true for the
10 # core libs which are widely reused, so their deps are kept to a minimum.
11 libraries = [
12         'kvargs', # eal depends on kvargs
13         'telemetry', # basic info querying
14         'eal', # everything depends on eal
15         'ring',
16         'rcu', # rcu depends on ring
17         'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci', # core
18         'cmdline',
19         'metrics', # bitrate/latency stats depends on this
20         'hash',    # efd depends on this
21         'timer',   # eventdev depends on this
22         'acl', 'bbdev', 'bitratestats', 'cfgfile',
23         'compressdev', 'cryptodev',
24         'distributor', 'efd', 'eventdev',
25         'gro', 'gso', 'ip_frag', 'jobstats',
26         'kni', 'latencystats', 'lpm', 'member',
27         'power', 'pdump', 'rawdev', 'regexdev',
28         'rib', 'reorder', 'sched', 'security', 'stack', 'vhost',
29         # ipsec lib depends on net, crypto and security
30         'ipsec',
31         #fib lib depends on rib
32         'fib',
33         # add pkt framework libs which use other libs from above
34         'port', 'table', 'pipeline',
35         # flow_classify lib depends on pkt framework table lib
36         'flow_classify', 'bpf', 'graph', 'node']
37
38 if is_windows
39         libraries = [
40                 'kvargs',
41                 'telemetry',
42                 'eal',
43                 'ring',
44                 'mempool', 'mbuf', 'net', 'meter', 'ethdev', 'pci',
45         ] # only supported libraries for windows
46 endif
47
48 default_cflags = machine_args
49 default_cflags += ['-DALLOW_EXPERIMENTAL_API']
50 default_cflags += ['-DALLOW_INTERNAL_API']
51
52 if cc.has_argument('-Wno-format-truncation')
53         default_cflags += '-Wno-format-truncation'
54 endif
55
56 enabled_libs = [] # used to print summary at the end
57
58 foreach l:libraries
59         build = true
60         reason = '<unknown reason>' # set if build == false to explain why
61         name = l
62         use_function_versioning = false
63         sources = []
64         headers = []
65         includes = []
66         cflags = default_cflags
67         objs = [] # other object files to link against, used e.g. for
68                   # instruction-set optimized versions of code
69
70         # use "deps" for internal DPDK dependencies, and "ext_deps" for
71         # external package/library requirements
72         ext_deps = []
73         deps = []
74         # eal is standard dependency once built
75         if dpdk_conf.has('RTE_LIBRTE_EAL')
76                 deps += ['eal']
77         endif
78
79         dir_name = 'librte_' + l
80         subdir(dir_name)
81
82         if build
83                 shared_deps = ext_deps
84                 static_deps = ext_deps
85                 foreach d:deps
86                         if not is_variable('shared_rte_' + d)
87                                 error('Missing internal dependency "@0@" for @1@ [@2@]'
88                                                 .format(d, name, 'lib/' + dir_name))
89                         endif
90                         shared_deps += [get_variable('shared_rte_' + d)]
91                         static_deps += [get_variable('static_rte_' + d)]
92                 endforeach
93         endif
94
95         if not build
96                 dpdk_libs_disabled += name
97                 set_variable(name.underscorify() + '_disable_reason', reason)
98         else
99                 enabled_libs += name
100                 dpdk_conf.set('RTE_LIBRTE_' + name.to_upper(), 1)
101                 install_headers(headers)
102
103                 libname = 'rte_' + name
104                 includes += include_directories(dir_name)
105
106                 if sources.length() == 0
107                         # if no C files, just set a dependency on header path
108                         shared_dep = declare_dependency(include_directories: includes)
109                         static_dep = shared_dep
110                 else
111                         if is_windows and use_function_versioning
112                                 message('@0@: Function versioning is not supported by Windows.'
113                                 .format(name))
114                         endif
115
116                         if use_function_versioning
117                                 cflags += '-DRTE_USE_FUNCTION_VERSIONING'
118                         endif
119
120                         # first build static lib
121                         static_lib = static_library(libname,
122                                         sources,
123                                         objects: objs,
124                                         c_args: cflags,
125                                         dependencies: static_deps,
126                                         include_directories: includes,
127                                         install: true)
128                         static_dep = declare_dependency(
129                                         include_directories: includes,
130                                         dependencies: static_deps)
131
132                         if not use_function_versioning or is_windows
133                                 # use pre-build objects to build shared lib
134                                 sources = []
135                                 objs += static_lib.extract_all_objects(recursive: false)
136                         else
137                                 # for compat we need to rebuild with
138                                 # RTE_BUILD_SHARED_LIB defined
139                                 cflags += '-DRTE_BUILD_SHARED_LIB'
140                         endif
141                         version_map = '@0@/@1@/rte_@2@_version.map'.format(
142                                         meson.current_source_dir(), dir_name, name)
143                         implib = dir_name + '.dll.a'
144
145                         def_file = custom_target(libname + '_def',
146                                 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
147                                 input: version_map,
148                                 output: '@0@_exports.def'.format(libname))
149
150                         mingw_map = custom_target(libname + '_mingw',
151                                 command: [map_to_win_cmd, '@INPUT@', '@OUTPUT@'],
152                                 input: version_map,
153                                 output: '@0@_mingw.map'.format(libname))
154
155                         if is_ms_linker
156                                 lk_args = ['-Wl,/def:' + def_file.full_path(),
157                                         '-Wl,/implib:lib\\' + implib]
158                         else
159                                 if is_windows
160                                         lk_args = ['-Wl,--version-script=' + mingw_map.full_path()]
161                                 else
162                                         lk_args = ['-Wl,--version-script=' + version_map]
163                                 endif
164                         endif
165
166                         lk_deps = [version_map, def_file, mingw_map]
167                         if not is_windows
168                                 # on unix systems check the output of the
169                                 # check-symbols.sh script, using it as a
170                                 # dependency of the .so build
171                                 lk_deps += custom_target(name + '.sym_chk',
172                                         command: [check_symbols,
173                                                 version_map, '@INPUT@'],
174                                         capture: true,
175                                         input: static_lib,
176                                         output: name + '.sym_chk')
177                         endif
178
179                         shared_lib = shared_library(libname,
180                                         sources,
181                                         objects: objs,
182                                         c_args: cflags,
183                                         dependencies: shared_deps,
184                                         include_directories: includes,
185                                         link_args: lk_args,
186                                         link_depends: lk_deps,
187                                         version: abi_version,
188                                         soversion: so_version,
189                                         install: true)
190                         shared_dep = declare_dependency(link_with: shared_lib,
191                                         include_directories: includes,
192                                         dependencies: shared_deps)
193
194                         dpdk_libraries = [shared_lib] + dpdk_libraries
195                         dpdk_static_libraries = [static_lib] + dpdk_static_libraries
196                 endif # sources.length() > 0
197
198                 set_variable('shared_rte_' + name, shared_dep)
199                 set_variable('static_rte_' + name, static_dep)
200                 message('lib/@0@: Defining dependency "@1@"'.format(
201                                 dir_name, name))
202         endif # if build
203 endforeach