1
load("@aspect_rules_js//js:defs.bzl", "js_library")
2
load("@aspect_rules_js//npm:defs.bzl", "npm_link_package")
3
load("@bazel_skylib//lib:selects.bzl", "selects")
4
load("@bazel_skylib//rules:common_settings.bzl", "bool_flag")
5
load("@npm//:capnp-es/package_json.bzl", capnp_es_bins = "bin")
6
load("@npm//:defs.bzl", "npm_link_all_packages")
7
load("//:build/wd_cc_embed.bzl", "wd_cc_embed")
8
 
9
# This is used to embed the ICU data file which libicu needs at runtime to do its thing.
10
# We bake this file into the binary to avoid shipping it separately. (V8's normal GN build can
11
# actually do this for us, but we use the Bazel build which doesn't have this option.) Using #embed
12
# makes this very fast and convenient.
13
wd_cc_embed(
14
    name = "icudata-embed",
15
    src = "@com_googlesource_chromium_icu//:common/icudtl.dat",
16
    base_name = "icu-data-file",
17
    strip_include_prefix = "",
18
    visibility = ["//visibility:public"],
19
)
20
 
21
# Also re-export the v8 ICU library for @workerd-v8
22
alias(
23
    name = "v8_icu",
24
    actual = "@v8//:v8_icu",
25
    tags = ["manual"],
26
    visibility = ["//visibility:public"],
27
)
28
 
29
npm_link_all_packages(name = "node_modules")
30
 
31
npm_link_package(
32
    name = "node_modules/@workerd/jsg",
33
    src = "//src/workerd/jsg:jsg_js",
34
    package = "@workerd/jsg",
35
)
36
 
37
# Plugin to generate .js files
38
capnp_es_bins.capnpc_js_binary(
39
    name = "capnpc_js_plugin",
40
    visibility = ["//visibility:public"],
41
)
42
 
43
# Plugin to generate .ts files
44
capnp_es_bins.capnpc_ts_binary(
45
    name = "capnpc_ts_plugin",
46
    visibility = ["//visibility:public"],
47
)
48
 
49
js_library(
50
    name = "prettierrc",
51
    srcs = [":.prettierrc.json"],
52
    visibility = ["//build/deps/formatters:__pkg__"],
53
)
54
 
55
# Platform definition for using clang-cl on Windows
56
platform(
57
    name = "x64_windows-clang-cl",
58
    constraint_values = [
59
        "@platforms//cpu:x86_64",
60
        "@platforms//os:windows",
61
        "@bazel_tools//tools/cpp:clang-cl",
62
    ],
63
)
64
 
65
# Used for cross-compilation
66
platform(
67
    name = "macOS_x86",
68
    constraint_values = [
69
        "@platforms//os:macos",
70
        "@platforms//cpu:x86_64",
71
    ],
72
)
73
 
74
# Detect whether we use Linux/macOS/either, used to configure whether tcmalloc/perfetto should be
75
# used.
76
config_setting(
77
    name = "is_linux",
78
    constraint_values = ["@platforms//os:linux"],
79
    visibility = ["//visibility:public"],
80
)
81
 
82
config_setting(
83
    name = "is_macos",
84
    constraint_values = ["@platforms//os:macos"],
85
    visibility = ["//visibility:public"],
86
)
87
 
88
selects.config_setting_group(
89
    name = "is_unix",
90
    match_any = [
91
        ":is_linux",
92
        ":is_macos",
93
    ],
94
    visibility = ["//visibility:public"],
95
)
96
 
97
# bazel enables the --ffunction-sections, --gc-sections flags used to remove dead code by default
98
# on Linux opt builds. Enable the equivalent macOS flag -Wl,-dead_strip here to work around bazel
99
# idiosyncrasies.
100
# Note that the flag is defined for all non-debug builds of kj_test() and wd_cc_binary() on mac as
101
# it surprisingly appears to be faster, perhaps because the linker generates and writes binaries
102
# with much fewer symbols. This also helps reduce local and CI disk usage. If needed, dead code
103
# stripping can be limited to optimized builds.
104
config_setting(
105
    name = "fast_build",
106
    values = {"compilation_mode": "fastbuild"},
107
)
108
 
109
config_setting(
110
    name = "opt_build",
111
    values = {"compilation_mode": "opt"},
112
)
113
 
114
bool_flag(
115
    name = "dead_strip",
116
    build_setting_default = True,
117
)
118
 
119
config_setting(
120
    name = "set_dead_strip",
121
    flag_values = {"dead_strip": "True"},
122
)
123
 
124
# Workaround for bazel not supporting negated conditions (https://github.com/bazelbuild/bazel-skylib/issues/272)
125
selects.config_setting_group(
126
    name = "not_dbg_build",
127
    match_any = [
128
        ":fast_build",
129
        ":opt_build",
130
    ],
131
)
132
 
133
selects.config_setting_group(
134
    name = "use_dead_strip",
135
    match_all = [
136
        "@platforms//os:macos",
137
        ":set_dead_strip",
138
        ":not_dbg_build",
139
    ],
140
)
141
 
142
# Clang-tidy config to use
143
label_flag(
144
    name = "clang_tidy_config",
145
    build_setting_default = ":.clang-tidy",
146
    visibility = ["//visibility:public"],
147
)