1# Copyright 2014 The Bazel Authors. All rights reserved.
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7# http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15load(
16 "//go/private:mode.bzl",
17 "LINKMODE_C_ARCHIVE",
18 "LINKMODE_C_SHARED",
19 "LINKMODE_PLUGIN",
20)
21load(
22 "//go/private:common.bzl",
23 "ARCHIVE_EXTENSION",
24 "has_shared_lib_extension",
25)
26
27def emit_binary(
28 go,
29 name = "",
30 source = None,
31 test_archives = [],
32 gc_linkopts = [],
33 version_file = None,
34 info_file = None,
35 executable = None):
36 """See go/toolchains.rst#binary for full documentation."""
37
38 if name == "" and executable == None:
39 fail("either name or executable must be set")
40
41 archive = go.archive(go, source)
42 if not executable:
43 extension = go.exe_extension
44 if go.mode.link == LINKMODE_C_SHARED:
45 name = "lib" + name # shared libraries need a "lib" prefix in their name
46 extension = go.shared_extension
47 elif go.mode.link == LINKMODE_C_ARCHIVE:
48 extension = ARCHIVE_EXTENSION
49 elif go.mode.link == LINKMODE_PLUGIN:
50 extension = go.shared_extension
51 executable = go.declare_file(go, path = name, ext = extension)
52 go.link(
53 go,
54 archive = archive,
55 test_archives = test_archives,
56 executable = executable,
57 gc_linkopts = gc_linkopts,
58 version_file = version_file,
59 info_file = info_file,
60 )
61 cgo_dynamic_deps = [
62 d
63 for d in archive.cgo_deps.to_list()
64 if has_shared_lib_extension(d.basename)
65 ]
66 runfiles = go._ctx.runfiles(files = cgo_dynamic_deps).merge(archive.runfiles)
67
68 return archive, executable, runfiles
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