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Bazel qnx (#1192)

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* Don't link pthread on QNX

On QNX, pthread is part of libc [1]. There's no separate pthread library
to link.

[1] https://www.qnx.com/developers/docs/7.1/index.html#com.qnx.doc.neutrino.lib_ref/topic/p/pthread_create.html

* Explain that QNX doesn't have pthread lib
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Manuel Binna 2021-06-28 14:46:08 +02:00 committed by GitHub
parent d6778aebbe
commit 38b767e58a
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10
BUILD.bazel
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@ -2,8 +2,18 @@ load("@rules_cc//cc:defs.bzl", "cc_library")
licenses(["notice"]) licenses(["notice"])
config_setting(
name = "qnx",
constraint_values = ["@platforms//os:qnx"],
values = {
"cpu": "x64_qnx",
},
visibility = [":__subpackages__"],
)
config_setting( config_setting(
name = "windows", name = "windows",
constraint_values = ["@platforms//os:windows"],
values = { values = {
"cpu": "x64_windows", "cpu": "x64_windows",
}, },

5
README.md
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@ -227,6 +227,11 @@ can link to pthread by adding `-pthread` to your linker command. Note, you can
also use `-lpthread`, but there are potential issues with ordering of command also use `-lpthread`, but there are potential issues with ordering of command
line parameters if you use that. line parameters if you use that.
On QNX, the pthread library is part of libc and usually included automatically
(see
[`pthread_create()`](https://www.qnx.com/developers/docs/7.1/index.html#com.qnx.doc.neutrino.lib_ref/topic/p/pthread_create.html)).
There's no separate pthread library to link.
### Building with Visual Studio 2015 or 2017 ### Building with Visual Studio 2015 or 2017
The `shlwapi` library (`-lshlwapi`) is required to support a call to `CPUInfo` which reads the registry. Either add `shlwapi.lib` under `[ Configuration Properties > Linker > Input ]`, or use the following: The `shlwapi` library (`-lshlwapi`) is required to support a call to `CPUInfo` which reads the registry. Either add `shlwapi.lib` under `[ Configuration Properties > Linker > Input ]`, or use the following: