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Questions tagged [bazel-rules]

274 questions
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Can we use ceedling with Bazel?

I'm working on unit tests for a c embedded project with Bazel, first I tested the code with Ceedling (Unity and cmock) and It worked. And now, I'm trying to merge to Bazel but I did not find any document about using ceedling with Bazel.
Nesmo07
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How to limit rule to a subset of cpp toolchains?

I have a rule like this do_action = rule ( implementation = _impl, attrs = { ... "_cc_toolchain": attr.label(default = Label("@bazel_tools//tools/cpp:current_cc_toolchain")), }, fragments = ["cpp"], toolchains =…
warchantua
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Bazel rules for Qt6 on Linux: How to copy required libs?

Currently, I am working on an experiment to support Qt6 via Bazel. My code can be found here. On Linux with Bazel and GCC9 installed you can test my Qt6 Bazel rules via: git clone https://github.com/Vertexwahn/rules_qt6 cd rules_qt6 bazel run…
Vertexwahn
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Is there a simple way to see what Bazel "Make" Variables are expanded to?

Is there a tool for checking what variables in https://docs.bazel.build/versions/master/be/make-variables.html will actually be expanded to? That can potentially help debugging and also understanding these variables.
Zhu Li
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Expand a Bazel rule output's directory into a flat output of another rule

I'm trying to package a bundle for uploading to Google Cloud. I have an output of pkg_web from an angular build that I did, which, if I pass into this custom rule I'm generating, is a File object that is a directory of the files. The custom rule I…
normmcgarry
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Link CMake package with bazel cmake_external

To link pytorch c++ library with CMake, you really just need find_package(Torch REQUIRED) and use -DCMAKE_PREFIX_PATH=/absolute/path/to/libtorch You can download the source here:…
Jack Shi
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How can I dynamically generate a bazel test suite?

I want to dynamically generate Bazel test rules based on the output of a complicated python script (uses imports etc., can't be ported to Starlark unfortunately). Is it possible to run this script, parsing its output and creating the test rules…
therealtypon
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What is the output type in Bazel?

In Bazel you can define an attribute type, which could be int or string ... or output What does it mean to have a type of attribute as output? Here's an example: def _something(ctx): print("The username is: ", ctx.attr.username) …
Marco Dinatsoli
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How to package generated python files in custom Bazel rule or genrule?

Let's say I have a scripts which generates Java and Python code. The files it generates depends on the input config, it can vary based on the config. Now, in the case of Java, I can write a simple genrule, point to invoke the script and then call…
JRodDynamite
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Is there a bazel rule that supports publishing a go binary?

On successful build of a go binary (cli) I would like to publish the binary to a repository manager e.g. Artifactory. I have found various references to uploading jar dependencies but nothing specific to the rules_go Can anyone point me in the right…
Graham Brooks
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Executing a native_binary inside a bazel rule

@bazel_skylib//rules:native_binary.bzl defines the native_binary rule which can be used to wrap native executables inside a bazel target. I used it to wrap a packaging tool called packfolder.exe from the Sciter SDK. I placed the binary into my…
Mark
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Bazel rule for javadoc fails to pass input sources

I am trying to create a javadoc based on the javadoc.bzl I have added in my BUILD file under the root of my project to load the rule: load("//rules:javadoc.bzl", "javadoc") javadoc( name = "api-docs", srcs = glob(["**/*.java"]) ) But when…
Jim
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How do you query for all packages defined by an external repostiory in Bazel

For instance take "com_google_protobuf" defined by https://github.com/protocolbuffers/protobuf. It should show some list like :timestamp :duration . . . You can get a list of these if a package in your own repository already depends on a rule from…
Keiros
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pkg_rules problems on Windows 10

I want to use rules_pkg I have the following setup: Windows 10 x64 (Version 2004, Bazel 3.7.0, Visual Studio 16 2019, MSYS2 x86_64) My minimal setup looks like this: WORKSPACE.bazel load("@bazel_tools//tools/build_defs/repo:http.bzl",…
Vertexwahn
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gazelle+protobuf problem: does not have mandatory providers: 'GoLibrary'

From gazelle-generated BUILD files, I get the following error when I run bazel build //foo/bar/protos/...: ERROR: .../foo/bar/protos/BUILD.bazel:15:17: in deps attribute of go_proto_library rule //foo/bar/protos:protos_go_proto:…
JayEye
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