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C/C++ Project Guardrails - Min Cmake Version Cicd

Min Cmake Version Cicd

✓ Guardrail C/C++ Project Guardrails Beta Devex Build And Ci
cpp.min-cmake-version-cicd

Ensures the CMake version used in CI/CD meets the minimum required version. Modern CMake features (targets, presets, dependency management) require recent versions.

cmake version ci/cd build system cmake presets
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Compatible Integrations

This guardrail works with the following integrations. Click to see how to use Min Cmake Version Cicd with each collector.

+
Min Cmake Version Cicd + C/C++ Collector Provides C/C++ project metadata
→

Enable This Guardrail

Add the parent policy to your lunar-config.yml to enable this guardrail.

📄 lunar-config.yml 
policies:
  - uses: github://earthly/lunar-lib/policies/cpp@v1.0.5
    include: [min-cmake-version-cicd]
    # with: ...

How This Guardrail Works

This guardrail is part of the C/C++ Project Guardrails policy. It evaluates data collected by integrations and produces a pass/fail check with actionable feedback.

When enabled, this check runs automatically on every PR and in AI coding workflows, providing real-time enforcement of your engineering standards.

Learn How Lunar Works →
1
↓ Integrations Gather Data
Collectors extract metadata from code, CI pipelines, tool outputs, and scans
2
{ } Centralized as JSON
All data merged into each component's unified metadata document
3
✓ This Guardrail Checks Current
Min Cmake Version Cicd runs and provides pass/fail feedback

Configuration Options

These inputs can be configured in your lunar-config.yml to customize how the parent policy (and this guardrail) behaves.

Input Required Default Description
min_cpp_standard Optional 17 Minimum required C++ standard (e.g., "17", "20", "23")
max_cppcheck_warnings Optional 0 Maximum allowed cppcheck warnings (0 = must be clean)
min_compiler_version Optional 12.0.0 Minimum required compiler version for CI/CD (e.g., "12.0.0" for gcc, "15.0.0" for clang)
min_cmake_version Optional 3.20.0 Minimum required CMake version for CI/CD (e.g., "3.20.0")

Related Guardrails

Other guardrails in the C/C++ Project Guardrails policy.

Guardrail Devex Build And Ci
Build System Exists

Ensures at least one build system (CMake, Make, Meson, Autotools, Bazel) is detected. Unlike Go or Rust where the...
Guardrail Devex Build And Ci
Min Cpp Standard

Ensures the project uses at least the minimum required C++ standard. Modern standards (C++17+) provide safer constructs,...
Guardrail Devex Build And Ci
Cppcheck Clean

Ensures cppcheck reports no errors and fewer warnings than the configured threshold. cppcheck catches undefined...
Guardrail Devex Build And Ci
Min Compiler Version Cicd

Ensures the C/C++ compiler version (gcc or clang) used in CI/CD meets the minimum required version. Newer compilers...
C/C++ Project Guardrails

C/C++ Project Guardrails

This guardrail is part of the C/C++ Project Guardrails policy, which includes 5 guardrails for devex build and ci.

View Policy

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