apache / apache/iceberg-cpp

CMake and Meson build definitions are Out Of Sync

Abierto
#894 2 comentarios 0 reacciones 0 asignados Ver en GitHub
enhancement question
Lenguaje dominante
C++
Estrellas
221
Forks
124
Merge medio
1 d 16 h
PR fusionados (30 d)
21

Descripción

## Description

The CMake and Meson build definitions are maintained separately and have drifted. On current `main` (`e0399c6945326dd5281da07de8ed14a61c9f2cac`), equivalent configurations do not install the same public headers or run the same core tests.

Examples:

- CMake installs public headers by globbing each directory, while Meson lists them manually. As a result:
- CMake installs `iceberg/puffin_dv_io.h` and `iceberg/catalog/rest/auth/token_refresh_scheduler.h`, but Meson does not.
- Meson installs `iceberg/catalog/catalog_util.h`, `iceberg/catalog/session_catalog.h`, and `iceberg/catalog/session_context.h`, but CMake does not install headers from `src/iceberg/catalog/`.
- CMake includes `snapshot_summary_builder_test.cc` in `table_test`, but Meson does not include that test source, so the Meson CI path does not exercise it.
- Vendored/fallback dependency versions differ between the two build systems:

| Dependency | CMake | Meson |
|---|---:|---:|
| CRoaring | 4.4.3 | 4.3.11 |
| nlohmann/json | 3.11.3 | 3.12.0 |
| GoogleTest | 1.15.2 | 1.17.0 |

Other shared dependencies, such as nanoarrow 0.9.0, utf8proc 2.10.0, spdlog 1.15.3, cpr 1.14.1, and Google Benchmark 1.8.4, are currently aligned but can drift because their pins are also declared independently.
- Dependency resolution policy also differs: CMake requires system Zlib and Curl, while Meson can fall back to pinned wraps (Zlib 1.3.1 and Curl 8.10.1). Any intentional difference here should be documented and tested explicitly.

The Meson bundle gap is already tracked by #256 and is outside the scope of this issue. Other intentional feature differences should likewise remain explicit rather than appearing as accidental drift.

---

**This to track current status and initiated a discussion on how we can maintain and sync the build tools in the long term.**

Guía de contribución

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Línea de trabajo

Compara las definiciones de build de CMake y Meson en el commit main e0399c6, comenzando por la instalación de los encabezados públicos, las fuentes de table_test y las versiones fijadas de las dependencias indicadas. Comprueba snapshot_summary_builder_test.cc y el issue #256 para conocer el alcance especificado. Se considera terminado cuando las diferencias accidentales estén alineadas, mientras que las diferencias intencionales de dependencias y funcionalidades estén documentadas y probadas.

Escrito por el modelo de indexación a partir del texto del issue.

Evaluación

Stack tecnológico
cmake, cpp
Área
build-system, tooling
Tipo de issue
Refactorización
Dificultad
5/5
Tiempo estimado
Más de una semana
Estado de actividad
Activo
Claridad
Bastante claro
Aptitud para principiantes
38/100

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