Skip to content

feat: Add Rust-based generator for C++ unit-wrapper headers from unit… #2

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
VPRamon merged 3 commits into from
Feb 23, 2026
Merged

feat: Add Rust-based generator for C++ unit-wrapper headers from unit… #2

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
2830db4
feat: Add Rust-based generator for C++ unit-wrapper headers from unit…
Feb 23, 2026
5def2ee
feat: Remove Python script for generating C++ unit wrapper headers
Feb 23, 2026
f4ad137
format: clang-format generated qtty headers
Feb 23, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions .gitignore
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
build/
cmake-build-*/
out/
gen_cpp_units/target/

# IDE files
.vscode/
Expand Down
20 changes: 11 additions & 9 deletions CMakeLists.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -39,9 +39,9 @@ else()
set(QTTY_LIBRARY_PATH ${QTTY_ARTIFACT_DIR}/libqtty_ffi.so)
endif()

# Generate C++ unit wrappers from qtty_ffi.h
find_package(Python3 COMPONENTS Interpreter REQUIRED)
set(QTTY_FFI_HEADER ${QTTY_FFI_INCLUDE_DIR}/qtty_ffi.h)
# Generate C++ unit wrappers from units.csv via the Rust gen_cpp_units binary.
# Running `cargo run` builds the binary (and the qtty-ffi library) if needed.
set(QTTY_UNITS_CSV ${QTTY_SUBMODULE_DIR}/qtty-ffi/units.csv)
set(GENERATED_HEADERS
${CMAKE_CURRENT_SOURCE_DIR}/include/qtty/units/length.hpp
${CMAKE_CURRENT_SOURCE_DIR}/include/qtty/units/time.hpp
Expand All @@ -53,10 +53,11 @@ set(GENERATED_HEADERS

add_custom_command(
OUTPUT ${GENERATED_HEADERS}
COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/gen_cpp_units.py
DEPENDS ${QTTY_FFI_HEADER} ${CMAKE_CURRENT_SOURCE_DIR}/gen_cpp_units.py
COMMAND ${CARGO_BIN} run --manifest-path ${CMAKE_CURRENT_SOURCE_DIR}/gen_cpp_units/Cargo.toml --release
-- ${QTTY_UNITS_CSV} ${CMAKE_CURRENT_SOURCE_DIR}/include/qtty
DEPENDS ${QTTY_UNITS_CSV}
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
COMMENT "Generating C++ unit wrappers from qtty_ffi.h"
COMMENT "Generating C++ unit wrappers from units.csv (Rust)"
VERBATIM
)

Expand Down Expand Up @@ -231,8 +232,9 @@ install(EXPORT qtty_cppTargets
# Generate unit files (if needed)
add_custom_target(
gen_units
COMMAND ${CARGO_BIN} run -p qtty-ffi --bin gen_units
WORKING_DIRECTORY ${QTTY_SUBMODULE_DIR}
COMMENT "Generating unit files"
COMMAND ${CARGO_BIN} run --manifest-path ${CMAKE_CURRENT_SOURCE_DIR}/gen_cpp_units/Cargo.toml --release
-- ${QTTY_UNITS_CSV} ${CMAKE_CURRENT_SOURCE_DIR}/include/qtty
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
COMMENT "Generating C++ unit wrappers from units.csv (Rust)"
VERBATIM
)
303 changes: 0 additions & 303 deletions gen_cpp_units.py
View file
Open in desktop

This file was deleted.

7 changes: 7 additions & 0 deletions gen_cpp_units/Cargo.lock
View file
Open in desktop

Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.

8 changes: 8 additions & 0 deletions gen_cpp_units/Cargo.toml
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,8 @@
[package]
name = "gen_cpp_units"
version = "0.1.0"
edition = "2021"
authors = ["Vallés Puig, Ramon <>"]
description = "Generator for C++ unit-wrapper headers from units.csv"

[dependencies]
Loading