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fix stdc++ build #28

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Merged
bghira merged 1 commit into from
Apr 26, 2026
Merged

fix stdc++ build #28

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4 changes: 2 additions & 2 deletions .github/workflows/publish.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -112,7 +112,7 @@ jobs:
# OpenCV static linking configuration
OPENCV_INCLUDE_PATHS: ${{ github.workspace }}/third_party/opencv-static/include/opencv4
OPENCV_LINK_PATHS: ${{ github.workspace }}/third_party/opencv-static/lib
OPENCV_LINK_LIBS: static=opencv_world,static=avformat,static=avcodec,static=avfilter,static=swresample,static=swscale,static=avutil,static=jpeg,static=png,static=tiff,static=webp,static=z,static=jasper,static=stdc++
OPENCV_LINK_LIBS: static=opencv_world,static=avformat,static=avcodec,static=avfilter,static=swresample,static=swscale,static=avutil,static=jpeg,static=png,static=tiff,static=webp,static=z,static=jasper,dylib=stdc++
OPENCV_DISABLE_PROBES: pkg_config,cmake,vcpkg,vcpkg_cmake

- name: Repair wheels
Expand Down Expand Up @@ -194,7 +194,7 @@ jobs:
# OpenCV static linking configuration
OPENCV_INCLUDE_PATHS: ${{ github.workspace }}/third_party/opencv-static/include/opencv4
OPENCV_LINK_PATHS: ${{ github.workspace }}/third_party/opencv-static/lib
OPENCV_LINK_LIBS: static=opencv_world,static=avformat,static=avcodec,static=avfilter,static=swresample,static=swscale,static=avutil,static=jpeg,static=png,static=tiff,static=webp,static=z,static=jasper,static=stdc++
OPENCV_LINK_LIBS: static=opencv_world,static=avformat,static=avcodec,static=avfilter,static=swresample,static=swscale,static=avutil,static=jpeg,static=png,static=tiff,static=webp,static=z,static=jasper,dylib=stdc++
OPENCV_DISABLE_PROBES: pkg_config,cmake,vcpkg,vcpkg_cmake

- name: Repair wheels
Expand Down
9 changes: 5 additions & 4 deletions docs/BUILDING_STATIC_OPENCV.md
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Expand Up @@ -126,9 +126,10 @@ OpenCV distribution once and point Cargo at it during compilation.
PNG, WebP, etc.), install their static archives into the same `lib/` folder
so Cargo can link them in one pass.

> **macOS note**: Apple does not provide static builds of the C++ standard
> library. Replace `static=stdc++` with `dylib=c++` (or `framework=Accelerate`
> when required) in the linking step below.
> **C++ runtime note**: many CI images do not install `libstdc++.a`.
> On Linux, prefer `dylib=stdc++` unless you explicitly provide a static C++
> runtime archive. On macOS, use `dylib=c++` (or `framework=Accelerate` when
> required).

## 3. Point Cargo at the static toolchain

Expand All @@ -144,7 +145,7 @@ OPENCV_LINK_PATHS = { value = "third_party/opencv-static/lib", relative
OPENCV_DISABLE_PROBES = "pkg_config,cmake,vcpkg"
# Static link OpenCV and the extra libraries it depends on.
# Adjust the list to match the archives present in third_party/opencv-static/lib.
OPENCV_LINK_LIBS = "static=opencv_world,static=avformat,static=avcodec,static=avfilter,static=swresample,static=swscale,static=avutil,static=png,static=jpeg,static=tiff,static=webp,static=z,static=jasper,static=stdc++"
OPENCV_LINK_LIBS = "static=opencv_world,static=avformat,static=avcodec,static=avfilter,static=swresample,static=swscale,static=avutil,static=png,static=jpeg,static=tiff,static=webp,static=z,static=jasper,dylib=stdc++"
```

The helper script in this repository disables OpenJPEG support
Expand Down
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