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Change linking of CGDisplayCreateUUIDFromDisplayID on macos (#1626)
* Link CGDisplayCreateUUIDFromDisplayID through ColorSync instead of CoreGraphics * Conditionally link through ColorSync only if WINIT_LINK_COLORSYNC is set to true * Document new macos env var in README
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Original file line number | Diff line number | Diff line change |
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fn main() { | ||
// If building for macos and WINIT_LINK_COLORSYNC is set to true | ||
// use CGDisplayCreateUUIDFromDisplayID from ColorSync instead of CoreGraphics | ||
if std::env::var("CARGO_CFG_TARGET_OS").map_or(false, |os| os == "macos") | ||
&& std::env::var("WINIT_LINK_COLORSYNC") | ||
.map_or(false, |v| v == "1" || v.eq_ignore_ascii_case("true")) | ||
{ | ||
println!("cargo:rustc-cfg=use_colorsync_cgdisplaycreateuuidfromdisplayid"); | ||
} | ||
} |
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