build: support setting an emulator from configure script#53899
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tie wants to merge 1 commit intonodejs:mainfrom
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build: support setting an emulator from configure script#53899tie wants to merge 1 commit intonodejs:mainfrom
tie wants to merge 1 commit intonodejs:mainfrom
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V8’s JIT infrastructure requires binaries such as mksnapshot to be run during the build. However, these binaries must have the same bit-width as the host platform (e.g. a x86_64 build platform targeting ARMv6 needs to produce a 32-bit binary). To work around this issue, allow building the binaries for the host platform and running them on the build platform with an emulator. Based on Buildroot’s nodejs-src 0001-add-qemu-wrapper-support.patch. https://gitlab.com/buildroot.org/buildroot/-/blob/c1d5eada4d4db9eeaa1c44dd1dea95a67c8a70ca/package/nodejs/nodejs-src/0001-add-qemu-wrapper-support.patch
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aduh95
approved these changes
Nov 8, 2025
avivkeller
approved these changes
Jan 3, 2026
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V8’s JIT infrastructure requires binaries such as mksnapshot to be run during the build. However, these binaries must have the same bit-width as the host platform (e.g. a x86_64 build platform targeting ARMv6 needs to produce a 32-bit binary).
To work around this issue, allow building the binaries for the host platform and running them on the build platform with an emulator.
Based on Buildroot’s nodejs-src 0001-add-qemu-wrapper-support.patch. https://gitlab.com/buildroot.org/buildroot/-/blob/c1d5eada4d4db9eeaa1c44dd1dea95a67c8a70ca/package/nodejs/nodejs-src/0001-add-qemu-wrapper-support.patch
See also NixOS/nixpkgs#327653