Reproducibility issues when using th PEP517 backend with C extensions #703
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It is due to the build path being recorded into debug symbols. See #671. You can make the path deterministic setting a well defined build directory: |
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(@dnicolodi This ticket should be closed as a duplicate.) Indeed, passing the correct arguments you should be passing anyway (that is, all the ones you'd normally pass to |
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Alright, thanks for the input everyone! 😊 Closing as a duplicate of Issue #671 👍🏻 |
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Hello everyone 👋🏻
I maintain the
ueberzugpackage in Arch Linux that recently switched to usingmeson-python. Now that I have migrated the package to the new build backend on the new release the repo package has become unreproducible. This is most likely due to a path embedding in the package / debug package.Since this seems to be considered a bug in meson I thought I'd just open an issue here:
https://mesonbuild.com/Reproducible-builds.html
The diff on the package itself contains not much information:
But the diffs on the debug packages reveals that there is most likely an issue with the changing path:
│ │ ├── readelf --wide --notes {} │ │ │ @@ -1,8 +1,8 @@ │ │ │ │ │ │ Displaying notes found in: .note.gnu.property │ │ │ Owner Data size Description │ │ │ GNU 0x00000030 NT_GNU_PROPERTY_TYPE_0 Properties: x86 feature: IBT, SHSTK, x86 feature used: x86, XMM, x86 ISA used: x86-64-baseline │ │ │ │ │ │ Displaying notes found in: .note.gnu.build-id │ │ │ Owner Data size Description │ │ │ - GNU 0x00000014 NT_GNU_BUILD_ID (unique build ID bitstring) Build ID: 4f2aff58a906e4ad8ae23382df717094116fe451 │ │ │ + GNU 0x00000014 NT_GNU_BUILD_ID (unique build ID bitstring) Build ID: 4483c37f5316e95346fdff5540a0e7331f1b812e │ │ ├── readelf --wide --debug-dump=rawline {} │ │ │ @@ -25,15 +25,15 @@ │ │ │ Opcode 9 has 1 arg │ │ │ Opcode 10 has 0 args │ │ │ Opcode 11 has 0 args │ │ │ Opcode 12 has 1 arg │ │ │ │ │ │ The Directory Table (offset 0x22, lines 8, columns 1): │ │ │ Entry Name │ │ │ - 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-xl7i9lgh │ │ │ + 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-v7qtp5jb │ │ │ 1 (line_strp) (offset: 0x4c): ../ueberzug/X │ │ │ 2 (line_strp) (offset: 0x5a): /usr/include/bits │ │ │ 3 (line_strp) (offset: 0x6c): /usr/include/python3.12 │ │ │ 4 (line_strp) (offset: 0x84): /usr/lib/gcc/x86_64-pc-linux-gnu/14.2.1/include │ │ │ 5 (line_strp) (offset: 0xb4): /usr/include/sys │ │ │ 6 (line_strp) (offset: 0xc5): /usr/include/python3.12/cpython │ │ │ 7 (line_strp) (offset: 0xe5): /usr/include/X11 │ │ │ @@ -302,15 +302,15 @@ │ │ │ Opcode 9 has 1 arg │ │ │ Opcode 10 has 0 args │ │ │ Opcode 11 has 0 args │ │ │ Opcode 12 has 1 arg │ │ │ │ │ │ The Directory Table (offset 0x22d, lines 11, columns 1): │ │ │ Entry Name │ │ │ - 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-xl7i9lgh │ │ │ + 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-v7qtp5jb │ │ │ 1 (line_strp) (offset: 0x4c): ../ueberzug/X │ │ │ 2 (line_strp) (offset: 0x6c): /usr/include/python3.12 │ │ │ 3 (line_strp) (offset: 0x5a): /usr/include/bits │ │ │ 4 (line_strp) (offset: 0x84): /usr/lib/gcc/x86_64-pc-linux-gnu/14.2.1/include │ │ │ 5 (line_strp) (offset: 0xb4): /usr/include/sys │ │ │ 6 (line_strp) (offset: 0x1ba): /usr/include │ │ │ 7 (line_strp) (offset: 0xc5): /usr/include/python3.12/cpython │ │ │ @@ -1433,15 +1433,15 @@ │ │ │ Opcode 9 has 1 arg │ │ │ Opcode 10 has 0 args │ │ │ Opcode 11 has 0 args │ │ │ Opcode 12 has 1 arg │ │ │ │ │ │ The Directory Table (offset 0xa29, lines 10, columns 1): │ │ │ Entry Name │ │ │ - 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-xl7i9lgh │ │ │ + 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-v7qtp5jb │ │ │ 1 (line_strp) (offset: 0x4c): ../ueberzug/X │ │ │ 2 (line_strp) (offset: 0x6c): /usr/include/python3.12 │ │ │ 3 (line_strp) (offset: 0x5a): /usr/include/bits │ │ │ 4 (line_strp) (offset: 0x84): /usr/lib/gcc/x86_64-pc-linux-gnu/14.2.1/include │ │ │ 5 (line_strp) (offset: 0xb4): /usr/include/sys │ │ │ 6 (line_strp) (offset: 0xc5): /usr/include/python3.12/cpython │ │ │ 7 (line_strp) (offset: 0xe5): /usr/include/X11 │ │ │ @@ -2639,15 +2639,15 @@ │ │ │ Opcode 9 has 1 arg │ │ │ Opcode 10 has 0 args │ │ │ Opcode 11 has 0 args │ │ │ Opcode 12 has 1 arg │ │ │ │ │ │ The Directory Table (offset 0x1251, lines 10, columns 1): │ │ │ Entry Name │ │ │ - 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-xl7i9lgh │ │ │ + 0 (line_strp) (offset: 0x12): /usr/src/debug/ueberzug/ueberzug-18.3.0/.mesonpy-v7qtp5jb │ │ │ 1 (line_strp) (offset: 0x4c): ../ueberzug/X │ │ │ 2 (line_strp) (offset: 0x6c): /usr/include/python3.12 │ │ │ 3 (line_strp) (offset: 0x5a): /usr/include/bits │ │ │ 4 (line_strp) (offset: 0x84): /usr/lib/gcc/x86_64-pc-linux-gnu/14.2.1/include │ │ │ 5 (line_strp) (offset: 0xb4): /usr/include/sys │ │ │ 6 (line_strp) (offset: 0x1ba): /usr/include │ │ │ 7 (line_strp) (offset: 0xc5): /usr/include/python3.12/cpythonThe package is built as follows (see the full
PKGBUILD):If there is any more information needed feel free to ask, I hope I provided all the details! 🤗
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