proot and talloc source for Tidepane for Android

The complete corresponding source for the proot binaries shipped in the Tidepane Android app.

The Tidepane Android app ships two executables, libproot.so and libproot-loader.so, built from Termux's proot with talloc linked statically. proot is licensed under the GPL-2.0-or-later and talloc under the LGPL-3.0-or-later; the combined binary is distributed under the GPL-3.0. This page holds the exact sources, the build script and the build inputs used, so you can rebuild the same binaries.

Sources

File	SHA-256
proot-5.1.107.102.tar.gz Termux proot, tag v5.1.107.102	`36fb68838d86e491bc577064e23d365ea936e03ded4e90f62dc540907c04f385`
talloc-2.5.0.tar.gz talloc 2.5.0, from samba.org	`912afa237510ae542a7733998eb18a12bcda35ab6729c8e2ddb43e8d0ebab007`

Build

SOURCES.md: the sources, the one source change (an added #include <string.h>), the toolchain (Android NDK 27.1.12297006) and every build step.
build-proot.sh: the script that downloads both tarballs, checks their SHA-256s, and builds both files.
cross-answers.txt: talloc's cross-compile answers, as Termux uses them.
SHA256SUMS: the SHA-256s of the shipped libproot.so and libproot-loader.so. The build is reproducible on macOS with the NDK's darwin-x86_64 prebuilts.

Licences

GPL-2.0 (proot)
LGPL-3.0 (talloc)
GPL-3.0 (the combined binary)