Message333657
| Author |
vstinner |
| Recipients |
gregory.p.smith, izbyshev, koobs, nanjekyejoannah, pablogsal, pitrou, serhiy.storchaka, vstinner |
| Date |
2019年01月15日.10:04:06 |
| SpamBayes Score |
-1.0 |
| Marked as misclassified |
Yes |
| Message-id |
<1547546646.93.0.99566067649.issue35537@roundup.psfhosted.org> |
| In-reply-to |
| Content |
If someone wants to implement a runtime check for musl, here is an heuristic based on ldd output and libc filenames:
https://github.com/lovell/detect-libc/blob/master/lib/detect-libc.js
var GLIBC = 'glibc';
var MUSL = 'musl';
// Try ldd
var ldd = spawnSync('ldd', ['--version'], spawnOptions);
if (ldd.status === 0 && ldd.stdout.indexOf(MUSL) !== -1) {
family = MUSL;
version = versionFromMuslLdd(ldd.stdout);
method = 'ldd';
} else if (ldd.status === 1 && ldd.stderr.indexOf(MUSL) !== -1) {
family = MUSL;
version = versionFromMuslLdd(ldd.stderr);
method = 'ldd';
} else {
// Try filesystem (family only)
var lib = safeReaddirSync('/lib');
if (lib.some(contains('-linux-gnu'))) {
family = GLIBC;
method = 'filesystem';
} else if (lib.some(contains('libc.musl-'))) {
family = MUSL;
method = 'filesystem';
} else if (lib.some(contains('ld-musl-'))) {
family = MUSL;
method = 'filesystem';
} else {
var usrSbin = safeReaddirSync('/usr/sbin');
if (usrSbin.some(contains('glibc'))) {
family = GLIBC;
method = 'filesystem';
}
}
} |
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