diff options
Diffstat (limited to 'node_modules/detect-libc')
| l--------- | node_modules/detect-libc/.bin/detect-libc | 1 | ||||
| -rw-r--r-- | node_modules/detect-libc/.npmignore | 7 | ||||
| -rw-r--r-- | node_modules/detect-libc/LICENSE | 201 | ||||
| -rw-r--r-- | node_modules/detect-libc/README.md | 78 | ||||
| -rwxr-xr-x | node_modules/detect-libc/bin/detect-libc.js | 18 | ||||
| -rw-r--r-- | node_modules/detect-libc/lib/detect-libc.js | 92 | ||||
| -rw-r--r-- | node_modules/detect-libc/package.json | 35 |
7 files changed, 432 insertions, 0 deletions
diff --git a/node_modules/detect-libc/.bin/detect-libc b/node_modules/detect-libc/.bin/detect-libc new file mode 120000 index 00000000..3c84d312 --- /dev/null +++ b/node_modules/detect-libc/.bin/detect-libc @@ -0,0 +1 @@ +../bin/detect-libc.js
\ No newline at end of file diff --git a/node_modules/detect-libc/.npmignore b/node_modules/detect-libc/.npmignore new file mode 100644 index 00000000..8fc0e8d3 --- /dev/null +++ b/node_modules/detect-libc/.npmignore @@ -0,0 +1,7 @@ +.nyc_output +.travis.yml +coverage +test.js +node_modules +/.circleci +/tests/integration diff --git a/node_modules/detect-libc/LICENSE b/node_modules/detect-libc/LICENSE new file mode 100644 index 00000000..8dada3ed --- /dev/null +++ b/node_modules/detect-libc/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright {yyyy} {name of copyright owner} + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/node_modules/detect-libc/README.md b/node_modules/detect-libc/README.md new file mode 100644 index 00000000..31763574 --- /dev/null +++ b/node_modules/detect-libc/README.md @@ -0,0 +1,78 @@ +# detect-libc + +Node.js module to detect the C standard library (libc) implementation +family and version in use on a given Linux system. + +Provides a value suitable for use with the `LIBC` option of +[prebuild](https://www.npmjs.com/package/prebuild), +[prebuild-ci](https://www.npmjs.com/package/prebuild-ci) and +[prebuild-install](https://www.npmjs.com/package/prebuild-install), +therefore allowing build and provision of pre-compiled binaries +for musl-based Linux e.g. Alpine as well as glibc-based. + +Currently supports libc detection of `glibc` and `musl`. + +## Install + +```sh +npm install detect-libc +``` + +## Usage + +### API + +```js +const { GLIBC, MUSL, family, version, isNonGlibcLinux } = require('detect-libc'); +``` + +* `GLIBC` is a String containing the value "glibc" for comparison with `family`. +* `MUSL` is a String containing the value "musl" for comparison with `family`. +* `family` is a String representing the system libc family. +* `version` is a String representing the system libc version number. +* `isNonGlibcLinux` is a Boolean representing whether the system is a non-glibc Linux, e.g. Alpine. + +### detect-libc command line tool + +When run on a Linux system with a non-glibc libc, +the child command will be run with the `LIBC` environment variable +set to the relevant value. + +On all other platforms will run the child command as-is. + +The command line feature requires `spawnSync` provided by Node v0.12+. + +```sh +detect-libc child-command +``` + +## Integrating with prebuild + +```json + "scripts": { + "install": "detect-libc prebuild-install || node-gyp rebuild", + "test": "mocha && detect-libc prebuild-ci" + }, + "dependencies": { + "detect-libc": "^1.0.2", + "prebuild-install": "^2.2.0" + }, + "devDependencies": { + "prebuild": "^6.2.1", + "prebuild-ci": "^2.2.3" + } +``` + +## Licence + +Copyright 2017 Lovell Fuller + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at [http://www.apache.org/licenses/LICENSE-2.0](http://www.apache.org/licenses/LICENSE-2.0.html) + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. diff --git a/node_modules/detect-libc/bin/detect-libc.js b/node_modules/detect-libc/bin/detect-libc.js new file mode 100755 index 00000000..5486127f --- /dev/null +++ b/node_modules/detect-libc/bin/detect-libc.js @@ -0,0 +1,18 @@ +#!/usr/bin/env node + +'use strict'; + +var spawnSync = require('child_process').spawnSync; +var libc = require('../'); + +var spawnOptions = { + env: process.env, + shell: true, + stdio: 'inherit' +}; + +if (libc.isNonGlibcLinux) { + spawnOptions.env.LIBC = process.env.LIBC || libc.family; +} + +process.exit(spawnSync(process.argv[2], process.argv.slice(3), spawnOptions).status); diff --git a/node_modules/detect-libc/lib/detect-libc.js b/node_modules/detect-libc/lib/detect-libc.js new file mode 100644 index 00000000..1855fe18 --- /dev/null +++ b/node_modules/detect-libc/lib/detect-libc.js @@ -0,0 +1,92 @@ +'use strict'; + +var platform = require('os').platform(); +var spawnSync = require('child_process').spawnSync; +var readdirSync = require('fs').readdirSync; + +var GLIBC = 'glibc'; +var MUSL = 'musl'; + +var spawnOptions = { + encoding: 'utf8', + env: process.env +}; + +if (!spawnSync) { + spawnSync = function () { + return { status: 126, stdout: '', stderr: '' }; + }; +} + +function contains (needle) { + return function (haystack) { + return haystack.indexOf(needle) !== -1; + }; +} + +function versionFromMuslLdd (out) { + return out.split(/[\r\n]+/)[1].trim().split(/\s/)[1]; +} + +function safeReaddirSync (path) { + try { + return readdirSync(path); + } catch (e) {} + return []; +} + +var family = ''; +var version = ''; +var method = ''; + +if (platform === 'linux') { + // Try getconf + var glibc = spawnSync('getconf', ['GNU_LIBC_VERSION'], spawnOptions); + if (glibc.status === 0) { + family = GLIBC; + version = glibc.stdout.trim().split(' ')[1]; + method = 'getconf'; + } else { + // 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'; + } + } + } + } +} + +var isNonGlibcLinux = (family !== '' && family !== GLIBC); + +module.exports = { + GLIBC: GLIBC, + MUSL: MUSL, + family: family, + version: version, + method: method, + isNonGlibcLinux: isNonGlibcLinux +}; diff --git a/node_modules/detect-libc/package.json b/node_modules/detect-libc/package.json new file mode 100644 index 00000000..cbd5cd18 --- /dev/null +++ b/node_modules/detect-libc/package.json @@ -0,0 +1,35 @@ +{ + "name": "detect-libc", + "version": "1.0.3", + "description": "Node.js module to detect the C standard library (libc) implementation family and version", + "main": "lib/detect-libc.js", + "bin": { + "detect-libc": "./bin/detect-libc.js" + }, + "scripts": { + "test": "semistandard && nyc --reporter=lcov ava" + }, + "repository": { + "type": "git", + "url": "git://github.com/lovell/detect-libc" + }, + "keywords": [ + "libc", + "glibc", + "musl" + ], + "author": "Lovell Fuller <npm@lovell.info>", + "contributors": [ + "Niklas Salmoukas <niklas@salmoukas.com>" + ], + "license": "Apache-2.0", + "devDependencies": { + "ava": "^0.23.0", + "nyc": "^11.3.0", + "proxyquire": "^1.8.0", + "semistandard": "^11.0.0" + }, + "engines": { + "node": ">=0.10" + } +} |