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Diffstat (limited to 'bin/wiki/ImportarDesdeURL/node_modules/arch/index.js')
-rw-r--r-- | bin/wiki/ImportarDesdeURL/node_modules/arch/index.js | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/bin/wiki/ImportarDesdeURL/node_modules/arch/index.js b/bin/wiki/ImportarDesdeURL/node_modules/arch/index.js new file mode 100644 index 00000000..17455e02 --- /dev/null +++ b/bin/wiki/ImportarDesdeURL/node_modules/arch/index.js @@ -0,0 +1,59 @@ +var cp = require('child_process') +var fs = require('fs') +var path = require('path') + +/** + * Returns the operating system's CPU architecture. This is different than + * `process.arch` or `os.arch()` which returns the architecture the Node.js (or + * Electron) binary was compiled for. + */ +module.exports = function arch () { + /** + * The running binary is 64-bit, so the OS is clearly 64-bit. + */ + if (process.arch === 'x64') { + return 'x64' + } + + /** + * All recent versions of Mac OS are 64-bit. + */ + if (process.platform === 'darwin') { + return 'x64' + } + + /** + * On Windows, the most reliable way to detect a 64-bit OS from within a 32-bit + * app is based on the presence of a WOW64 file: %SystemRoot%\SysNative. + * See: https://twitter.com/feross/status/776949077208510464 + */ + if (process.platform === 'win32') { + var useEnv = false + try { + useEnv = !!(process.env.SYSTEMROOT && fs.statSync(process.env.SYSTEMROOT)) + } catch (err) {} + + var sysRoot = useEnv ? process.env.SYSTEMROOT : 'C:\\Windows' + + // If %SystemRoot%\SysNative exists, we are in a WOW64 FS Redirected application. + var isWOW64 = false + try { + isWOW64 = !!fs.statSync(path.join(sysRoot, 'sysnative')) + } catch (err) {} + + return isWOW64 ? 'x64' : 'x86' + } + + /** + * On Linux, use the `getconf` command to get the architecture. + */ + if (process.platform === 'linux') { + var output = cp.execSync('getconf LONG_BIT', {encoding: 'utf8'}) + return output === '64\n' ? 'x64' : 'x86' + } + + /** + * If none of the above, assume the architecture is 32-bit. + */ + return 'x86' +} |