geteuid

Return the effective numeric user identity of the calling process.

Usage

var geteuid = require( '@stdlib/process/geteuid' );

geteuid()

Returns the effective numeric user identity of the calling process.

var id = geteuid();

Notes

• The function only returns an integer user identity on POSIX platforms. For all other platforms (e.g., Windows, browsers, and Android), the function returns null.
• See geteuid(2).

Examples

var geteuid = require( '@stdlib/process/geteuid' );

var uid = geteuid();
if ( uid === 0 ) {
    console.log( 'Effectively running as root.' );
} else {
    console.log( 'uid: %d', uid );
}

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See Also

• @stdlib/process/getegid: return the effective numeric group identity of a calling process.
• @stdlib/process/getgid: return the numeric group identity of a calling process.
• @stdlib/process/getuid: return the numeric user identity of a calling process.