80 lines
2.1 KiB
Plaintext
80 lines
2.1 KiB
Plaintext
/** Shared helpers for drive-resident /bin scripts (prepended before each command). */
|
|
function bareStdin(ctx) {
|
|
return typeof ctx.shellStdin === 'string' ? ctx.shellStdin : ''
|
|
}
|
|
|
|
/** @param {number} mode @param {'file' | 'directory' | 'symlink'} type */
|
|
function bareFormatModeString(mode, type) {
|
|
const typeChar =
|
|
type === 'directory' ? 'd' : type === 'symlink' ? 'l' : '-'
|
|
const perm = mode & 0o777
|
|
const r = (bit) => (perm & bit ? 'r' : '-')
|
|
const w = (bit) => (perm & bit ? 'w' : '-')
|
|
const x = (bit) => (perm & bit ? 'x' : '-')
|
|
return (
|
|
typeChar +
|
|
r(0o400) +
|
|
w(0o200) +
|
|
x(0o100) +
|
|
r(0o040) +
|
|
w(0o020) +
|
|
x(0o010) +
|
|
r(0o004) +
|
|
w(0o002) +
|
|
x(0o001)
|
|
)
|
|
}
|
|
|
|
/** @param {number} mtimeMs @param {number} [nowMs] */
|
|
function bareFormatLsMtime(mtimeMs, nowMs) {
|
|
const now = nowMs != null ? nowMs : Date.now()
|
|
const d = new Date(mtimeMs)
|
|
const months = [
|
|
'Jan',
|
|
'Feb',
|
|
'Mar',
|
|
'Apr',
|
|
'May',
|
|
'Jun',
|
|
'Jul',
|
|
'Aug',
|
|
'Sep',
|
|
'Oct',
|
|
'Nov',
|
|
'Dec'
|
|
]
|
|
const mon = months[d.getMonth()]
|
|
const day = String(d.getDate()).padStart(2, ' ')
|
|
const sixMo = 180 * 24 * 3600 * 1000
|
|
if (Math.abs(now - mtimeMs) > sixMo) {
|
|
const yr = String(d.getFullYear()).padStart(4, ' ')
|
|
return mon + ' ' + day + ' ' + yr
|
|
}
|
|
const hh = String(d.getHours()).padStart(2, '0')
|
|
const mm = String(d.getMinutes()).padStart(2, '0')
|
|
return mon + ' ' + day + ' ' + hh + ':' + mm
|
|
}
|
|
|
|
/** @param {number} size */
|
|
function barePosixBlocks(size) {
|
|
return Math.ceil(Number(size) / 512) || 0
|
|
}
|
|
|
|
async function run(ctx, argv) {
|
|
const parts = argv.slice(1).filter((a) => a !== '--')
|
|
if (!parts.length) {
|
|
ctx.console.error('basename: missing operand')
|
|
return
|
|
}
|
|
const path = parts[0]
|
|
const suffix = parts[1] || ''
|
|
let base = path.replace(/\/+$/, '')
|
|
const slash = base.lastIndexOf('/')
|
|
base = slash === -1 ? base : base.slice(slash + 1)
|
|
if (!base) base = path
|
|
if (suffix && base.endsWith(suffix) && base.length > suffix.length) {
|
|
base = base.slice(0, -suffix.length)
|
|
}
|
|
ctx.console.log(base)
|
|
}
|