Orginize

2026-08-18 18:11:28 -04:00
parent 0e9a650fa2
commit bbaf47028f
259 changed files with 0 additions and 0 deletions
@@ -0,0 +1,88 @@
+/**
+ * POSIX.1 Issue 7 signal names accepted by synthetic `kill` / `ctx.bareOsSendSignal`
+ * (delivery is logical; many only update guest state without host semantics).
+ */
+export const BARE_OS_POSIX_SIGNAL_NAMES = Object.freeze([
+  'HUP',
+  'INT',
+  'QUIT',
+  'ILL',
+  'TRAP',
+  'ABRT',
+  'BUS',
+  'FPE',
+  'KILL',
+  'USR1',
+  'SEGV',
+  'USR2',
+  'PIPE',
+  'ALRM',
+  'TERM',
+  'STKFLT',
+  'CHLD',
+  'CONT',
+  'STOP',
+  'TSTP',
+  'TTIN',
+  'TTOU',
+  'URG',
+  'XCPU',
+  'XFSZ',
+  'VTALRM',
+  'PROF',
+  'WINCH',
+  'IO',
+  'SYS'
+])
+
+/** @type {ReadonlySet<string>} */
+const SET = new Set(BARE_OS_POSIX_SIGNAL_NAMES)
+
+/**
+ * @param {string} signal
+ */
+export function bareOsNormalizeSignalName(signal) {
+  return String(signal || 'TERM')
+    .replace(/^SIG/i, '')
+    .toUpperCase()
+}
+
+/**
+ * @param {string} signal
+ */
+export function bareOsIsPosixSignalName(signal) {
+  const s = bareOsNormalizeSignalName(signal)
+  return SET.has(s) || s === '0'
+}
+
+/** POSIX-ish default exit status when that signal terminates a session. */
+export const BARE_OS_SIGNAL_EXIT = Object.freeze({
+  HUP: 1,
+  INT: 2,
+  QUIT: 3,
+  ABRT: 6,
+  KILL: 9,
+  SEGV: 11,
+  ALRM: 14,
+  TERM: 15,
+  XCPU: 24,
+  XFSZ: 25,
+  VTALRM: 26,
+  PROF: 27
+})
+
+/** Signals that end the Bare OS session when delivered to pids 1–3. */
+export const BARE_OS_SESSION_EXIT_SIGNALS = new Set([
+  'HUP',
+  'INT',
+  'QUIT',
+  'ABRT',
+  'KILL',
+  'TERM',
+  'SEGV',
+  'XCPU',
+  'XFSZ',
+  'ALRM',
+  'VTALRM',
+  'PROF'
+])