Orginize

2026-08-18 18:11:28 -04:00
parent 0e9a650fa2
commit bbaf47028f
259 changed files with 0 additions and 0 deletions
@@ -0,0 +1,62 @@
+/**
+ * POSIX errno names ↔ numeric hints for guest errors and `/proc` introspection.
+ * Values follow Linux/x86-64 style where Bare OS surfaces them in messages.
+ */
+
+export const BARE_OS_POSIX_ERRNO_MAP = Object.freeze({
+  EPERM: 1,
+  ENOENT: 2,
+  ESRCH: 3,
+  EINTR: 4,
+  EIO: 5,
+  ENXIO: 6,
+  E2BIG: 7,
+  ENOEXEC: 8,
+  EBADF: 9,
+  ECHILD: 10,
+  EAGAIN: 11,
+  ENOMEM: 12,
+  EACCES: 13,
+  EFAULT: 14,
+  ENOTBLK: 15,
+  EBUSY: 16,
+  EEXIST: 17,
+  EXDEV: 18,
+  ENODEV: 19,
+  ENOTDIR: 20,
+  EISDIR: 21,
+  EINVAL: 22,
+  ENFILE: 23,
+  EMFILE: 24,
+  ENOTTY: 25,
+  ETXTBSY: 26,
+  EFBIG: 27,
+  ENOSPC: 28,
+  ESPIPE: 29,
+  EROFS: 30,
+  EMLINK: 31,
+  EPIPE: 32,
+  EDOM: 33,
+  ERANGE: 34,
+  ELOOP: 40,
+  ENAMETOOLONG: 36,
+  ENOSYS: 38,
+  ENOTEMPTY: 39,
+  EOPNOTSUPP: 95
+})
+
+/**
+ * @param {string} name
+ * @returns {number | undefined}
+ */
+export function bareOsErrnoNumber(name) {
+  const k = String(name || '').toUpperCase()
+  return /** @type {Record<string, number>} */ (BARE_OS_POSIX_ERRNO_MAP)[k]
+}
+
+/**
+ * @returns {Record<string, number>}
+ */
+export function bareOsErrnoTableForProc() {
+  return { ...BARE_OS_POSIX_ERRNO_MAP }
+}