+
+ exit(eval);
+}
+
+void
+#if __STDC__
+warn(const char *fmt, ...)
+#else
+warn(fmt, va_alist)
+ const char *fmt;
+ va_dcl
+#endif
+{
+ va_list ap;
+
+#if __STDC__
+ va_start(ap, fmt);
+#else
+ va_start(ap);
+#endif
+ vwarn(fmt, ap);
+ va_end(ap);
+}
+
+void
+vwarn(fmt, ap)
+ const char *fmt;
+ _BSD_VA_LIST_ ap;
+{
+ /*
+ * Log the message to stderr.
+ *
+ * Don't use LOG_PERROR as an openlog() flag to do this,
+ * it's not portable enough.
+ */
+ if (eval != EX_USAGE)
+ (void)fprintf(stderr, "mail.local: ");
+ (void)vfprintf(stderr, fmt, ap);
+ (void)fprintf(stderr, "\n");
+
+ /* Log the message to syslog. */
+ vsyslog(LOG_ERR, fmt, ap);
+}
+
+/*
+ * e_to_sys --
+ * Guess which errno's are temporary. Gag me.
+ */
+void
+e_to_sys(num)
+ int num;
+{
+ /* Temporary failures override hard errors. */
+ if (eval == EX_TEMPFAIL)
+ return;
+
+ switch(num) { /* Hopefully temporary errors. */
+#ifdef EAGAIN
+ case EAGAIN: /* Resource temporarily unavailable */
+#endif
+#ifdef EDQUOT
+ case EDQUOT: /* Disc quota exceeded */
+#endif
+#ifdef EBUSY
+ case EBUSY: /* Device busy */
+#endif
+#ifdef EPROCLIM
+ case EPROCLIM: /* Too many processes */
+#endif
+#ifdef EUSERS
+ case EUSERS: /* Too many users */
+#endif
+#ifdef ECONNABORTED
+ case ECONNABORTED: /* Software caused connection abort */
+#endif
+#ifdef ECONNREFUSED
+ case ECONNREFUSED: /* Connection refused */
+#endif
+#ifdef ECONNRESET
+ case ECONNRESET: /* Connection reset by peer */
+#endif
+#ifdef EDEADLK
+ case EDEADLK: /* Resource deadlock avoided */
+#endif
+#ifdef EFBIG
+ case EFBIG: /* File too large */
+#endif
+#ifdef EHOSTDOWN
+ case EHOSTDOWN: /* Host is down */
+#endif
+#ifdef EHOSTUNREACH
+ case EHOSTUNREACH: /* No route to host */
+#endif
+#ifdef EMFILE
+ case EMFILE: /* Too many open files */
+#endif
+#ifdef ENETDOWN
+ case ENETDOWN: /* Network is down */
+#endif
+#ifdef ENETRESET
+ case ENETRESET: /* Network dropped connection on reset */
+#endif
+#ifdef ENETUNREACH
+ case ENETUNREACH: /* Network is unreachable */
+#endif
+#ifdef ENFILE
+ case ENFILE: /* Too many open files in system */
+#endif
+#ifdef ENOBUFS
+ case ENOBUFS: /* No buffer space available */
+#endif
+#ifdef ENOMEM
+ case ENOMEM: /* Cannot allocate memory */
+#endif
+#ifdef ENOSPC
+ case ENOSPC: /* No space left on device */
+#endif
+#ifdef EROFS
+ case EROFS: /* Read-only file system */
+#endif
+#ifdef ESTALE
+ case ESTALE: /* Stale NFS file handle */
+#endif
+#ifdef ETIMEDOUT
+ case ETIMEDOUT: /* Connection timed out */
+#endif
+#if defined(EWOULDBLOCK) && (EWOULDBLOCK != EAGAIN)
+ case EWOULDBLOCK: /* Operation would block. */
+#endif
+ eval = EX_TEMPFAIL;
+ break;
+ default:
+ eval = EX_UNAVAILABLE;
+ break;
+ }