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# --- T2-COPYRIGHT-NOTE-BEGIN ---# This copyright note is auto-generated by ./scripts/Create-CopyPatch.# # T2 SDE: package/.../util-linux/sak_blocking.patch# Copyright (C) 2004 - 2006 The T2 SDE Project# Copyright (C) 1998 - 2003 Clifford Wolf# # More information can be found in the files COPYING and README.# # This patch file is dual-licensed. It is available under the license the# patched project is licensed under, as long as it is an OpenSource license# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms# of the GNU General Public License as published by the Free Software# Foundation; either version 2 of the License, or (at your option) any later# version.# --- T2-COPYRIGHT-NOTE-END ---
--- ./login-utils/agetty.c.orig Sun Mar 4 21:43:50 2001
+++ ./login-utils/agetty.c Wed Mar 21 10:17:47 2001
@@ -231,10 +231,14 @@
int bcode P_((char *s)); void usage P_((void)); void error P_((const char *, ...));+void sak_blocking P_((int signr));
#undef P_ /* The following is used for understandable diagnostics. */ +/* message file for SAK blocking */
+char *sakmsg="/dev/null";
+
char *progname; /* Fake hostname for ut_host specified on command line. */@@ -393,7 +397,7 @@
extern int optind; /* getopt */ int c; - while (isascii(c = getopt(argc, argv, "I:LH:f:hil:mt:wn"))) {
+ while (isascii(c = getopt(argc, argv, "I:LH:f:hil:mt:s:wn"))) {
switch (c) { case 'I': if (!(op->initstring = malloc(strlen(optarg)))) {@@ -464,6 +468,10 @@
if ((op->timeout = atoi(optarg)) <= 0) error(_("bad timeout value: %s"), optarg); break;+ case 's': /* SAK blocking after time out */
+ signal(SIGALRM,sak_blocking);
+ sakmsg = optarg;
+ break;
case 'w': op->flags |= F_WAITCRLF; break;@@ -1251,4 +1259,26 @@
#endif (void) sleep((unsigned) 10); /* be kind to init(8) */ exit(1);+}
+
+/* signal handler for alarm() timeout when doing SAK blocking */
+
+void sak_blocking(int signr) {
+ char buf[512];
+ int fd,rc,i;
+
+ if (signr != SIGALRM) return;
+ alarm(0);
+
+ /* print the SAK Message */
+ fd=open(sakmsg,O_RDONLY);
+ if (fd >= 0) {
+ while ( (rc=read(fd,buf,512)) > 0 )
+ write(1,buf,rc);
+ close(fd);
+ }
+
+ /* lock */
+ for (i=1; i<=30; i++) signal(i,SIG_IGN);
+ while (1) sleep(600);
}
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