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-rw-r--r--src/nyancat.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/src/nyancat.c b/src/nyancat.c
index f5ba004..88e0998 100644
--- a/src/nyancat.c
+++ b/src/nyancat.c
@@ -180,8 +180,8 @@ void set_options() {
telnet_willack[ECHO] = DO;
/* The client can set a graphics mode */
telnet_willack[SGA] = DO;
- /* The client should not change the window size */
- telnet_willack[NAWS] = DONT;
+ /* The client should not change, but it should tell us its window size */
+ telnet_willack[NAWS] = DO;
/* The client should tell us its terminal type (very important) */
telnet_willack[TTYPE] = DO;
/* No linemode */
@@ -262,7 +262,7 @@ int main(int argc, char ** argv) {
alarm(1);
/* Let's do this */
- while (!feof(stdin) && !done) {
+ while (!feof(stdin) && done < 2) {
/* Get either IAC (start command) or a regular character (break, unless in SB mode) */
unsigned char i = getchar();
unsigned char opt = 0;
@@ -278,7 +278,14 @@ int main(int argc, char ** argv) {
* that this should be a terminal type */
alarm(0);
strcpy(term, &sb[2]);
- goto ready;
+ done++;
+ }
+ else if (sb[0] == NAWS) {
+ /* This was a response to the NAWS command, meaning
+ * that this should be a window size */
+ alarm(0);
+ terminal_width = sb[2];
+ done++;
}
break;
case NOP:
@@ -326,7 +333,7 @@ int main(int argc, char ** argv) {
break;
case IAC:
/* IAC IAC? That's probably not right. */
- done = 1;
+ done = 2;
break;
default:
break;
@@ -338,7 +345,7 @@ int main(int argc, char ** argv) {
* but only if it doesn't put us over
* our limit; honestly, we shouldn't hit
* the limit, as we're only collecting characters
- * for a terminal type, but better safe than
+ * for a terminal type or window size, but better safe than
* sorry (and vulernable).
*/
sb[sb_len] = i;
@@ -361,7 +368,7 @@ int main(int argc, char ** argv) {
if(terminal_width > 80) terminal_width = 80;
}
-
+
/*
* Labels. Yes, and I used a goto.
* If you're going to complain about this, you
href='/debian/dtv-scan-tables.git/tag/?h=upstream/0%2bgit20161227.ac7535a'>upstream/0+git20161227.ac7535aJonathan McCrohan39-1522/+4879 2016-06-11Release 0+git20160503.4f192bd-1debian/0+git20160503.4f192bd-1Jonathan McCrohan1-2/+2 2016-06-11d/control: update insecure Vcs-Git URLJonathan McCrohan2-1/+2 2016-06-11d/control: update Standards Version to 3.9.8Jonathan McCrohan2-1/+9 2016-06-11Imported Upstream version 0+git20160503.4f192bdupstream/0+git20160503.4f192bdJonathan McCrohan1307-2667/+38002 2016-01-18Release 0+git20151202.3864e0a-1debian/0+git20151202.3864e0a-1Jonathan McCrohan1-2/+3 2016-01-18Imported Upstream version 0+git20151202.3864e0aJonathan McCrohan840-4057/+18230 2016-01-18Update get-vcs-snapshot.sh to reflect gbp changesJonathan McCrohan2-1/+2 2016-01-18Imported Upstream version 0+git20151202.3864e0aupstream/0+git20151202.3864e0aJonathan McCrohan840-4057/+18230 2015-05-05d/control: various fixes found by libconfig-model-dpkg-perlJonathan McCrohan2-5/+13 2015-04-01Release 0+git20150208.f2053b3-1Jonathan McCrohan1-2/+2 2015-04-01Describe changes made in snapshotJonathan McCrohan1-0/+3 2015-04-01New Upstream Snapshot (commit f2053b3)Jonathan McCrohan1-0/+6 2015-04-01Imported Upstream version 0+git20150208.f2053b3upstream/0+git20150208.f2053b3Jonathan McCrohan32-333/+483 2014-12-28Release 0+git20141218.b46a22c-1debian/0+git20141218.b46a22c-1Jonathan McCrohan1-2/+2 2014-12-28Updated AU DVB-T files; Thanks Brian Burch! (Closes LP: #1393280)Jonathan McCrohan1-0/+1 2014-12-28New Upstream Snapshot (commit b46a22c)Jonathan McCrohan1-0/+6 2014-12-28Imported Upstream version 0+git20141218.b46a22cupstream/0+git20141218.b46a22cJonathan McCrohan535-639/+317 2014-10-20Release 0+git20141009.d26b627-1debian/0+git20141009.d26b627-1Jonathan McCrohan1-2/+2 2014-10-20Fix up packaging to account for move to DVBv5Jonathan McCrohan2-2/+6 2014-10-20delete d/dtv-scan-files.install; Upstream now supplies a MakefileJonathan McCrohan2-4/+1 2014-10-15d/control: update Standards Version to 3.9.6Jonathan McCrohan2-1/+3 2014-10-15d/control: add Build-Depends on dvb-toolsJonathan McCrohan2-1/+2 2014-10-15New Upstream Snapshot (commit d26b627)Jonathan McCrohan1-0/+10 2014-10-15Imported Upstream version 0+git20141009.d26b627upstream/0+git20141009.d26b627Jonathan McCrohan2010-11120/+159271 2014-07-23Release 0+git20140611.14bd6c7-1debian/0+git20140611.14bd6c7-1Jonathan McCrohan1-2/+2 2014-07-23New Upstream Snapshot (commit 14bd6c7)Jonathan McCrohan1-2/+3 2014-07-23Imported Upstream version 0+git20140611.14bd6c7upstream/0+git20140611.14bd6c7Jonathan McCrohan7-11/+60 2014-05-13New Upstream Snapshot (commit 1246b27)Jonathan McCrohan1-0/+6 2014-05-13Imported Upstream version 0+git20140512.1246b27upstream/0+git20140512.1246b27Jonathan McCrohan391-301/+3983 2014-04-05Release 0+git20140326.cfc2975-1debian/0+git20140326.cfc2975-1Jonathan McCrohan1-2/+2 2014-04-05d/control: update Homepage (upstream has moved from Gitweb to cgit)Jonathan McCrohan2-1/+2 2014-04-05New Upstream Snapshot (commit cfc2975)Jonathan McCrohan1-0/+6 2014-04-05Imported Upstream version 0+git20140326.cfc2975upstream/0+git20140326.cfc2975Jonathan McCrohan118-656/+877 2014-01-16Release 0+git20140107.1850cf8-1debian/0+git20140107.1850cf8-1Jonathan McCrohan1-2/+2 2014-01-16Update Standards Version to 3.9.5Jonathan McCrohan2-1/+9