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"nc" exits silently on errors. This patch makes it print something before

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exit().

Note that calling perror() after gethostbyname() will most likely return
"No such file or directory" which is quite confusing, so I decided to use
fatalError instead.

Regards,
Pavel Roskin
This commit is contained in:
Eric Andersen 2000-06-04 05:21:49 +00:00
parent 46a38dbb9b
commit afeb683459
2 changed files with 6 additions and 2 deletions
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4
nc.c
View File

@ -69,7 +69,7 @@ int nc_main(int argc, char **argv)
hostinfo = (struct hostent *) gethostbyname(*argv);
if (!hostinfo) {
exit(1);
fatalError("nc: cannot resolve %s\n", *argv);
}
address.sin_family = AF_INET;
@ -81,6 +81,7 @@ int nc_main(int argc, char **argv)
result = connect(sfd, (struct sockaddr *) &address, len);
if (result < 0) {
perror("nc: connect");
exit(2);
}
@ -100,6 +101,7 @@ int nc_main(int argc, char **argv)
(struct timeval *) 0);
if (result < 1) {
perror("nc: select");
exit(3);
}

4
networking/nc.c
View File

@ -69,7 +69,7 @@ int nc_main(int argc, char **argv)
hostinfo = (struct hostent *) gethostbyname(*argv);
if (!hostinfo) {
exit(1);
fatalError("nc: cannot resolve %s\n", *argv);
}
address.sin_family = AF_INET;
@ -81,6 +81,7 @@ int nc_main(int argc, char **argv)
result = connect(sfd, (struct sockaddr *) &address, len);
if (result < 0) {
perror("nc: connect");
exit(2);
}
@ -100,6 +101,7 @@ int nc_main(int argc, char **argv)
(struct timeval *) 0);
if (result < 1) {
perror("nc: select");
exit(3);
}