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"nc" exits silently on errors. This patch makes it print something before
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
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46a38dbb9b
commit
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4
nc.c
4
nc.c
@ -69,7 +69,7 @@ int nc_main(int argc, char **argv)
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hostinfo = (struct hostent *) gethostbyname(*argv);
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if (!hostinfo) {
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exit(1);
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fatalError("nc: cannot resolve %s\n", *argv);
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}
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address.sin_family = AF_INET;
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@ -81,6 +81,7 @@ int nc_main(int argc, char **argv)
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result = connect(sfd, (struct sockaddr *) &address, len);
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if (result < 0) {
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perror("nc: connect");
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exit(2);
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}
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@ -100,6 +101,7 @@ int nc_main(int argc, char **argv)
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(struct timeval *) 0);
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if (result < 1) {
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perror("nc: select");
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exit(3);
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}
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@ -69,7 +69,7 @@ int nc_main(int argc, char **argv)
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hostinfo = (struct hostent *) gethostbyname(*argv);
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if (!hostinfo) {
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exit(1);
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fatalError("nc: cannot resolve %s\n", *argv);
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}
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address.sin_family = AF_INET;
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@ -81,6 +81,7 @@ int nc_main(int argc, char **argv)
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result = connect(sfd, (struct sockaddr *) &address, len);
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if (result < 0) {
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perror("nc: connect");
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exit(2);
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}
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@ -100,6 +101,7 @@ int nc_main(int argc, char **argv)
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(struct timeval *) 0);
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if (result < 1) {
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perror("nc: select");
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exit(3);
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}
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