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Code Issues Releases Wiki Activity

Don't crash if someone specifies an option (like -f) to dig without its

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argument.
This commit is contained in:
Michael Sawyer
2000-07-25 00:51:14 +00:00
parent dc9c461b27
commit fcc6d71462
1 changed files with 29 additions and 1 deletions
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30
bin/dig/dig.c
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@@ -15,7 +15,7 @@
* SOFTWARE. * SOFTWARE.
*/ */
/* $Id: dig.c,v 1.77 2000/07/24 23:13:44 mws Exp $ */ /* $Id: dig.c,v 1.78 2000/07/25 00:51:14 mws Exp $ */
#include <config.h> #include <config.h>
#include <stdlib.h> #include <stdlib.h>
@@ -836,6 +836,10 @@ parse_args(isc_boolean_t is_batchfile, isc_boolean_t config_only,
if (rv[0][2] != 0) { if (rv[0][2] != 0) {
ptr = &rv[0][2]; ptr = &rv[0][2];
} else { } else {
if (rc <= 1) {
show_usage();
exit (exitcode);
}
ptr = rv[1]; ptr = rv[1];
rv++; rv++;
rc--; rc--;
@@ -854,6 +858,10 @@ parse_args(isc_boolean_t is_batchfile, isc_boolean_t config_only,
if (rv[0][2] != 0) { if (rv[0][2] != 0) {
ptr = &rv[0][2]; ptr = &rv[0][2];
} else { } else {
if (rc <= 1) {
show_usage();
exit (exitcode);
}
ptr = rv[1]; ptr = rv[1];
rv++; rv++;
rc--; rc--;
@@ -879,6 +887,10 @@ parse_args(isc_boolean_t is_batchfile, isc_boolean_t config_only,
if (rv[0][2] != 0) { if (rv[0][2] != 0) {
batchname = &rv[0][2]; batchname = &rv[0][2];
} else { } else {
if (rc <= 1) {
show_usage();
exit (exitcode);
}
batchname = rv[1]; batchname = rv[1];
rv++; rv++;
rc--; rc--;
@@ -887,6 +899,10 @@ parse_args(isc_boolean_t is_batchfile, isc_boolean_t config_only,
if (rv[0][2] != 0) if (rv[0][2] != 0)
ptr = &rv[0][2]; ptr = &rv[0][2];
else { else {
if (rc <= 1) {
show_usage();
exit (exitcode);
}
ptr = rv[1]; ptr = rv[1];
rv++; rv++;
rc--; rc--;
@@ -907,6 +923,10 @@ parse_args(isc_boolean_t is_batchfile, isc_boolean_t config_only,
if (rv[0][2] != 0) if (rv[0][2] != 0)
ptr = &rv[0][2]; ptr = &rv[0][2];
else { else {
if (rc <= 1) {
show_usage();
exit (exitcode);
}
ptr = rv[1]; ptr = rv[1];
rv++; rv++;
rc--; rc--;
@@ -916,6 +936,10 @@ parse_args(isc_boolean_t is_batchfile, isc_boolean_t config_only,
if (rv[0][2] != 0) { if (rv[0][2] != 0) {
port = atoi(&rv[0][2]); port = atoi(&rv[0][2]);
} else { } else {
if (rc <= 1) {
show_usage();
exit (exitcode);
}
port = atoi(rv[1]); port = atoi(rv[1]);
rv++; rv++;
rc--; rc--;
@@ -925,6 +949,10 @@ parse_args(isc_boolean_t is_batchfile, isc_boolean_t config_only,
strncpy(address, &rv[0][2], strncpy(address, &rv[0][2],
MXRD); MXRD);
} else { } else {
if (rc <= 1) {
show_usage();
exit (exitcode);
}
strncpy(address, rv[1], strncpy(address, rv[1],
MXRD); MXRD);
rv++; rv++;