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Lex Klameth.

This commit is contained in:
hjp 2002-09-19 20:13:48 +00:00
parent 56b5f6480f
commit 300b4fbd25
1 changed files with 22 additions and 2 deletions
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22
dns/fqdn.c
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@ -17,7 +17,7 @@
#include "hstrerror.h" #include "hstrerror.h"
char cvs_id[] = "$Id: fqdn.c,v 1.3 2002-08-14 19:06:39 hjp Exp $"; char cvs_id[] = "$Id: fqdn.c,v 1.4 2002-09-19 20:13:48 hjp Exp $";
char *cmnd; char *cmnd;
@ -46,6 +46,7 @@ int main(int argc, char **argv) {
for (i = 1; i < argc; i++) { for (i = 1; i < argc; i++) {
struct hostent *he = gethostbyname(argv[i]); struct hostent *he = gethostbyname(argv[i]);
int found = 0;
if (!he) { if (!he) {
fprintf(stderr, "%s: cannot resolve %s: %s\n", fprintf(stderr, "%s: cannot resolve %s: %s\n",
@ -54,7 +55,26 @@ int main(int argc, char **argv) {
continue; continue;
} }
if (strchr(he->h_name, '.')) {
printf("%s\n", he->h_name); printf("%s\n", he->h_name);
found = 1;
} else {
char **a;
fprintf(stderr, "Canonical name doesn't contain a dot.\n");
fprintf(stderr, "Please shoot the administrator of this box.\n");
fprintf(stderr, "In the mean time I try to find a suitable alias.\n");
for (a = he->h_aliases; !found && a; a++) {
if (strchr(*a, '.')) {
printf("%s\n", *a);
found = 1;
}
}
if (!found) {
fprintf(stderr, "No alias, either. Consider more painful methods than shooting.\n");
rc++;
}
}
} }
return rc; return rc;
} }