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support_format_hostent: Add more error information for NETDB_INTERNAL

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This commit is contained in:
Florian Weimer 2017-10-05 12:20:19 +02:00
parent ee417882e0
commit 84d0e6f052
2 changed files with 15 additions and 4 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2017-10-05 Florian Weimer <fweimer@redhat.com>
* support/support_format_hostent.c (support_format_hostent): Add
more error information for NETDB_INTERNAL.
2017-10-04 H.J. Lu <hongjiu.lu@intel.com> 2017-10-04 H.J. Lu <hongjiu.lu@intel.com>
* config.h.in (NO_HIDDEN_EXTERN_FUNC_IN_PIE): New. * config.h.in (NO_HIDDEN_EXTERN_FUNC_IN_PIE): New.

6
support/support_format_hostent.c
View File

@ -19,6 +19,7 @@
#include <support/format_nss.h> #include <support/format_nss.h>
#include <arpa/inet.h> #include <arpa/inet.h>
#include <errno.h>
#include <stdio.h> #include <stdio.h>
#include <support/support.h> #include <support/support.h>
#include <support/xmemstream.h> #include <support/xmemstream.h>
@ -40,12 +41,17 @@ char *
support_format_hostent (struct hostent *h) support_format_hostent (struct hostent *h)
{ {
if (h == NULL) if (h == NULL)
{
if (h_errno == NETDB_INTERNAL)
return xasprintf ("error: NETDB_INTERNAL (errno %d, %m)\n", errno);
else
{ {
char *value = support_format_herrno (h_errno); char *value = support_format_herrno (h_errno);
char *result = xasprintf ("error: %s\n", value); char *result = xasprintf ("error: %s\n", value);
free (value); free (value);
return result; return result;
} }
}
struct xmemstream mem; struct xmemstream mem;
xopen_memstream (&mem); xopen_memstream (&mem);