diff options
Diffstat (limited to 'src/network/res_msend.c')
| -rw-r--r-- | src/network/res_msend.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/network/res_msend.c b/src/network/res_msend.c index 35f106dd..d0e8e481 100644 --- a/src/network/res_msend.c +++ b/src/network/res_msend.c @@ -54,7 +54,15 @@ int __res_msend(int nqueries, const unsigned char *const *queries, /* Get nameservers from resolv.conf, fallback to localhost */ f = __fopen_rb_ca("/etc/resolv.conf", &_f, _buf, sizeof _buf); - if (f) for (nns=0; nns<3 && fgets(line, sizeof line, f); ) { + if (!f) switch (errno) { + case ENOENT: + case ENOTDIR: + case EACCES: + goto no_resolv_conf; + default: + return -1; + } + for (nns=0; nns<3 && fgets(line, sizeof line, f); ) { if (!strncmp(line, "options", 7) && isspace(line[7])) { unsigned long x; char *p, *z; @@ -92,7 +100,8 @@ int __res_msend(int nqueries, const unsigned char *const *queries, } } } - if (f) __fclose_ca(f); + __fclose_ca(f); +no_resolv_conf: if (!nns) { ns[0].sin.sin_family = AF_INET; ns[0].sin.sin_port = htons(53); |