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make getaddrinfo return error if both host and service name are null
author
Rich Felker
<dalias@aerifal.cx>
Fri, 25 Sep 2015 01:01:11 +0000
(
01:01
+0000)
committer
Rich Felker
<dalias@aerifal.cx>
Fri, 25 Sep 2015 01:03:36 +0000
(
01:03
+0000)
this case is specified as a mandatory ("shall fail") error.
based on patch by Julien Ramseier.
src/network/getaddrinfo.c
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diff --git
a/src/network/getaddrinfo.c
b/src/network/getaddrinfo.c
index
c88d558
..
b9439f7
100644
(file)
--- a/
src/network/getaddrinfo.c
+++ b/
src/network/getaddrinfo.c
@@
-20,6
+20,8
@@
int getaddrinfo(const char *restrict host, const char *restrict serv, const stru
} sa;
} *out;
+ if (!host && !serv) return EAI_NONAME;
+
if (hint) {
family = hint->ai_family;
flags = hint->ai_flags;