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authorUlrich Drepper <drepper@redhat.com>2000-05-07 22:40:26 +0000
committerUlrich Drepper <drepper@redhat.com>2000-05-07 22:40:26 +0000
commit6ac52e83bd426918e49b05fd6c19245e0111ebd9 (patch)
tree4066e1210690fa126ab8607429ac022a7dbc91bf /inet
parent74a0513daf4ea71825ffe545982724cfa3741b24 (diff)
downloadglibc-6ac52e83bd426918e49b05fd6c19245e0111ebd9.tar.gz
glibc-6ac52e83bd426918e49b05fd6c19245e0111ebd9.tar.xz
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Update.
	* inet/rcmd.c (rcmd_af): errno is not set if read returns without
	reading anything.  Reported by Andries.Brouwer@cwi.nl.
Diffstat (limited to 'inet')
-rw-r--r--inet/rcmd.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/inet/rcmd.c b/inet/rcmd.c
index f3dc1bd4ab..dd0fd35123 100644
--- a/inet/rcmd.c
+++ b/inet/rcmd.c
@@ -117,6 +117,7 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af)
 	char c;
 	int refused;
 	char num[8];
+	ssize_t n;
 
 	if (af != AF_INET && af != AF_INET6)
 	  {
@@ -265,9 +266,13 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af)
 	(void)__write(s, locuser, strlen(locuser)+1);
 	(void)__write(s, remuser, strlen(remuser)+1);
 	(void)__write(s, cmd, strlen(cmd)+1);
-	if (__read(s, &c, 1) != 1) {
-		(void)fprintf(stderr,
-		    "rcmd: %s: %m\n", *ahost);
+	n = __read(s, &c, 1);
+	if (n != 1) {
+		if (n == 0)
+			(void)fprintf(stderr, _("rcmd: %s: short read"),
+				      *ahost);
+		else
+			(void)fprintf(stderr, "rcmd: %s: %m\n", *ahost);
 		goto bad2;
 	}
 	if (c != 0) {