From a092c1d38bac59ba04789306b58a892538ee2e08 Mon Sep 17 00:00:00 2001
From: Sebastian Harl <sh@tokkee.org>
Date: Tue, 11 Dec 2012 10:58:13 +0100
Subject: [PATCH] utils unixsock: Added wrappers for clearerr(), feof(), and
 ferror().

---
 src/include/utils/unixsock.h | 13 +++++++++++++
 src/utils/unixsock.c         | 28 ++++++++++++++++++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/src/include/utils/unixsock.h b/src/include/utils/unixsock.h
index 0df0b71..d406613 100644
--- a/src/include/utils/unixsock.h
+++ b/src/include/utils/unixsock.h
@@ -62,6 +62,19 @@ sc_unixsock_client_recv(sc_unixsock_client_t *client, char *buffer, size_t bufle
 int
 sc_unixsock_client_shutdown(sc_unixsock_client_t *client, int how);
 
+/*
+ * sc_unixsock_client_clearerr, sc_unixsock_client_eof,
+ * sc_unixsock_client_error:
+ * Check and reset the client status. See the clearerr(3), feof(3), and
+ * ferror(3) manpages for details.
+ */
+void
+sc_unixsock_client_clearerr(sc_unixsock_client_t *client);
+int
+sc_unixsock_client_eof(sc_unixsock_client_t *client);
+int
+sc_unixsock_client_error(sc_unixsock_client_t *client);
+
 void
 sc_unixsock_client_destroy(sc_unixsock_client_t *client);
 
diff --git a/src/utils/unixsock.c b/src/utils/unixsock.c
index af1f2fe..11ddd7d 100644
--- a/src/utils/unixsock.c
+++ b/src/utils/unixsock.c
@@ -200,6 +200,34 @@ sc_unixsock_client_shutdown(sc_unixsock_client_t *client, int how)
 	return status;
 } /* sc_unixsock_client_shutdown */
 
+void
+sc_unixsock_client_clearerr(sc_unixsock_client_t *client)
+{
+	if ((! client) || (! client->fh))
+		return;
+	clearerr(client->fh);
+} /* sc_unixsock_client_clearerr */
+
+int
+sc_unixsock_client_eof(sc_unixsock_client_t *client)
+{
+	if ((! client) || (! client->fh)) {
+		errno = EBADF;
+		return -1;
+	}
+	return feof(client->fh);
+} /* sc_unixsock_client_eof */
+
+int
+sc_unixsock_client_error(sc_unixsock_client_t *client)
+{
+	if ((! client) || (! client->fh)) {
+		errno = EBADF;
+		return -1;
+	}
+	return ferror(client->fh);
+} /* sc_unixsock_client_error */
+
 void
 sc_unixsock_client_destroy(sc_unixsock_client_t *client)
 {
-- 
2.30.2