From 7b4c7a681cc4c0a53dc8a8baf4853e921cfbf5de Mon Sep 17 00:00:00 2001
From: bigbiff <bigbiff@teamw.in>
Date: Thu, 1 Jan 2015 19:44:14 -0500
Subject: Update blkid to 2.25.0 Break libblkid into 4 libraries: libblkid,
 libuuid, libutil-linux and libfdisk.

This should help in later patch updates.

Change-Id: I680d9a7feb031e5c29a603e9c58aff4b65826262
---
 libblkid/include/all-io.h | 84 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 libblkid/include/all-io.h

(limited to 'libblkid/include/all-io.h')

diff --git a/libblkid/include/all-io.h b/libblkid/include/all-io.h
new file mode 100644
index 000000000..1fad66e53
--- /dev/null
+++ b/libblkid/include/all-io.h
@@ -0,0 +1,84 @@
+/*
+ * No copyright is claimed.  This code is in the public domain; do with
+ * it what you wish.
+ *
+ * Written by Karel Zak <kzak@redhat.com>
+ *            Petr Uzel <petr.uzel@suse.cz>
+ */
+
+#ifndef UTIL_LINUX_ALL_IO_H
+#define UTIL_LINUX_ALL_IO_H
+
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "c.h"
+
+static inline int write_all(int fd, const void *buf, size_t count)
+{
+	while (count) {
+		ssize_t tmp;
+
+		errno = 0;
+		tmp = write(fd, buf, count);
+		if (tmp > 0) {
+			count -= tmp;
+			if (count)
+				buf = (void *) ((char *) buf + tmp);
+		} else if (errno != EINTR && errno != EAGAIN)
+			return -1;
+		if (errno == EAGAIN)	/* Try later, *sigh* */
+			usleep(250000);
+	}
+	return 0;
+}
+
+static inline int fwrite_all(const void *ptr, size_t size,
+			     size_t nmemb, FILE *stream)
+{
+	while (nmemb) {
+		size_t tmp;
+
+		errno = 0;
+		tmp = fwrite(ptr, size, nmemb, stream);
+		if (tmp > 0) {
+			nmemb -= tmp;
+			if (nmemb)
+				ptr = (void *) ((char *) ptr + (tmp * size));
+		} else if (errno != EINTR && errno != EAGAIN)
+			return -1;
+		if (errno == EAGAIN)	/* Try later, *sigh* */
+			xusleep(250000);
+	}
+	return 0;
+}
+
+static inline ssize_t read_all(int fd, char *buf, size_t count)
+{
+	ssize_t ret;
+	ssize_t c = 0;
+	int tries = 0;
+
+	memset(buf, 0, count);
+	while (count > 0) {
+		ret = read(fd, buf, count);
+		if (ret <= 0) {
+			if ((errno == EAGAIN || errno == EINTR || ret == 0) &&
+			    (tries++ < 5)) {
+				usleep(250000);
+				continue;
+			}
+			return c ? c : -1;
+		}
+		if (ret > 0)
+			tries = 0;
+		count -= ret;
+		buf += ret;
+		c += ret;
+	}
+	return c;
+}
+
+
+#endif /* UTIL_LINUX_ALL_IO_H */
-- 
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