buildroot/package/util-linux/util-linux-004-c.h-define-mkostemp-for-older-version-of-uClibc.patch

From 42a84250fc78bae3e885ecd1379e713663fe6487 Mon Sep 17 00:00:00 2001
From: Romain Naour <romain.naour@openwide.fr>
Date: Sun, 6 Apr 2014 12:12:41 +0200
Subject: [PATCH 1/1] c.h: define mkostemp for older version of uClibc

Signed-off-by: Romain Naour <romain.naour@openwide.fr>
---
 configure.ac |  2 ++
 include/c.h  | 14 ++++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/configure.ac b/configure.ac
index 35a1f26..a9b8d34 100644
--- a/configure.ac
+++ b/configure.ac
@@ -321,6 +321,8 @@ AC_CHECK_FUNCS([ \
 ])
 AC_FUNC_FSEEKO
 
+AC_CHECK_FUNCS([mkostemp])
+
 AC_CHECK_FUNCS([openat fstatat unlinkat], [have_openat=yes], [have_openat=no])
 AC_CHECK_FUNCS([ioperm iopl], [have_io=yes])
 
diff --git a/include/c.h b/include/c.h
index 4a9bf3d..1b880ed 100644
--- a/include/c.h
+++ b/include/c.h
@@ -300,4 +300,18 @@ static inline int usleep(useconds_t usec)
 # define SEEK_HOLE	4
 #endif
 
+/*
+ * mkostemp() may be missing with older version of uClibc
+ */
+#ifndef HAVE_MKOSTEMP
+static inline int mkostemp(char *template, int flags)
+{
+	int fd;
+	fd = mkstemp(template);
+	if (flags & O_CLOEXEC && fd >= 0)
+		fcntl(fd, F_SETFD, FD_CLOEXEC);
+	return fd;
+}
+#endif
+
 #endif /* UTIL_LINUX_C_H */
-- 
1.9.0