From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Thu, 18 Sep 2014 18:55:44 +0000
Subject: initial commit with rc for skalibs-2.0.0.0

---
 src/libunixonacid/openwritenclose_devino_tmp.c | 35 ++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 src/libunixonacid/openwritenclose_devino_tmp.c

(limited to 'src/libunixonacid/openwritenclose_devino_tmp.c')

diff --git a/src/libunixonacid/openwritenclose_devino_tmp.c b/src/libunixonacid/openwritenclose_devino_tmp.c
new file mode 100644
index 0000000..343da65
--- /dev/null
+++ b/src/libunixonacid/openwritenclose_devino_tmp.c
@@ -0,0 +1,35 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <unistd.h>
+#include <stdio.h>     /* for rename() */
+#include <skalibs/uint64.h>
+#include <skalibs/stralloc.h>
+#include <skalibs/djbunix.h>
+#include <skalibs/random.h>
+#include <skalibs/unix-transactional.h>
+
+int openwritenclose_devino_tmp (char const *fn, char const *s, unsigned int len, uint64 *dev, uint64 *ino, stralloc *tmp)
+{
+  uint64 tmpdev, tmpino ;
+  unsigned int base = tmp->len ;
+  if (!stralloc_cats(tmp, fn)) return 0 ;
+  if (random_sauniquename(tmp, 8) < 0) goto fail ;
+  if (!stralloc_0(tmp)) goto fail ;
+  if (!openwritenclose_unsafe_devino_sync(tmp->s + base, s, len, &tmpdev, &tmpino)) goto fail ;
+  if (rename(tmp->s + base, fn) < 0)
+  {
+    register int e = errno ;
+    unlink(tmp->s + base) ;
+    errno = e ;
+    goto fail ;
+  }
+  tmp->len = base ;
+  *dev = tmpdev ;
+  *ino = tmpino ;
+  return 1 ;
+
+ fail:
+  tmp->len = base ;
+  return 0 ;
+}
-- 
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