From c365aeb0721d3749bb5f94f09a3ad97ec6131805 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Wed, 27 Sep 2017 20:16:01 +0000
Subject:  Rewrite openwrite(v)nclose using mkstemp

---
 src/libstddjb/openwritevnclose_unsafe.c | 17 ++++-------------
 1 file changed, 4 insertions(+), 13 deletions(-)

(limited to 'src/libstddjb/openwritevnclose_unsafe.c')

diff --git a/src/libstddjb/openwritevnclose_unsafe.c b/src/libstddjb/openwritevnclose_unsafe.c
index 4bc7b2b..ddcbfd3 100644
--- a/src/libstddjb/openwritevnclose_unsafe.c
+++ b/src/libstddjb/openwritevnclose_unsafe.c
@@ -1,32 +1,23 @@
 /* ISC license. */
 
 #include <sys/uio.h>
-#include <sys/stat.h>
 #include <errno.h>
 #include <unistd.h>
 #include <skalibs/allreadwrite.h>
-#include <skalibs/siovec.h>
 #include <skalibs/djbunix.h>
 
 int openwritevnclose_unsafe_internal (char const *fn, struct iovec const *v, unsigned int vlen, dev_t *dev, ino_t *ino, int dosync)
 {
-  struct stat st ;
   int fd = open_trunc(fn) ;
   if (fd < 0) return 0 ;
-  if (allwritev(fd, v, vlen) < siovec_len(v, vlen)) goto fail ;
-  if ((dev || ino) && (fstat(fd, &st) < 0)) goto fail ;
-  if (dosync && (fd_sync(fd) < 0) && (errno != EINVAL)) goto fail ;
-  fd_close(fd) ;
-  if (dev) *dev = st.st_dev ;
-  if (ino) *ino = st.st_ino ;
-  return 1 ;
-
- fail:
+  if (!writevnclose_unsafe_internal(fd, v, vlen, dev, ino, dosync))
   {
     int e = errno ;
     fd_close(fd) ;
     unlink(fn) ;
     errno = e ;
+    return 0 ;
   }
-  return 0 ;
+  fd_close(fd) ;
+  return 1 ;
 }
-- 
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