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/libstddjb/fd_copy.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 src/libstddjb/fd_copy.c

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

diff --git a/src/libstddjb/fd_copy.c b/src/libstddjb/fd_copy.c
new file mode 100644
index 0000000..b051eaf
--- /dev/null
+++ b/src/libstddjb/fd_copy.c
@@ -0,0 +1,15 @@
+/* ISC license. */
+
+#include <unistd.h>
+#include <errno.h>
+#include <skalibs/djbunix.h>
+
+int fd_copy (int to, int from)
+{
+  register int r ;
+  if (to == from) return (errno = EINVAL, -1) ;
+  do
+    r = dup2(from, to) ;
+  while ((r == -1) && (errno == EINTR)) ;
+  return r ;
+}
-- 
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