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/buffer_flush.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 src/libstddjb/buffer_flush.c

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

diff --git a/src/libstddjb/buffer_flush.c b/src/libstddjb/buffer_flush.c
new file mode 100644
index 0000000..ca6ca6b
--- /dev/null
+++ b/src/libstddjb/buffer_flush.c
@@ -0,0 +1,20 @@
+/* ISC license. */
+
+#include <skalibs/buffer.h>
+#include <skalibs/cbuffer.h>
+#include <skalibs/siovec.h>
+
+int buffer_flush (buffer *b)
+{
+  for (;;)
+  {
+    siovec_t v[2] ;
+    register int r ;
+    buffer_rpeek(b, v) ;
+    if (!v[0].len && !v[1].len) break ;
+    r = (*b->op)(b->fd, v, 2, b->aux) ;
+    if (r <= 0) return 0 ;
+    cbuffer_RSEEK(&b->c, r) ;
+  }
+  return 1 ;
+}
-- 
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