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/timed_get.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/libunixonacid/timed_get.c

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

diff --git a/src/libunixonacid/timed_get.c b/src/libunixonacid/timed_get.c
new file mode 100644
index 0000000..0a02382
--- /dev/null
+++ b/src/libunixonacid/timed_get.c
@@ -0,0 +1,22 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/allreadwrite.h>
+#include <skalibs/functypes.h>
+#include <skalibs/tai.h>
+#include <skalibs/iopause.h>
+#include <skalibs/unix-timed.h>
+
+int timed_get (void *b, initfunc_t *getfd, initfunc_t *get, tain_t const *deadline, tain_t *stamp)
+{
+  iopause_fd x = { .fd = (*getfd)(b), .events = IOPAUSE_READ, .revents = 0 } ;
+  register int r = (*get)(b) ;
+  while (!r)
+  {
+    r = iopause_stamp(&x, 1, deadline, stamp) ;
+    if (!r) return (errno = ETIMEDOUT, -1) ;
+    else if (r > 0 && x.revents & (IOPAUSE_READ | IOPAUSE_EXCEPT))
+      r = (*get)(b) ;
+  }
+  return unsanitize_read(r) ;
+}
-- 
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