bulk upload of source

1 files changed, 19 insertions, 0 deletions

diff --git a/t_write.h b/t_write.h
new file mode 100644
index 0000000..fde8339
--- /dev/null
+++ b/t_write.h
@@ -0,0 +1,19 @@
+/* timeout write to outfd more than 4096 bytes */
+
+static void t_write(void *buf, int len) {
+#ifndef INIT_TIMEOUT_WRITE
+  write(outfd,buf,len);
+#else
+  time_t deadline = time(0) + 1;
+  while (len > 0) {
+    int w = write(outfd,buf, (len > PIPE_BUF) ? PIPE_BUF : len);
+    if (w==-1) {
+      if (errno == EINTR) continue;
+      if (errno == EAGAIN && time(0) <= deadline) continue;
+      return;
+    }
+    len -= w;
+    buf += w;
+  }
+#endif
+}