initial commit with rc for skalibs-2.0.0.0

1 files changed, 26 insertions, 0 deletions

diff --git a/src/libstddjb/ipc_timed_connect.c b/src/libstddjb/ipc_timed_connect.c
new file mode 100644
index 0000000..4f8e73d
--- /dev/null
+++ b/src/libstddjb/ipc_timed_connect.c
@@ -0,0 +1,26 @@
+/* ISC license. */
+
+#include <errno.h>
+#include <skalibs/error.h>
+#include <skalibs/tai.h>
+#include <skalibs/iopause.h>
+#include <skalibs/webipc.h>
+
+int ipc_timed_connect (int s, char const *path, tain_t const *deadline, tain_t *stamp)
+{
+  if (!ipc_connect(s, path))
+  {
+    iopause_fd x = { s, IOPAUSE_WRITE, 0 } ;
+    if (!error_isagain(errno) && !error_isalready(errno)) return 0 ;
+    for (;;)
+    {
+      register int r = iopause_stamp(&x, 1, deadline, stamp) ;
+      if (r < 0) return 0 ;
+      else if (!r) return (errno = ETIMEDOUT, 0) ;
+      else if (x.revents & IOPAUSE_EXCEPT) return 0 ;
+      else if (x.revents & IOPAUSE_WRITE) break ;
+    }
+    if (!ipc_connected(s)) return 0 ;
+  }
+  return 1 ;
+}