From dd315fb0f7a90a6f154cbea0e7a7c64b550164b9 Mon Sep 17 00:00:00 2001
From: "Sven M. Hallberg" <pesco@khjk.org>
Date: Wed, 10 Sep 2014 19:56:26 +0200
Subject: [PATCH] readpipe/writepite/closepipe for fake pipes on Windows

---
 src/compat/windows/wincompat.h | 5 +++++
 src/internal.h                 | 3 +++
 src/simple-watch.c             | 8 ++++----
 3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/compat/windows/wincompat.h b/src/compat/windows/wincompat.h
index 8f62240..f611e33 100644
--- a/src/compat/windows/wincompat.h
+++ b/src/compat/windows/wincompat.h
@@ -99,6 +99,11 @@ int ioctl(int d, unsigned long request, int *p);
 // something to give to WSAPoll, so we fake it with a local TCP socket. (ugh)
 int pipe(int pipefd[2]);
 
+// pipe(socket)-specific read/write/close equivalents
+#define closepipe closesocket
+#define writepipe(s,buf,len) send(s, buf, len, 0)
+#define readpipe(s,buf,len) recv(s, buf, len, 0)
+
 
 // Windows logically doesn't have uname, so we supply a replacement.
 
diff --git a/src/internal.h b/src/internal.h
index 019006e..59eca2a 100644
--- a/src/internal.h
+++ b/src/internal.h
@@ -50,6 +50,9 @@ typedef struct CattaEntry CattaEntry;
 
 #ifndef _WIN32
 #define closesocket close
+#define closepipe close
+#define writepipe write
+#define readpipe read
 #define winsock_init()
 #define winsock_exit()
 #define errnostrsocket() strerror(errno)
diff --git a/src/simple-watch.c b/src/simple-watch.c
index 7a0052d..7719e56 100644
--- a/src/simple-watch.c
+++ b/src/simple-watch.c
@@ -100,7 +100,7 @@ void catta_simple_poll_wakeup(CattaSimplePoll *s) {
     char c = 'W';
     assert(s);
 
-    write(s->wakeup_pipe[1], &c, sizeof(c));
+    writepipe(s->wakeup_pipe[1], &c, sizeof(c));
     s->wakeup_issued = 1;
 }
 
@@ -113,7 +113,7 @@ static void clear_wakeup(CattaSimplePoll *s) {
     s->wakeup_issued = 0;
 
     for(;;)
-        if (read(s->wakeup_pipe[0], &c, sizeof(c)) != sizeof(c))
+        if (readpipe(s->wakeup_pipe[0], c, sizeof(c)) != sizeof(c))
             break;
 }
 
@@ -364,10 +364,10 @@ void catta_simple_poll_free(CattaSimplePoll *s) {
     catta_free(s->pollfds);
 
     if (s->wakeup_pipe[0] >= 0)
-        closesocket(s->wakeup_pipe[0]);
+        closepipe(s->wakeup_pipe[0]);
 
     if (s->wakeup_pipe[1] >= 0)
-        closesocket(s->wakeup_pipe[1]);
+        closepipe(s->wakeup_pipe[1]);
 
     catta_free(s);
     winsock_exit();  // match the winsock_init in catta_simple_poll_new
-- 
2.39.5