allow nc to build on linux and os x

1 files changed, 31 insertions, 0 deletions

diff --git a/apps/nc/compat/sys/socket.h b/apps/nc/compat/sys/socket.h
new file mode 100644
index 0000000..13eb380
--- /dev/null
+++ b/apps/nc/compat/sys/socket.h
@@ -0,0 +1,31 @@
+/*
+ * Public domain
+ * sys/socket.h compatibility shim
+ */
+
+#ifndef _WIN32
+#include_next <sys/socket.h>
+
+#if !defined(SOCK_NONBLOCK) || !defined(SOCK_CLOEXEC)
+#define NEED_SOCKET_FLAGS
+int _socket(int domain, int type, int protocol);
+#ifndef SOCKET_FLAGS_PRIV
+#define socket(d, t, p) _socket(d, t, p)
+#endif
+#endif
+
+#ifndef SOCK_NONBLOCK
+#define SOCK_NONBLOCK           0x4000  /* set O_NONBLOCK */
+#endif
+
+#ifndef SOCK_CLOEXEC
+#define SOCK_CLOEXEC            0x8000  /* set FD_CLOEXEC */
+#endif
+
+#ifndef HAVE_ACCEPT4
+int accept4(int s, struct sockaddr *addr, socklen_t *addrlen, int flags);
+#endif
+
+#else
+#include <win32netcompat.h>
+#endif