llgo/c/hyper-related c lib

c/fddef/_wrap/fddef.c

@@ -0,0 +1,13 @@
+#include <sys/types.h>
+
+int fd_isset(int n, fd_set *fd) {
+    return FD_ISSET(n, fd);
+}
+
+void fdSet(int n, fd_set *fd) {
+    FD_SET(n, fd);
+}
+
+void fd_zero(fd_set *fd) {
+    FD_ZERO(fd);
+}

c/fddef/fddef.go

@@ -0,0 +1,24 @@
+package fddef
+
+import (
+	"github.com/goplus/llgo/c"
+	_ "unsafe"
+)
+
+const (
+	LLGoFiles   = "_wrap/fddef.c"
+	LLGoPackage = "link: c"
+)
+
+type FdSet struct {
+	Unused [8]byte
+}
+
+//go:linkname FdZero C.fd_zero
+func FdZero(fdSet *FdSet)
+
+//go:linkname Fdset C.fdSet
+func Fdset(fd c.Int, fdSet *FdSet)
+
+//go:linkname FdIsset C.fd_isset
+func FdIsset(fd c.Int, fdSet *FdSet) c.Int