lib9pclient is the new libfs

1 files changed, 40 insertions, 0 deletions

diff --git a/src/lib9pclient/ns.c b/src/lib9pclient/ns.c
new file mode 100644
index 00000000..9c86547e
--- /dev/null
+++ b/src/lib9pclient/ns.c
@@ -0,0 +1,40 @@
+#include <u.h>
+#include <libc.h>
+#include <fcall.h>
+#include <9pclient.h>
+#include <ctype.h>
+
+CFsys*
+nsmount(char *name, char *aname)
+{
+	char *addr, *ns;
+	int fd;
+	CFsys *fs;
+
+	ns = getns();
+	if(ns == nil)
+		return nil;
+
+	addr = smprint("unix!%s/%s", ns, name);
+	free(ns);
+	if(addr == nil)
+		return nil;
+
+	fd = dial(addr, 0, 0, 0);
+	if(fd < 0){
+		werrstr("dial %s: %r", addr);
+		free(addr);
+		return nil;
+	}
+	free(addr);
+
+	fcntl(fd, F_SETFL, FD_CLOEXEC);
+
+	fs = fsmount(fd, aname);
+	if(fs == nil){
+		close(fd);
+		return nil;
+	}
+
+	return fs;
+}