lib9p

commit 78da58212bee01c5e92b43dca36cbff535a4a230
parent 4e7a750c0706beff489848216ad32c9fc16f6fe3
Author: Matsuda Kenji <info@mtkn.jp>
Date:   Sun, 10 Sep 2023 07:56:01 +0900

add type assertion

Diffstat:
A
mnt/0
 | 
2
++
A
mnt/1
 | 
2
++
A
mnt/2
 | 
2
++
A
mnt/3
 | 
2
++
M
server.go
 | 
6
+++++-

5 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/mnt/0 b/mnt/0
@@ -0,0 +1 @@
+0
+\ No newline at end of file
diff --git a/mnt/1 b/mnt/1
@@ -0,0 +1 @@
+1
+\ No newline at end of file
diff --git a/mnt/2 b/mnt/2
@@ -0,0 +1 @@
+2
+\ No newline at end of file
diff --git a/mnt/3 b/mnt/3
@@ -0,0 +1 @@
+3
+\ No newline at end of file
diff --git a/server.go b/server.go
@@ -329,7 +329,11 @@ func sRead(s *Server, r *Req) {
 			n += len(buf)
 		}
 	} else {
-		n, err = fid.File.(io.ReaderAt).ReadAt(data, int64(ifcall.Offset()))
+		if r, ok := fid.File.(io.ReaderAt); ok {
+			n, err = r.ReadAt(data, int64(ifcall.Offset()))
+		} else {
+			n, err = fid.File.Read(data)
+		}
 		if err != io.EOF && err != nil {
 			log.Printf("sRead: %v\n", err)
 			respond(r, err)