From 6e26339f26b1fea1197a1d9599f5bbfb22755a97 Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Thu, 29 May 2025 22:51:55 -0400
Subject: kernel: descrip: Increment fd offset per read()

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 sys/kern/kern_descrip.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sys/kern/kern_descrip.c b/sys/kern/kern_descrip.c
index d122e89..dd14267 100644
--- a/sys/kern/kern_descrip.c
+++ b/sys/kern/kern_descrip.c
@@ -205,11 +205,20 @@ fd_rw(unsigned int fd, void *buf, size_t count, uint8_t write)
             goto done;
         }
 
+        /* End of file? */
+        if (n == 0) {
+            retval = 0;
+            goto done;
+        }
+
         if (copyout(kbuf, buf, count) < 0) {
             retval = -EFAULT;
             goto done;
         }
     }
+
+    /* Increment the offset per read */
+    filedes->offset += n;
     retval = count;
 done:
     if (kbuf != NULL) {
-- 
cgit v1.2.3