kernel.h: inode lengths are unsigned, tell the compiler this

diff --git a/Kernel/include/kernel.h b/Kernel/include/kernel.h
index 6412f95..7d09e34 100644 (file)
--- a/Kernel/include/kernel.h
+++ b/Kernel/include/kernel.h
@@ -84,6 +84,7 @@ struct tms {
 #define C_TIME 4
 
 typedef int32_t off_t; /* 32MB file and fs size limit */
+typedef uint32_t uoff_t;       /* Internal use so we can keep the compiler happy */
 
 typedef uint16_t blkno_t;    /* Can have 65536 512-byte blocks in filesystem */
 #define NULLBLK ((blkno_t)-1)
@@ -115,7 +116,7 @@ typedef struct dinode {
     uint16_t i_nlink;
     uint16_t i_uid;
     uint16_t i_gid;
-    off_t    i_size;
+    uoff_t    i_size;          /* Never negative */
     uint32_t   i_atime;                /* Breaks in 2038 */
     uint32_t   i_mtime;                /* Need to hide some extra bits ? */
     uint32_t   i_ctime;                /* 24 bytes */