Changeset 27b76ca in mainline for uspace/lib/c

Timestamp:

2011-08-18T14:05:10Z (14 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

44451ee

Parents:

b33ec43

Message:

Synchronize VFS handle acceptor with VFS.

• Introduce VFS_IN_WAIT_HANDLE.
• Add vfs_wait_handle() to VFS.
• Add fd_wait() to libc.
• Use fd_wait() in loader.

Location:

uspace/lib/c

Files:

• generic/vfs/vfs.c (modified) (1 diff)
• include/ipc/vfs.h (modified) (1 diff)
• include/vfs/vfs.h (modified) (1 diff)

uspace/lib/c/generic/vfs/vfs.c

@@ -815 +815 @@
 }
 
+int fd_wait(void)
+{
+        async_exch_t *exch = vfs_exchange_begin();
+        
+        sysarg_t ret;
+        sysarg_t rc = async_req_0_1(exch, VFS_IN_WAIT_HANDLE, &ret);
+        
+        vfs_exchange_end(exch);
+        
+        if (rc == EOK)
+                return (int) ret;
+        
+        return (int) rc;
+}
+
 /** @}
  */

uspace/lib/c/include/ipc/vfs.h

@@ -77 +77 @@
         VFS_IN_RENAME,
         VFS_IN_STAT,
-        VFS_IN_DUP
+        VFS_IN_DUP,
+        VFS_IN_WAIT_HANDLE,
 } vfs_in_request_t;
 

uspace/lib/c/include/vfs/vfs.h

@@ -55 +55 @@
 extern int fhandle(FILE *, int *);
 
+extern int fd_wait(void);
+
 extern async_exch_t *vfs_exchange_begin(void);
 extern void vfs_exchange_end(async_exch_t *);