Changeset 566 for trunk/kernel/syscalls/sys_chdir.c

Timestamp:

Oct 4, 2018, 11:50:21 PM (6 years ago)

Author:

alain

Message:

Complete restructuration of kernel locks.

File:

• trunk/kernel/syscalls/sys_chdir.c (modified) (3 diffs)

trunk/kernel/syscalls/sys_chdir.c

@@ -35 +35 @@
 
 /////////////////////////////////
-int sys_chdir ( const char * pathname )
+int sys_chdir ( char * pathname )
 {
     error_t   error;
@@ -46 +46 @@
     if( hal_strlen_from_uspace( pathname ) >= CONFIG_VFS_MAX_PATH_LENGTH )
     {
-        printk("\n[ERROR] in %s : pathname too long\n", __FUNCTION__ );
+
+#if DEBUG_SYSCALLS_ERROR
+printk("\n[ERROR] in %s : pathname too long / thread %x in process %x\n",
+__FUNCTION__, this->trdid, process->pid );
+#endif
         this->errno = ENFILE;
         return -1;
@@ -54 +58 @@
     hal_strcpy_from_uspace( kbuf , pathname , CONFIG_VFS_MAX_PATH_LENGTH );
 
+    printk("\n[ERROR] in %s : not implemented yet\n", __FUNCTION__ );
+    return -1;
+
     // get cluster and local pointer on reference process
-    xptr_t      ref_xp  = process->ref_xp;
-    process_t * ref_ptr = (process_t *)GET_PTR( ref_xp );
-    cxy_t       ref_cxy = GET_CXY( ref_xp );
+    // xptr_t      ref_xp  = process->ref_xp;
+    // process_t * ref_ptr = (process_t *)GET_PTR( ref_xp );
+    // cxy_t       ref_cxy = GET_CXY( ref_xp );
 
     // get extended pointer on cwd lock in reference process
-    xptr_t lock_xp = hal_remote_lwd( XPTR( ref_cxy , &ref_ptr->cwd_lock ) );
+    // xptr_t lock_xp = hal_remote_l64( XPTR( ref_cxy , &ref_ptr->cwd_lock ) );
 
     // get cwd lock in read mode
-    remote_rwlock_rd_lock( lock_xp );
+    // remote_rwlock_rd_acquire( lock_xp );
 
-    // call relevant VFS function
-    error = vfs_chdir( process->vfs_cwd_xp , kbuf );
+    // TODO ce n'et pas au VFS de le faire [AG]
+    // error = vfs_chdir( process->vfs_cwd_xp , kbuf );
 
     // release cwd lock
-    remote_rwlock_rd_unlock( lock_xp );
+    // remote_rwlock_rd_release( lock_xp );
 
     if( error )