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r742: Volker discovered that we can truncate a locked file. Well I never ! :-).

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Jeremy
(This used to be commit 1099d60113)
This commit is contained in:
Jeremy Allison 2004-05-14 22:08:19 +00:00 committed by Gerald (Jerry) Carter
parent 80f72a6300
commit 8b9a044b58
1 changed files with 2 additions and 22 deletions
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24
source3/smbd/open.c
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@ -242,30 +242,10 @@ static BOOL open_file(files_struct *fsp,connection_struct *conn,
return True;
}
/****************************************************************************
C. Hoch 11/22/95
Helper for open_file_shared.
Truncate a file after checking locking; close file if locked.
**************************************************************************/
static int truncate_unless_locked(struct connection_struct *conn, files_struct *fsp)
{
SMB_BIG_UINT mask = (SMB_BIG_UINT)-1;
if (is_locked(fsp,fsp->conn,mask,0,WRITE_LOCK,True)){
errno = EACCES;
unix_ERR_class = ERRDOS;
unix_ERR_code = ERRlock;
unix_ERR_ntstatus = dos_to_ntstatus(ERRDOS, ERRlock);
return -1;
} else {
return SMB_VFS_FTRUNCATE(fsp,fsp->fd,0);
}
}
/*******************************************************************
return True if the filename is one of the special executable types
********************************************************************/
static BOOL is_executable(const char *fname)
{
if ((fname = strrchr_m(fname,'.'))) {
@ -1109,7 +1089,7 @@ flags=0x%X flags2=0x%X mode=0%o returned %d\n",
/*
* We are modifing the file after open - update the stat struct..
*/
if ((truncate_unless_locked(conn,fsp) == -1) || (SMB_VFS_FSTAT(fsp,fsp->fd,psbuf)==-1)) {
if ((SMB_VFS_FTRUNCATE(fsp,fsp->fd,0) == -1) || (SMB_VFS_FSTAT(fsp,fsp->fd,psbuf)==-1)) {
unlock_share_entry_fsp(fsp);
fd_close(conn,fsp);
file_free(fsp);