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changed qse_dir_t a little

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hyung-hwan 2011-10-24 16:20:06 +00:00
parent 4213133aac
commit 67e9eb8d9f
1 changed files with 46 additions and 22 deletions
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68
qse/lib/fs/dir.c
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@ -44,7 +44,7 @@ struct info_t
#if defined(_WIN32)
HANDLE handle;
WIN32_FIND_DATA wfd;
int no_more_files;
unsigned int first_after_change;
#elif defined(__OS2__)
#elif defined(__DOS__)
#else
@ -199,6 +199,13 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
* otherwise, .\* would be transformed to * by qse_canonpath() */
dirname[idx-1] = QSE_T('*');
/*
I don't return a short name so FindExInfoBasic can speed up the function.
FindFirstFileEx (
dirname, FindExInfoBasic,
&wfd, FindExSearchNameMatch,
NULL, FIND_FIRST_EX_CASE_SENSITIVE);
*/
handle = FindFirstFile (dirname, &wfd);
if (handle == INVALID_HANDLE_VALUE)
{
@ -222,8 +229,10 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
if (dir->curdir) QSE_MMGR_FREE (dir->mmgr, dir->curdir);
dirname[idx-1] = QSE_T('\0'); /* drop the asterisk */
dir->curdir = dirname;
dir->first_after_change = 1;
return 0;
#elif defined(__OS2__)
# error NOT IMPLEMENTED
#elif defined(__DOS__)
@ -354,15 +363,48 @@ qse_dir_ent_t* qse_dir_read (qse_dir_t* dir)
#if defined(_WIN32)
#if 0
if (info->no_more_files)
{
dir->errnum = QSE_DIR_ENOERR;
return QSE_NULL;
}
#endif
if (info->first_after_change)
{
/* call set_entry_name before changing other fields
* in dir->ent not to pollute it in case set_entry_name fails */
if (set_entry_name (dir, info->wfd.cFileName) <= -1) return QSE_NULL;
info->first_after_change = 0;
}
else
{
if (FindNextFile (info->handle, &info->wfd) == FALSE)
{
DWORD e = GetLastError();
if (e == ERROR_NO_MORE_FILES)
{
//info->no_more_files = 1;
dir->errnum = QSE_DIR_ENOERR;
return QSE_NULL;
}
else
{
dir->errnum = (e == ERROR_ACCESS_DENIED)? QSE_DIR_EACCES:
(e == ERROR_FILE_NOT_FOUND)? QSE_DIR_ENOENT:
(e == ERROR_INVALID_NAME)? QSE_DIR_EINVAL:
(e == ERROR_DIRECTORY)? QSE_DIR_EINVAL:
QSE_DIR_ESYSTEM;
return QSE_NULL;
}
}
/* call set_entry_name before changing other fields
* in dir->ent not to pollute it in case set_entry_name fails */
if (set_entry_name (dir, info->wfd.cFileName) <= -1) return QSE_NULL;
}
/* call set_entry_name before changing other fields
* in dir->ent not to pollute it in case set_entry_name fails */
if (set_entry_name (dir, info->wfd.cFileName) <= -1) return QSE_NULL;
if (info->wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
{
@ -378,24 +420,6 @@ qse_dir_ent_t* qse_dir_read (qse_dir_t* dir)
dir->ent.type = QSE_DIR_ENT_UNKNOWN;
}
if (FindNextFile (info->handle, &info->wfd) == FALSE)
{
/*if (GetLastError() == ERROR_NO_MORE_FILES) */
DWORD e = GetLastError();
if (e == ERROR_NO_MORE_FILES)
{
info->no_more_files = 1;
}
else
{
dir->errnum = (e == ERROR_ACCESS_DENIED)? QSE_DIR_EACCES:
(e == ERROR_FILE_NOT_FOUND)? QSE_DIR_ENOENT:
(e == ERROR_INVALID_NAME)? QSE_DIR_EINVAL:
(e == ERROR_DIRECTORY)? QSE_DIR_EINVAL:
QSE_DIR_ESYSTEM;
return QSE_NULL;
}
}
#elif defined(__OS2__)
# error NOT IMPLEMENTED
#elif defined(__DOS__)