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added errnum to qse_dir_t

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This commit is contained in:
hyung-hwan 2011-10-24 01:19:19 +00:00
parent 6e0c8bbf44
commit 4213133aac
3 changed files with 49 additions and 15 deletions
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2
qse/Makefile.in
View File

@ -34,7 +34,7 @@ POST_UNINSTALL = :
build_triplet = @build@
host_triplet = @host@
subdir = .
DIST_COMMON = $(am__configure_deps) $(srcdir)/Makefile.am \
DIST_COMMON = README $(am__configure_deps) $(srcdir)/Makefile.am \
$(srcdir)/Makefile.in $(srcdir)/README.in \
$(top_srcdir)/configure ac/config.guess ac/config.sub \
ac/depcomp ac/install-sh ac/ltmain.sh ac/missing

6
qse/include/qse/fs/dir.h
View File

@ -30,7 +30,11 @@ enum qse_dir_errnum_t
QSE_DIR_EINTERN,
QSE_DIR_ENOMEM,
QSE_DIR_EINVAL
QSE_DIR_EINVAL,
QSE_DIR_EACCES,
QSE_DIR_ENOENT,
QSE_DIR_ENOTDIR,
QSE_DIR_ESYSTEM
};
typedef enum qse_dir_errnum_t qse_dir_errnum_t;

54
qse/lib/fs/dir.c
View File

@ -33,6 +33,7 @@
# include <sys/types.h>
# include <sys/stat.h>
# include <dirent.h>
# include <errno.h>
#endif
typedef struct info_t info_t;
@ -157,7 +158,7 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
if (name[0] == QSE_T('\0'))
{
/* dir->errnum = QSE_DIR_EINVAL; */
dir->errnum = QSE_DIR_EINVAL;
return -1;
}
@ -165,7 +166,11 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
if (info == QSE_NULL)
{
info = QSE_MMGR_ALLOC (dir->mmgr, QSE_SIZEOF(*info));
if (info == QSE_NULL) return -1;
if (info == QSE_NULL)
{
dir->errnum = QSE_DIR_ENOMEM;
return -1;
}
QSE_MEMSET (info, 0, QSE_SIZEOF(*info));
#if defined(_WIN32)
@ -185,7 +190,7 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
dirname = qse_stradup (tmp_name, dir->mmgr);
if (dirname == QSE_NULL)
{
/* dir->errnum = QSE_DIR_ENOMEM; */
dir->errnum = QSE_DIR_ENOMEM;
return -1;
}
@ -197,7 +202,12 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
handle = FindFirstFile (dirname, &wfd);
if (handle == INVALID_HANDLE_VALUE)
{
/* dir->errnum = QSE_DIR_ESYSTEM; */
DWORD e = GetLastError();
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;
QSE_MMGR_FREE (dir->mmgr, dirname);
return -1;
}
@ -222,7 +232,7 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
dirname = qse_strdup (name, dir->mmgr);
if (dirname == QSE_NULL)
{
/* dir->errnum = QSE_DIR_ENOMEM; */
dir->errnum = QSE_DIR_ENOMEM;
return -1;
}
@ -234,7 +244,7 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
mbsdirname = qse_wcstombsdup (name, dir->mmgr);
if (mbsdirname == QSE_NULL)
{
/* dir->errnum = QSE_DIR_ENOMEM */
dir->errnum = QSE_DIR_ENOMEM;
QSE_MMGR_FREE (dir->mmgr, dirname);
return -1;
}
@ -250,7 +260,12 @@ int qse_dir_change (qse_dir_t* dir, const qse_char_t* name)
if (handle == QSE_NULL)
{
/* dir->errnum = QSE_DIR... */
dir->errnum = (errno == EACCES)? QSE_DIR_EACCES:
(errno == ENOENT)? QSE_DIR_ENOENT:
(errno == ENOTDIR)? QSE_DIR_ENOTDIR:
(errno == ENOMEM)? QSE_DIR_ENOMEM:
QSE_DIR_ESYSTEM;
QSE_MMGR_FREE (dir->mmgr, dirname);
return -1;
}
@ -305,7 +320,7 @@ static int set_entry_name (qse_dir_t* dir, const qse_mchar_t* name)
);
if (tmp == QSE_NULL)
{
/* dir->errnum = QSE_DIR_ENOMEM; */
dir->errnum = QSE_DIR_ENOMEM;
return -1;
}
@ -341,9 +356,7 @@ qse_dir_ent_t* qse_dir_read (qse_dir_t* dir)
if (info->no_more_files)
{
/*
dir->errnum = QSE_DIR_ENOENT;
*/
dir->errnum = QSE_DIR_ENOERR;
return QSE_NULL;
}
@ -368,8 +381,21 @@ qse_dir_ent_t* qse_dir_read (qse_dir_t* dir)
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__)
@ -380,7 +406,7 @@ qse_dir_ent_t* qse_dir_read (qse_dir_t* dir)
ent = readdir (info->handle);
if (ent == QSE_NULL)
{
/* TODO: dir->errnum = ... */
/*dir->errnum = QSE_DIR_ENOENT;*/ /* TODO: to be more specific */
return QSE_NULL;
}
@ -447,6 +473,10 @@ const qse_char_t* qse_dir_geterrmsg (qse_dir_t* dir)
QSE_T("insufficient memory"),
QSE_T("invalid parameter or data"),
QSE_T("permission denined"),
QSE_T("no such entry"),
QSE_T("not a directory"),
QSE_T("system error")
};
return (dir->errnum >= 0 && dir->errnum < QSE_COUNTOF(errstr))?