732 lines
26 KiB
C
732 lines
26 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// Name: wx/filefn.h
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// Purpose: File- and directory-related functions
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// Author: Julian Smart
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// Modified by:
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// Created: 29/01/98
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// RCS-ID: $Id: filefn.h 49998 2007-11-16 17:19:37Z CE $
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// Copyright: (c) 1998 Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _FILEFN_H_
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#define _FILEFN_H_
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#include "wx/list.h"
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#include "wx/arrstr.h"
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#ifdef __WXWINCE__
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#include "wx/msw/wince/time.h"
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#include "wx/msw/private.h"
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#else
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#include <time.h>
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#endif
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#ifdef __WXWINCE__
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// Nothing
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#elif !defined(__MWERKS__)
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#include <sys/types.h>
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#include <sys/stat.h>
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#else
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#ifdef __MACH__
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#include <sys/types.h>
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#include <utime.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#else
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#include <stat.h>
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#include <unistd.h>
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#include <unix.h>
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#endif
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#endif
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#ifdef __OS2__
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// need to check for __OS2__ first since currently both
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// __OS2__ and __UNIX__ are defined.
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#include <process.h>
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#include "wx/os2/private.h"
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#ifdef __WATCOMC__
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#include <direct.h>
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#endif
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#include <io.h>
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#ifdef __EMX__
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#include <unistd.h>
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#endif
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#elif defined(__UNIX__)
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#include <unistd.h>
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#include <dirent.h>
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#endif
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#if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
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#if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__SALFORDC__) && !defined(__WXWINCE__) && !defined(__CYGWIN__)
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#include <direct.h>
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#include <dos.h>
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#include <io.h>
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#endif // __WINDOWS__
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#endif // native Win compiler
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#if defined(__DOS__)
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#ifdef __WATCOMC__
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#include <direct.h>
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#include <dos.h>
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#include <io.h>
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#endif
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#ifdef __DJGPP__
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#include <io.h>
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#include <unistd.h>
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#endif
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#endif
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#ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
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// this (3.1 I believe) and how to test for it.
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// If this works for Borland 4.0 as well, then no worries.
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#include <dir.h>
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#endif
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#ifdef __SALFORDC__
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#include <dir.h>
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#include <unix.h>
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#endif
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#ifndef __WXWINCE__
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#include <fcntl.h> // O_RDONLY &c
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#endif
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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#ifdef __WXWINCE__
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typedef long off_t;
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#else
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// define off_t
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#if !defined(__WXMAC__) || defined(__UNIX__) || defined(__MACH__)
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#include <sys/types.h>
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#else
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typedef long off_t;
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#endif
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#endif
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#if (defined(__VISUALC__) && !defined(__WXWINCE__)) || ( defined(__MWERKS__) && defined( __INTEL__) )
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typedef _off_t off_t;
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#elif defined(__SYMANTEC__)
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typedef long off_t;
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#elif defined(__MWERKS__) && !defined(__INTEL__) && !defined(__MACH__)
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typedef long off_t;
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#endif
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enum wxSeekMode
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{
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wxFromStart,
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wxFromCurrent,
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wxFromEnd
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};
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enum wxFileKind
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{
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wxFILE_KIND_UNKNOWN,
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wxFILE_KIND_DISK, // a file supporting seeking to arbitrary offsets
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wxFILE_KIND_TERMINAL, // a tty
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wxFILE_KIND_PIPE // a pipe
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};
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// ----------------------------------------------------------------------------
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// declare our versions of low level file functions: some compilers prepend
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// underscores to the usual names, some also have Unicode versions of them
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// ----------------------------------------------------------------------------
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// Wrappers around Win32 api functions like CreateFile, ReadFile and such
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// Implemented in filefnwce.cpp
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#if defined( __WXWINCE__)
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typedef __int64 wxFileOffset;
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#define wxFileOffsetFmtSpec _("I64")
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int wxOpen(const wxChar *filename, int oflag, int WXUNUSED(pmode));
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int wxAccess(const wxChar *name, int WXUNUSED(how));
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int wxClose(int fd);
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int wxFsync(int WXUNUSED(fd));
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int wxRead(int fd, void *buf, unsigned int count);
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int wxWrite(int fd, const void *buf, unsigned int count);
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int wxEof(int fd);
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wxFileOffset wxSeek(int fd, wxFileOffset offset, int origin);
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#define wxLSeek wxSeek
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wxFileOffset wxTell(int fd);
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// always Unicode under WinCE
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#define wxMkDir _wmkdir
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#define wxRmDir _wrmdir
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#define wxStat _wstat
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#define wxStructStat struct _stat
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#elif (defined(__WXMSW__) || defined(__OS2__)) && !defined(__WXPALMOS__) && \
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( \
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defined(__VISUALC__) || \
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(defined(__MINGW32__) && !defined(__WINE__) && \
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wxCHECK_W32API_VERSION(0, 5)) || \
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defined(__MWERKS__) || \
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defined(__DMC__) || \
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defined(__WATCOMC__) || \
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defined(__BORLANDC__) \
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)
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#undef wxHAS_HUGE_FILES
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// detect compilers which have support for huge files
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#if defined(__VISUALC__)
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#define wxHAS_HUGE_FILES 1
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#elif defined(__MINGW32__)
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#define wxHAS_HUGE_FILES 1
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#elif defined(_LARGE_FILES)
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#define wxHAS_HUGE_FILES 1
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#endif
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// other Windows compilers (DMC, Watcom, Metrowerks and Borland) don't have
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// huge file support (or at least not all functions needed for it by wx)
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// currently
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#ifdef wxHAS_HUGE_FILES
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typedef wxLongLong_t wxFileOffset;
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#define wxFileOffsetFmtSpec wxLongLongFmtSpec
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#else
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typedef off_t wxFileOffset;
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#endif
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// functions
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// MSVC and compatible compilers prepend underscores to the POSIX function
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// names, other compilers don't and even if their later versions usually do
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// define the versions with underscores for MSVC compatibility, it's better
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// to avoid using them as they're not present in earlier versions and
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// always using the native functions spelling is easier than testing for
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// the versions
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#if defined(__BORLANDC__) || defined(__DMC__) || defined(__WATCOMC__)
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#define wxPOSIX_IDENT(func) ::func
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#else // by default assume MSVC-compatible names
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#define wxPOSIX_IDENT(func) _ ## func
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#define wxHAS_UNDERSCORES_IN_POSIX_IDENTS
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#endif
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// at least Borland 5.5 doesn't like "struct ::stat" so don't use the scope
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// resolution operator present in wxPOSIX_IDENT for it
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#ifdef __BORLANDC__
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#define wxPOSIX_STRUCT(s) struct s
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#else
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#define wxPOSIX_STRUCT(s) struct wxPOSIX_IDENT(s)
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#endif
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// first functions not working with strings, i.e. without ANSI/Unicode
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// complications
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#define wxClose wxPOSIX_IDENT(close)
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#if defined(__MWERKS__)
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#if __MSL__ >= 0x6000
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#define wxRead(fd, buf, nCount) _read(fd, (void *)buf, nCount)
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#define wxWrite(fd, buf, nCount) _write(fd, (void *)buf, nCount)
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#else
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#define wxRead(fd, buf, nCount)\
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_read(fd, (const char *)buf, nCount)
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#define wxWrite(fd, buf, nCount)\
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_write(fd, (const char *)buf, nCount)
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#endif
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#else // __MWERKS__
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#define wxRead wxPOSIX_IDENT(read)
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#define wxWrite wxPOSIX_IDENT(write)
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#endif
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#ifdef wxHAS_HUGE_FILES
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#define wxSeek wxPOSIX_IDENT(lseeki64)
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#define wxLseek wxPOSIX_IDENT(lseeki64)
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#define wxTell wxPOSIX_IDENT(telli64)
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#else // !wxHAS_HUGE_FILES
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#define wxSeek wxPOSIX_IDENT(lseek)
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#define wxLseek wxPOSIX_IDENT(lseek)
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#define wxTell wxPOSIX_IDENT(tell)
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#endif // wxHAS_HUGE_FILES/!wxHAS_HUGE_FILES
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#ifndef __WATCOMC__
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#if !defined(__BORLANDC__) || (__BORLANDC__ > 0x540)
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// NB: this one is not POSIX and always has the underscore
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#define wxFsync _commit
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#define HAVE_FSYNC
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#endif // BORLANDC
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#endif
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#define wxEof wxPOSIX_IDENT(eof)
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// then the functions taking strings
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#if wxUSE_UNICODE
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#if wxUSE_UNICODE_MSLU
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// implement the missing file functions in Win9x ourselves
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#if defined( __VISUALC__ ) \
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|| ( defined(__MINGW32__) && wxCHECK_W32API_VERSION( 0, 5 ) ) \
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|| ( defined(__MWERKS__) && defined(__WXMSW__) ) \
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|| ( defined(__BORLANDC__) && (__BORLANDC__ > 0x460) ) \
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|| defined(__DMC__)
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WXDLLIMPEXP_BASE int wxMSLU__wopen(const wxChar *name,
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int flags, int mode);
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WXDLLIMPEXP_BASE int wxMSLU__waccess(const wxChar *name,
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int mode);
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WXDLLIMPEXP_BASE int wxMSLU__wmkdir(const wxChar *name);
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WXDLLIMPEXP_BASE int wxMSLU__wrmdir(const wxChar *name);
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WXDLLIMPEXP_BASE int
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wxMSLU__wstat(const wxChar *name, wxPOSIX_STRUCT(stat) *buffer);
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WXDLLIMPEXP_BASE int
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wxMSLU__wstati64(const wxChar *name,
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wxPOSIX_STRUCT(stati64) *buffer);
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#endif // Windows compilers with MSLU support
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#define wxOpen wxMSLU__wopen
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#define wxAccess wxMSLU__waccess
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#define wxMkDir wxMSLU__wmkdir
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#define wxRmDir wxMSLU__wrmdir
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#ifdef wxHAS_HUGE_FILES
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#define wxStat wxMSLU__wstati64
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#else
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#define wxStat wxMSLU__wstat
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#endif
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#else // !wxUSE_UNICODE_MSLU
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#ifdef __BORLANDC__
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#if __BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551
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WXDLLIMPEXP_BASE int wxOpen(const wxChar *pathname,
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int flags, mode_t mode);
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#else
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#define wxOpen _wopen
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#endif
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#define wxAccess _waccess
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#define wxMkDir _wmkdir
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#define wxRmDir _wrmdir
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#ifdef wxHAS_HUGE_FILES
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#define wxStat _wstati64
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#else
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#define wxStat _wstat
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#endif
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#else
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#define wxOpen _wopen
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#define wxAccess _waccess
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#define wxMkDir _wmkdir
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#define wxRmDir _wrmdir
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#ifdef wxHAS_HUGE_FILES
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#define wxStat _wstati64
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#else
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#define wxStat _wstat
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#endif
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#endif
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#endif // wxUSE_UNICODE_MSLU/!wxUSE_UNICODE_MSLU
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#else // !wxUSE_UNICODE
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#define wxOpen wxPOSIX_IDENT(open)
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#define wxAccess wxPOSIX_IDENT(access)
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#define wxMkDir wxPOSIX_IDENT(mkdir)
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#define wxRmDir wxPOSIX_IDENT(rmdir)
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#ifdef wxHAS_HUGE_FILES
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#define wxStat wxPOSIX_IDENT(stati64)
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#else
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// Unfortunately Watcom is not consistent, so:-
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#if defined(__OS2__) && defined(__WATCOMC__)
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#define wxStat _stat
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#else
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#if defined (__BORLANDC__)
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#define wxStat _stat //wxPOSIX_IDENT(stat)
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#else
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#define wxStat wxPOSIX_IDENT(stat)
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#endif // !borland
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#endif // !watcom
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#endif
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#endif // wxUSE_UNICODE/!wxUSE_UNICODE
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// Types: Notice that Watcom is the only compiler to have a wide char
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// version of struct stat as well as a wide char stat function variant.
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// This was droped since OW 1.4 "for consistency across platforms".
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#ifdef wxHAS_HUGE_FILES
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#if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4)
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#define wxStructStat struct _wstati64
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#else
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#define wxStructStat struct _stati64
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#endif
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#else
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#if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4)
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#define wxStructStat struct _wstat
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#else
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#define wxStructStat struct _stat
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#endif
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#endif
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// constants (unless already defined by the user code)
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#ifdef wxHAS_UNDERSCORES_IN_POSIX_IDENTS
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#ifndef O_RDONLY
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#define O_RDONLY _O_RDONLY
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#define O_WRONLY _O_WRONLY
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#define O_RDWR _O_RDWR
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#define O_EXCL _O_EXCL
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#define O_CREAT _O_CREAT
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#define O_BINARY _O_BINARY
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#endif
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|
||
|
|
#ifndef S_IFMT
|
||
|
|
#define S_IFMT _S_IFMT
|
||
|
|
#define S_IFDIR _S_IFDIR
|
||
|
|
#define S_IFREG _S_IFREG
|
||
|
|
#endif
|
||
|
|
#endif // wxHAS_UNDERSCORES_IN_POSIX_IDENTS
|
||
|
|
|
||
|
|
#ifdef wxHAS_HUGE_FILES
|
||
|
|
// wxFile is present and supports large files. Currently wxFFile
|
||
|
|
// doesn't have large file support with any Windows compiler (even
|
||
|
|
// Win64 ones).
|
||
|
|
#if wxUSE_FILE
|
||
|
|
#define wxHAS_LARGE_FILES
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// it's a private define, undefine it so that nobody gets tempted to use it
|
||
|
|
#undef wxHAS_HUGE_FILES
|
||
|
|
#else // Unix or Windows using unknown compiler, assume POSIX supported
|
||
|
|
typedef off_t wxFileOffset;
|
||
|
|
#ifdef _LARGE_FILES
|
||
|
|
#define wxFileOffsetFmtSpec wxLongLongFmtSpec
|
||
|
|
wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t),
|
||
|
|
BadFileSizeType );
|
||
|
|
// wxFile is present and supports large files
|
||
|
|
#ifdef wxUSE_FILE
|
||
|
|
#define wxHAS_LARGE_FILES
|
||
|
|
#endif
|
||
|
|
// wxFFile is present and supports large files
|
||
|
|
#if SIZEOF_LONG == 8 || defined HAVE_FSEEKO
|
||
|
|
#define wxHAS_LARGE_FFILES
|
||
|
|
#endif
|
||
|
|
#else
|
||
|
|
#define wxFileOffsetFmtSpec _T("")
|
||
|
|
#endif
|
||
|
|
// functions
|
||
|
|
#define wxClose close
|
||
|
|
#define wxRead ::read
|
||
|
|
#define wxWrite ::write
|
||
|
|
#define wxLseek lseek
|
||
|
|
#define wxSeek lseek
|
||
|
|
#define wxFsync fsync
|
||
|
|
#define wxEof eof
|
||
|
|
|
||
|
|
#define wxMkDir mkdir
|
||
|
|
#define wxRmDir rmdir
|
||
|
|
|
||
|
|
#define wxTell(fd) lseek(fd, 0, SEEK_CUR)
|
||
|
|
|
||
|
|
#define wxStructStat struct stat
|
||
|
|
|
||
|
|
#if wxUSE_UNICODE
|
||
|
|
#define wxNEED_WX_UNISTD_H
|
||
|
|
#if defined(__DMC__)
|
||
|
|
typedef unsigned long mode_t;
|
||
|
|
#endif
|
||
|
|
WXDLLIMPEXP_BASE int wxStat( const wxChar *file_name, wxStructStat *buf );
|
||
|
|
WXDLLIMPEXP_BASE int wxLstat( const wxChar *file_name, wxStructStat *buf );
|
||
|
|
WXDLLIMPEXP_BASE int wxAccess( const wxChar *pathname, int mode );
|
||
|
|
WXDLLIMPEXP_BASE int wxOpen( const wxChar *pathname, int flags, mode_t mode );
|
||
|
|
#else
|
||
|
|
#define wxOpen open
|
||
|
|
#define wxStat stat
|
||
|
|
#define wxLstat lstat
|
||
|
|
#define wxAccess access
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define wxHAS_NATIVE_LSTAT
|
||
|
|
#endif // platforms
|
||
|
|
|
||
|
|
#ifdef O_BINARY
|
||
|
|
#define wxO_BINARY O_BINARY
|
||
|
|
#else
|
||
|
|
#define wxO_BINARY 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// if the platform doesn't have symlinks, define wxLstat to be the same as
|
||
|
|
// wxStat to avoid #ifdefs in the code using it
|
||
|
|
#ifndef wxHAS_NATIVE_LSTAT
|
||
|
|
#define wxLstat wxStat
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(__VISAGECPP__) && __IBMCPP__ >= 400
|
||
|
|
//
|
||
|
|
// VisualAge C++ V4.0 cannot have any external linkage const decs
|
||
|
|
// in headers included by more than one primary source
|
||
|
|
//
|
||
|
|
extern const int wxInvalidOffset;
|
||
|
|
#else
|
||
|
|
const int wxInvalidOffset = -1;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
// functions
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
WXDLLIMPEXP_BASE bool wxFileExists(const wxString& filename);
|
||
|
|
|
||
|
|
// does the path exist? (may have or not '/' or '\\' at the end)
|
||
|
|
WXDLLIMPEXP_BASE bool wxDirExists(const wxChar *pszPathName);
|
||
|
|
|
||
|
|
WXDLLIMPEXP_BASE bool wxIsAbsolutePath(const wxString& filename);
|
||
|
|
|
||
|
|
// Get filename
|
||
|
|
WXDLLIMPEXP_BASE wxChar* wxFileNameFromPath(wxChar *path);
|
||
|
|
WXDLLIMPEXP_BASE wxString wxFileNameFromPath(const wxString& path);
|
||
|
|
|
||
|
|
// Get directory
|
||
|
|
WXDLLIMPEXP_BASE wxString wxPathOnly(const wxString& path);
|
||
|
|
|
||
|
|
// wxString version
|
||
|
|
WXDLLIMPEXP_BASE wxString wxRealPath(const wxString& path);
|
||
|
|
|
||
|
|
WXDLLIMPEXP_BASE void wxDos2UnixFilename(wxChar *s);
|
||
|
|
|
||
|
|
WXDLLIMPEXP_BASE void wxUnix2DosFilename(wxChar *s);
|
||
|
|
|
||
|
|
// Strip the extension, in situ
|
||
|
|
WXDLLIMPEXP_BASE void wxStripExtension(wxChar *buffer);
|
||
|
|
WXDLLIMPEXP_BASE void wxStripExtension(wxString& buffer);
|
||
|
|
|
||
|
|
// Get a temporary filename
|
||
|
|
WXDLLIMPEXP_BASE wxChar* wxGetTempFileName(const wxString& prefix, wxChar *buf = (wxChar *) NULL);
|
||
|
|
WXDLLIMPEXP_BASE bool wxGetTempFileName(const wxString& prefix, wxString& buf);
|
||
|
|
|
||
|
|
// Expand file name (~/ and ${OPENWINHOME}/ stuff)
|
||
|
|
WXDLLIMPEXP_BASE wxChar* wxExpandPath(wxChar *dest, const wxChar *path);
|
||
|
|
WXDLLIMPEXP_BASE bool wxExpandPath(wxString& dest, const wxChar *path);
|
||
|
|
|
||
|
|
// Contract w.r.t environment (</usr/openwin/lib, OPENWHOME> -> ${OPENWINHOME}/lib)
|
||
|
|
// and make (if under the home tree) relative to home
|
||
|
|
// [caller must copy-- volatile]
|
||
|
|
WXDLLIMPEXP_BASE wxChar* wxContractPath(const wxString& filename,
|
||
|
|
const wxString& envname = wxEmptyString,
|
||
|
|
const wxString& user = wxEmptyString);
|
||
|
|
|
||
|
|
// Destructive removal of /./ and /../ stuff
|
||
|
|
WXDLLIMPEXP_BASE wxChar* wxRealPath(wxChar *path);
|
||
|
|
|
||
|
|
// Allocate a copy of the full absolute path
|
||
|
|
WXDLLIMPEXP_BASE wxChar* wxCopyAbsolutePath(const wxString& path);
|
||
|
|
|
||
|
|
// Get first file name matching given wild card.
|
||
|
|
// Flags are reserved for future use.
|
||
|
|
#define wxFILE 1
|
||
|
|
#define wxDIR 2
|
||
|
|
WXDLLIMPEXP_BASE wxString wxFindFirstFile(const wxChar *spec, int flags = wxFILE);
|
||
|
|
WXDLLIMPEXP_BASE wxString wxFindNextFile();
|
||
|
|
|
||
|
|
// Does the pattern contain wildcards?
|
||
|
|
WXDLLIMPEXP_BASE bool wxIsWild(const wxString& pattern);
|
||
|
|
|
||
|
|
// Does the pattern match the text (usually a filename)?
|
||
|
|
// If dot_special is true, doesn't match * against . (eliminating
|
||
|
|
// `hidden' dot files)
|
||
|
|
WXDLLIMPEXP_BASE bool wxMatchWild(const wxString& pattern, const wxString& text, bool dot_special = true);
|
||
|
|
|
||
|
|
// Concatenate two files to form third
|
||
|
|
WXDLLIMPEXP_BASE bool wxConcatFiles(const wxString& file1, const wxString& file2, const wxString& file3);
|
||
|
|
|
||
|
|
// Copy file1 to file2
|
||
|
|
WXDLLIMPEXP_BASE bool wxCopyFile(const wxString& file1, const wxString& file2,
|
||
|
|
bool overwrite = true);
|
||
|
|
|
||
|
|
// Remove file
|
||
|
|
WXDLLIMPEXP_BASE bool wxRemoveFile(const wxString& file);
|
||
|
|
|
||
|
|
// Rename file
|
||
|
|
WXDLLIMPEXP_BASE bool wxRenameFile(const wxString& file1, const wxString& file2, bool overwrite = true);
|
||
|
|
|
||
|
|
// Get current working directory.
|
||
|
|
#if WXWIN_COMPATIBILITY_2_6
|
||
|
|
// If buf is NULL, allocates space using new, else
|
||
|
|
// copies into buf.
|
||
|
|
// IMPORTANT NOTE getcwd is know not to work under some releases
|
||
|
|
// of Win32s 1.3, according to MS release notes!
|
||
|
|
wxDEPRECATED( WXDLLIMPEXP_BASE wxChar* wxGetWorkingDirectory(wxChar *buf = (wxChar *) NULL, int sz = 1000) );
|
||
|
|
// new and preferred version of wxGetWorkingDirectory
|
||
|
|
// NB: can't have the same name because of overloading ambiguity
|
||
|
|
#endif // WXWIN_COMPATIBILITY_2_6
|
||
|
|
WXDLLIMPEXP_BASE wxString wxGetCwd();
|
||
|
|
|
||
|
|
// Set working directory
|
||
|
|
WXDLLIMPEXP_BASE bool wxSetWorkingDirectory(const wxString& d);
|
||
|
|
|
||
|
|
// Make directory
|
||
|
|
WXDLLIMPEXP_BASE bool wxMkdir(const wxString& dir, int perm = 0777);
|
||
|
|
|
||
|
|
// Remove directory. Flags reserved for future use.
|
||
|
|
WXDLLIMPEXP_BASE bool wxRmdir(const wxString& dir, int flags = 0);
|
||
|
|
|
||
|
|
// Return the type of an open file
|
||
|
|
WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(int fd);
|
||
|
|
WXDLLIMPEXP_BASE wxFileKind wxGetFileKind(FILE *fp);
|
||
|
|
|
||
|
|
#if WXWIN_COMPATIBILITY_2_6
|
||
|
|
// compatibility defines, don't use in new code
|
||
|
|
wxDEPRECATED( inline bool wxPathExists(const wxChar *pszPathName) );
|
||
|
|
inline bool wxPathExists(const wxChar *pszPathName)
|
||
|
|
{
|
||
|
|
return wxDirExists(pszPathName);
|
||
|
|
}
|
||
|
|
#endif //WXWIN_COMPATIBILITY_2_6
|
||
|
|
|
||
|
|
// permissions; these functions work both on files and directories:
|
||
|
|
WXDLLIMPEXP_BASE bool wxIsWritable(const wxString &path);
|
||
|
|
WXDLLIMPEXP_BASE bool wxIsReadable(const wxString &path);
|
||
|
|
WXDLLIMPEXP_BASE bool wxIsExecutable(const wxString &path);
|
||
|
|
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
// separators in file names
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
// between file name and extension
|
||
|
|
#define wxFILE_SEP_EXT wxT('.')
|
||
|
|
|
||
|
|
// between drive/volume name and the path
|
||
|
|
#define wxFILE_SEP_DSK wxT(':')
|
||
|
|
|
||
|
|
// between the path components
|
||
|
|
#define wxFILE_SEP_PATH_DOS wxT('\\')
|
||
|
|
#define wxFILE_SEP_PATH_UNIX wxT('/')
|
||
|
|
#define wxFILE_SEP_PATH_MAC wxT(':')
|
||
|
|
#define wxFILE_SEP_PATH_VMS wxT('.') // VMS also uses '[' and ']'
|
||
|
|
|
||
|
|
// separator in the path list (as in PATH environment variable)
|
||
|
|
// there is no PATH variable in Classic Mac OS so just use the
|
||
|
|
// semicolon (it must be different from the file name separator)
|
||
|
|
// NB: these are strings and not characters on purpose!
|
||
|
|
#define wxPATH_SEP_DOS wxT(";")
|
||
|
|
#define wxPATH_SEP_UNIX wxT(":")
|
||
|
|
#define wxPATH_SEP_MAC wxT(";")
|
||
|
|
|
||
|
|
// platform independent versions
|
||
|
|
#if defined(__UNIX__) && !defined(__OS2__)
|
||
|
|
// CYGWIN also uses UNIX settings
|
||
|
|
#define wxFILE_SEP_PATH wxFILE_SEP_PATH_UNIX
|
||
|
|
#define wxPATH_SEP wxPATH_SEP_UNIX
|
||
|
|
#elif defined(__MAC__)
|
||
|
|
#define wxFILE_SEP_PATH wxFILE_SEP_PATH_MAC
|
||
|
|
#define wxPATH_SEP wxPATH_SEP_MAC
|
||
|
|
#else // Windows and OS/2
|
||
|
|
#define wxFILE_SEP_PATH wxFILE_SEP_PATH_DOS
|
||
|
|
#define wxPATH_SEP wxPATH_SEP_DOS
|
||
|
|
#endif // Unix/Windows
|
||
|
|
|
||
|
|
// this is useful for wxString::IsSameAs(): to compare two file names use
|
||
|
|
// filename1.IsSameAs(filename2, wxARE_FILENAMES_CASE_SENSITIVE)
|
||
|
|
#if defined(__UNIX__) && !defined(__DARWIN__) && !defined(__OS2__)
|
||
|
|
#define wxARE_FILENAMES_CASE_SENSITIVE true
|
||
|
|
#else // Windows, Mac OS and OS/2
|
||
|
|
#define wxARE_FILENAMES_CASE_SENSITIVE false
|
||
|
|
#endif // Unix/Windows
|
||
|
|
|
||
|
|
// is the char a path separator?
|
||
|
|
inline bool wxIsPathSeparator(wxChar c)
|
||
|
|
{
|
||
|
|
// under DOS/Windows we should understand both Unix and DOS file separators
|
||
|
|
#if ( defined(__UNIX__) && !defined(__OS2__) )|| defined(__MAC__)
|
||
|
|
return c == wxFILE_SEP_PATH;
|
||
|
|
#else
|
||
|
|
return c == wxFILE_SEP_PATH_DOS || c == wxFILE_SEP_PATH_UNIX;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
// does the string ends with path separator?
|
||
|
|
WXDLLIMPEXP_BASE bool wxEndsWithPathSeparator(const wxChar *pszFileName);
|
||
|
|
|
||
|
|
// split the full path into path (including drive for DOS), name and extension
|
||
|
|
// (understands both '/' and '\\')
|
||
|
|
WXDLLIMPEXP_BASE void wxSplitPath(const wxChar *pszFileName,
|
||
|
|
wxString *pstrPath,
|
||
|
|
wxString *pstrName,
|
||
|
|
wxString *pstrExt);
|
||
|
|
|
||
|
|
// find a file in a list of directories, returns false if not found
|
||
|
|
WXDLLIMPEXP_BASE bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile);
|
||
|
|
|
||
|
|
// Get the OS directory if appropriate (such as the Windows directory).
|
||
|
|
// On non-Windows platform, probably just return the empty string.
|
||
|
|
WXDLLIMPEXP_BASE wxString wxGetOSDirectory();
|
||
|
|
|
||
|
|
#if wxUSE_DATETIME
|
||
|
|
|
||
|
|
// Get file modification time
|
||
|
|
WXDLLIMPEXP_BASE time_t wxFileModificationTime(const wxString& filename);
|
||
|
|
|
||
|
|
#endif // wxUSE_DATETIME
|
||
|
|
|
||
|
|
// Parses the wildCard, returning the number of filters.
|
||
|
|
// Returns 0 if none or if there's a problem,
|
||
|
|
// The arrays will contain an equal number of items found before the error.
|
||
|
|
// wildCard is in the form:
|
||
|
|
// "All files (*)|*|Image Files (*.jpeg *.png)|*.jpg;*.png"
|
||
|
|
WXDLLIMPEXP_BASE int wxParseCommonDialogsFilter(const wxString& wildCard, wxArrayString& descriptions, wxArrayString& filters);
|
||
|
|
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
// classes
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
#ifdef __UNIX__
|
||
|
|
|
||
|
|
// set umask to the given value in ctor and reset it to the old one in dtor
|
||
|
|
class WXDLLIMPEXP_BASE wxUmaskChanger
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
// change the umask to the given one if it is not -1: this allows to write
|
||
|
|
// the same code whether you really want to change umask or not, as is in
|
||
|
|
// wxFileConfig::Flush() for example
|
||
|
|
wxUmaskChanger(int umaskNew)
|
||
|
|
{
|
||
|
|
m_umaskOld = umaskNew == -1 ? -1 : (int)umask((mode_t)umaskNew);
|
||
|
|
}
|
||
|
|
|
||
|
|
~wxUmaskChanger()
|
||
|
|
{
|
||
|
|
if ( m_umaskOld != -1 )
|
||
|
|
umask((mode_t)m_umaskOld);
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
int m_umaskOld;
|
||
|
|
};
|
||
|
|
|
||
|
|
// this macro expands to an "anonymous" wxUmaskChanger object under Unix and
|
||
|
|
// nothing elsewhere
|
||
|
|
#define wxCHANGE_UMASK(m) wxUmaskChanger wxMAKE_UNIQUE_NAME(umaskChanger_)(m)
|
||
|
|
|
||
|
|
#else // !__UNIX__
|
||
|
|
|
||
|
|
#define wxCHANGE_UMASK(m)
|
||
|
|
|
||
|
|
#endif // __UNIX__/!__UNIX__
|
||
|
|
|
||
|
|
|
||
|
|
// Path searching
|
||
|
|
class WXDLLIMPEXP_BASE wxPathList : public wxArrayString
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
wxPathList() {}
|
||
|
|
wxPathList(const wxArrayString &arr)
|
||
|
|
{ Add(arr); }
|
||
|
|
|
||
|
|
// Adds all paths in environment variable
|
||
|
|
void AddEnvList(const wxString& envVariable);
|
||
|
|
|
||
|
|
// Adds given path to this list
|
||
|
|
bool Add(const wxString& path);
|
||
|
|
void Add(const wxArrayString &paths);
|
||
|
|
|
||
|
|
// Find the first full path for which the file exists
|
||
|
|
wxString FindValidPath(const wxString& filename) const;
|
||
|
|
|
||
|
|
// Find the first full path for which the file exists; ensure it's an
|
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// absolute path that gets returned.
|
||
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|
wxString FindAbsoluteValidPath(const wxString& filename) const;
|
||
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// Given full path and filename, add path to list
|
||
|
|
bool EnsureFileAccessible(const wxString& path);
|
||
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|
||
|
|
#if WXWIN_COMPATIBILITY_2_6
|
||
|
|
// Returns true if the path is in the list
|
||
|
|
wxDEPRECATED( bool Member(const wxString& path) const );
|
||
|
|
#endif
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif // _WX_FILEFN_H_
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