X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2bb0cd285ac73fb25396d53f7f52db6f3ca77b63..e80edb8515cc574f8ad264f47bd9cfe9501cfc97:/include/wx/filefn.h?ds=sidebyside diff --git a/include/wx/filefn.h b/include/wx/filefn.h index f46246add7..0db4c1e6bb 100644 --- a/include/wx/filefn.h +++ b/include/wx/filefn.h @@ -1,208 +1,629 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: filefn.h +// Name: wx/filefn.h // Purpose: File- and directory-related functions // Author: Julian Smart // Modified by: // Created: 29/01/98 // RCS-ID: $Id$ // Copyright: (c) 1998 Julian Smart -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifndef __FILEFNH__ -#define __FILEFNH__ +#ifndef _FILEFN_H_ +#define _FILEFN_H_ -#ifdef __GNUG__ -#pragma interface "filefn.h" +#include "wx/list.h" +#include "wx/arrstr.h" + +#ifdef __WXWINCE__ + #include "wx/msw/wince/time.h" + #include "wx/msw/private.h" +#else + #include +#endif + +#ifdef __WXWINCE__ +// Nothing +#elif !defined(__MWERKS__) + #include + #include +#else + #ifdef __MACH__ + #include + #include + #include + #include + #else + #include + #include + #include + #endif +#endif + +#ifdef __OS2__ +// need to check for __OS2__ first since currently both +// __OS2__ and __UNIX__ are defined. + #include + #include "wx/os2/private.h" + #ifdef __WATCOMC__ + #include + #endif + #include + #ifdef __EMX__ + #include + #endif +#elif defined(__UNIX__) + #include + #include +#endif + +#if defined(__WINDOWS__) && !defined(__WXMICROWIN__) +#if !defined( __GNUWIN32__ ) && !defined( __MWERKS__ ) && !defined(__SALFORDC__) && !defined(__WXWINCE__) && !defined(__CYGWIN__) + #include + #include + #include +#endif // __WINDOWS__ +#endif // native Win compiler + +#if defined(__DOS__) + #ifdef __WATCOMC__ + #include + #include + #include + #endif + #ifdef __DJGPP__ + #include + #include + #endif #endif -#include +#ifdef __BORLANDC__ // Please someone tell me which version of Borland needs + // this (3.1 I believe) and how to test for it. + // If this works for Borland 4.0 as well, then no worries. + #include +#endif + +#ifdef __SALFORDC__ + #include + #include +#endif +#ifndef __WXWINCE__ + #include // O_RDONLY &c +#endif // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- -// define off_t -#include - -#ifdef _MSC_VER - #define off_t _off_t +#ifdef __WXWINCE__ + typedef long off_t; +#else + // define off_t + #if !defined(__WXMAC__) || defined(__UNIX__) || defined(__MACH__) + #include + #else + typedef long off_t; + #endif #endif -const off_t wxInvalidOffset = (off_t)-1; +#if (defined(__VISUALC__) && !defined(__WXWINCE__)) || ( defined(__MWERKS__) && defined( __INTEL__) ) + typedef _off_t off_t; +#elif defined(__SYMANTEC__) + typedef long off_t; +#elif defined(__MWERKS__) && !defined(__INTEL__) && !defined(__MACH__) + typedef long off_t; +#endif -typedef enum { +enum wxSeekMode +{ wxFromStart, wxFromCurrent, wxFromEnd -} wxSeekMode; +}; + +enum wxFileKind +{ + wxFILE_KIND_UNKNOWN, + wxFILE_KIND_DISK, // a file supporting seeking to arbitrary offsets + wxFILE_KIND_TERMINAL, // a tty + wxFILE_KIND_PIPE // a pipe +}; + +// ---------------------------------------------------------------------------- +// declare our versions of low level file functions: some compilers prepend +// underscores to the usual names, some also have Unicode versions of them +// ---------------------------------------------------------------------------- + +// Wrappers around Win32 api functions like CreateFile, ReadFile and such +// Implemented in filefnwce.cpp +#if defined( __WXWINCE__) + typedef __int64 wxFileOffset; + #define wxFileOffsetFmtSpec _("I64") + int wxOpen(const wxChar *filename, int oflag, int WXUNUSED(pmode)); + int wxAccess(const wxChar *name, int WXUNUSED(how)); + int wxClose(int fd); + int wxFsync(int WXUNUSED(fd)); + int wxRead(int fd, void *buf, unsigned int count); + int wxWrite(int fd, const void *buf, unsigned int count); + int wxEof(int fd); + wxFileOffset wxSeek(int fd, wxFileOffset offset, int origin); + #define wxLSeek wxSeek + wxFileOffset wxTell(int fd); + + // always Unicode under WinCE + #define wxMkDir _wmkdir + #define wxRmDir _wrmdir + #define wxStat _wstat + #define wxStructStat struct _stat + +// Microsoft compiler loves underscores, feed them to it +#elif defined( __VISUALC__ ) \ + || ( defined(__MINGW32__) && !defined(__WINE__) && wxCHECK_W32API_VERSION( 0, 5 ) ) \ + || ( defined(__MWERKS__) && defined(__WXMSW__) ) \ + || ( defined(__DMC__) && defined(__WXMSW__) ) \ + || ( defined(__WATCOMC__) && defined(__WXMSW__) ) + + // detect compilers which have support for huge files (currently only + // Digital Mars doesn't) + #ifndef __WXPALMOS__ + #include "wx/msw/private.h" + #endif + + #undef wxHAS_HUGE_FILES + #if defined(__MINGW32__) + #define wxHAS_HUGE_FILES 1 + #elif defined(__MWERKS__) + #define wxHAS_HUGE_FILES 0 + #elif defined(__DMC__) + #define wxHAS_HUGE_FILES 0 + #elif ((_INTEGRAL_MAX_BITS >= 64) || defined(_LARGE_FILES)) + #define wxHAS_HUGE_FILES 1 + #else + #define wxHAS_HUGE_FILES 0 + #endif + + // functions + #if defined(__BORLANDC__) || defined(__WATCOMC__) + #define _tell tell + #endif + + #if wxHAS_HUGE_FILES + typedef wxLongLong_t wxFileOffset; + #define wxFileOffsetFmtSpec wxLongLongFmtSpec + #else + typedef off_t wxFileOffset; + #endif + + #define wxClose _close + + #if defined(__MWERKS__) + #if __MSL__ >= 0x6000 + #define wxRead(fd, buf, nCount) _read(fd, (void *)buf, nCount) + #define wxWrite(fd, buf, nCount) _write(fd, (void *)buf, nCount) + #else + #define wxRead(fd, buf, nCount)\ + _read(fd, (const char *)buf, nCount) + #define wxWrite(fd, buf, nCount)\ + _write(fd, (const char *)buf, nCount) + #endif + #else + #if defined(__DMC__) || defined(__WATCOMC__) + #define wxRead ::read + #define wxWrite ::write + #else + #define wxRead _read + #define wxWrite _write + #endif + #endif + #if wxHAS_HUGE_FILES + #define wxSeek _lseeki64 + #define wxLseek _lseeki64 + #define wxTell _telli64 + #else + #define wxSeek _lseek + #define wxLseek _lseek + #define wxTell _tell + #endif + #define wxFsync _commit + #if defined(__WATCOMC__) + #define wxEof ::eof + #else + #define wxEof _eof + #endif + + #if wxUSE_UNICODE + #if wxUSE_UNICODE_MSLU + #define wxOpen wxMSLU__wopen + + #define wxAccess wxMSLU__waccess + #define wxMkDir wxMSLU__wmkdir + #define wxRmDir wxMSLU__wrmdir + #if wxHAS_HUGE_FILES + #define wxStat wxMSLU__wstati64 + #else + #define wxStat wxMSLU__wstat + #endif + #else + #define wxOpen _wopen + #define wxAccess _waccess + #define wxMkDir _wmkdir + #define wxRmDir _wrmdir + #if wxHAS_HUGE_FILES + #define wxStat _wstati64 + #else + #define wxStat _wstat + #endif + #endif + #else // !wxUSE_UNICODE + #ifdef __BORLANDC__ + #define wxOpen open + #else + #define wxOpen _open + #endif + #define wxAccess _access + #define wxMkDir _mkdir + #ifdef __WATCOMC__ + #define wxRmDir rmdir + #else + #define wxRmDir _rmdir + #endif + #if wxHAS_HUGE_FILES + #define wxStat _stati64 + #else + #define wxStat _stat + #endif + #endif + + // Types: Notice that Watcom is the only compiler to have a wide char + // version of struct stat as well as a wide char stat function variant. + // This was droped since OW 1.4 "for consistency across platforms". + #if wxHAS_HUGE_FILES + #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4) + #define wxStructStat struct _wstati64 + #else + #define wxStructStat struct _stati64 + #endif + #else + #if wxUSE_UNICODE && wxONLY_WATCOM_EARLIER_THAN(1,4) + #define wxStructStat struct _wstat + #else + #define wxStructStat struct _stat + #endif + #endif + + // constants (unless already defined by the user code) + #if !defined(__BORLANDC__) && !defined(__WATCOMC__) && !defined(__WXPALMOS__) + #ifndef O_RDONLY + #define O_RDONLY _O_RDONLY + #define O_WRONLY _O_WRONLY + #define O_RDWR _O_RDWR + #define O_EXCL _O_EXCL + #define O_CREAT _O_CREAT + #define O_BINARY _O_BINARY + #endif + + #ifndef S_IFMT + #define S_IFMT _S_IFMT + #define S_IFDIR _S_IFDIR + #define S_IFREG _S_IFREG + #endif + #endif + + // It's a private define, undefine it so nobody gets tempted to use it + #undef wxHAS_HUGE_FILES +#else // Unix platforms using configure + typedef off_t wxFileOffset; + #ifdef _LARGE_FILES + #define wxFileOffsetFmtSpec wxLongLongFmtSpec + wxCOMPILE_TIME_ASSERT( sizeof(off_t) == sizeof(wxLongLong_t), + BadFileSizeType ); + #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 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 wxAccess access + #endif +#endif // platforms + +#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 // ---------------------------------------------------------------------------- -bool WXDLLEXPORT wxFileExists(const wxString& filename); -#define FileExists wxFileExists +WXDLLIMPEXP_BASE bool wxFileExists(const wxString& filename); // does the path exist? (may have or not '/' or '\\' at the end) -bool WXDLLEXPORT wxPathExists(const char *pszPathName); +WXDLLIMPEXP_BASE bool wxDirExists(const wxChar *pszPathName); -#define wxDirExists wxPathExists -#define DirExists wxDirExists - -bool WXDLLEXPORT wxIsAbsolutePath(const wxString& filename); -#define IsAbsolutePath wxIsAbsolutePath +WXDLLIMPEXP_BASE bool wxIsAbsolutePath(const wxString& filename); // Get filename -char* WXDLLEXPORT wxFileNameFromPath(char *path); -wxString WXDLLEXPORT wxFileNameFromPath(const wxString& path); -#define FileNameFromPath wxFileNameFromPath +WXDLLIMPEXP_BASE wxChar* wxFileNameFromPath(wxChar *path); +WXDLLIMPEXP_BASE wxString wxFileNameFromPath(const wxString& path); // Get directory -char* WXDLLEXPORT wxPathOnly(char *path); -wxString WXDLLEXPORT wxPathOnly(const wxString& path); -#define PathOnly wxPathOnly +WXDLLIMPEXP_BASE wxString wxPathOnly(const wxString& path); // wxString version -wxString WXDLLEXPORT wxRealPath(const wxString& path); +WXDLLIMPEXP_BASE wxString wxRealPath(const wxString& path); -void WXDLLEXPORT wxDos2UnixFilename(char *s); -#define Dos2UnixFilename wxDos2UnixFilename +WXDLLIMPEXP_BASE void wxDos2UnixFilename(wxChar *s); -void WXDLLEXPORT wxUnix2DosFilename(char *s); -#define Unix2DosFilename wxUnix2DosFilename +WXDLLIMPEXP_BASE void wxUnix2DosFilename(wxChar *s); // Strip the extension, in situ -void WXDLLEXPORT wxStripExtension(char *buffer); -void WXDLLEXPORT wxStripExtension(wxString& buffer); +WXDLLIMPEXP_BASE void wxStripExtension(wxChar *buffer); +WXDLLIMPEXP_BASE void wxStripExtension(wxString& buffer); -// Get a temporary filename, opening and closing the file. -char* WXDLLEXPORT wxGetTempFileName(const wxString& prefix, char *buf = NULL); +// 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) -char* WXDLLEXPORT wxExpandPath(char *dest, const char *path); +WXDLLIMPEXP_BASE wxChar* wxExpandPath(wxChar *dest, const wxChar *path); +WXDLLIMPEXP_BASE bool wxExpandPath(wxString& dest, const wxChar *path); // Contract w.r.t environment ( -> ${OPENWINHOME}/lib) // and make (if under the home tree) relative to home // [caller must copy-- volatile] -char* WXDLLEXPORT wxContractPath (const wxString& filename, - const wxString& envname = "", const wxString& user = ""); +WXDLLIMPEXP_BASE wxChar* wxContractPath(const wxString& filename, + const wxString& envname = wxEmptyString, + const wxString& user = wxEmptyString); // Destructive removal of /./ and /../ stuff -char* WXDLLEXPORT wxRealPath(char *path); +WXDLLIMPEXP_BASE wxChar* wxRealPath(wxChar *path); // Allocate a copy of the full absolute path -char* WXDLLEXPORT wxCopyAbsolutePath(const wxString& 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 -char* WXDLLEXPORT wxFindFirstFile(const char *spec, int flags = wxFILE); -char* WXDLLEXPORT wxFindNextFile(void); +WXDLLIMPEXP_BASE wxString wxFindFirstFile(const wxChar *spec, int flags = wxFILE); +WXDLLIMPEXP_BASE wxString wxFindNextFile(); // Does the pattern contain wildcards? -bool WXDLLEXPORT wxIsWild(const wxString& pattern); +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 +// If dot_special is true, doesn't match * against . (eliminating // `hidden' dot files) -bool WXDLLEXPORT wxMatchWild(const wxString& pattern, const wxString& text, bool dot_special = TRUE); +WXDLLIMPEXP_BASE bool wxMatchWild(const wxString& pattern, const wxString& text, bool dot_special = true); // Concatenate two files to form third -bool WXDLLEXPORT wxConcatFiles(const wxString& file1, const wxString& file2, const wxString& file3); +WXDLLIMPEXP_BASE bool wxConcatFiles(const wxString& file1, const wxString& file2, const wxString& file3); // Copy file1 to file2 -bool WXDLLEXPORT wxCopyFile(const wxString& file1, const wxString& file2); +WXDLLIMPEXP_BASE bool wxCopyFile(const wxString& file1, const wxString& file2, + bool overwrite = true); // Remove file -bool WXDLLEXPORT wxRemoveFile(const wxString& file); +WXDLLIMPEXP_BASE bool wxRemoveFile(const wxString& file); // Rename file -bool WXDLLEXPORT wxRenameFile(const wxString& file1, const wxString& file2); +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! -char* WXDLLEXPORT wxGetWorkingDirectory(char *buf = NULL, int sz = 1000); +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 -bool WXDLLEXPORT wxSetWorkingDirectory(const wxString& d); +WXDLLIMPEXP_BASE bool wxSetWorkingDirectory(const wxString& d); // Make directory -bool WXDLLEXPORT wxMkdir(const wxString& dir); +WXDLLIMPEXP_BASE bool wxMkdir(const wxString& dir, int perm = 0777); // Remove directory. Flags reserved for future use. -bool WXDLLEXPORT wxRmdir(const wxString& dir, int flags = 0); +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 + +// ---------------------------------------------------------------------------- // separators in file names -#define FILE_SEP_EXT '.' -#define FILE_SEP_DSK ':' -#define FILE_SEP_PATH_DOS '\\' -#define FILE_SEP_PATH_UNIX '/' +// ---------------------------------------------------------------------------- + +// 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 PATH_SEP_DOS ";" -#define PATH_SEP_UNIX ":" +#define wxPATH_SEP_DOS wxT(";") +#define wxPATH_SEP_UNIX wxT(":") +#define wxPATH_SEP_MAC wxT(";") // platform independent versions -#ifdef __UNIX__ - #define FILE_SEP_PATH FILE_SEP_PATH_UNIX - #define PATH_SEP PATH_SEP_UNIX -#else // Windows - #define FILE_SEP_PATH FILE_SEP_PATH_DOS - #define PATH_SEP PATH_SEP_DOS +#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) -#ifdef __UNIX__ - #define wxARE_FILENAMES_CASE_SENSITIVE TRUE -#else // Windows - #define wxARE_FILENAMES_CASE_SENSITIVE FALSE +#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(char c) - { return c == FILE_SEP_PATH_DOS || c == FILE_SEP_PATH_UNIX; } +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? -bool WXDLLEXPORT wxEndsWithPathSeparator(const char *pszFileName); +WXDLLIMPEXP_BASE bool wxEndsWithPathSeparator(const wxChar *pszFileName); // split the full path into path (including drive for DOS), name and extension // (understands both '/' and '\\') -void WXDLLEXPORT wxSplitPath(const char *pszFileName, +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 -bool WXDLLEXPORT wxFindFileInPath(wxString *pStr, const char *pszPath, const char *pszFile); +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(); + +// Get file modification time +WXDLLIMPEXP_BASE time_t wxFileModificationTime(const wxString& filename); + +// 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 // ---------------------------------------------------------------------------- -// Path searching -class WXDLLEXPORT wxPathList: public wxStringList +#ifdef __UNIX__ + +// set umask to the given value in ctor and reset it to the old one in dtor +class WXDLLIMPEXP_BASE wxUmaskChanger { - DECLARE_DYNAMIC_CLASS(wxPathList) - - public: - void AddEnvList(const wxString& envVariable); // Adds all paths in environment variable - void Add(const wxString& path); - wxString FindValidPath(const wxString& filename); // Find the first full path - // for which the file exists - wxString FindAbsoluteValidPath(const wxString& filename); // Find the first full path - // for which the file exists; ensure it's an absolute - // path that gets returned. - void EnsureFileAccessible(const wxString& path); // Given full path and filename, - // add path to list - bool Member(const wxString& path); +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; }; -#endif - // __FILEFNH__ +// 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); } + + // avoid GCC warning about virtual functions w/o virtual dtor + virtual ~wxPathList() {} + + // Adds all paths in environment variable + void AddEnvList(const wxString& envVariable); + + // Adds given path to this list + void 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 + // absolute path that gets returned. + wxString FindAbsoluteValidPath(const wxString& filename) const; + + // Given full path and filename, add path to list + void EnsureFileAccessible(const wxString& path); + + // Returns true if the path is in the list + wxDEPRECATED( bool Member(const wxString& path) const ); +}; +#endif // _WX_FILEFN_H_