X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/abf912c5a1ad04f186de5f3992339b882ef6b0cb..64ea838d8f4d1853b7d850db93ee565e901d099a:/src/common/filefn.cpp diff --git a/src/common/filefn.cpp b/src/common/filefn.cpp index 39539d65fd..2e04e80098 100644 --- a/src/common/filefn.cpp +++ b/src/common/filefn.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: filefn.cpp +// Name: src/common/filefn.cpp // Purpose: File- and directory-related functions // Author: Julian Smart // Modified by: @@ -17,24 +17,29 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "filefn.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#include "wx/defs.h" #ifdef __BORLANDC__ #pragma hdrstop #endif -#include "wx/utils.h" -#include "wx/intl.h" -#include "wx/file.h" // This does include filefn.h +#include "wx/filefn.h" + +#ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/utils.h" + #include "wx/crt.h" +#endif + +#include "wx/dynarray.h" +#include "wx/file.h" #include "wx/filename.h" #include "wx/dir.h" +#include "wx/tokenzr.h" + // there are just too many of those... #ifdef __VISUALC__ #pragma warning(disable:4706) // assignment within conditional expression @@ -44,21 +49,14 @@ #include #include #include -#if !defined(__WATCOMC__) +#if !wxONLY_WATCOM_EARLIER_THAN(1,4) #if !(defined(_MSC_VER) && (_MSC_VER > 800)) #include #endif #endif #if defined(__WXMAC__) - #include "wx/mac/private.h" // includes mac headers -#endif - -#include "wx/log.h" - -// No, Cygwin doesn't appear to have fnmatch.h after all. -#if defined(HAVE_FNMATCH_H) - #include "fnmatch.h" + #include "wx/osx/private.h" // includes mac headers #endif #ifdef __WINDOWS__ @@ -66,17 +64,19 @@ #include "wx/msw/mslu.h" // sys/cygwin.h is needed for cygwin_conv_to_full_win32_path() + // and for cygwin_conv_path() // // note that it must be included after #ifdef __GNUWIN32__ #ifdef __CYGWIN__ #include + #include #endif #endif // __GNUWIN32__ // io.h is needed for _get_osfhandle() // Already included by filefn.h for many Windows compilers - #if defined __MWERKS__ || defined __CYGWIN__ + #if defined __CYGWIN__ #include #endif #endif // __WINDOWS__ @@ -98,16 +98,13 @@ #define _MAXPATHLEN 1024 #endif -#ifdef __WXMAC__ -# include "MoreFilesX.h" -#endif - // ---------------------------------------------------------------------------- // private globals // ---------------------------------------------------------------------------- -// MT-FIXME: get rid of this horror and all code using it +#if WXWIN_COMPATIBILITY_2_8 static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN]; +#endif #if defined(__VISAGECPP__) && __IBMCPP__ >= 400 // @@ -117,178 +114,166 @@ static wxChar wxFileFunctionsBuffer[4*_MAXPATHLEN]; const int wxInvalidOffset = -1; #endif -// ---------------------------------------------------------------------------- -// macros -// ---------------------------------------------------------------------------- - -// we need to translate Mac filenames before passing them to OS functions -#define OS_FILENAME(s) (s.fn_str()) - // ============================================================================ // implementation // ============================================================================ -#ifdef wxNEED_WX_UNISTD_H +// ---------------------------------------------------------------------------- +// wrappers around standard POSIX functions +// ---------------------------------------------------------------------------- -WXDLLEXPORT int wxStat( const wxChar *file_name, wxStructStat *buf ) -{ - return stat( wxConvFile.cWX2MB( file_name ), buf ); -} +#if wxUSE_UNICODE && defined __BORLANDC__ \ + && __BORLANDC__ >= 0x550 && __BORLANDC__ <= 0x551 -WXDLLEXPORT int wxAccess( const wxChar *pathname, int mode ) +// BCC 5.5 and 5.5.1 have a bug in _wopen where files are created read only +// regardless of the mode parameter. This hack works around the problem by +// setting the mode with _wchmod. +// +int wxCRT_OpenW(const wchar_t *pathname, int flags, mode_t mode) { - return access( wxConvFile.cWX2MB( pathname ), mode ); -} + int moreflags = 0; -WXDLLEXPORT int wxOpen( const wxChar *pathname, int flags, mode_t mode ) -{ - return open( wxConvFile.cWX2MB( pathname ), flags, mode ); + // we only want to fix the mode when the file is actually created, so + // when creating first try doing it O_EXCL so we can tell if the file + // was already there. + if ((flags & O_CREAT) && !(flags & O_EXCL) && (mode & wxS_IWUSR) != 0) + moreflags = O_EXCL; + + int fd = _wopen(pathname, flags | moreflags, mode); + + // the file was actually created and needs fixing + if (fd != -1 && (flags & O_CREAT) != 0 && (mode & wxS_IWUSR) != 0) + { + close(fd); + _wchmod(pathname, mode); + fd = _wopen(pathname, flags & ~(O_EXCL | O_CREAT)); + } + // the open failed, but it may have been because the added O_EXCL stopped + // the opening of an existing file, so try again without. + else if (fd == -1 && moreflags != 0) + { + fd = _wopen(pathname, flags & ~O_CREAT); + } + + return fd; } #endif - // wxNEED_WX_UNISTD_H // ---------------------------------------------------------------------------- // wxPathList // ---------------------------------------------------------------------------- -// IMPLEMENT_DYNAMIC_CLASS(wxPathList, wxStringList) - -static inline wxChar* MYcopystring(const wxString& s) +bool wxPathList::Add(const wxString& path) { - wxChar* copy = new wxChar[s.length() + 1]; - return wxStrcpy(copy, s.c_str()); -} + // add a path separator to force wxFileName to interpret it always as a directory + // (i.e. if we are called with '/home/user' we want to consider it a folder and + // not, as wxFileName would consider, a filename). + wxFileName fn(path + wxFileName::GetPathSeparator()); + + // add only normalized relative/absolute paths + // NB: we won't do wxPATH_NORM_DOTS in order to avoid problems when trying to + // normalize paths which starts with ".." (which can be normalized only if + // we use also wxPATH_NORM_ABSOLUTE - which we don't want to use). + if (!fn.Normalize(wxPATH_NORM_TILDE|wxPATH_NORM_LONG|wxPATH_NORM_ENV_VARS)) + return false; -static inline wxChar* MYcopystring(const wxChar* s) -{ - wxChar* copy = new wxChar[wxStrlen(s) + 1]; - return wxStrcpy(copy, s); + wxString toadd = fn.GetPath(); + if (Index(toadd) == wxNOT_FOUND) + wxArrayString::Add(toadd); // do not add duplicates + + return true; } -void wxPathList::Add (const wxString& path) +void wxPathList::Add(const wxArrayString &arr) { - wxStringList::Add (WXSTRINGCAST path); + for (size_t j=0; j < arr.GetCount(); j++) + Add(arr[j]); } // Add paths e.g. from the PATH environment variable -void wxPathList::AddEnvList (const wxString& envVariable) +void wxPathList::AddEnvList (const wxString& WXUNUSED_IN_WINCE(envVariable)) { // No environment variables on WinCE #ifndef __WXWINCE__ + + // The space has been removed from the tokenizers, otherwise a + // path such as "C:\Program Files" would be split into 2 paths: + // "C:\Program" and "Files"; this is true for both Windows and Unix. + static const wxChar PATH_TOKS[] = #if defined(__WINDOWS__) || defined(__OS2__) - /* - The space has been removed from the tokenizers, otherwise a - path such as "C:\Program Files" would be split into 2 paths: - "C:\Program" and "Files" - */ -// wxT(" ;"); // Don't seperate with colon in DOS (used for drive) - wxT(";"); // Don't seperate with colon in DOS (used for drive) + wxT(";"); // Don't separate with colon in DOS (used for drive) #else - wxT(" :;"); + wxT(":;"); #endif - wxChar *val = wxGetenv (WXSTRINGCAST envVariable); - if (val && *val) + wxString val; + if ( wxGetEnv(envVariable, &val) ) { - wxChar *s = MYcopystring (val); - wxChar *save_ptr, *token = wxStrtok (s, PATH_TOKS, &save_ptr); - - if (token) - { - Add(token); - while (token) - { - if ( (token = wxStrtok ((wxChar *) NULL, PATH_TOKS, &save_ptr)) - != NULL ) - { - Add(token); - } - } - } - - // suppress warning about unused variable save_ptr when wxStrtok() is a - // macro which throws away its third argument - save_ptr = token; - - delete [] s; + // split into an array of string the value of the env var + wxArrayString arr = wxStringTokenize(val, PATH_TOKS); + WX_APPEND_ARRAY(*this, arr); } -#else // __WXWINCE__ - wxUnusedVar(envVariable); -#endif // !__WXWINCE__/__WXWINCE__ +#endif // !__WXWINCE__ } // Given a full filename (with path), ensure that that file can // be accessed again USING FILENAME ONLY by adding the path // to the list if not already there. -void wxPathList::EnsureFileAccessible (const wxString& path) +bool wxPathList::EnsureFileAccessible (const wxString& path) { - wxString path_only(wxPathOnly(path)); - if ( !path_only.empty() ) - { - if ( !Member(path_only) ) - Add(path_only); - } + return Add(wxPathOnly(path)); } -bool wxPathList::Member (const wxString& path) +#if WXWIN_COMPATIBILITY_2_6 +bool wxPathList::Member (const wxString& path) const { - for (wxStringList::compatibility_iterator node = GetFirst(); node; node = node->GetNext()) - { - wxString path2( node->GetData() ); - if ( -#if defined(__WINDOWS__) || defined(__OS2__) || defined(__VMS__) || defined(__WXMAC__) - // Case INDEPENDENT - path.CompareTo (path2, wxString::ignoreCase) == 0 -#else - // Case sensitive File System - path.CompareTo (path2) == 0 -#endif - ) - return true; - } - return false; + return Index(path) != wxNOT_FOUND; } +#endif -wxString wxPathList::FindValidPath (const wxString& file) +wxString wxPathList::FindValidPath (const wxString& file) const { - if (wxFileExists (wxExpandPath(wxFileFunctionsBuffer, file))) - return wxString(wxFileFunctionsBuffer); - - wxChar buf[_MAXPATHLEN]; - wxStrcpy(buf, wxFileFunctionsBuffer); + // normalize the given string as it could be a path + a filename + // and not only a filename + wxFileName fn(file); + wxString strend; + + // NB: normalize without making absolute otherwise calling this function with + // e.g. "b/c.txt" would result in removing the directory 'b' and the for loop + // below would only add to the paths of this list the 'c.txt' part when doing + // the existence checks... + // NB: we don't use wxPATH_NORM_DOTS here, too (see wxPathList::Add for more info) + if (!fn.Normalize(wxPATH_NORM_TILDE|wxPATH_NORM_LONG|wxPATH_NORM_ENV_VARS)) + return wxEmptyString; - wxChar *filename = wxIsAbsolutePath (buf) ? wxFileNameFromPath (buf) : (wxChar *)buf; + wxASSERT_MSG(!fn.IsDir(), wxT("Cannot search for directories; only for files")); + if (fn.IsAbsolute()) + strend = fn.GetFullName(); // search for the file name and ignore the path part + else + strend = fn.GetFullPath(); - for (wxStringList::compatibility_iterator node = GetFirst(); node; node = node->GetNext()) + for (size_t i=0; iGetData(); - wxStrcpy (wxFileFunctionsBuffer, path); - wxChar ch = wxFileFunctionsBuffer[wxStrlen(wxFileFunctionsBuffer)-1]; - if (ch != wxT('\\') && ch != wxT('/')) - wxStrcat (wxFileFunctionsBuffer, wxT("/")); - wxStrcat (wxFileFunctionsBuffer, filename); -#ifdef __WINDOWS__ - wxUnix2DosFilename (wxFileFunctionsBuffer); -#endif - if (wxFileExists (wxFileFunctionsBuffer)) - { - return wxString(wxFileFunctionsBuffer); // Found! - } - } // for() + wxString strstart = Item(i); + if (!strstart.IsEmpty() && strstart.Last() != wxFileName::GetPathSeparator()) + strstart += wxFileName::GetPathSeparator(); + + if (wxFileExists(strstart + strend)) + return strstart + strend; // Found! + } - return wxEmptyString; // Not found + return wxEmptyString; // Not found } -wxString wxPathList::FindAbsoluteValidPath (const wxString& file) +wxString wxPathList::FindAbsoluteValidPath (const wxString& file) const { wxString f = FindValidPath(file); if ( f.empty() || wxIsAbsolutePath(f) ) return f; - wxString buf; - wxGetWorkingDirectory(wxStringBuffer(buf, _MAXPATHLEN), _MAXPATHLEN); + wxString buf = ::wxGetCwd(); if ( !wxEndsWithPathSeparator(buf) ) { @@ -299,25 +284,30 @@ wxString wxPathList::FindAbsoluteValidPath (const wxString& file) return buf; } +// ---------------------------------------------------------------------------- +// miscellaneous global functions +// ---------------------------------------------------------------------------- + +#if WXWIN_COMPATIBILITY_2_8 +static inline wxChar* MYcopystring(const wxString& s) +{ + wxChar* copy = new wxChar[s.length() + 1]; + return wxStrcpy(copy, s.c_str()); +} + +template +static inline CharType* MYcopystring(const CharType* s) +{ + CharType* copy = new CharType[wxStrlen(s) + 1]; + return wxStrcpy(copy, s); +} +#endif + + bool wxFileExists (const wxString& filename) { -#if defined(__WXPALMOS__) - return false; -#elif defined(__WIN32__) && !defined(__WXMICROWIN__) - // we must use GetFileAttributes() instead of the ANSI C functions because - // it can cope with network (UNC) paths unlike them - DWORD ret = ::GetFileAttributes(filename); - - return (ret != (DWORD)-1) && !(ret & FILE_ATTRIBUTE_DIRECTORY); -#else // !__WIN32__ - wxStructStat st; -#ifndef wxNEED_WX_UNISTD_H - return wxStat( filename.fn_str() , &st) == 0 && (st.st_mode & S_IFREG); -#else - return wxStat( filename , &st) == 0 && (st.st_mode & S_IFREG); -#endif -#endif // __WIN32__/!__WIN32__ + return wxFileName::FileExists(filename); } bool @@ -325,20 +315,9 @@ wxIsAbsolutePath (const wxString& filename) { if (!filename.empty()) { -#if defined(__WXMAC__) && !defined(__DARWIN__) - // Classic or Carbon CodeWarrior like - // Carbon with Apple DevTools is Unix like - - // This seems wrong to me, but there is no fix. since - // "MacOS:MyText.txt" is absolute whereas "MyDir:MyText.txt" - // is not. Or maybe ":MyDir:MyText.txt" has to be used? RR. - if (filename.Find(':') != wxNOT_FOUND && filename[0] != ':') - return true ; -#else // Unix like or Windows if (filename[0] == wxT('/')) return true; -#endif #ifdef __VMS__ if ((filename[0] == wxT('[') && filename[1] != wxT('.'))) return true; @@ -352,53 +331,48 @@ wxIsAbsolutePath (const wxString& filename) return false ; } +#if WXWIN_COMPATIBILITY_2_8 /* * Strip off any extension (dot something) from end of file, * IF one exists. Inserts zero into buffer. * */ -void wxStripExtension(wxChar *buffer) +template +static void wxDoStripExtension(T *buffer) { - int len = wxStrlen(buffer); - int i = len-1; - while (i > 0) - { - if (buffer[i] == wxT('.')) + int len = wxStrlen(buffer); + int i = len-1; + while (i > 0) { - buffer[i] = 0; - break; + if (buffer[i] == wxT('.')) + { + buffer[i] = 0; + break; + } + i --; } - i --; - } } +void wxStripExtension(char *buffer) { wxDoStripExtension(buffer); } +void wxStripExtension(wchar_t *buffer) { wxDoStripExtension(buffer); } + void wxStripExtension(wxString& buffer) { - //RN: Be careful about the handling the case where - //buffer.Length() == 0 - for(size_t i = buffer.Length() - 1; i != wxString::npos; --i) - { - if (buffer.GetChar(i) == wxT('.')) - { - buffer = buffer.Left(i); - break; - } - } + buffer = wxFileName::StripExtension(buffer); } // Destructive removal of /./ and /../ stuff -wxChar *wxRealPath (wxChar *path) +template +static CharType *wxDoRealPath (CharType *path) { -#ifdef __WXMSW__ - static const wxChar SEP = wxT('\\'); + static const CharType SEP = wxFILE_SEP_PATH; +#ifdef __WINDOWS__ wxUnix2DosFilename(path); -#else - static const wxChar SEP = wxT('/'); #endif if (path[0] && path[1]) { /* MATTHEW: special case "/./x" */ - wxChar *p; + CharType *p; if (path[2] == SEP && path[1] == wxT('.')) p = &path[0]; else @@ -409,7 +383,7 @@ wxChar *wxRealPath (wxChar *path) { if (p[1] == wxT('.') && p[2] == wxT('.') && (p[3] == SEP || p[3] == wxT('\0'))) { - wxChar *q; + CharType *q; for (q = p - 1; q >= path && *q != SEP; q--) { // Empty @@ -424,7 +398,7 @@ wxChar *wxRealPath (wxChar *path) path[0] = SEP; path[1] = wxT('\0'); } -#if defined(__WXMSW__) || defined(__OS2__) +#if defined(__WINDOWS__) || defined(__OS2__) /* Check that path[2] is NULL! */ else if (path[1] == wxT(':') && !path[2]) { @@ -443,28 +417,48 @@ wxChar *wxRealPath (wxChar *path) return path; } +char *wxRealPath(char *path) +{ + return wxDoRealPath(path); +} + +wchar_t *wxRealPath(wchar_t *path) +{ + return wxDoRealPath(path); +} + +wxString wxRealPath(const wxString& path) +{ + wxChar *buf1=MYcopystring(path); + wxChar *buf2=wxRealPath(buf1); + wxString buf(buf2); + delete [] buf1; + return buf; +} + + // Must be destroyed wxChar *wxCopyAbsolutePath(const wxString& filename) { - if (filename.empty()) - return (wxChar *) NULL; + if (filename.empty()) + return NULL; - if (! wxIsAbsolutePath(wxExpandPath(wxFileFunctionsBuffer, filename))) { - wxChar buf[_MAXPATHLEN]; - buf[0] = wxT('\0'); - wxGetWorkingDirectory(buf, WXSIZEOF(buf)); - wxChar ch = buf[wxStrlen(buf) - 1]; -#ifdef __WXMSW__ - if (ch != wxT('\\') && ch != wxT('/')) - wxStrcat(buf, wxT("\\")); + if (! wxIsAbsolutePath(wxExpandPath(wxFileFunctionsBuffer, filename))) + { + wxString buf = ::wxGetCwd(); + wxChar ch = buf.Last(); +#ifdef __WINDOWS__ + if (ch != wxT('\\') && ch != wxT('/')) + buf << wxT("\\"); #else - if (ch != wxT('/')) - wxStrcat(buf, wxT("/")); + if (ch != wxT('/')) + buf << wxT("/"); #endif - wxStrcat(buf, wxFileFunctionsBuffer); - return MYcopystring( wxRealPath(buf) ); - } - return MYcopystring( wxFileFunctionsBuffer ); + buf << wxFileFunctionsBuffer; + buf = wxRealPath( buf ); + return MYcopystring( buf ); + } + return MYcopystring( wxFileFunctionsBuffer ); } /*- @@ -490,43 +484,44 @@ wxChar *wxCopyAbsolutePath(const wxString& filename) /* input name in name, pathname output to buf. */ -wxChar *wxExpandPath(wxChar *buf, const wxChar *name) +template +static CharType *wxDoExpandPath(CharType *buf, const wxString& name) { - register wxChar *d, *s, *nm; - wxChar lnm[_MAXPATHLEN]; + register CharType *d, *s, *nm; + CharType lnm[_MAXPATHLEN]; int q; // Some compilers don't like this line. -// const wxChar trimchars[] = wxT("\n \t"); +// const CharType trimchars[] = wxT("\n \t"); - wxChar trimchars[4]; + CharType trimchars[4]; trimchars[0] = wxT('\n'); trimchars[1] = wxT(' '); trimchars[2] = wxT('\t'); trimchars[3] = 0; -#ifdef __WXMSW__ - const wxChar SEP = wxT('\\'); -#else - const wxChar SEP = wxT('/'); + static const CharType SEP = wxFILE_SEP_PATH; +#ifdef __WINDOWS__ + //wxUnix2DosFilename(path); #endif + buf[0] = wxT('\0'); - if (name == NULL || *name == wxT('\0')) + if (name.empty()) return buf; - nm = MYcopystring(name); // Make a scratch copy - wxChar *nm_tmp = nm; + nm = ::MYcopystring(static_cast(name.c_str())); // Make a scratch copy + CharType *nm_tmp = nm; /* Skip leading whitespace and cr */ - while (wxStrchr((wxChar *)trimchars, *nm) != NULL) + while (wxStrchr(trimchars, *nm) != NULL) nm++; /* And strip off trailing whitespace and cr */ s = nm + (q = wxStrlen(nm)) - 1; - while (q-- && wxStrchr((wxChar *)trimchars, *s) != NULL) + while (q-- && wxStrchr(trimchars, *s) != NULL) *s = wxT('\0'); s = nm; d = lnm; -#ifdef __WXMSW__ +#ifdef __WINDOWS__ q = FALSE; #else q = nm[0] == wxT('\\') && nm[1] == wxT('~'); @@ -551,9 +546,9 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name) else #else while ((*d++ = *s) != 0) { -# ifndef __WXMSW__ +# ifndef __WINDOWS__ if (*s == wxT('\\')) { - if ((*(d - 1) = *++s)) { + if ((*(d - 1) = *++s)!=0) { s++; continue; } else @@ -563,15 +558,15 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name) #endif // No env variables on WinCE #ifndef __WXWINCE__ -#ifdef __WXMSW__ +#ifdef __WINDOWS__ if (*s++ == wxT('$') && (*s == wxT('{') || *s == wxT(')'))) #else if (*s++ == wxT('$')) #endif { - register wxChar *start = d; + register CharType *start = d; register int braces = (*s == wxT('{') || *s == wxT('(')); - register wxChar *value; + register CharType *value; while ((*d++ = *s) != 0) if (braces ? (*s == wxT('}') || *s == wxT(')')) : !(wxIsalnum(*s) || *s == wxT('_')) ) break; @@ -595,21 +590,22 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name) } /* Expand ~ and ~user */ + wxString homepath; nm = lnm; if (nm[0] == wxT('~') && !q) { /* prefix ~ */ if (nm[1] == SEP || nm[1] == 0) { /* ~/filename */ - // FIXME: wxGetUserHome could return temporary storage in Unicode mode - if ((s = WXSTRINGCAST wxGetUserHome(wxEmptyString)) != NULL) { + homepath = wxGetUserHome(wxEmptyString); + if (!homepath.empty()) { + s = (CharType*)(const CharType*)homepath.c_str(); if (*++nm) nm++; } } else { /* ~user/filename */ - register wxChar *nnm; - register wxChar *home; + register CharType *nnm; for (s = nm; *s && *s != SEP; s++) { // Empty @@ -618,14 +614,17 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name) was_sep = (*s == SEP); nnm = *s ? s + 1 : s; *s = 0; - // FIXME: wxGetUserHome could return temporary storage in Unicode mode - if ((home = WXSTRINGCAST wxGetUserHome(wxString(nm + 1))) == NULL) { - if (was_sep) /* replace only if it was there: */ - *s = SEP; + homepath = wxGetUserHome(wxString(nm + 1)); + if (homepath.empty()) + { + if (was_sep) /* replace only if it was there: */ + *s = SEP; s = NULL; - } else { + } + else + { nm = nnm; - s = home; + s = (CharType*)(const CharType*)homepath.c_str(); } } } @@ -649,6 +648,17 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name) return wxRealPath(buf); } +char *wxExpandPath(char *buf, const wxString& name) +{ + return wxDoExpandPath(buf, name); +} + +wchar_t *wxExpandPath(wchar_t *buf, const wxString& name) +{ + return wxDoExpandPath(buf, name); +} + + /* Contract Paths to be build upon an environment variable component: @@ -657,42 +667,42 @@ wxChar *wxExpandPath(wxChar *buf, const wxChar *name) The call wxExpandPath can convert these back! */ wxChar * -wxContractPath (const wxString& filename, const wxString& envname, const wxString& user) +wxContractPath (const wxString& filename, + const wxString& WXUNUSED_IN_WINCE(envname), + const wxString& user) { static wxChar dest[_MAXPATHLEN]; if (filename.empty()) - return (wxChar *) NULL; + return NULL; - wxStrcpy (dest, WXSTRINGCAST filename); -#ifdef __WXMSW__ + wxStrcpy (dest, filename); +#ifdef __WINDOWS__ wxUnix2DosFilename(dest); #endif // Handle environment - const wxChar *val; + wxString val; #ifndef __WXWINCE__ wxChar *tcp; - if (envname != WXSTRINGCAST NULL && (val = wxGetenv (WXSTRINGCAST envname)) != NULL && + if (!envname.empty() && !(val = wxGetenv (envname)).empty() && (tcp = wxStrstr (dest, val)) != NULL) { - wxStrcpy (wxFileFunctionsBuffer, tcp + wxStrlen (val)); + wxStrcpy (wxFileFunctionsBuffer, tcp + val.length()); *tcp++ = wxT('$'); *tcp++ = wxT('{'); - wxStrcpy (tcp, WXSTRINGCAST envname); + wxStrcpy (tcp, envname); wxStrcat (tcp, wxT("}")); wxStrcat (tcp, wxFileFunctionsBuffer); } -#else - wxUnusedVar(envname); #endif // Handle User's home (ignore root homes!) val = wxGetUserHome (user); - if (!val) + if (val.empty()) return dest; - const size_t len = wxStrlen(val); + const size_t len = val.length(); if (len <= 2) return dest; @@ -700,7 +710,7 @@ wxContractPath (const wxString& filename, const wxString& envname, const wxStrin { wxStrcpy(wxFileFunctionsBuffer, wxT("~")); if (!user.empty()) - wxStrcat(wxFileFunctionsBuffer, (const wxChar*) user); + wxStrcat(wxFileFunctionsBuffer, user); wxStrcat(wxFileFunctionsBuffer, dest + len); wxStrcpy (dest, wxFileFunctionsBuffer); } @@ -708,6 +718,8 @@ wxContractPath (const wxString& filename, const wxString& envname, const wxStrin return dest; } +#endif // #if WXWIN_COMPATIBILITY_2_8 + // Return just the filename, not the path (basename) wxChar *wxFileNameFromPath (wxChar *path) { @@ -719,16 +731,7 @@ wxChar *wxFileNameFromPath (wxChar *path) wxString wxFileNameFromPath (const wxString& path) { - wxString name, ext; - wxFileName::SplitPath(path, NULL, &name, &ext); - - wxString fullname = name; - if ( !ext.empty() ) - { - fullname << wxFILE_SEP_EXT << ext; - } - - return fullname; + return wxFileName(path).GetFullName(); } // Return just the directory, or NULL if no directory @@ -748,22 +751,12 @@ wxPathOnly (wxChar *path) // Search backward for a backward or forward slash while (i > -1) { -#if defined(__WXMAC__) && !defined(__DARWIN__) - // Classic or Carbon CodeWarrior like - // Carbon with Apple DevTools is Unix like - if (path[i] == wxT(':') ) - { - buf[i] = 0; - return buf; - } -#else // Unix like or Windows if (path[i] == wxT('/') || path[i] == wxT('\\')) { buf[i] = 0; return buf; } -#endif #ifdef __VMS__ if (path[i] == wxT(']')) { @@ -774,7 +767,7 @@ wxPathOnly (wxChar *path) i --; } -#if defined(__WXMSW__) || defined(__OS2__) +#if defined(__WINDOWS__) || defined(__OS2__) // Try Drive specifier if (wxIsalpha (buf[0]) && buf[1] == wxT(':')) { @@ -785,7 +778,7 @@ wxPathOnly (wxChar *path) } #endif } - return (wxChar *) NULL; + return NULL; } // Return just the directory, or NULL if no directory @@ -796,23 +789,14 @@ wxString wxPathOnly (const wxString& path) wxChar buf[_MAXPATHLEN]; // Local copy - wxStrcpy (buf, WXSTRINGCAST path); + wxStrcpy(buf, path); - int l = path.Length(); + int l = path.length(); int i = l - 1; // Search backward for a backward or forward slash while (i > -1) { -#if defined(__WXMAC__) && !defined(__DARWIN__) - // Classic or Carbon CodeWarrior like - // Carbon with Apple DevTools is Unix like - if (path[i] == wxT(':') ) - { - buf[i] = 0; - return wxString(buf); - } -#else // Unix like or Windows if (path[i] == wxT('/') || path[i] == wxT('\\')) { @@ -822,7 +806,6 @@ wxString wxPathOnly (const wxString& path) buf[i] = 0; return wxString(buf); } -#endif #ifdef __VMS__ if (path[i] == wxT(']')) { @@ -833,7 +816,7 @@ wxString wxPathOnly (const wxString& path) i --; } -#if defined(__WXMSW__) || defined(__OS2__) +#if defined(__WINDOWS__) || defined(__OS2__) // Try Drive specifier if (wxIsalpha (buf[0]) && buf[1] == wxT(':')) { @@ -851,18 +834,17 @@ wxString wxPathOnly (const wxString& path) // and back again - or we get nasty problems with delimiters. // Also, convert to lower case, since case is significant in UNIX. -#if defined(__WXMAC__) +#if defined(__WXMAC__) && !defined(__WXOSX_IPHONE__) -#if TARGET_API_MAC_OSX #define kDefaultPathStyle kCFURLPOSIXPathStyle -#else -#define kDefaultPathStyle kCFURLHFSPathStyle -#endif wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathComponent ) { CFURLRef fullURLRef; fullURLRef = CFURLCreateFromFSRef(NULL, fsRef); + if ( fullURLRef == NULL) + return wxEmptyString; + if ( additionalPathComponent ) { CFURLRef parentURLRef = fullURLRef ; @@ -870,15 +852,19 @@ wxString wxMacFSRefToPath( const FSRef *fsRef , CFStringRef additionalPathCompon additionalPathComponent,false); CFRelease( parentURLRef ) ; } - CFStringRef cfString = CFURLCopyFileSystemPath(fullURLRef, kDefaultPathStyle); + wxCFStringRef cfString( CFURLCopyFileSystemPath(fullURLRef, kDefaultPathStyle )); CFRelease( fullURLRef ) ; - return wxMacCFStringHolder(cfString).AsString(wxLocale::GetSystemEncoding()); + + return wxCFStringRef::AsStringWithNormalizationFormC(cfString); } OSStatus wxMacPathToFSRef( const wxString&path , FSRef *fsRef ) { OSStatus err = noErr ; - CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, wxMacCFStringHolder(path ,wxLocale::GetSystemEncoding() ) , kDefaultPathStyle, false); + CFMutableStringRef cfMutableString = CFStringCreateMutableCopy(NULL, 0, wxCFStringRef(path)); + CFStringNormalize(cfMutableString,kCFStringNormalizationFormD); + CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, cfMutableString , kDefaultPathStyle, false); + CFRelease( cfMutableString ); if ( NULL != url ) { if ( CFURLGetFSRef(url, fsRef) == false ) @@ -894,12 +880,14 @@ OSStatus wxMacPathToFSRef( const wxString&path , FSRef *fsRef ) wxString wxMacHFSUniStrToString( ConstHFSUniStr255Param uniname ) { - CFStringRef cfname = CFStringCreateWithCharacters( kCFAllocatorDefault, + wxCFStringRef cfname( CFStringCreateWithCharacters( kCFAllocatorDefault, uniname->unicode, - uniname->length ); - return wxMacCFStringHolder(cfname).AsString() ; + uniname->length ) ); + return wxCFStringRef::AsStringWithNormalizationFormC(cfname); } +#ifndef __LP64__ + wxString wxMacFSSpec2MacFilename( const FSSpec *spec ) { FSRef fsRef ; @@ -912,39 +900,48 @@ wxString wxMacFSSpec2MacFilename( const FSSpec *spec ) void wxMacFilename2FSSpec( const wxString& path , FSSpec *spec ) { - OSStatus err = noErr ; - FSRef fsRef ; - wxMacPathToFSRef( path , &fsRef ) ; - err = FSRefMakeFSSpec( &fsRef , spec ) ; + OSStatus err = noErr; + FSRef fsRef; + wxMacPathToFSRef( path , &fsRef ); + err = FSGetCatalogInfo(&fsRef, kFSCatInfoNone, NULL, NULL, spec, NULL); + verify_noerr( err ); } +#endif #endif // __WXMAC__ -void -wxDos2UnixFilename (wxChar *s) + +#if WXWIN_COMPATIBILITY_2_8 + +template +static void wxDoDos2UnixFilename(T *s) { if (s) while (*s) { - if (*s == _T('\\')) - *s = _T('/'); -#ifdef __WXMSW__ + if (*s == wxT('\\')) + *s = wxT('/'); +#ifdef __WINDOWS__ else - *s = (wxChar)wxTolower (*s); // Case INDEPENDENT + *s = wxTolower(*s); // Case INDEPENDENT #endif s++; } } -void -#if defined(__WXMSW__) || defined(__OS2__) -wxUnix2DosFilename (wxChar *s) +void wxDos2UnixFilename(char *s) { wxDoDos2UnixFilename(s); } +void wxDos2UnixFilename(wchar_t *s) { wxDoDos2UnixFilename(s); } + +template +static void +#if defined(__WINDOWS__) || defined(__OS2__) +wxDoUnix2DosFilename(T *s) #else -wxUnix2DosFilename (wxChar *WXUNUSED(s) ) +wxDoUnix2DosFilename(T *WXUNUSED(s) ) #endif { // Yes, I really mean this to happen under DOS only! JACS -#if defined(__WXMSW__) || defined(__OS2__) +#if defined(__WINDOWS__) || defined(__OS2__) if (s) while (*s) { @@ -955,45 +952,93 @@ wxUnix2DosFilename (wxChar *WXUNUSED(s) ) #endif } +void wxUnix2DosFilename(char *s) { wxDoUnix2DosFilename(s); } +void wxUnix2DosFilename(wchar_t *s) { wxDoUnix2DosFilename(s); } + +#endif // #if WXWIN_COMPATIBILITY_2_8 + // Concatenate two files to form third bool wxConcatFiles (const wxString& file1, const wxString& file2, const wxString& file3) { - wxString outfile; - if ( !wxGetTempFileName( wxT("cat"), outfile) ) - return false; - - FILE *fp1 wxDUMMY_INITIALIZE(NULL); - FILE *fp2 = NULL; - FILE *fp3 = NULL; - // Open the inputs and outputs - if ((fp1 = wxFopen ( file1, wxT("rb"))) == NULL || - (fp2 = wxFopen ( file2, wxT("rb"))) == NULL || - (fp3 = wxFopen ( outfile, wxT("wb"))) == NULL) +#if wxUSE_FILE + + wxFile in1(file1), in2(file2); + wxTempFile out(file3); + + if ( !in1.IsOpened() || !in2.IsOpened() || !out.IsOpened() ) + return false; + + ssize_t ofs; + unsigned char buf[1024]; + + for( int i=0; i<2; i++) { - if (fp1) - fclose (fp1); - if (fp2) - fclose (fp2); - if (fp3) - fclose (fp3); - return false; + wxFile *in = i==0 ? &in1 : &in2; + do{ + if ( (ofs = in->Read(buf,WXSIZEOF(buf))) == wxInvalidOffset ) return false; + if ( ofs > 0 ) + if ( !out.Write(buf,ofs) ) + return false; + } while ( ofs == (ssize_t)WXSIZEOF(buf) ); } - int ch; - while ((ch = getc (fp1)) != EOF) - (void) putc (ch, fp3); - fclose (fp1); + return out.Commit(); + +#else - while ((ch = getc (fp2)) != EOF) - (void) putc (ch, fp3); - fclose (fp2); + wxUnusedVar(file1); + wxUnusedVar(file2); + wxUnusedVar(file3); + return false; - fclose (fp3); - bool result = wxRenameFile(outfile, file3); - return result; +#endif } +// helper of generic implementation of wxCopyFile() +#if !(defined(__WIN32__) || defined(__OS2__)) && wxUSE_FILE + +static bool +wxDoCopyFile(wxFile& fileIn, + const wxStructStat& fbuf, + const wxString& filenameDst, + bool overwrite) +{ + // reset the umask as we want to create the file with exactly the same + // permissions as the original one + wxCHANGE_UMASK(0); + + // create file2 with the same permissions than file1 and open it for + // writing + + wxFile fileOut; + if ( !fileOut.Create(filenameDst, overwrite, fbuf.st_mode & 0777) ) + return false; + + // copy contents of file1 to file2 + char buf[4096]; + for ( ;; ) + { + ssize_t count = fileIn.Read(buf, WXSIZEOF(buf)); + if ( count == wxInvalidOffset ) + return false; + + // end of file? + if ( !count ) + break; + + if ( fileOut.Write(buf, count) < (size_t)count ) + return false; + } + + // we can expect fileIn to be closed successfully, but we should ensure + // that fileOut was closed as some write errors (disk full) might not be + // detected before doing this + return fileIn.Close() && fileOut.Close(); +} + +#endif // generic implementation of wxCopyFile + // Copy files bool wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite) @@ -1003,7 +1048,7 @@ wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite) // instead of our code if available // // NB: 3rd parameter is bFailIfExists i.e. the inverse of overwrite - if ( !::CopyFile(file1, file2, !overwrite) ) + if ( !::CopyFile(file1.t_str(), file2.t_str(), !overwrite) ) { wxLogSysError(_("Failed to copy the file '%s' to '%s'"), file1.c_str(), file2.c_str()); @@ -1011,16 +1056,13 @@ wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite) return false; } #elif defined(__OS2__) - if ( ::DosCopy(file2, file2, overwrite ? DCPY_EXISTING : 0) != 0 ) + if ( ::DosCopy(file1.c_str(), file2.c_str(), overwrite ? DCPY_EXISTING : 0) != 0 ) return false; -#elif defined(__PALMOS__) - // TODO with http://www.palmos.com/dev/support/docs/protein_books/Memory_Databases_Files/ - return false; -#else // !Win32 +#elif wxUSE_FILE // !Win32 wxStructStat fbuf; // get permissions of file1 - if ( wxStat( file1.c_str(), &fbuf) != 0 ) + if ( wxStat( file1, &fbuf) != 0 ) { // the file probably doesn't exist or we haven't the rights to read // from it anyhow @@ -1043,70 +1085,101 @@ wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite) return false; } - // reset the umask as we want to create the file with exactly the same - // permissions as the original one - wxCHANGE_UMASK(0); + wxDoCopyFile(fileIn, fbuf, file2, overwrite); - // create file2 with the same permissions than file1 and open it for - // writing - - wxFile fileOut; - if ( !fileOut.Create(file2, overwrite, fbuf.st_mode & 0777) ) - return false; +#if defined(__WXMAC__) || defined(__WXCOCOA__) + // copy the resource fork of the file too if it's present + wxString pathRsrcOut; + wxFile fileRsrcIn; - // copy contents of file1 to file2 - char buf[4096]; - size_t count; - for ( ;; ) { - count = fileIn.Read(buf, WXSIZEOF(buf)); - if ( fileIn.Error() ) - return false; + // suppress error messages from this block as resource forks don't have + // to exist + wxLogNull noLog; + + // it's not enough to check for file existence: it always does on HFS + // but is empty for files without resources + if ( fileRsrcIn.Open(file1 + wxT("/..namedfork/rsrc")) && + fileRsrcIn.Length() > 0 ) + { + // we must be using HFS or another filesystem with resource fork + // support, suppose that destination file system also is HFS[-like] + pathRsrcOut = file2 + wxT("/..namedfork/rsrc"); + } + else // check if we have resource fork in separate file (non-HFS case) + { + wxFileName fnRsrc(file1); + fnRsrc.SetName(wxT("._") + fnRsrc.GetName()); - // end of file? - if ( !count ) - break; + fileRsrcIn.Close(); + if ( fileRsrcIn.Open( fnRsrc.GetFullPath() ) ) + { + fnRsrc = file2; + fnRsrc.SetName(wxT("._") + fnRsrc.GetName()); - if ( fileOut.Write(buf, count) < count ) - return false; + pathRsrcOut = fnRsrc.GetFullPath(); + } + } } - // we can expect fileIn to be closed successfully, but we should ensure - // that fileOut was closed as some write errors (disk full) might not be - // detected before doing this - if ( !fileIn.Close() || !fileOut.Close() ) - return false; + if ( !pathRsrcOut.empty() ) + { + if ( !wxDoCopyFile(fileRsrcIn, fbuf, pathRsrcOut, overwrite) ) + return false; + } +#endif // wxMac || wxCocoa #if !defined(__VISAGECPP__) && !defined(__WXMAC__) || defined(__UNIX__) // no chmod in VA. Should be some permission API for HPFS386 partitions // however - if ( chmod(OS_FILENAME(file2), fbuf.st_mode) != 0 ) + if ( chmod(file2.fn_str(), fbuf.st_mode) != 0 ) { wxLogSysError(_("Impossible to set permissions for the file '%s'"), file2.c_str()); return false; } #endif // OS/2 || Mac -#endif // __WXMSW__ && __WIN32__ + +#else // !Win32 && ! wxUSE_FILE + + // impossible to simulate with wxWidgets API + wxUnusedVar(file1); + wxUnusedVar(file2); + wxUnusedVar(overwrite); + return false; + +#endif // __WINDOWS__ && __WIN32__ return true; } bool -wxRenameFile (const wxString& file1, const wxString& file2) +wxRenameFile(const wxString& file1, const wxString& file2, bool overwrite) { -#if !defined(__WXWINCE__) && !defined(__WXPALMOS__) + if ( !overwrite && wxFileExists(file2) ) + { + wxLogSysError + ( + _("Failed to rename the file '%s' to '%s' because the destination file already exists."), + file1.c_str(), file2.c_str() + ); + + return false; + } + +#if !defined(__WXWINCE__) // Normal system call if ( wxRename (file1, file2) == 0 ) return true; #endif // Try to copy - if (wxCopyFile(file1, file2)) { + if (wxCopyFile(file1, file2, overwrite)) { wxRemoveFile(file1); return true; } // Give up + wxLogSysError(_("File '%s' couldn't be renamed '%s'"), file1, file2); return false; } @@ -1116,33 +1189,31 @@ bool wxRemoveFile(const wxString& file) || defined(__BORLANDC__) \ || defined(__WATCOMC__) \ || defined(__DMC__) \ - || defined(__GNUWIN32__) \ - || (defined(__MWERKS__) && defined(__MSL__)) + || defined(__GNUWIN32__) int res = wxRemove(file); #elif defined(__WXMAC__) - int res = unlink(wxFNCONV(file)); -#elif defined(__WXPALMOS__) - int res = 1; - // TODO with VFSFileDelete() + int res = unlink(file.fn_str()); #else - int res = unlink(OS_FILENAME(file)); + int res = unlink(file.fn_str()); #endif - + if ( res ) + { + wxLogSysError(_("File '%s' couldn't be removed"), file); + } return res == 0; } bool wxMkdir(const wxString& dir, int perm) { -#if defined(__WXPALMOS__) - return false; -#elif defined(__WXMAC__) && !defined(__UNIX__) - return (mkdir( wxFNCONV(dir) , 0 ) == 0); -#else // !Mac - const wxChar *dirname = dir.c_str(); +#if defined(__WXMAC__) && !defined(__UNIX__) + if ( mkdir(dir.fn_str(), 0) != 0 ) // assume mkdir() has 2 args on non Windows-OS/2 platforms and on Windows too // for the GNU compiler -#if (!(defined(__WXMSW__) || defined(__OS2__) || defined(__DOS__))) || (defined(__GNUWIN32__) && !defined(__MINGW32__)) || defined(__WINE__) || defined(__WXMICROWIN__) +#elif (!(defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__))) || \ + (defined(__GNUWIN32__) && !defined(__MINGW32__)) || \ + defined(__WINE__) || defined(__WXMICROWIN__) + const wxChar *dirname = dir.c_str(); #if defined(MSVCRT) wxUnusedVar(perm); if ( mkdir(wxFNCONV(dirname)) != 0 ) @@ -1150,8 +1221,10 @@ bool wxMkdir(const wxString& dir, int perm) if ( mkdir(wxFNCONV(dirname), perm) != 0 ) #endif #elif defined(__OS2__) - if (::DosCreateDir((PSZ)dirname, NULL) != 0) // enhance for EAB's?? + wxUnusedVar(perm); + if (::DosCreateDir(dir.c_str(), NULL) != 0) // enhance for EAB's?? #elif defined(__DOS__) + const wxChar *dirname = dir.c_str(); #if defined(__WATCOMC__) (void)perm; if ( wxMkDir(wxFNSTRINGCAST wxFNCONV(dirname)) != 0 ) @@ -1162,89 +1235,54 @@ bool wxMkdir(const wxString& dir, int perm) #endif #else // !MSW, !DOS and !OS/2 VAC++ wxUnusedVar(perm); -#ifdef __WXWINCE__ - if ( !CreateDirectory(dirname, NULL) ) -#else + #ifdef __WXWINCE__ + if ( CreateDirectory(dir.fn_str(), NULL) == 0 ) + #else if ( wxMkDir(dir.fn_str()) != 0 ) -#endif + #endif #endif // !MSW/MSW { - wxLogSysError(_("Directory '%s' couldn't be created"), dirname); - + wxLogSysError(_("Directory '%s' couldn't be created"), dir); return false; } return true; -#endif // Mac/!Mac } bool wxRmdir(const wxString& dir, int WXUNUSED(flags)) { #if defined(__VMS__) return false; //to be changed since rmdir exists in VMS7.x -#elif defined(__OS2__) - return (::DosDeleteDir((PSZ)dir.c_str()) == 0); -#elif defined(__WXWINCE__) - return (CreateDirectory(dir, NULL) != 0); -#elif defined(__WXPALMOS__) - // TODO with VFSFileRename() - return false; #else - return (wxRmDir(OS_FILENAME(dir)) == 0); -#endif -} - -// does the path exists? (may have or not '/' or '\\' at the end) -bool wxPathExists(const wxChar *pszPathName) -{ - wxString strPath(pszPathName); - -#if defined(__WINDOWS__) || defined(__OS2__) - // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists, - // so remove all trailing backslashes from the path - but don't do this for - // the pathes "d:\" (which are different from "d:") nor for just "\" - while ( wxEndsWithPathSeparator(strPath) ) + #if defined(__OS2__) + if ( ::DosDeleteDir(dir.c_str()) != 0 ) + #elif defined(__WXWINCE__) + if ( RemoveDirectory(dir.fn_str()) == 0 ) + #else + if ( wxRmDir(dir.fn_str()) != 0 ) + #endif { - size_t len = strPath.length(); - if ( len == 1 || (len == 3 && strPath[len - 2] == _T(':')) ) - break; - - strPath.Truncate(len - 1); + wxLogSysError(_("Directory '%s' couldn't be deleted"), dir); + return false; } -#endif // __WINDOWS__ - -#ifdef __OS2__ - // OS/2 can't handle "d:", it wants either "d:\" or "d:." - if (strPath.length() == 2 && strPath[1u] == _T(':')) - strPath << _T('.'); -#endif - -#if defined(__WXPALMOS__) - return false; -#elif defined(__WIN32__) && !defined(__WXMICROWIN__) - // stat() can't cope with network paths - DWORD ret = ::GetFileAttributes(strPath); - - return (ret != (DWORD)-1) && (ret & FILE_ATTRIBUTE_DIRECTORY); -#else // !__WIN32__ - wxStructStat st; -#ifndef __VISAGECPP__ - return wxStat(strPath.c_str(), &st) == 0 && ((st.st_mode & S_IFMT) == S_IFDIR); -#else - // S_IFMT not supported in VA compilers.. st_mode is a 2byte value only - return wxStat(pszPathName, &st) == 0 && (st.st_mode == S_IFDIR); + return true; #endif +} -#endif // __WIN32__/!__WIN32__ +// does the path exists? (may have or not '/' or '\\' at the end) +bool wxDirExists(const wxString& pathName) +{ + return wxFileName::DirExists(pathName); } +#if WXWIN_COMPATIBILITY_2_8 + // Get a temporary filename, opening and closing the file. wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf) { -#if wxUSE_FILE - wxString filename = wxFileName::CreateTempFileName(prefix); - if ( filename.empty() ) + wxString filename; + if ( !wxGetTempFileName(prefix, filename) ) return NULL; if ( buf ) @@ -1253,39 +1291,43 @@ wxChar *wxGetTempFileName(const wxString& prefix, wxChar *buf) buf = MYcopystring(filename); return buf; -#else - // wxFileName::CreateTempFileName needs wxFile class enabled - return NULL; -#endif } bool wxGetTempFileName(const wxString& prefix, wxString& buf) { - buf = wxGetTempFileName(prefix); +#if wxUSE_FILE + buf = wxFileName::CreateTempFileName(prefix); return !buf.empty(); +#else // !wxUSE_FILE + wxUnusedVar(prefix); + wxUnusedVar(buf); + + return false; +#endif // wxUSE_FILE/!wxUSE_FILE } +#endif // #if WXWIN_COMPATIBILITY_2_8 + // Get first file name matching given wild card. static wxDir *gs_dir = NULL; static wxString gs_dirPath; -wxString wxFindFirstFile(const wxChar *spec, int flags) +wxString wxFindFirstFile(const wxString& spec, int flags) { - wxSplitPath(spec, &gs_dirPath, NULL, NULL); + wxFileName::SplitPath(spec, &gs_dirPath, NULL, NULL); if ( gs_dirPath.empty() ) gs_dirPath = wxT("."); if ( !wxEndsWithPathSeparator(gs_dirPath ) ) gs_dirPath << wxFILE_SEP_PATH; - if (gs_dir) - delete gs_dir; + delete gs_dir; // can be NULL, this is ok gs_dir = new wxDir(gs_dirPath); if ( !gs_dir->IsOpened() ) { - wxLogSysError(_("Can not enumerate files '%s'"), spec); + wxLogSysError(_("Cannot enumerate files '%s'"), spec); return wxEmptyString; } @@ -1298,7 +1340,7 @@ wxString wxFindFirstFile(const wxChar *spec, int flags) } wxString result; - gs_dir->GetFirst(&result, wxFileNameFromPath(wxString(spec)), dirFlags); + gs_dir->GetFirst(&result, wxFileNameFromPath(spec), dirFlags); if ( result.empty() ) { wxDELETE(gs_dir); @@ -1310,7 +1352,7 @@ wxString wxFindFirstFile(const wxChar *spec, int flags) wxString wxFindNextFile() { - wxASSERT_MSG( gs_dir, wxT("You must call wxFindFirstFile before!") ); + wxCHECK_MSG( gs_dir, "", "You must call wxFindFirstFile before!" ); wxString result; gs_dir->GetNext(&result); @@ -1326,18 +1368,18 @@ wxString wxFindNextFile() // Get current working directory. -// If buf is NULL, allocates space using new, else -// copies into buf. -wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) +// If buf is NULL, allocates space using new, else copies into buf. +// wxGetWorkingDirectory() is obsolete, use wxGetCwd() +// wxDoGetCwd() is their common core to be moved +// to wxGetCwd() once wxGetWorkingDirectory() will be removed. +// Do not expose wxDoGetCwd in headers! + +wxChar *wxDoGetCwd(wxChar *buf, int sz) { -#if defined(__WXPALMOS__) - // TODO ? - return NULL; -#elif defined(__WXWINCE__) +#if defined(__WXWINCE__) // TODO - wxUnusedVar(buf); - wxUnusedVar(sz); - return NULL; + if(buf && sz>0) buf[0] = wxT('\0'); + return buf; #else if ( !buf ) { @@ -1354,16 +1396,12 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) bool needsANSI = true; #if !defined(HAVE_WGETCWD) || wxUSE_UNICODE_MSLU - // This is not legal code as the compiler - // is allowed destroy the wxCharBuffer. - // wxCharBuffer c_buffer(sz); - // char *cbuf = (char*)(const char*)c_buffer; char cbuf[_MAXPATHLEN]; #endif #ifdef HAVE_WGETCWD #if wxUSE_UNICODE_MSLU - if ( wxGetOsVersion() != wxWIN95 ) + if ( wxGetOsVersion() != wxOS_WINDOWS_9X ) #else char *cbuf = NULL; // never really used because needsANSI will always be false #endif @@ -1378,16 +1416,6 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) { #if defined(_MSC_VER) || defined(__MINGW32__) ok = _getcwd(cbuf, sz) != NULL; - #elif defined(__WXMAC__) && !defined(__DARWIN__) - char lbuf[1024] ; - if ( getcwd( lbuf , sizeof( lbuf ) ) ) - { - wxString res( lbuf , *wxConvCurrent ) ; - wxStrcpy( buf , res ) ; - ok = true; - } - else - ok = false ; #elif defined(__OS2__) APIRET rc; ULONG ulDriveNum = 0; @@ -1398,10 +1426,10 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) { sz -= 3; rc = ::DosQueryCurrentDir( 0 // current drive - ,cbuf + 3 + ,(PBYTE)cbuf + 3 ,(PULONG)&sz ); - cbuf[0] = 'A' + (ulDriveNum - 1); + cbuf[0] = char('A' + (ulDriveNum - 1)); cbuf[1] = ':'; cbuf[2] = '\\'; ok = rc == 0; @@ -1410,7 +1438,7 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) ok = getcwd(cbuf, sz) != NULL; #endif // platform - #if wxUSE_UNICODE && !(defined(__WXMAC__) && !defined(__DARWIN__)) + #if wxUSE_UNICODE // finally convert the result to Unicode if needed wxConvFile.MB2WC(buf, cbuf, sz); #endif // wxUSE_UNICODE @@ -1424,7 +1452,7 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) // sense at all to me - empty string is a better error indicator // (NULL might be even better but I'm afraid this could lead to // problems with the old code assuming the return is never NULL) - buf[0] = _T('\0'); + buf[0] = wxT('\0'); } else // ok, but we might need to massage the path into the right format { @@ -1443,7 +1471,21 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) #if defined( __CYGWIN__ ) && defined( __WINDOWS__ ) // another example of DOS/Unix mix (Cygwin) wxString pathUnix = buf; +#if wxUSE_UNICODE + #if CYGWIN_VERSION_DLL_MAJOR >= 1007 + cygwin_conv_path(CCP_POSIX_TO_WIN_W, pathUnix.mb_str(wxConvFile), buf, sz); + #else + char bufA[_MAXPATHLEN]; + cygwin_conv_to_full_win32_path(pathUnix.mb_str(wxConvFile), bufA); + wxConvFile.MB2WC(buf, bufA, sz); + #endif +#else + #if CYGWIN_VERSION_DLL_MAJOR >= 1007 + cygwin_conv_path(CCP_POSIX_TO_WIN_A, pathUnix, buf, sz); + #else cygwin_conv_to_full_win32_path(pathUnix, buf); + #endif +#endif // wxUSE_UNICODE #endif // __CYGWIN__ } @@ -1457,31 +1499,43 @@ wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) // __WXWINCE__ } -wxString wxGetCwd() +#if WXWIN_COMPATIBILITY_2_6 +wxChar *wxGetWorkingDirectory(wxChar *buf, int sz) { - wxChar *buffer = new wxChar[_MAXPATHLEN]; - wxGetWorkingDirectory(buffer, _MAXPATHLEN); - wxString str( buffer ); - delete [] buffer; + return wxDoGetCwd(buf,sz); +} +#endif // WXWIN_COMPATIBILITY_2_6 +wxString wxGetCwd() +{ + wxString str; + wxDoGetCwd(wxStringBuffer(str, _MAXPATHLEN), _MAXPATHLEN); return str; } bool wxSetWorkingDirectory(const wxString& d) { + bool success = false; #if defined(__OS2__) - return (::DosSetCurrentDir((PSZ)d.c_str()) == 0); + if (d[1] == ':') + { + ::DosSetDefaultDisk(wxToupper(d[0]) - wxT('A') + 1); + // do not call DosSetCurrentDir when just changing drive, + // since it requires e.g. "d:." instead of "d:"! + if (d.length() == 2) + return true; + } + success = (::DosSetCurrentDir(d.c_str()) == 0); #elif defined(__UNIX__) || defined(__WXMAC__) || defined(__DOS__) - return (chdir(wxFNSTRINGCAST d.fn_str()) == 0); + success = (chdir(wxFNSTRINGCAST d.fn_str()) == 0); #elif defined(__WINDOWS__) #ifdef __WIN32__ #ifdef __WXWINCE__ // No equivalent in WinCE wxUnusedVar(d); - return false; #else - return (bool)(SetCurrentDirectory(d) != 0); + success = (SetCurrentDirectory(d.t_str()) != 0); #endif #else // Must change drive, too. @@ -1502,12 +1556,15 @@ bool wxSetWorkingDirectory(const wxString& d) _dos_setdrive(driveNo, &noDrives); } } - bool success = (chdir(WXSTRINGCAST d) == 0); - - return success; + success = (chdir(WXSTRINGCAST d) == 0); #endif #endif + if ( !success ) + { + wxLogSysError(_("Could not set current working directory")); + } + return success; } // Get the OS directory if appropriate (such as the Windows directory). @@ -1517,126 +1574,89 @@ wxString wxGetOSDirectory() #ifdef __WXWINCE__ return wxString(wxT("\\Windows")); #elif defined(__WINDOWS__) && !defined(__WXMICROWIN__) - wxChar buf[256]; - GetWindowsDirectory(buf, 256); + wxChar buf[MAX_PATH]; + if ( !GetWindowsDirectory(buf, MAX_PATH) ) + { + wxLogLastError(wxS("GetWindowsDirectory")); + } + return wxString(buf); -#elif defined(__WXMAC__) - return wxMacFindFolder(kOnSystemDisk, 'macs', false); +#elif defined(__WXMAC__) && wxOSX_USE_CARBON + return wxMacFindFolderNoSeparator(kOnSystemDisk, 'macs', false); #else return wxEmptyString; #endif } -bool wxEndsWithPathSeparator(const wxChar *pszFileName) +bool wxEndsWithPathSeparator(const wxString& filename) { - size_t len = wxStrlen(pszFileName); - - return len && wxIsPathSeparator(pszFileName[len - 1]); + return !filename.empty() && wxIsPathSeparator(filename.Last()); } // find a file in a list of directories, returns false if not found -bool wxFindFileInPath(wxString *pStr, const wxChar *pszPath, const wxChar *pszFile) +bool wxFindFileInPath(wxString *pStr, const wxString& szPath, const wxString& szFile) { // we assume that it's not empty - wxCHECK_MSG( !wxIsEmpty(pszFile), false, - _T("empty file name in wxFindFileInPath")); + wxCHECK_MSG( !szFile.empty(), false, + wxT("empty file name in wxFindFileInPath")); // skip path separator in the beginning of the file name if present - if ( wxIsPathSeparator(*pszFile) ) - pszFile++; - - // copy the path (strtok will modify it) - wxChar *szPath = new wxChar[wxStrlen(pszPath) + 1]; - wxStrcpy(szPath, pszPath); - - wxString strFile; - wxChar *pc, *save_ptr; - for ( pc = wxStrtok(szPath, wxPATH_SEP, &save_ptr); - pc != NULL; - pc = wxStrtok((wxChar *) NULL, wxPATH_SEP, &save_ptr) ) + wxString szFile2; + if ( wxIsPathSeparator(szFile[0u]) ) + szFile2 = szFile.Mid(1); + else + szFile2 = szFile; + + wxStringTokenizer tkn(szPath, wxPATH_SEP); + + while ( tkn.HasMoreTokens() ) { - // search for the file in this directory - strFile = pc; - if ( !wxEndsWithPathSeparator(pc) ) + wxString strFile = tkn.GetNextToken(); + if ( !wxEndsWithPathSeparator(strFile) ) strFile += wxFILE_SEP_PATH; - strFile += pszFile; + strFile += szFile2; - if ( wxFileExists(strFile) ) { + if ( wxFileExists(strFile) ) + { *pStr = strFile; - break; + return true; } } - // suppress warning about unused variable save_ptr when wxStrtok() is a - // macro which throws away its third argument - save_ptr = pc; - - delete [] szPath; - - return pc != NULL; // if true => we breaked from the loop + return false; } -void WXDLLEXPORT wxSplitPath(const wxChar *pszFileName, +#if WXWIN_COMPATIBILITY_2_8 +void WXDLLIMPEXP_BASE wxSplitPath(const wxString& fileName, wxString *pstrPath, wxString *pstrName, wxString *pstrExt) { - // it can be empty, but it shouldn't be NULL - wxCHECK_RET( pszFileName, wxT("NULL file name in wxSplitPath") ); - - wxFileName::SplitPath(pszFileName, pstrPath, pstrName, pstrExt); + wxFileName::SplitPath(fileName, pstrPath, pstrName, pstrExt); } +#endif // #if WXWIN_COMPATIBILITY_2_8 -time_t WXDLLEXPORT wxFileModificationTime(const wxString& filename) -{ -#if defined(__WXPALMOS__) - return 0; -#elif defined(__WXWINCE__) - FILETIME creationTime, lastAccessTime, lastWriteTime; - HANDLE fileHandle = ::CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL, - 0, FILE_ATTRIBUTE_NORMAL, 0); - if (fileHandle == INVALID_HANDLE_VALUE) - return 0; - else - { - if (GetFileTime(fileHandle, & creationTime, & lastAccessTime, & lastWriteTime)) - { - CloseHandle(fileHandle); - - wxDateTime dateTime; - FILETIME ftLocal; - if ( !::FileTimeToLocalFileTime(&lastWriteTime, &ftLocal) ) - { - wxLogLastError(_T("FileTimeToLocalFileTime")); - } - - SYSTEMTIME st; - if ( !::FileTimeToSystemTime(&ftLocal, &st) ) - { - wxLogLastError(_T("FileTimeToSystemTime")); - } +#if wxUSE_DATETIME - dateTime.Set(st.wDay, wxDateTime::Month(st.wMonth - 1), st.wYear, - st.wHour, st.wMinute, st.wSecond, st.wMilliseconds); - return dateTime.GetTicks(); - } - else - return 0; - } -#else - wxStructStat buf; - wxStat( filename, &buf); +time_t WXDLLIMPEXP_BASE wxFileModificationTime(const wxString& filename) +{ + wxDateTime mtime; + if ( !wxFileName(filename).GetTimes(NULL, &mtime, NULL) ) + return (time_t)-1; - return buf.st_mtime; -#endif + return mtime.GetTicks(); } +#endif // wxUSE_DATETIME + // Parses the filterStr, returning the number of filters. // Returns 0 if none or if there's a problem. // filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpeg" -int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr, wxArrayString& descriptions, wxArrayString& filters) +int WXDLLIMPEXP_BASE wxParseCommonDialogsFilter(const wxString& filterStr, + wxArrayString& descriptions, + wxArrayString& filters) { descriptions.Clear(); filters.Clear(); @@ -1659,7 +1679,7 @@ int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr, wxArrayStr } else { - wxFAIL_MSG( _T("missing '|' in the wildcard string!") ); + wxFAIL_MSG( wxT("missing '|' in the wildcard string!") ); } break; @@ -1710,13 +1730,13 @@ int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr, wxArrayStr { wxString before = descriptions[k].Left(pos); wxString after = descriptions[k].Mid(pos+filters[k].Len()); - pos = before.Find(_T('('),true); - if (pos>before.Find(_T(')'),true)) + pos = before.Find(wxT('('),true); + if (pos>before.Find(wxT(')'),true)) { before = before.Left(pos+1); before << filters[k]; - pos = after.Find(_T(')')); - int pos1 = after.Find(_T('(')); + pos = after.Find(wxT(')')); + int pos1 = after.Find(wxT('(')); if (pos != wxNOT_FOUND && (pos -* -* The match procedure is public domain code (from ircII's reg.c) -*/ + if ( wxGetOsVersion() == wxOS_WINDOWS_9X ) + { + // FAT directories always allow all access, even if they have the + // readonly flag set, and FAT files can only be read-only + return (dwAttr & FILE_ATTRIBUTE_DIRECTORY) || + (access != GENERIC_WRITE || + !(dwAttr & FILE_ATTRIBUTE_READONLY)); + } -bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) -{ - if (text.empty()) - { - /* Match if both are empty. */ - return pat.empty(); - } + HANDLE h = ::CreateFile + ( + path.t_str(), + access, + FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, + NULL, + OPEN_EXISTING, + dwAttr & FILE_ATTRIBUTE_DIRECTORY + ? FILE_FLAG_BACKUP_SEMANTICS + : 0, + NULL + ); + if ( h != INVALID_HANDLE_VALUE ) + CloseHandle(h); + + return h != INVALID_HANDLE_VALUE; +} +#endif // __WINDOWS__ - const wxChar *m = pat.c_str(), - *n = text.c_str(), - *ma = NULL, - *na = NULL, - *mp = NULL, - *np = NULL; - int just = 0, - pcount = 0, - acount = 0, - count = 0; - - if (dot_special && (*n == wxT('.'))) - { - /* Never match so that hidden Unix files - * are never found. */ - return false; - } +bool wxIsWritable(const wxString &path) +{ +#if defined( __UNIX__ ) || defined(__OS2__) + // access() will take in count also symbolic links + return wxAccess(path.c_str(), W_OK) == 0; +#elif defined( __WINDOWS__ ) + return wxCheckWin32Permission(path, GENERIC_WRITE); +#else + wxUnusedVar(path); + // TODO + return false; +#endif +} - for (;;) - { - if (*m == wxT('*')) - { - ma = ++m; - na = n; - just = 1; - mp = NULL; - acount = count; - } - else if (*m == wxT('?')) - { - m++; - if (!*n++) - return false; - } - else - { - if (*m == wxT('\\')) - { - m++; - /* Quoting "nothing" is a bad thing */ - if (!*m) - return false; - } - if (!*m) - { - /* - * If we are out of both strings or we just - * saw a wildcard, then we can say we have a - * match - */ - if (!*n) - return true; - if (just) - return true; - just = 0; - goto not_matched; - } - /* - * We could check for *n == NULL at this point, but - * since it's more common to have a character there, - * check to see if they match first (m and n) and - * then if they don't match, THEN we can check for - * the NULL of n - */ - just = 0; - if (*m == *n) - { - m++; - if (*n == wxT(' ')) - mp = NULL; - count++; - n++; - } - else - { +bool wxIsReadable(const wxString &path) +{ +#if defined( __UNIX__ ) || defined(__OS2__) + // access() will take in count also symbolic links + return wxAccess(path.c_str(), R_OK) == 0; +#elif defined( __WINDOWS__ ) + return wxCheckWin32Permission(path, GENERIC_READ); +#else + wxUnusedVar(path); + // TODO + return false; +#endif +} - not_matched: - - /* - * If there are no more characters in the - * string, but we still need to find another - * character (*m != NULL), then it will be - * impossible to match it - */ - if (!*n) - return false; - if (mp) - { - m = mp; - if (*np == wxT(' ')) - { - mp = NULL; - goto check_percent; - } - n = ++np; - count = pcount; - } - else - check_percent: - - if (ma) - { - m = ma; - n = ++na; - count = acount; - } - else - return false; - } - } - } +bool wxIsExecutable(const wxString &path) +{ +#if defined( __UNIX__ ) || defined(__OS2__) + // access() will take in count also symbolic links + return wxAccess(path.c_str(), X_OK) == 0; +#elif defined( __WINDOWS__ ) + return wxCheckWin32Permission(path, GENERIC_EXECUTE); +#else + wxUnusedVar(path); + // TODO + return false; +#endif } // Return the type of an open file @@ -1900,7 +1853,7 @@ bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) // This is important for the archive streams, which benefit greatly from // being able to seek on a stream, but which will produce corrupt archives // if they unknowingly seek on a non-seekable stream. -// +// // wxFILE_KIND_DISK is a good catch all return value, since other values // disable features of the archive streams. Some other value must be returned // for a file type that appears seekable but isn't. @@ -1911,7 +1864,7 @@ bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) // wxFileKind wxGetFileKind(int fd) { -#if defined __WXMSW__ && !defined __WXWINCE__ && defined wxGetOSFHandle +#if defined __WINDOWS__ && !defined __WXWINCE__ && defined wxGetOSFHandle switch (::GetFileType(wxGetOSFHandle(fd)) & ~FILE_TYPE_REMOTE) { case FILE_TYPE_CHAR: @@ -1952,14 +1905,152 @@ wxFileKind wxGetFileKind(int fd) wxFileKind wxGetFileKind(FILE *fp) { -#ifndef wxFILEKIND_STUB - return wxGetFileKind(fileno(fp)); -#else + // Note: The watcom rtl dll doesn't have fileno (the static lib does). + // Should be fixed in version 1.4. +#if defined(wxFILEKIND_STUB) || wxONLY_WATCOM_EARLIER_THAN(1,4) (void)fp; return wxFILE_KIND_DISK; +#elif defined(__WINDOWS__) && !defined(__CYGWIN__) && !defined(__WATCOMC__) && !defined(__WINE__) + return fp ? wxGetFileKind(_fileno(fp)) : wxFILE_KIND_UNKNOWN; +#else + return fp ? wxGetFileKind(fileno(fp)) : wxFILE_KIND_UNKNOWN; #endif } + +//------------------------------------------------------------------------ +// wild character routines +//------------------------------------------------------------------------ + +bool wxIsWild( const wxString& pattern ) +{ + for ( wxString::const_iterator p = pattern.begin(); p != pattern.end(); ++p ) + { + switch ( (*p).GetValue() ) + { + case wxT('?'): + case wxT('*'): + case wxT('['): + case wxT('{'): + return true; + + case wxT('\\'): + if ( ++p == pattern.end() ) + return false; + } + } + return false; +} + +/* +* Written By Douglas A. Lewis +* +* The match procedure is public domain code (from ircII's reg.c) +* but modified to suit our tastes (RN: No "%" syntax I guess) +*/ + +bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special ) +{ + if (text.empty()) + { + /* Match if both are empty. */ + return pat.empty(); + } + + const wxChar *m = pat.c_str(), + *n = text.c_str(), + *ma = NULL, + *na = NULL; + int just = 0, + acount = 0, + count = 0; + + if (dot_special && (*n == wxT('.'))) + { + /* Never match so that hidden Unix files + * are never found. */ + return false; + } + + for (;;) + { + if (*m == wxT('*')) + { + ma = ++m; + na = n; + just = 1; + acount = count; + } + else if (*m == wxT('?')) + { + m++; + if (!*n++) + return false; + } + else + { + if (*m == wxT('\\')) + { + m++; + /* Quoting "nothing" is a bad thing */ + if (!*m) + return false; + } + if (!*m) + { + /* + * If we are out of both strings or we just + * saw a wildcard, then we can say we have a + * match + */ + if (!*n) + return true; + if (just) + return true; + just = 0; + goto not_matched; + } + /* + * We could check for *n == NULL at this point, but + * since it's more common to have a character there, + * check to see if they match first (m and n) and + * then if they don't match, THEN we can check for + * the NULL of n + */ + just = 0; + if (*m == *n) + { + m++; + count++; + n++; + } + else + { + + not_matched: + + /* + * If there are no more characters in the + * string, but we still need to find another + * character (*m != NULL), then it will be + * impossible to match it + */ + if (!*n) + return false; + + if (ma) + { + m = ma; + n = ++na; + count = acount; + } + else + return false; + } + } + } +} + #ifdef __VISUALC__ #pragma warning(default:4706) // assignment within conditional expression #endif // VC++