X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2415cf6725d5cfb11f52d29e5d28dfdaa197b366..b62afb791451322065bba6ab896ae4dd94b42990:/src/common/file.cpp

diff --git a/src/common/file.cpp b/src/common/file.cpp
index bc6be8c1c4..e553b2c833 100644
--- a/src/common/file.cpp
+++ b/src/common/file.cpp
@@ -204,17 +204,17 @@ bool wxFile::Create(const wxString& fileName, bool bOverwrite, int accessMode)
 {
     // if bOverwrite we create a new file or truncate the existing one,
     // otherwise we only create the new file and fail if it already exists
-    int fd = wxOpen( fileName,
+    int fildes = wxOpen( fileName,
                      O_BINARY | O_WRONLY | O_CREAT |
                      (bOverwrite ? O_TRUNC : O_EXCL),
                      accessMode );
-    if ( CheckForError(fd) )
+    if ( CheckForError(fildes) )
     {
         wxLogSysError(_("can't create file '%s'"), fileName);
         return false;
     }
 
-    Attach(fd);
+    Attach(fildes);
     return true;
 }
 
@@ -258,15 +258,15 @@ bool wxFile::Open(const wxString& fileName, OpenMode mode, int accessMode)
     accessMode &= wxS_IRUSR | wxS_IWUSR;
 #endif // __WINDOWS__
 
-    int fd = wxOpen( fileName, flags, accessMode);
+    int fildes = wxOpen( fileName, flags, accessMode);
 
-    if ( CheckForError(fd) )
+    if ( CheckForError(fildes) )
     {
         wxLogSysError(_("can't open file '%s'"), fileName);
         return false;
     }
 
-    Attach(fd);
+    Attach(fildes);
     return true;
 }
 
@@ -291,6 +291,38 @@ bool wxFile::Close()
 // read/write
 // ----------------------------------------------------------------------------
 
+bool wxFile::ReadAll(wxString *str, const wxMBConv& conv)
+{
+    wxCHECK_MSG( str, false, wxS("Output string must be non-NULL") );
+
+    ssize_t length = Length();
+    wxCHECK_MSG( (wxFileOffset)length == Length(), false, wxT("huge file not supported") );
+
+    wxCharBuffer buf(length);
+    char* p = buf.data();
+    for ( ;; )
+    {
+        static const ssize_t READSIZE = 4096;
+
+        ssize_t nread = Read(p, length > READSIZE ? READSIZE : length);
+        if ( nread == wxInvalidOffset )
+            return false;
+
+        p += nread;
+        if ( length <= nread )
+            break;
+
+        length -= nread;
+    }
+
+    *p = 0;
+
+    wxString strTmp(buf, conv);
+    str->swap(strTmp);
+
+    return true;
+}
+
 // read
 ssize_t wxFile::Read(void *pBuf, size_t nCount)
 {