corrected signed/unsigned comparison warning

[wxWidgets.git] / src / common / tarstrm.cpp

diff --git a/src/common/tarstrm.cpp b/src/common/tarstrm.cpp
index c7c61dba70f134f936ba907028696609a9dd8b3f..ea0c0d14a8af3b8e5d1cb6e64d3e6c2dfbf76be1 100644 (file)
--- a/src/common/tarstrm.cpp
+++ b/src/common/tarstrm.cpp
@@ -61,7 +61,7 @@ enum {
 };
 
 enum {
-    TAR_BLOCKSIZE = 512,
+    TAR_BLOCKSIZE = 512
 };
 
 // checksum type
@@ -108,10 +108,10 @@ wxTarClassFactory::GetProtocols(wxStreamProtocolType type) const
     static const wxChar *empty[]     = { NULL };
 
     switch (type) {
-        case wxSTREAM_PROTOCOL:         return protocols;
-        case wxSTREAM_MIMETYPE:         return mimetypes;
-        case wxSTREAM_FILEEXTENSION:    return fileexts;
-        default:                        return empty;
+        case wxSTREAM_PROTOCOL: return protocols;
+        case wxSTREAM_MIMETYPE: return mimetypes;
+        case wxSTREAM_FILEEXT:  return fileexts;
+        default:                return empty;
     }
 }
 
@@ -154,7 +154,7 @@ private:
     static void check();
 };
 
-wxDEFINE_SCOPED_PTR_TYPE(wxTarHeaderBlock);
+wxDEFINE_SCOPED_PTR_TYPE(wxTarHeaderBlock)
 
 // A table giving the field names and offsets in a tar header block
 const wxTarField wxTarHeaderBlock::fields[] =
@@ -181,10 +181,12 @@ const wxTarField wxTarHeaderBlock::fields[] =
 
 void wxTarHeaderBlock::check()
 {
+#if 0
     wxCOMPILE_TIME_ASSERT(
         WXSIZEOF(fields) == TAR_NUMFIELDS + 1,
         Wrong_number_of_elements_in_fields_table
     );
+#endif
 }
 
 bool wxTarHeaderBlock::IsAllZeros() const
@@ -245,7 +247,7 @@ bool wxTarHeaderBlock::Write(wxOutputStream& out)
     return ok;
 }
 
-bool wxTarHeaderBlock::WriteField(wxOutputStream& out, int id)
+inline bool wxTarHeaderBlock::WriteField(wxOutputStream& out, int id)
 {
     return out.Write(Get(id), Len(id)).LastWrite() == Len(id);
 }
@@ -268,7 +270,7 @@ bool wxTarHeaderBlock::SetOctal(int id, wxTarNumber n)
     char *p = field + Len(id);
     *--p = 0;
     while (p > field) {
-        *--p = '0' + (n & 7);
+        *--p = char('0' + (n & 7));
         n >>= 3;
     }
     return n == 0;
@@ -287,7 +289,10 @@ bool wxTarHeaderBlock::SetPath(const wxString& name, wxMBConv& conv)
         size_t len = name.length();
         wxCharBuffer approx(len);
         for (size_t i = 0; i < len; i++)
-            approx.data()[i] = name[i] & ~0x7F ? '_' : name[i];
+        {
+            wxChar c = name[i];
+            approx.data()[i] = c & ~0x7F ? '_' : c;
+        }
         nameBuf = approx;
     }
 
@@ -379,7 +384,7 @@ static inline wxFileOffset GetDataSize(const wxTarEntry& entry)
             return 0;
         default:
             return entry.GetSize();
-    };
+    }
 }
 
 
@@ -412,7 +417,8 @@ wxTarEntry::~wxTarEntry()
 }
 
 wxTarEntry::wxTarEntry(const wxTarEntry& e)
-  : m_Name(e.m_Name),
+  : wxArchiveEntry(),
+    m_Name(e.m_Name),
     m_Mode(e.m_Mode),
     m_IsModeSet(e.m_IsModeSet),
     m_UserId(e.m_UserId),
@@ -527,14 +533,14 @@ wxString wxTarEntry::GetInternalName(const wxString& name,
 
 bool wxTarEntry::IsDir() const
 {
-    return m_TypeFlag - wxTAR_DIRTYPE == 0;
+    return m_TypeFlag == wxTAR_DIRTYPE;
 }
 
 void wxTarEntry::SetIsDir(bool isDir)
 {
     if (isDir)
         m_TypeFlag = wxTAR_DIRTYPE;
-    else if (m_TypeFlag - wxTAR_DIRTYPE == 0)
+    else if (m_TypeFlag == wxTAR_DIRTYPE)
         m_TypeFlag = wxTAR_REGTYPE;
 }
 
@@ -1046,10 +1052,10 @@ bool wxTarOutputStream::PutNextEntry(wxTarEntry *entry)
             wxTAR_LNKTYPE, wxTAR_SYMTYPE, wxTAR_CHRTYPE, wxTAR_BLKTYPE,
             wxTAR_DIRTYPE, wxTAR_FIFOTYPE, 0
         };
-        char typeflag = e->GetTypeFlag();
+        int typeflag = e->GetTypeFlag();
 
         // pax does now allow data for wxTAR_LNKTYPE
-        if (!m_pax || typeflag - wxTAR_LNKTYPE != 0)
+        if (!m_pax || typeflag != wxTAR_LNKTYPE)
             if (strchr(nodata, typeflag) != NULL)
                 CloseEntry();
     }
@@ -1159,7 +1165,7 @@ bool wxTarOutputStream::WriteHeaders(wxTarEntry& entry)
 
     if (entry.GetSize() == wxInvalidOffset)
         entry.SetSize(0);
-    m_large = SetHeaderNumber(TAR_SIZE, entry.GetSize());
+    m_large = !SetHeaderNumber(TAR_SIZE, entry.GetSize());
 
     SetHeaderDate(_T("mtime"), entry.GetDateTime());
     if (entry.GetAccessTime().IsValid())
@@ -1167,7 +1173,7 @@ bool wxTarOutputStream::WriteHeaders(wxTarEntry& entry)
     if (entry.GetCreateTime().IsValid())
         SetHeaderDate(_T("ctime"), entry.GetCreateTime());
 
-    *m_hdr->Get(TAR_TYPEFLAG) = entry.GetTypeFlag();
+    *m_hdr->Get(TAR_TYPEFLAG) = char(entry.GetTypeFlag());
 
     strcpy(m_hdr->Get(TAR_MAGIC), USTAR_MAGIC);
     strcpy(m_hdr->Get(TAR_VERSION), USTAR_VERSION); 
@@ -1262,7 +1268,7 @@ wxString wxTarOutputStream::PaxHeaderPath(const wxString& format,
         if (end == wxString::npos || end + 1 >= format.length())
             break;
         ret << format.substr(begin, end - begin);
-        switch (format[end + 1]) {
+        switch ( format[end + 1].GetValue() ) {
             case 'd': ret << d; break;
             case 'f': ret << f; break;
             case 'p': ret << wxGetProcessId(); break;
@@ -1337,7 +1343,8 @@ void wxTarOutputStream::SetHeaderDate(const wxString& key,
     wxLongLong ll = datetime.IsValid() ? datetime.GetValue() : wxLongLong(0);
     wxLongLong secs = ll / 1000L;
 
-    if (key != _T("mtime") || !m_hdr->SetOctal(TAR_MTIME, secs.GetValue())
+    if (key != _T("mtime")
+        || !m_hdr->SetOctal(TAR_MTIME, wxTarNumber(secs.GetValue()))
         || secs <= 0 || secs >= 0x7fffffff)
     {
         wxString str;