Add some version checks to help compiling on OSX.

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

diff --git a/src/common/hashmap.cpp b/src/common/hashmap.cpp
index 04cbd63111d81ad523d6d9b97532cfd64d141493..66f14e5815320eb9237e82135b4fb140fff23433 100644 (file)
--- a/src/common/hashmap.cpp
+++ b/src/common/hashmap.cpp
@@ -1,34 +1,29 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        hashmap.cpp
+// Name:        src/common/hashmap.cpp

 // Purpose:     wxHashMap implementation
 // Author:      Mattia Barbon
 // Purpose:     wxHashMap implementation
 // Author:      Mattia Barbon

-// Modified by: 
+// Modified by:

 // Created:     29/01/2002
 // RCS-ID:      $Id$
 // Copyright:   (c) Mattia Barbon
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Created:     29/01/2002
 // RCS-ID:      $Id$
 // Copyright:   (c) Mattia Barbon
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "hashmap.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #include "wx/hashmap.h"
 
 #endif
 
 #include "wx/hashmap.h"
 

-#include <assert.h>
-

 /* FYI: This is the "One-at-a-Time" algorithm by Bob Jenkins */
 /* from requirements by Colin Plumb. */
 /* (http://burtleburtle.net/bob/hash/doobs.html) */
 /* adapted from Perl sources ( hv.h ) */
 /* FYI: This is the "One-at-a-Time" algorithm by Bob Jenkins */
 /* from requirements by Colin Plumb. */
 /* (http://burtleburtle.net/bob/hash/doobs.html) */
 /* adapted from Perl sources ( hv.h ) */

-unsigned long wxStringHash::wxCharStringHash( const wxChar* k )
+template<typename T>
+static unsigned long DoStringHash(T *k)

 {
     unsigned long hash = 0;
 
 {
     unsigned long hash = 0;
 


@@ -44,26 +39,17 @@ unsigned long wxStringHash::wxCharStringHash( const wxChar* k )
     return hash + (hash << 15);
 }
 
     return hash + (hash << 15);
 }
 

-#if wxUSE_UNICODE
-unsigned long wxStringHash::charStringHash( const char* k )
-{
-    unsigned long hash = 0;
+unsigned long wxStringHash::stringHash( const char* k )
+  { return DoStringHash(k); }

 
 

-    while( *k )
-    {
-        hash += *k++;
-        hash += (hash << 10);
-        hash ^= (hash >> 6);
-    }
-    hash += (hash << 3);
-    hash ^= (hash >> 11);
+unsigned long wxStringHash::stringHash( const wchar_t* k )
+  { return DoStringHash(k); }

 
 

-    return hash + (hash << 15);
-}
-#endif
+
+#ifdef wxNEEDS_WX_HASH_MAP

 
 /* from SGI STL */
 
 /* from SGI STL */

-const unsigned long _wxHashTableBase2::s_primes[prime_count] =
+const unsigned long _wxHashTableBase2::ms_primes[prime_count] =

 {
     7ul,          13ul,         29ul,
     53ul,         97ul,         193ul,       389ul,       769ul,
 {
     7ul,          13ul,         29ul,
     53ul,         97ul,         193ul,       389ul,       769ul,


@@ -76,7 +62,7 @@ const unsigned long _wxHashTableBase2::s_primes[prime_count] =
 
 unsigned long _wxHashTableBase2::GetNextPrime( unsigned long n )
 {
 
 unsigned long _wxHashTableBase2::GetNextPrime( unsigned long n )
 {

-    const unsigned long* ptr = &s_primes[0];
+    const unsigned long* ptr = &ms_primes[0];

     for( size_t i = 0; i < prime_count; ++i, ++ptr )
     {
         if( n < *ptr )
     for( size_t i = 0; i < prime_count; ++i, ++ptr )
     {
         if( n < *ptr )


@@ -84,14 +70,15 @@ unsigned long _wxHashTableBase2::GetNextPrime( unsigned long n )
     }
 
     /* someone might try to alloc a 2^32-element hash table */
     }
 
     /* someone might try to alloc a 2^32-element hash table */

-    assert(0);
+    wxFAIL_MSG( wxT("hash table too big?") );
+

     /* quiet warning */
     return 0;
 }
 
 unsigned long _wxHashTableBase2::GetPreviousPrime( unsigned long n )
 {
     /* quiet warning */
     return 0;
 }
 
 unsigned long _wxHashTableBase2::GetPreviousPrime( unsigned long n )
 {

-    const unsigned long* ptr = &s_primes[prime_count - 1];
+    const unsigned long* ptr = &ms_primes[prime_count - 1];

 
     for( size_t i = 0; i < prime_count; ++i, --ptr )
     {
 
     for( size_t i = 0; i < prime_count; ++i, --ptr )
     {


@@ -116,7 +103,7 @@ void _wxHashTableBase2::DeleteNodes( size_t buckets,
 
         while( node )
         {
 
         while( node )
         {

-            tmp = node->m_nxt;
+            tmp = node->m_next;

             dtor( node );
             node = tmp;
         }
             dtor( node );
             node = tmp;
         }


@@ -139,9 +126,9 @@ void _wxHashTableBase2::CopyHashTable( _wxHashTable_NodeBase** srcTable,
         {
             size_t bucket = func( dst, node );
 
         {
             size_t bucket = func( dst, node );
 

-            nextnode = node->m_nxt;
+            nextnode = node->m_next;

             _wxHashTable_NodeBase* newnode = proc( node );
             _wxHashTable_NodeBase* newnode = proc( node );

-            newnode->m_nxt = dstTable[bucket];
+            newnode->m_next = dstTable[bucket];

             dstTable[bucket] = newnode;
         }
     }
             dstTable[bucket] = newnode;
         }
     }


@@ -152,3 +139,4 @@ _wxHashTable_NodeBase* _wxHashTableBase2::DummyProcessNode(_wxHashTable_NodeBase
     return node;
 }
 
     return node;
 }
 

+#endif // wxNEEDS_WX_HASH_MAP