2 * gmem.c: memory utility functions
5 * Gonzalo Paniagua Javier (gonzalo@novell.com)
7 * (C) 2006 Novell, Inc.
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33 #if defined (ENABLE_OVERRIDABLE_ALLOCATORS)
35 static GMemVTable sGMemVTable = { malloc, realloc, free, calloc };
38 g_mem_set_vtable (GMemVTable* vtable)
40 sGMemVTable.calloc = vtable->calloc ? vtable->calloc : calloc;
41 sGMemVTable.realloc = vtable->realloc ? vtable->realloc : realloc;
42 sGMemVTable.malloc = vtable->malloc ? vtable->malloc : malloc;
43 sGMemVTable.free = vtable->free ? vtable->free : free;
46 #define G_FREE_INTERNAL sGMemVTable.free
47 #define G_REALLOC_INTERNAL sGMemVTable.realloc
48 #define G_CALLOC_INTERNAL sGMemVTable.calloc
49 #define G_MALLOC_INTERNAL sGMemVTable.malloc
53 g_mem_set_vtable (GMemVTable* vtable)
57 #define G_FREE_INTERNAL free
58 #define G_REALLOC_INTERNAL realloc
59 #define G_CALLOC_INTERNAL calloc
60 #define G_MALLOC_INTERNAL malloc
66 G_FREE_INTERNAL (ptr);
70 g_memdup (gconstpointer mem, guint byte_size)
77 ptr = g_malloc (byte_size);
79 memcpy (ptr, mem, byte_size);
84 gpointer g_realloc (gpointer obj, gsize size)
91 ptr = G_REALLOC_INTERNAL (obj, size);
94 g_error ("Could not allocate %i bytes", size);
103 ptr = G_MALLOC_INTERNAL (x);
106 g_error ("Could not allocate %i bytes", x);
109 gpointer g_calloc (gsize n, gsize x)
114 ptr = G_CALLOC_INTERNAL (n, x);
117 g_error ("Could not allocate %i (%i * %i) bytes", x*n, n, x);
119 gpointer g_malloc0 (gsize x)
121 return g_calloc (1,x);
124 gpointer g_try_malloc (gsize x)
127 return G_MALLOC_INTERNAL (x);
132 gpointer g_try_realloc (gpointer obj, gsize size)
135 G_FREE_INTERNAL (obj);
138 return G_REALLOC_INTERNAL (obj, size);