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modified to not use realloc() on a NULL pointer

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This commit is contained in:
Daniel Stenberg 2004-11-02 08:26:55 +00:00
parent 736a40fec9
commit 186f433e40
1 changed files with 16 additions and 6 deletions
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12
docs/examples/getinmemory.c
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@ -24,13 +24,23 @@ struct MemoryStruct {
size_t size;
};
void *myrealloc(void *ptr, size_t size)
{
/* There might be a realloc() out there that doesn't like reallocing
NULL pointers, so we take care of it here */
if(ptr)
return realloc(ptr, size);
else
return malloc(size);
}
size_t
WriteMemoryCallback(void *ptr, size_t size, size_t nmemb, void *data)
{
register int realsize = size * nmemb;
struct MemoryStruct *mem = (struct MemoryStruct *)data;
mem->memory = (char *)realloc(mem->memory, mem->size + realsize + 1);
mem->memory = (char *)myrealloc(mem->memory, mem->size + realsize + 1);
if (mem->memory) {
memcpy(&(mem->memory[mem->size]), ptr, realsize);
mem->size += realsize;