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zmalloc Solaris fixes thanks to Alan Harder

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This commit is contained in:
antirez 2009-10-27 09:06:54 +01:00
parent 6e333bbee2
commit d8b5f18f1d
1 changed files with 14 additions and 8 deletions
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22
zmalloc.c
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@ -33,6 +33,12 @@
#include <string.h>
#include "config.h"
#if defined(__sun)
#define PREFIX_SIZE sizeof(long long)
#else
#define PREFIX_SIZE sizeof(size_t)
#endif
static size_t used_memory = 0;
static void zmalloc_oom(size_t size) {
@ -43,7 +49,7 @@ static void zmalloc_oom(size_t size) {
}
void *zmalloc(size_t size) {
void *ptr = malloc(size+sizeof(size_t));
void *ptr = malloc(size+PREFIX_SIZE);
if (!ptr) zmalloc_oom(size);
#ifdef HAVE_MALLOC_SIZE
@ -51,8 +57,8 @@ void *zmalloc(size_t size) {
return ptr;
#else
*((size_t*)ptr) = size;
used_memory += size+sizeof(size_t);
return (char*)ptr+sizeof(size_t);
used_memory += size+PREFIX_SIZE;
return (char*)ptr+PREFIX_SIZE;
#endif
}
@ -73,15 +79,15 @@ void *zrealloc(void *ptr, size_t size) {
used_memory += redis_malloc_size(newptr);
return newptr;
#else
realptr = (char*)ptr-sizeof(size_t);
realptr = (char*)ptr-PREFIX_SIZE;
oldsize = *((size_t*)realptr);
newptr = realloc(realptr,size+sizeof(size_t));
newptr = realloc(realptr,size+PREFIX_SIZE);
if (!newptr) zmalloc_oom(size);
*((size_t*)newptr) = size;
used_memory -= oldsize;
used_memory += size;
return (char*)newptr+sizeof(size_t);
return (char*)newptr+PREFIX_SIZE;
#endif
}
@ -96,9 +102,9 @@ void zfree(void *ptr) {
used_memory -= redis_malloc_size(ptr);
free(ptr);
#else
realptr = (char*)ptr-sizeof(size_t);
realptr = (char*)ptr-PREFIX_SIZE;
oldsize = *((size_t*)realptr);
used_memory -= oldsize+sizeof(size_t);
used_memory -= oldsize+PREFIX_SIZE;
free(realptr);
#endif
}