sds.c no longe pre-allocate more than 1MB of free space ahead. This fixes issue #252.

This commit is contained in:
antirez 2012-01-16 10:03:38 +01:00
parent 7faa1f075b
commit bd068b15c2
2 changed files with 7 additions and 1 deletions

View File

@ -116,7 +116,11 @@ sds sdsMakeRoomFor(sds s, size_t addlen) {
if (free >= addlen) return s;
len = sdslen(s);
sh = (void*) (s-(sizeof(struct sdshdr)));
newlen = (len+addlen)*2;
newlen = (len+addlen);
if (newlen < SDS_MAX_PREALLOC)
newlen *= 2;
else
newlen += SDS_MAX_PREALLOC;
newsh = zrealloc(sh, sizeof(struct sdshdr)+newlen+1);
#ifdef SDS_ABORT_ON_OOM
if (newsh == NULL) sdsOomAbort();

View File

@ -31,6 +31,8 @@
#ifndef __SDS_H
#define __SDS_H
#define SDS_MAX_PREALLOC (1024*1024)
#include <sys/types.h>
#include <stdarg.h>