Make replication faster (biggest gain for small number of slaves)

[redis.git] / src / sds.c

diff --git a/src/sds.c b/src/sds.c
index 8c7540990e8154d0326f885e2a529da062acf21f..63507000b106e6fefc8a8d099f1f68d9f846afe9 100644 (file)
--- a/src/sds.c
+++ b/src/sds.c
@@ -36,11 +36,11 @@
 
 #define SDS_ABORT_ON_OOM
 
-#include "sds.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>
+#include "sds.h"
 #include "zmalloc.h"
 
 static void sdsOomAbort(void) {
@@ -78,11 +78,6 @@ sds sdsnew(const char *init) {
     return sdsnewlen(init, initlen);
 }
 
-size_t sdslen(const sds s) {
-    struct sdshdr *sh = (void*) (s-(sizeof(struct sdshdr)));
-    return sh->len;
-}
-
 sds sdsdup(const sds s) {
     return sdsnewlen(s, sdslen(s));
 }
@@ -92,11 +87,6 @@ void sdsfree(sds s) {
     zfree(s-sizeof(struct sdshdr));
 }
 
-size_t sdsavail(sds s) {
-    struct sdshdr *sh = (void*) (s-(sizeof(struct sdshdr)));
-    return sh->free;
-}
-
 void sdsupdatelen(sds s) {
     struct sdshdr *sh = (void*) (s-(sizeof(struct sdshdr)));
     int reallen = strlen(s);
@@ -308,15 +298,17 @@ int sdscmp(sds s1, sds s2) {
  */
 sds *sdssplitlen(char *s, int len, char *sep, int seplen, int *count) {
     int elements = 0, slots = 5, start = 0, j;
+    sds *tokens;
+
+    if (seplen < 1 || len < 0) return NULL;
 
-    sds *tokens = zmalloc(sizeof(sds)*slots);
+    tokens = zmalloc(sizeof(sds)*slots);
 #ifdef SDS_ABORT_ON_OOM
     if (tokens == NULL) sdsOomAbort();
+#else
+    if (tokens == NULL) return NULL;
 #endif
-    if (seplen < 1 || len < 0 || tokens == NULL) {
-        *count = 0;
-        return NULL;
-    }
+
     if (len == 0) {
         *count = 0;
         return tokens;
@@ -554,6 +546,13 @@ err:
     return NULL;
 }
 
+void sdssplitargs_free(sds *argv, int argc) {
+    int j;
+
+    for (j = 0 ;j < argc; j++) sdsfree(argv[j]);
+    zfree(argv);
+}
+
 #ifdef SDS_TEST_MAIN
 #include <stdio.h>
 #include "testhelp.h"