Update running groupby operator

[com/gs-lite.git] / src / lib / gscplftaaux / rts_string.c

diff --git a/src/lib/gscplftaaux/rts_string.c b/src/lib/gscplftaaux/rts_string.c
index 8c31657..56c652a 100644 (file)
--- a/src/lib/gscplftaaux/rts_string.c
+++ b/src/lib/gscplftaaux/rts_string.c
@@ -110,15 +110,11 @@ gs_uint32_t byte_match_offset( gs_uint32_t offset, gs_uint32_t val, struct gs_st
 gs_retval_t str_compare( struct gs_string * str1, struct gs_string * str2)
 {
     gs_int32_t len;
-    gs_int32_t x;
+    gs_int32_t x, ret;
     len = (str1->length>str2->length)?str2->length:str1->length;
     for(x=0;x<len;x++) {
-       if (str1->data[x]>str2->data[x]) {
-           return 1;
-       }
-       if (str1->data[x]<str2->data[x]) {
-           return -1;
-       }
+        if (ret = (str1->data[x]-str2->data[x]))
+            return ret;
     }
 
     if (str1->length>str2->length) {
@@ -130,6 +126,22 @@ gs_retval_t str_compare( struct gs_string * str1, struct gs_string * str2)
     return 0;
 }
 
+gs_retval_t str_equal( struct gs_string * str1, struct gs_string * str2)
+{
+    gs_int32_t x;
+
+    if (str1->length != str2->length)
+        return -1;
+
+    for(x=0;x<str1->length;x++) {
+        if (str1->data[x]!=str2->data[x]) {
+            return -1;
+        }
+    }
+    
+    return 0;
+}
+
 gs_retval_t str_constructor(struct gs_string *s, gs_sp_t l){
     s->data =  l;
     s->length = 0;