1) Sigma calculation had an error. The first data value in each bin didn't get squared.

[rrdtool.git] / src / rrd_tune.c

diff --git a/src/rrd_tune.c b/src/rrd_tune.c
index 80c2de0b0ef8abd6ae48ffe8b6f4169840fae459..52651fdfe4cd3886a301dd27708049fc7ee347ff 100644 (file)
--- a/src/rrd_tune.c
+++ b/src/rrd_tune.c
@@ -126,7 +126,8 @@ int rrd_tune(
         optcnt++;
         switch (opt) {
         case 'h':
-            old_locale = setlocale(LC_NUMERIC, "C");
+            old_locale = setlocale(LC_NUMERIC, NULL);
+            setlocale(LC_NUMERIC, "C");
             if ((matches =
                  sscanf(optarg, DS_NAM_FMT ":%ld", ds_nam,
                         &heartbeat)) != 2) {
@@ -146,7 +147,8 @@ int rrd_tune(
             break;
 
         case 'i':
-            old_locale = setlocale(LC_NUMERIC, "C");
+            old_locale = setlocale(LC_NUMERIC, NULL);
+            setlocale(LC_NUMERIC, "C");
             if ((matches =
                  sscanf(optarg, DS_NAM_FMT ":%lf", ds_nam, &min)) < 1) {
                 rrd_set_error("invalid arguments for minimum ds value");
@@ -168,7 +170,8 @@ int rrd_tune(
             break;
 
         case 'a':
-            old_locale = setlocale(LC_NUMERIC, "C");
+            old_locale = setlocale(LC_NUMERIC, NULL);
+            setlocale(LC_NUMERIC, "C");
             if ((matches =
                  sscanf(optarg, DS_NAM_FMT ":%lf", ds_nam, &max)) < 1) {
                 rrd_set_error("invalid arguments for maximum ds value");