X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Frrdtool.c;h=bebf468c3c83ce8158a082207c7c950382bf0352;hb=d3db12b73a1c3c17a2dfc0ba96ec99490088c957;hp=80833902a21e7b05656c3d6baa4fb91ffd5d170d;hpb=38d06a8f868293466f4eee943555c65457a5e560;p=collectd.git

diff --git a/src/rrdtool.c b/src/rrdtool.c
index 80833902..bebf468c 100644
--- a/src/rrdtool.c
+++ b/src/rrdtool.c
@@ -198,7 +198,7 @@ static int srrd_update (char *filename, char *template,
 } /* int srrd_update */
 #endif /* !HAVE_THREADSAFE_LIBRRD */
 
-static int value_list_to_string (char *buffer, int buffer_len,
+static int value_list_to_string_multiple (char *buffer, int buffer_len,
 		const data_set_t *ds, const value_list_t *vl)
 {
 	int offset;
@@ -227,7 +227,7 @@ static int value_list_to_string (char *buffer, int buffer_len,
 					":%llu", vl->values[i].counter);
 		else if (ds->ds[i].type == DS_TYPE_GAUGE)
 			status = ssnprintf (buffer + offset, buffer_len - offset,
-					":%lf", vl->values[i].gauge);
+					":"GAUGE_FORMAT, vl->values[i].gauge);
 		else if (ds->ds[i].type == DS_TYPE_DERIVE)
 			status = ssnprintf (buffer + offset, buffer_len - offset,
 					":%"PRIi64, vl->values[i].derive);
@@ -242,6 +242,45 @@ static int value_list_to_string (char *buffer, int buffer_len,
 	} /* for ds->ds_num */
 
 	return (0);
+} /* int value_list_to_string_multiple */
+
+static int value_list_to_string (char *buffer, int buffer_len,
+		const data_set_t *ds, const value_list_t *vl)
+{
+	int status;
+	time_t tt;
+
+	if (ds->ds_num != 1)
+		return (value_list_to_string_multiple (buffer, buffer_len,
+					ds, vl));
+
+	tt = CDTIME_T_TO_TIME_T (vl->time);
+	switch (ds->ds[0].type)
+	{
+		case DS_TYPE_DERIVE:
+			status = ssnprintf (buffer, buffer_len, "%u:%"PRIi64,
+				(unsigned) tt, vl->values[0].derive);
+			break;
+		case DS_TYPE_GAUGE:
+			status = ssnprintf (buffer, buffer_len, "%u:"GAUGE_FORMAT,
+				(unsigned) tt, vl->values[0].gauge);
+			break;
+		case DS_TYPE_COUNTER:
+			status = ssnprintf (buffer, buffer_len, "%u:%llu",
+				(unsigned) tt, vl->values[0].counter);
+			break;
+		case DS_TYPE_ABSOLUTE:
+			status = ssnprintf (buffer, buffer_len, "%u:%"PRIu64,
+				(unsigned) tt, vl->values[0].absolute);
+			break;
+		default:
+			return (EINVAL);
+	}
+
+	if ((status < 1) || (status >= buffer_len))
+		return (ENOMEM);
+
+	return (0);
 } /* int value_list_to_string */
 
 static int value_list_to_filename (char *buffer, size_t buffer_size,
@@ -251,6 +290,21 @@ static int value_list_to_filename (char *buffer, size_t buffer_size,
 	int status;
 	size_t len;
 
+	if (datadir != NULL)
+	{
+		size_t datadir_len = strlen (datadir) + 1;
+
+		if (datadir_len >= buffer_size)
+			return (ENOMEM);
+
+		sstrncpy (buffer, datadir, buffer_size);
+		buffer[datadir_len - 1] = '/';
+		buffer[datadir_len] = 0;
+
+		buffer += datadir_len;
+		buffer_size -= datadir_len;
+	}
+
 	status = FORMAT_VL (buffer, buffer_size, vl);
 	if (status != 0)
 		return (status);