add "const" keyword to cf_conv to avoid some warnings

diff --git a/src/rrd_format.c b/src/rrd_format.c
index fba9eb0e85a62105cdb9f88a2097bab4b692648a..ea39d3f9566f19d251b37155838cdffd3349394f 100644 (file)
--- a/src/rrd_format.c
+++ b/src/rrd_format.c
@@ -57,7 +57,7 @@
 
 /* conversion functions to allow symbolic entry of enumerations */
 enum dst_en dst_conv(
-    char *string)
+    const char *string)
 {
     converter(COUNTER, DST_COUNTER)
         converter(ABSOLUTE, DST_ABSOLUTE)

diff --git a/src/rrd_tool.h b/src/rrd_tool.h
index dfe8e6ed632a95f0bb7851f6e40e574766362a51..2f5c1099b061f8a10959603efa2aa12f2bd8d339 100644 (file)
--- a/src/rrd_tool.h
+++ b/src/rrd_tool.h
@@ -143,7 +143,7 @@ typedef int (*rrd_fetch_cb_t)(
     enum cf_en cf_conv(
     const char *string);
     enum dst_en dst_conv(
-    char *string);
+    const char *string);
     long      ds_match(
     rrd_t *rrd,
     char *ds_nam);