use (const char*) rather than (char*) where possible.

also removed some unused function definitons.

1 files changed, 2 insertions, 2 deletions

diff --git a/source/blender/blenkernel/BKE_unit.h b/source/blender/blenkernel/BKE_unit.h
index 1f54e4eeef0..db586f6d262 100644
--- a/source/blender/blenkernel/BKE_unit.h
+++ b/source/blender/blenkernel/BKE_unit.h
@@ -37,10 +37,10 @@ extern "C" {
 void	bUnit_AsString(char *str, int len_max, double value, int prec, int system, int type, int split, int pad);
 
 /* replace units with values, used before python button evaluation */
-int		bUnit_ReplaceString(char *str, int len_max, char *str_prev, double scale_pref, int system, int type);
+int		bUnit_ReplaceString(char *str, int len_max, const char *str_prev, double scale_pref, int system, int type);
 
 /* make string keyboard-friendly: 10µm --> 10um */
-void bUnit_ToUnitAltName(char *str, int len_max, char *orig_str, int system, int type);
+void bUnit_ToUnitAltName(char *str, int len_max, const char *orig_str, int system, int type);
 
 /* the size of the unit used for this value (used for calculating the ckickstep) */
 double bUnit_ClosestScalar(double value, int system, int type);