add const qualifier to most char* prototypes, handle ripple effect

[p5sagit/p5-mst-13.2.git] / mg.c

diff --git a/mg.c b/mg.c
index 76da1b4..ff9947a 100644 (file)
--- a/mg.c
+++ b/mg.c
@@ -275,7 +275,7 @@ mg_find(SV *sv, int type)
 }
 
 int
-mg_copy(SV *sv, SV *nsv, char *key, I32 klen)
+mg_copy(SV *sv, SV *nsv, const char *key, I32 klen)
 {
     int count = 0;
     MAGIC* mg;