(__argz_insert): Use memmove instead of memcpy for possible overlapping strings.

diff --git a/string/argz-insert.c b/string/argz-insert.c
index a110060..3905728 100644 (file)
--- a/string/argz-insert.c
+++ b/string/argz-insert.c
@@ -51,8 +51,8 @@ __argz_insert (char **argz, size_t *argz_len, char *before, const char *entry)
     if (new_argz)
       {
        before = new_argz + (before - *argz);
-       memcpy (before + entry_len, before, after_before);
-       memcpy (before, entry, entry_len);
+       memmove (before + entry_len, before, after_before);
+       memmove (before, entry, entry_len);
        *argz = new_argz;
        *argz_len = new_argz_len;
        return 0;