simplify definition of sqrthalf and capitalize it.

[paraslash.git] / string.c

diff --git a/string.c b/string.c
index bb63120184c79b44270a4ae1ba671e6dd74de5e1..77f2f2a17d27002b0fcf608a4b615f6beaa83b01 100644 (file)
--- a/string.c
+++ b/string.c
@@ -135,6 +135,13 @@ __must_check __printf_1_2 __malloc char *make_message(const char *fmt, ...)
        return msg;
 }
 
+void freep(void *arg)
+{
+       void **ptr = (void **)arg;
+       free(*ptr);
+       *ptr = NULL;
+}
+
 /**
  * Paraslash's version of strcat().
  *