--- ed-0.2/main.c

+++ ed-0.2/main.c

@@ -1646,7 +1646,7 @@ strip_escapes (s)

   int i = 0;

-  REALLOC (file, filesz, PATH_MAX + 1, NULL);

+  REALLOC (file, filesz, strlen(s) + 1, NULL);

   /* assert: no trailing escape */

   while (file[i++] = (*s == '\\') ? *++s : *s)

     s++;