current directory's path doesn't fit in LEN characters, the result
is NULL and errno is set.
+ If pathname is a null pointer, getcwd() will obtain size bytes of
+ space using malloc.
+
BUGS
Emulated via the getwd() call, which is reasonable for most
systems that do not have getcwd().
errno = ERANGE;
return 0;
}
+ if (!buf) {
+ buf = (char*)malloc(len);
+ if (!buf) {
+ errno = ENOMEM;
+ return 0;
+ }
+ }
strcpy (buf, ourbuf);
}
return buf;