Update LICENSE to add an exception for `src/dtoa.c`

1 files changed, 25 insertions, 1 deletions

diff --git a/LICENSE b/LICENSE
index 483459c..418ee6a 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,11 @@
-Copyright (c) 2009-2020 Petri Lehtinen <petri@digip.org>
+# License
+
+This project is licensed under the MIT license, except where otherwise noted.
+The full text of the MIT license is included below.
+
+## MIT License
+
+Copyright (c) 2009-2024 Petri Lehtinen <petri@digip.org>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -17,3 +24,20 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
+
+## Exceptions
+
+### `src/dtoa.c`
+
+Copyright (c) 1991, 2000, 2001 by Lucent Technologies.
+
+Permission to use, copy, modify, and distribute this software for any
+purpose without fee is hereby granted, provided that this entire notice
+is included in all copies of any software which is or includes a copy
+or modification of this software and in all copies of the supporting
+documentation for such software.
+
+THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
+WARRANTY.  IN PARTICULAR, NEITHER THE AUTHOR NOR LUCENT MAKES ANY
+REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
+OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.