From: Matt Corallo <git@bluematt.me>
Date: Mon, 26 Apr 2021 16:59:43 +0000 (+0000)
Subject: Ensure array lengthgs are Int literals
X-Git-Tag: v0.0.98~11^2
X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=refs%2Fheads%2F2021-04-upstream-confirm;p=ldk-c-bindings

Ensure array lengthgs are Int literals

This fixes a bug where an array will be converted to
[u8; StringLiteral] which results in us deciding we don't know how
to map it.

Fixes: dec732cefbdd97585b7de7fd4a9521f44f1580dd
---

diff --git a/c-bindings-gen/src/types.rs b/c-bindings-gen/src/types.rs
index c230770..b0a410e 100644
--- a/c-bindings-gen/src/types.rs
+++ b/c-bindings-gen/src/types.rs
@@ -1458,7 +1458,7 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> {
 				split.next().unwrap();
 				let tail_str = split.next().unwrap();
 				assert!(split.next().is_none());
-				let len = &tail_str[..tail_str.len() - 1];
+				let len = usize::from_str_radix(&tail_str[..tail_str.len() - 1], 10).unwrap();
 				Some(parse_quote!([u8; #len]))
 			} else { None }
 		} else { None }