update to release v1.3.0

.cargo/config.toml

@@ -1,4 +1,9 @@
-#
+[build]
+rustdocflags = [
+	"-Dwarnings",
+	"-Arustdoc::redundant_explicit_links", # stylistic
+]
+
 # An auto defined `clippy` feature was introduced,
 # but it was found to clash with user defined features,
 # so was renamed to `cargo-clippy`.
@@ -10,7 +15,7 @@ rustflags = [
 	"-Aclippy::all",
 	"-Dclippy::correctness",
 	"-Aclippy::if-same-then-else",
-	"-Aclippy::clone-double-ref",
+	"-Asuspicious_double_ref_op",
 	"-Dclippy::complexity",
 	"-Aclippy::zero-prefixed-literal",        # 00_1000_000
 	"-Aclippy::type_complexity",              # raison d'etre
@@ -31,3 +36,8 @@ rustflags = [
 	"-Aclippy::stable_sort_primitive",        # prefer stable sort
 	"-Aclippy::extra-unused-type-parameters", # stylistic
 ]
+
+[env]
+# Needed for musl builds so user doesn't have to install musl-tools.
+CC_x86_64_unknown_linux_musl = { value = ".cargo/musl-gcc", force = true, relative = true }
+CXX_x86_64_unknown_linux_musl = { value = ".cargo/musl-g++", force = true, relative = true }

.cargo/musl-g++

@@ -0,0 +1,4 @@
+#!/bin/sh
+
+# Wrapper for building with musl.
+g++ "$@"

.cargo/musl-gcc

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+# Wrapper for building with musl.
+#
+# musl unfortunately requires a musl-enabled C compiler (musl-gcc) to be
+# installed, which can be kind of a pain to get installed depending on the
+# distro. That's not a very good user experience.
+#
+# The real musl-gcc wrapper sets the correct system include paths for linking
+# with musl libc library. Since this is not actually used to link any binaries
+# it should most likely work just fine.
+
+gcc "$@"