subprojects: add thiserror

Version 2.0.11 or greater supported in:

  - Android
  - Fedora (https://src.fedoraproject.org/rpms/rust-thiserror)
  - Debian

Acked-by: Aaron Ruby <aruby@qnx.com>
Reviewed-by: @LingMan
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35210>

subprojects/packagefiles/thiserror-impl/meson.build

@@ -0,0 +1,25 @@
+# Copyright © 2024 Google
+# SPDX-License-Identifier: MIT
+
+project(
+  'thiserror-impl',
+  'rust',
+  version : '2.0.11',
+  license : 'MIT OR Apache-2.0',
+)
+
+syn = subproject('syn').get_variable('lib')
+quote = subproject('quote').get_variable('lib')
+proc_macro2 = subproject('proc-macro2').get_variable('lib')
+
+rust = import('rust')
+lib = rust.proc_macro(
+  'thiserror_impl',
+  'src/lib.rs',
+  override_options : ['rust_std=2021', 'build.rust_std=2021'],
+  link_with : [syn, quote, proc_macro2]
+)
+
+dep_thiserror_impl = declare_dependency(
+  link_with : [lib, syn, quote, proc_macro2]
+)

subprojects/packagefiles/thiserror/meson.build

@@ -0,0 +1,27 @@
+# Copyright © 2024 Google
+# SPDX-License-Identifier: MIT
+
+project(
+  'thiserror',
+  'rust',
+  version : '2.0.11',
+  license : 'MIT OR Apache-2.0',
+)
+
+syn = subproject('syn').get_variable('lib')
+quote = subproject('quote').get_variable('lib')
+proc_macro2 = subproject('proc-macro2').get_variable('lib')
+thiserror_impl = subproject('thiserror-impl').get_variable('lib')
+
+lib = static_library(
+  'thiserror',
+  'src/lib.rs',
+  override_options : ['rust_std=2021', 'build.rust_std=2021'],
+  rust_abi : 'rust',
+  native : true,
+  link_with : [thiserror_impl, syn, quote, proc_macro2]
+)
+
+dep_thiserror = declare_dependency(
+  link_with : [lib, thiserror_impl, syn, quote, proc_macro2]
+)