From f157ce994ea45e9faea9eff89c5f8b3d4ea77b6e Mon Sep 17 00:00:00 2001
From: Noratrieb <48135649+Noratrieb@users.noreply.github.com>
Date: Sat, 26 Jul 2025 12:39:31 +0200
Subject: Add --print target-spec-json-schema

This schema is helpful for people writing custom target spec JSON. It
can provide autocomplete in the editor, and also serves as documentation
when there are documentation comments on the structs, as `schemars` will
put them in the schema.
---
 compiler/rustc_session/src/config.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'compiler/rustc_session/src')

diff --git a/compiler/rustc_session/src/config.rs b/compiler/rustc_session/src/config.rs
index 9793d8091e2..297df7c2c97 100644
--- a/compiler/rustc_session/src/config.rs
+++ b/compiler/rustc_session/src/config.rs
@@ -70,6 +70,7 @@ pub const PRINT_KINDS: &[(&str, PrintKind)] = &[
     ("target-libdir", PrintKind::TargetLibdir),
     ("target-list", PrintKind::TargetList),
     ("target-spec-json", PrintKind::TargetSpecJson),
+    ("target-spec-json-schema", PrintKind::TargetSpecJsonSchema),
     ("tls-models", PrintKind::TlsModels),
     // tidy-alphabetical-end
 ];
@@ -1043,6 +1044,7 @@ pub enum PrintKind {
     TargetLibdir,
     TargetList,
     TargetSpecJson,
+    TargetSpecJsonSchema,
     TlsModels,
     // tidy-alphabetical-end
 }
@@ -2323,7 +2325,8 @@ fn is_print_request_stable(print_kind: PrintKind) -> bool {
         | PrintKind::CheckCfg
         | PrintKind::CrateRootLintLevels
         | PrintKind::SupportedCrateTypes
-        | PrintKind::TargetSpecJson => false,
+        | PrintKind::TargetSpecJson
+        | PrintKind::TargetSpecJsonSchema => false,
         _ => true,
     }
 }
-- 
cgit 1.4.1-3-g733a5