From c860dcbe63b0e393c95bfb0131238f91aaac11d3 Mon Sep 17 00:00:00 2001
From: Alexander Kanavin <alex@linutronix.de>
Date: Thu, 7 Oct 2021 12:44:18 +0200
Subject: [PATCH] build: do not use autoconf's config.sub to 'canonicalize'
 names

The outcome is that processed names no longer match our custom rust
target definitions, and the build fails.

Upstream-Status: Inappropriate [oe-core specific]
Signed-off-by: Alexander Kanavin <alex@linutronix.de>

---
 build/moz.configure/init.configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/build/moz.configure/init.configure
+++ b/build/moz.configure/init.configure
@@ -647,24 +647,7 @@ def help_host_target(help, host, target)
 
 def config_sub(shell, triplet):
     config_sub = os.path.join(os.path.dirname(__file__), "..", "autoconf", "config.sub")
-    # Config.sub doesn't like the *-windows-msvc/*-windows-gnu triplets, so
-    # munge those before and after calling config.sub.
-    suffix = None
-    munging = {
-        "-windows-msvc": "-mingw32",
-        "-windows-gnu": "-mingw32",
-    }
-    for check_suffix, replacement in munging.items():
-        if triplet.endswith(check_suffix):
-            suffix = check_suffix
-            triplet = triplet[: -len(suffix)] + replacement
-            break
-    result = check_cmd_output(shell, config_sub, triplet).strip()
-    if suffix:
-        assert result.endswith(replacement)
-        result = result[: -len(replacement)] + suffix
-    return result
-
+    return triplet
 
 @depends("--host", shell)
 @checking("for host system type", lambda h: h.alias)
