use os.fspath instead of str to stringify run arguments

str and bytes pass through it as is, but things supporting the __fspath__
protocol, like pathlib.Path, will use that.

diff --git a/mkosi/backend.py b/mkosi/backend.py
index ab1b504ad99d2e3954e9fe1be213dee28fd2e463..ee75034263b11c478807df56046b665d72c1061b 100644 (file)
--- a/mkosi/backend.py
+++ b/mkosi/backend.py
@@ -833,7 +833,7 @@ def run(
     env: Mapping[str, Any] = {},
     **kwargs: Any,
 ) -> CompletedProcess:
-    cmdline = [str(x) for x in cmdline]
+    cmdline = [os.fspath(x) for x in cmdline]
 
     if "run" in ARG_DEBUG:
         MkosiPrinter.info(f"+ {shell_join(cmdline)}")