From f35b7e32809c5d54850ce75c4dad1a8598235cf0 Mon Sep 17 00:00:00 2001
From: Matthew Sotoudeh <matthew@masot.net>
Date: Wed, 26 Jul 2023 10:53:27 -0700
Subject: simplify code a fair bit

---
 scripts/dietcc | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'scripts/dietcc')

diff --git a/scripts/dietcc b/scripts/dietcc
index 110a647..540d168 100755
--- a/scripts/dietcc
+++ b/scripts/dietcc
@@ -127,6 +127,16 @@ def final_cleanup_pass(dietc, meta):
 
   return dietc
 
+def make_external_pass(command):
+  def pass_(dietc, meta):
+    with tempfile.TemporaryDirectory() as tmpdir:
+      t_file = open(f"{tmpdir}/file.c", "wb")
+      t_file.write(dietc)
+      t_file.flush()
+      return check_result(subprocess.run(f"{command} {t_file.name}",
+                          shell=True, capture_output=True))
+  return pass_
+
 PASSES = [preprocess_pass,
           strip_after_preprocess_pass,
           dietc_pass,
@@ -136,11 +146,10 @@ def main():
   args = list(map(shlex.quote, sys.argv[1:]))
   args.insert(0, f"-I{dietc_dir}/scripts/stdincludes")
   # first, parse out any DietC passes
-  dietc_passes = []
   while "--dietc-pass" in args:
     i = args.index("--dietc-pass")
     args.pop(i)
-    dietc_passes.append(args.pop(i))
+    PASSES.insert(-1, make_external_pass(args.pop(i)))
 
   # then process all of the C files
   out_dir = tempfile.TemporaryDirectory()
-- 
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