From 1abc10223b37d9ead3454a06e176b4b65370a2be Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 27 Jan 2020 08:37:56 +0200
Subject: Improve process run_*() API

---
 libbuild2/cc/link-rule.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'libbuild2/cc/link-rule.cxx')

diff --git a/libbuild2/cc/link-rule.cxx b/libbuild2/cc/link-rule.cxx
index ccb8dc6..6969ef2 100644
--- a/libbuild2/cc/link-rule.cxx
+++ b/libbuild2/cc/link-rule.cxx
@@ -2127,9 +2127,12 @@ namespace build2
                 }
                 catch (const io_error& e)
                 {
-                  if (pr.wait ()) // Ignore if child failed.
+                  if (run_wait (args, pr))
                     fail << "unable to pipe resource file to " << args[0]
                          << ": " << e;
+
+                  // If the child process has failed then assume the io error
+                  // was caused by that and let run_finish() deal with it.
                 }
 
                 run_finish (args, pr);
-- 
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