From d2f61bd4555254fa0edf3f5980f3b9406ed68496 Mon Sep 17 00:00:00 2001
From: Joel Rosdahl <joel@rosdahl.net>
Date: Sun, 24 May 2020 11:25:06 +0200
Subject: [PATCH] Convert last usage of putenv

---
 src/ccache.cpp | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/src/ccache.cpp b/src/ccache.cpp
index 846e23b76..eb15808c5 100644
--- a/src/ccache.cpp
+++ b/src/ccache.cpp
@@ -1899,12 +1899,7 @@ set_up_uncached_err()
     failed(STATS_ERROR);
   }
 
-  // Leak a pointer to the environment.
-  char* buf = format("UNCACHED_ERR_FD=%d", uncached_fd);
-  if (putenv(buf) == -1) {
-    cc_log("putenv failed: %s", strerror(errno));
-    failed(STATS_ERROR);
-  }
+  x_setenv("UNCACHED_ERR_FD", fmt::format("{}", uncached_fd).c_str());
 }
 
 static void
-- 
2.47.3