From 7a2729ee7f5d9b9d4a0d9b83fe641a2ab03c4ee0 Mon Sep 17 00:00:00 2001
From: Joe Slater <joe.slater@windriver.com>
Date: Thu, 24 Feb 2022 17:36:59 -0800
Subject: [PATCH 1/2] configure: use correct CPP

configure uses CPP to test that two assembler routines
can be built. Unfortunately, it will use /usr/bin/cpp
if it exists, invalidating the tests.  We use the $CC
passed to configure.

Upstream-Status: Inappropriate [openembedded specific]

Signed-off-by: Joe Slater <joe.slater@windriver.com>
---
 unix/configure | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/unix/configure b/unix/configure
index 73ba803..7e21070 100644
--- a/unix/configure
+++ b/unix/configure
@@ -220,13 +220,16 @@ fi
 echo Check for the C preprocessor
 # on SVR4, cc -E does not produce correct assembler files. Need /lib/cpp.
 CPP="${CC} -E"
+
+# We should not change CPP for yocto builds.
+#
 # solaris as(1) needs -P, maybe others as well ?
-[ -f /usr/ccs/lib/cpp ] && CPP="/usr/ccs/lib/cpp -P"
-[ -f /usr/lib/cpp ] && CPP=/usr/lib/cpp
-[ -f /lib/cpp ] && CPP=/lib/cpp
-[ -f /usr/bin/cpp ] && CPP=/usr/bin/cpp
-[ -f /xenix ] && CPP="${CC} -E"
-[ -f /lynx.os ] && CPP="${CC} -E"
+# [ -f /usr/ccs/lib/cpp ] && CPP="/usr/ccs/lib/cpp -P"
+# [ -f /usr/lib/cpp ] && CPP=/usr/lib/cpp
+# [ -f /lib/cpp ] && CPP=/lib/cpp
+# [ -f /usr/bin/cpp ] && CPP=/usr/bin/cpp
+# [ -f /xenix ] && CPP="${CC} -E"
+# [ -f /lynx.os ] && CPP="${CC} -E"
 
 echo "#include <stdio.h>" > conftest.c
 $CPP conftest.c >/dev/null 2>/dev/null || CPP="${CC} -E"
-- 
2.24.1

