From mboxrd@z Thu Jan  1 00:00:00 1970
From: Hongzhan Chen <hongzhan.chen@intel.com>
Subject: [PATCH v5 1/3] build: Add c++ build support
Date: Tue,  8 Mar 2022 21:30:18 -0500
Message-Id: <20220309023020.4883-1-hongzhan.chen@intel.com>
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To: xenomai@xenomai.org, jan.kiszka@siemens.com, florian.bezdeka@siemens.com

Add c++ build support or use specific c++ compiler

Signed-off-by: Hongzhan Chen <hongzhan.chen@intel.com>
---
 configure.ac | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/configure.ac b/configure.ac
index 0389cf008..16cffd8f8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -79,6 +79,18 @@ AC_ARG_WITH(cc,
     ])
 AC_PROG_CC
 
+AC_ARG_WITH(cxx,
+    AS_HELP_STRING([--with-cxx=compiler],[use specific C++ compiler]),
+    [
+	case "$withval" in
+	"" | y | ye | yes | n | no)
+	    AC_MSG_ERROR([You must supply an argument to --with-cxx])
+	  ;;
+	esac
+	CXX="$withval"
+    ])
+AC_PROG_CXX
+
 # Do not let autoconf set the default value of CFLAGS
 if $XENO_EMPTY_CFLAGS; then
 	CFLAGS=""
-- 
2.17.1