From 580086704c31de91dc7ba040a28e416bf1fefbca Mon Sep 17 00:00:00 2001
From: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Date: Tue, 20 Jun 2017 16:42:11 +0100
Subject: configure.ac: detect MIPS ABI

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
---
 configure.ac | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/configure.ac b/configure.ac
index 68586a30..76a603d2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -819,6 +819,27 @@ main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
 	    ])
 	AC_CHECK_HEADERS([linux/seccomp.h linux/filter.h linux/audit.h], [],
 	    [], [#include <linux/types.h>])
+	# Obtain MIPS ABI
+	case "$host" in
+	mips*)
+		AC_COMPILE_IFELSE([
+#if _MIPS_SIM != _ABIO32
+#error
+#endif
+			],[mips_abi="o32"],[AC_COMPILE_IFELSE([
+#if _MIPS_SIM != _ABIN32
+#error
+#endif
+				],[mips_abi="n32"],[AC_COMPILE_IFELSE([
+#if _MIPS_SIM != _ABI64
+#error
+#endif
+					],[mips_abi="n64"],[AC_MSG_ERROR([unknown MIPS ABI])
+				])
+			])
+		])
+		;;
+	esac
 	AC_MSG_CHECKING([for seccomp architecture])
 	seccomp_audit_arch=
 	case "$host" in
-- 
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