From bbc59ba03d04a133e4b0c84470568fb7c338ada5 Mon Sep 17 00:00:00 2001
From: Adrian Thurston <thurston@colm.net>
Date: Wed, 18 Dec 2019 15:55:51 +0200
Subject: configure: verify that julia is able to run programs

Julia requires a large virtual address space and if a system limits address
space size with ulimit then julia will abort. Catch it in configure, rather
than resulting in failed tests.
---
 configure.ac | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 06423420..2f6cc116 100644
--- a/configure.ac
+++ b/configure.ac
@@ -261,6 +261,20 @@ AC_PATH_PROG([OCAML_BIN], [ocaml])
 AC_PATH_PROG([RUST_BIN], [rustc])
 AC_PATH_PROG([JULIA_BIN], [julia])
 
+echo -n "checking if julia is able to run programs ... "
+
+if test "x$JULIA_BIN" != x; then
+	echo 'println( "can run julia programs" );' > conftest.jl
+	if sh -c "$JULIA_BIN conftest.jl" >>config.log 2>&1; then
+		echo "yes"
+	else
+		echo "FAILED to run julia program" >> config.log
+		echo "no"
+		JULIA_BIN=""
+	fi
+	rm -f conftest.jl
+fi
+
 SED_SUBST="$SED_SUBST -e 's|@D_BIN@|${D_BIN}|g'"
 SED_SUBST="$SED_SUBST -e 's|@JAVAC_BIN@|${JAVAC_BIN}|g'"
 SED_SUBST="$SED_SUBST -e 's|@RUBY_BIN@|${RUBY_BIN}|g'"
-- 
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