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authorAkira Kakuto <kakuto@fuk.kindai.ac.jp>2016-03-21 17:01:19 +0000
committerAkira Kakuto <kakuto@fuk.kindai.ac.jp>2016-03-21 17:01:19 +0000
commit7667b94f1c155159d239f0953c6c8ce7900ac044 (patch)
tree2e9fd3b50dc3db3c20c988e7f1b2204e591affdb /Build/source/libs/luajit/configure.ac
parent85a9b0d9ad928df50c0165e55208a04f6d45e09d (diff)
libs/luajit: sync with the upstream
git-svn-id: svn://tug.org/texlive/trunk@40094 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/luajit/configure.ac')
-rw-r--r--Build/source/libs/luajit/configure.ac8
1 files changed, 8 insertions, 0 deletions
diff --git a/Build/source/libs/luajit/configure.ac b/Build/source/libs/luajit/configure.ac
index a09398e3501..66cccbad459 100644
--- a/Build/source/libs/luajit/configure.ac
+++ b/Build/source/libs/luajit/configure.ac
@@ -77,6 +77,14 @@ AS_IF([test "x$lj_cpp" != xok],
echo timestamp >config.force
fi
+# Check log2, on some systems is still not defined
+LUAJIT_HAS_NOT_LOG2=
+AC_CHECK_DECLS([log2], [], [LUAJIT_HAS_NOT_LOG2=[-DLUAJIT_NO_LOG2]], [[#include <math.h>]])
+AC_SUBST([LUAJIT_HAS_NOT_LOG2])
+
+
+
+
AC_SUBST([LUAJIT_TREE], [LuaJIT-src])
dnl Not used but avoids putting a zillion useless -D's on the command line.