ase/configure.ac

@@ -59,8 +59,6 @@ fi
 
 # Do we need libm for math functions?
 AC_MSG_CHECKING([for libm math function in std libs])
-OCFL="$CFLAGS"
-CFLAGS="-Werror $CFLAGS"
 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 		#include <stdio.h>
 		#include <math.h>
@@ -69,11 +67,10 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([[
 		pow(x, x);
 		return 0;
 		]])],[needlibm=no],[needlibm=yes])
-CFLAGS="$OCFL"
 if test "$needlibm" = "yes"; then
 	AC_MSG_RESULT([no])
 	AC_CHECK_LIB([m], [pow], 
-		LIBS="$LIBS -lm",
+		LIBM="-lm",
 		AC_MSG_ERROR([libm is needed and is not available]))
 else
 	AC_MSG_RESULT([yes])
@@ -283,6 +280,7 @@ AC_SUBST(JAR, $JAR_PATH)
 AC_SUBST(BUILD_JNI, $BUILD_JNI)
 AC_SUBST(CJFLAGS, $CJFLAGS)
 AC_SUBST(BUILD_CJ, $BUILD_CJ)
+AC_SUBST(LIBM, $LIBM)
 
 AC_CONFIG_FILES([
 	makefile