--- /dev/null
+# SINFG M4 Macro
+# For GNU Autotools
+# $Id: sinfg.m4,v 1.1.1.1 2005/01/07 03:34:35 darco Exp $
+#
+# By Robert B. Quattlebaum Jr. <darco@users.sf.net>
+#
+
+AC_DEFUN([SINFG_DEPS],
+[
+ USING_ETL(,$2)
+ AM_PATH_XML2(,,$2)
+ AC_CHECK_FUNCS([floor pow sqrt],,$2)
+ $1
+])
+
+AC_DEFUN([USING_SINFG],
+[
+ AC_ARG_WITH(sinfg-includes,
+ [ --with-sinfg-includes Specify location of sinfg headers],[
+ CXXFLAGS="$CXXFLAGS -I$withval"
+ ])
+
+ AC_PATH_PROG(SINFG_CONFIG,sinfg-config,no)
+
+ if test "$SINFG_CONFIG" = "no"; then
+ no_SINFG_config="yes"
+ $2
+ else
+ AC_MSG_CHECKING([if $SINFG_CONFIG works])
+ if $SINFG_CONFIG --libs >/dev/null 2>&1; then
+ SINFG_VERSION="`$SINFG_CONFIG --version`"
+ AC_MSG_RESULT([yes, $SINFG_VERSION])
+ SINFG_CXXFLAGS="`$SINFG_CONFIG --cxxflags`"
+ SINFG_CFLAGS="`$SINFG_CONFIG --cflags`"
+ SINFG_LIBS="`$SINFG_CONFIG --libs`"
+ CXXFLAGS="$CXXFLAGS $SINFG_CXXFLAGS"
+ AC_SUBST(SINFG_CXXFLAGS)
+ AC_SUBST(SINFG_LIBS)
+ AC_SUBST(SINFG_CFLAGS)
+ $1
+ else
+ AC_MSG_RESULT(no)
+ no_SINFG_config="yes"
+ $2
+ fi
+ fi
+
+ SINFG_DEPS($1,$2)
+])
+
+