dnl Available from the GNU Autoconf Macro Archive at: dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_prog_javah.html dnl AC_DEFUN([AC_PROG_JAVAH],[ AC_REQUIRE([AC_CANONICAL_SYSTEM])dnl AC_REQUIRE([AC_PROG_CPP])dnl if test "x$JAVAPREFIX" = x; then test "x$JAVAH" = x && AC_CHECK_PROGS(JAVADOC, gcjh$EXEEXT javah$EXEEXT) else test "x$JAVAH" = x && AC_CHECK_PROGS(JAVADOC, gcjh$EXEEXT javah$EXEEXT, $JAVAPREFIX) fi test "x$JAVAH" = x && AC_MSG_ERROR([no acceptable JNI header file generator found in \$PATH]) AC_PROVIDE([$0])dnl if test x"`eval 'echo $ac_cv_path_JAVAH'`" != x ; then AC_TRY_CPP([#include ],,[ ac_save_CPPFLAGS="$CPPFLAGS" changequote(, )dnl ac_dir=`echo $ac_cv_path_JAVAH | sed 's,\(.*\)/[^/]*/[^/]*$,\1/include,'` ac_machdep=`echo $build_os | sed 's,[-0-9].*,,' | sed 's,cygwin,win32,'` changequote([, ])dnl CPPFLAGS="$ac_save_CPPFLAGS -I$ac_dir -I$ac_dir/$ac_machdep" AC_TRY_CPP([#include ], ac_save_CPPFLAGS="$CPPFLAGS", AC_MSG_WARN([unable to include ])) CPPFLAGS="$ac_save_CPPFLAGS"]) fi ])