## --------------------------------------------------------- ##
## Fake the existence of programs that GNU maintainers use.  ##
## --------------------------------------------------------- ##
dnl AM_MISSING_PROG(NAME, PROGRAM)
AC_DEFUN(AM_MISSING_PROG, [
AC_REQUIRE([AM_MISSING_HAS_RUN])
$1=${$1-"${am_missing_run}$2"}
AC_SUBST($1)])

dnl Like AM_MISSING_PROG, but only looks for install-sh.
dnl AM_MISSING_INSTALL_SH(NAME)
AC_DEFUN(AM_MISSING_INSTALL_SH, [
AC_REQUIRE([AM_MISSING_HAS_RUN])
if test -z "$1"; then
   $1="${am_missing_run}install-sh"
   test -f "$1" || $1="${am_missing_run}install.sh"
fi
AC_SUBST($1)])

dnl AM_MISSING_HAS_RUN.
dnl Define MISSING if not defined so far and test if it supports --run.
dnl If it does, set am_missing_run to use it, otherwise, to nothing.
AC_DEFUN([AM_MISSING_HAS_RUN], [
test x"${MISSING+set}" = xset || \
  MISSING="\${SHELL} `CDPATH=: && cd $ac_aux_dir && pwd`/missing"
dnl Use eval to expand $SHELL
if eval "$MISSING --run :"; then
  am_missing_run="$MISSING --run "
else
  am_missing_run=
  AC_MSG_WARN([\`missing' script is too old or missing])
fi
])