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dnl bsp-arg-enable.m4,v 1.2 2001/02/02 18:30:42 joel Exp

dnl

dnl RTEMS_BSP_ARG_ENABLE(FEATURE, HELP-STRING, ACTION-IF-TRUE [, ACTION-IF-FALSE])

dnl

dnl Accept --enable-FEATURE=<RTEMS_BSP>:<bsp-value> and

dnl --enable-FEATURE=<value> in BSP-configure scripts.

dnl

dnl Configure scripts will receive <bsp-value> if <RTEMS_BSP> matches the

dnl actual value of the shell variable RTEMS_BSP (cf. RTEMS_ENV_RTEMSBSP),

dnl and the raw value passed to --enable-FEATURE otherwise.

dnl

AC_DEFUN(RTEMS_BSP_ARG_ENABLE,

[AC_REQUIRE([RTEMS_ENV_RTEMSBSP])

AC_ARG_ENABLE([$1],[$2],

[enableval=`echo "[$enable_]patsubst([$1], -, _)" | sed -e "s%^${RTEMS_BSP}:%%"`

  eval "[enable_]patsubst([$1], -, _)='$enableval'"

$3],[$4])

])