diff options
Diffstat (limited to 'c/src/aclocal/bsp-arg-enable.m4')
-rw-r--r-- | c/src/aclocal/bsp-arg-enable.m4 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/c/src/aclocal/bsp-arg-enable.m4 b/c/src/aclocal/bsp-arg-enable.m4 new file mode 100644 index 0000000000..91972a5303 --- /dev/null +++ b/c/src/aclocal/bsp-arg-enable.m4 @@ -0,0 +1,18 @@ +dnl $Id$ +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]) +]) |