90 lines
2.3 KiB
Plaintext
90 lines
2.3 KiB
Plaintext
\ FORTH is identifed by a forth comment at first line
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\
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\ terminal control stuff
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\
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: TTY.CSI d# 27 EMIT ASCII [ EMIT ;
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: TTY.HOME TTY.CSI ASCII H EMIT ;
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: TTY.CLR_EOS TTY.CSI ASCII J EMIT ;
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: TTY.HOME_CLR TTY.HOME TTY.CLR_EOS ;
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\
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\ boot menu stuff
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\
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: my-max-boot-num 4 ;
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: my-boot-default 1 ;
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: my-boot-delay d# 300 ; \ unit = 100 ms
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: my-print-menu ( -- )
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TTY.HOME_CLR
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." " cr
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." Welcome to Debian GNU/Linux ${DEBIAN_VERSION}!" cr
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." " cr
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." This is a Debian installation ${MEDIA_TYPE}," cr
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." built on ${BUILD_DATE}." cr
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." " cr
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." The default option is (1) 'install'. For maximum" cr
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." control, you can use the (2) 'expert' option." cr
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." " cr
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." ************************************" cr
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." If in doubt, just choose (1) 'install'" cr
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." ************************************" cr
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." " cr
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." 1: install" cr
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." 2: expert" cr
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." 3: rescue" cr
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." 4: return to OF prompt" cr
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." " cr
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;
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: my-boot-case ( num -- )
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." " cr
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case
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1 of " cd install/powerpc/vmlinuz-chrp.initrd --" endof
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2 of " cd install/powerpc/vmlinuz-chrp.initrd DEBCONF_PRIORITY=low --" endof
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3 of " cd install/powerpc/vmlinuz-chrp.initrd rescue/enable=true --" endof
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4 of " none" endof
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endcase
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$boot
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;
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: my-input-num ( wait-period max-boot-num default-num -- boot-num )
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1 \ loop-inc = 1
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3 pick 0 do
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0d emit
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." press 1-"
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( wait-period max-boot-num default-num loop-inc )
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2 pick ascii 0 + emit
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dup 1 = if
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." within "
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3 pick i - d# 10 / .d
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." seconds"
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then
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." (default: "
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over ascii 0 + emit
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." ) : "
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d# 100 ms
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key? if
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key
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( wait-period max-boot-num default-num loop-inc key )
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dup 0d = if \ return pressed
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drop leave
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then
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ascii 0 -
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( wait-period max-boot-num default-num loop-inc num )
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dup 1 5 pick
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( wait-period max-boot-num default-num loop-inc num num 1 max-boot-num )
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between if
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rot drop swap leave
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then
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( wait-period max-boot-num default-num loop-inc num )
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2drop 0 \ loop-inc = 0
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then
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dup +loop
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drop
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( wait-period max-boot-num boot-num )
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nip nip
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;
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my-print-menu
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my-boot-delay my-max-boot-num my-boot-default my-input-num
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my-boot-case
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