menusets.4th revision 281843
1\ Copyright (c) 2012 Devin Teske <dteske@FreeBSD.org> 2\ All rights reserved. 3\ 4\ Redistribution and use in source and binary forms, with or without 5\ modification, are permitted provided that the following conditions 6\ are met: 7\ 1. Redistributions of source code must retain the above copyright 8\ notice, this list of conditions and the following disclaimer. 9\ 2. Redistributions in binary form must reproduce the above copyright 10\ notice, this list of conditions and the following disclaimer in the 11\ documentation and/or other materials provided with the distribution. 12\ 13\ THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14\ ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15\ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16\ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17\ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18\ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19\ OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20\ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21\ LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22\ OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23\ SUCH DAMAGE. 24\ 25\ $FreeBSD: stable/10/sys/boot/forth/menusets.4th 281843 2015-04-22 01:08:40Z dteske $ 26 27marker task-menusets.4th 28 29vocabulary menusets-infrastructure 30only forth also menusets-infrastructure definitions 31 32variable menuset_use_name 33 34create menuset_affixbuf 255 allot 35create menuset_x 1 allot 36create menuset_y 1 allot 37 38: menuset-loadvar ( -- ) 39 40 \ menuset_use_name is true or false 41 \ $type should be set to one of: 42 \ menu toggled ansi 43 \ $var should be set to one of: 44 \ caption command keycode text ... 45 \ $affix is either prefix (menuset_use_name is true) 46 \ or infix (menuset_use_name is false) 47 48 s" set cmdbuf='set ${type}_${var}=\$'" evaluate 49 s" cmdbuf" getenv swap drop ( -- u1 ) \ get string length 50 menuset_use_name @ true = if 51 s" set cmdbuf=${cmdbuf}${affix}${type}_${var}" 52 ( u1 -- u1 c-addr2 u2 ) 53 else 54 s" set cmdbuf=${cmdbuf}${type}set${affix}_${var}" 55 ( u1 -- u1 c-addr2 u2 ) 56 then 57 evaluate ( u1 c-addr2 u2 -- u1 ) 58 s" cmdbuf" getenv ( u1 -- u1 c-addr2 u2 ) 59 rot 2 pick 2 pick over + -rot + tuck - 60 ( u1 c-addr2 u2 -- c-addr2 u2 c-addr1 u1 ) 61 \ Generate a string representing rvalue inheritance var 62 getenv dup -1 = if 63 ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 -1 ) 64 \ NOT set -- clean up the stack 65 drop ( c-addr2 u2 -1 -- c-addr2 u2 ) 66 2drop ( c-addr2 u2 -- ) 67 else 68 ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 c-addr1 u1 ) 69 \ SET -- execute cmdbuf (c-addr2/u2) to inherit value 70 2drop ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 ) 71 evaluate ( c-addr2 u2 -- ) 72 then 73 74 s" cmdbuf" unsetenv 75; 76 77: menuset-unloadvar ( -- ) 78 79 \ menuset_use_name is true or false 80 \ $type should be set to one of: 81 \ menu toggled ansi 82 \ $var should be set to one of: 83 \ caption command keycode text ... 84 \ $affix is either prefix (menuset_use_name is true) 85 \ or infix (menuset_use_name is false) 86 87 menuset_use_name @ true = if 88 s" set buf=${affix}${type}_${var}" 89 else 90 s" set buf=${type}set${affix}_${var}" 91 then 92 evaluate 93 s" buf" getenv unsetenv 94 s" buf" unsetenv 95; 96 97: menuset-loadmenuvar ( -- ) 98 s" set type=menu" evaluate 99 menuset-loadvar 100; 101 102: menuset-unloadmenuvar ( -- ) 103 s" set type=menu" evaluate 104 menuset-unloadvar 105; 106 107: menuset-loadxvar ( -- ) 108 109 \ menuset_use_name is true or false 110 \ $type should be set to one of: 111 \ menu toggled ansi 112 \ $var should be set to one of: 113 \ caption command keycode text ... 114 \ $x is "1" through "8" 115 \ $affix is either prefix (menuset_use_name is true) 116 \ or infix (menuset_use_name is false) 117 118 s" set cmdbuf='set ${type}_${var}[${x}]=\$'" evaluate 119 s" cmdbuf" getenv swap drop ( -- u1 ) \ get string length 120 menuset_use_name @ true = if 121 s" set cmdbuf=${cmdbuf}${affix}${type}_${var}[${x}]" 122 ( u1 -- u1 c-addr2 u2 ) 123 else 124 s" set cmdbuf=${cmdbuf}${type}set${affix}_${var}[${x}]" 125 ( u1 -- u1 c-addr2 u2 ) 126 then 127 evaluate ( u1 c-addr2 u2 -- u1 ) 128 s" cmdbuf" getenv ( u1 -- u1 c-addr2 u2 ) 129 rot 2 pick 2 pick over + -rot + tuck - 130 ( u1 c-addr2 u2 -- c-addr2 u2 c-addr1 u1 ) 131 \ Generate a string representing rvalue inheritance var 132 getenv dup -1 = if 133 ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 -1 ) 134 \ NOT set -- clean up the stack 135 drop ( c-addr2 u2 -1 -- c-addr2 u2 ) 136 2drop ( c-addr2 u2 -- ) 137 else 138 ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 c-addr1 u1 ) 139 \ SET -- execute cmdbuf (c-addr2/u2) to inherit value 140 2drop ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 ) 141 evaluate ( c-addr2 u2 -- ) 142 then 143 144 s" cmdbuf" unsetenv 145; 146 147: menuset-unloadxvar ( -- ) 148 149 \ menuset_use_name is true or false 150 \ $type should be set to one of: 151 \ menu toggled ansi 152 \ $var should be set to one of: 153 \ caption command keycode text ... 154 \ $x is "1" through "8" 155 \ $affix is either prefix (menuset_use_name is true) 156 \ or infix (menuset_use_name is false) 157 158 menuset_use_name @ true = if 159 s" set buf=${affix}${type}_${var}[${x}]" 160 else 161 s" set buf=${type}set${affix}_${var}[${x}]" 162 then 163 evaluate 164 s" buf" getenv unsetenv 165 s" buf" unsetenv 166; 167 168: menuset-loadansixvar ( -- ) 169 s" set type=ansi" evaluate 170 menuset-loadxvar 171; 172 173: menuset-unloadansixvar ( -- ) 174 s" set type=ansi" evaluate 175 menuset-unloadxvar 176; 177 178: menuset-loadmenuxvar ( -- ) 179 s" set type=menu" evaluate 180 menuset-loadxvar 181; 182 183: menuset-unloadmenuxvar ( -- ) 184 s" set type=menu" evaluate 185 menuset-unloadxvar 186; 187 188: menuset-loadtoggledxvar ( -- ) 189 s" set type=toggled" evaluate 190 menuset-loadxvar 191; 192 193: menuset-unloadtoggledxvar ( -- ) 194 s" set type=toggled" evaluate 195 menuset-unloadxvar 196; 197 198: menuset-loadxyvar ( -- ) 199 200 \ menuset_use_name is true or false 201 \ $type should be set to one of: 202 \ menu toggled ansi 203 \ $var should be set to one of: 204 \ caption command keycode text ... 205 \ $x is "1" through "8" 206 \ $y is "0" through "9" 207 \ $affix is either prefix (menuset_use_name is true) 208 \ or infix (menuset_use_name is false) 209 210 s" set cmdbuf='set ${type}_${var}[${x}][${y}]=\$'" evaluate 211 s" cmdbuf" getenv swap drop ( -- u1 ) \ get string length 212 menuset_use_name @ true = if 213 s" set cmdbuf=${cmdbuf}${affix}${type}_${var}[${x}][${y}]" 214 ( u1 -- u1 c-addr2 u2 ) 215 else 216 s" set cmdbuf=${cmdbuf}${type}set${affix}_${var}[${x}][${y}]" 217 ( u1 -- u1 c-addr2 u2 ) 218 then 219 evaluate ( u1 c-addr2 u2 -- u1 ) 220 s" cmdbuf" getenv ( u1 -- u1 c-addr2 u2 ) 221 rot 2 pick 2 pick over + -rot + tuck - 222 ( u1 c-addr2 u2 -- c-addr2 u2 c-addr1 u1 ) 223 \ Generate a string representing rvalue inheritance var 224 getenv dup -1 = if 225 ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 -1 ) 226 \ NOT set -- clean up the stack 227 drop ( c-addr2 u2 -1 -- c-addr2 u2 ) 228 2drop ( c-addr2 u2 -- ) 229 else 230 ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 c-addr1 u1 ) 231 \ SET -- execute cmdbuf (c-addr2/u2) to inherit value 232 2drop ( c-addr2 u2 c-addr1 u1 -- c-addr2 u2 ) 233 evaluate ( c-addr2 u2 -- ) 234 then 235 236 s" cmdbuf" unsetenv 237; 238 239: menuset-unloadxyvar ( -- ) 240 241 \ menuset_use_name is true or false 242 \ $type should be set to one of: 243 \ menu toggled ansi 244 \ $var should be set to one of: 245 \ caption command keycode text ... 246 \ $x is "1" through "8" 247 \ $y is "0" through "9" 248 \ $affix is either prefix (menuset_use_name is true) 249 \ or infix (menuset_use_name is false) 250 251 menuset_use_name @ true = if 252 s" set buf=${affix}${type}_${var}[${x}][${y}]" 253 else 254 s" set buf=${type}set${affix}_${var}[${x}][${y}]" 255 then 256 evaluate 257 s" buf" getenv unsetenv 258 s" buf" unsetenv 259; 260 261: menuset-loadansixyvar ( -- ) 262 s" set type=ansi" evaluate 263 menuset-loadxyvar 264; 265 266: menuset-unloadansixyvar ( -- ) 267 s" set type=ansi" evaluate 268 menuset-unloadxyvar 269; 270 271: menuset-loadmenuxyvar ( -- ) 272 s" set type=menu" evaluate 273 menuset-loadxyvar 274; 275 276: menuset-unloadmenuxyvar ( -- ) 277 s" set type=menu" evaluate 278 menuset-unloadxyvar 279; 280 281: menuset-setnum-namevar ( N -- C-Addr/U ) 282 283 s" menuset_nameNNNNN" ( n -- n c-addr1 u1 ) \ variable basename 284 drop 12 ( n c-addr1 u1 -- n c-addr1 12 ) \ remove "NNNNN" 285 rot ( n c-addr1 12 -- c-addr1 12 n ) \ move number on top 286 287 \ convert to string 288 s>d <# #s #> ( c-addr1 12 n -- c-addr1 12 c-addr2 u2 ) 289 290 \ Combine strings 291 begin ( using u2 in c-addr2/u2 pair as countdown to zero ) 292 over ( c-addr1 u1 c-addr2 u2 -- continued below ) 293 ( c-addr1 u1 c-addr2 u2 c-addr2 ) \ copy src-addr 294 c@ ( c-addr1 u1 c-addr2 u2 c-addr2 -- continued below ) 295 ( c-addr1 u1 c-addr2 u2 c ) \ get next src-addr byte 296 4 pick 4 pick 297 ( c-addr1 u1 c-addr2 u2 c -- continued below ) 298 ( c-addr1 u1 c-addr2 u2 c c-addr1 u1 ) 299 \ get destination c-addr1/u1 pair 300 + ( c-addr1 u1 c-addr2 u2 c c-addr1 u1 -- cont. below ) 301 ( c-addr1 u1 c-addr2 u2 c c-addr3 ) 302 \ combine dest-c-addr to get dest-addr for byte 303 c! ( c-addr1 u1 c-addr2 u2 c c-addr3 -- continued below ) 304 ( c-addr1 u1 c-addr2 u2 ) 305 \ store the current src-addr byte into dest-addr 306 307 2swap 1+ 2swap \ increment u1 in destination c-addr1/u1 pair 308 swap 1+ swap \ increment c-addr2 in source c-addr2/u2 pair 309 1- \ decrement u2 in the source c-addr2/u2 pair 310 311 dup 0= \ time to break? 312 until 313 314 2drop ( c-addr1 u1 c-addr2 u2 -- c-addr1 u1 ) 315 \ drop temporary number-format conversion c-addr2/u2 316; 317 318: menuset-checksetnum ( N -- ) 319 320 \ 321 \ adjust input to be both positive and no-higher than 65535 322 \ 323 abs dup 65535 > if drop 65535 then ( n -- n ) 324 325 \ 326 \ The next few blocks will determine if we should use the default 327 \ methodology (referencing the original numeric stack-input), or if- 328 \ instead $menuset_name{N} has been defined wherein we would then 329 \ use the value thereof as the prefix to every menu variable. 330 \ 331 332 false menuset_use_name ! \ assume name is not set 333 334 menuset-setnum-namevar 335 \ 336 \ We now have a string that is the assembled variable name to check 337 \ for... $menuset_name{N}. Let's check for it. 338 \ 339 2dup ( c-addr1 u1 -- c-addr1 u1 c-addr1 u1 ) \ save a copy 340 getenv dup -1 <> if ( c-addr1 u1 c-addr1 u1 -- c-addr1 u1 c-addr2 u2 ) 341 \ The variable is set. Let's clean up the stack leaving only 342 \ its value for later use. 343 344 true menuset_use_name ! 345 2swap 2drop ( c-addr1 u1 c-addr2 u2 -- c-addr2 u2 ) 346 \ drop assembled variable name, leave the value 347 else ( c-addr1 u1 c-addr1 u1 -- c-addr1 u1 -1 ) \ no such variable 348 \ The variable is not set. Let's clean up the stack leaving the 349 \ string [portion] representing the original numeric input. 350 351 drop ( c-addr1 u1 -1 -- c-addr1 u1 ) \ drop -1 result 352 12 - swap 12 + swap ( c-addr1 u1 -- c-addr2 u2 ) 353 \ truncate to original numeric stack-input 354 then 355 356 \ 357 \ Now, depending on whether $menuset_name{N} has been set, we have 358 \ either the value thereof to be used as a prefix to all menu_* 359 \ variables or we have a string representing the numeric stack-input 360 \ to be used as a "set{N}" infix to the same menu_* variables. 361 \ 362 \ For example, if the stack-input is 1 and menuset_name1 is NOT set 363 \ the following variables will be referenced: 364 \ ansiset1_caption[x] -> ansi_caption[x] 365 \ ansiset1_caption[x][y] -> ansi_caption[x][y] 366 \ menuset1_acpi -> menu_acpi 367 \ menuset1_caption[x] -> menu_caption[x] 368 \ menuset1_caption[x][y] -> menu_caption[x][y] 369 \ menuset1_command[x] -> menu_command[x] 370 \ menuset1_init -> ``evaluated'' 371 \ menuset1_init[x] -> menu_init[x] 372 \ menuset1_kernel -> menu_kernel 373 \ menuset1_keycode[x] -> menu_keycode[x] 374 \ menuset1_options -> menu_options 375 \ menuset1_optionstext -> menu_optionstext 376 \ menuset1_reboot -> menu_reboot 377 \ toggledset1_ansi[x] -> toggled_ansi[x] 378 \ toggledset1_text[x] -> toggled_text[x] 379 \ otherwise, the following variables are referenced (where {name} 380 \ represents the value of $menuset_name1 (given 1 as stack-input): 381 \ {name}ansi_caption[x] -> ansi_caption[x] 382 \ {name}ansi_caption[x][y] -> ansi_caption[x][y] 383 \ {name}menu_acpi -> menu_acpi 384 \ {name}menu_caption[x] -> menu_caption[x] 385 \ {name}menu_caption[x][y] -> menu_caption[x][y] 386 \ {name}menu_command[x] -> menu_command[x] 387 \ {name}menu_init -> ``evaluated'' 388 \ {name}menu_init[x] -> menu_init[x] 389 \ {name}menu_kernel -> menu_kernel 390 \ {name}menu_keycode[x] -> menu_keycode[x] 391 \ {name}menu_options -> menu_options 392 \ {name}menu_optionstext -> menu_optionstext 393 \ {name}menu_reboot -> menu_reboot 394 \ {name}toggled_ansi[x] -> toggled_ansi[x] 395 \ {name}toggled_text[x] -> toggled_text[x] 396 \ 397 \ Note that menuset{N}_init and {name}menu_init are the initializers 398 \ for the entire menu (for wholly dynamic menus) opposed to the per- 399 \ menuitem initializers (with [x] afterward). The whole-menu init 400 \ routine is evaluated and not passed down to $menu_init (which 401 \ would result in double evaluation). By doing this, the initializer 402 \ can initialize the menuset before we transfer it to active-duty. 403 \ 404 405 \ 406 \ Copy our affixation (prefix or infix depending on menuset_use_name) 407 \ to our buffer so that we can safely use the s-quote (s") buf again. 408 \ 409 menuset_affixbuf 0 2swap ( c-addr2 u2 -- c-addr1 0 c-addr2 u2 ) 410 begin ( using u2 in c-addr2/u2 pair as countdown to zero ) 411 over ( c-addr1 u1 c-addr2 u2 -- c-addr1 u1 c-addr2 u2 c-addr2 ) 412 c@ ( c-addr1 u1 c-addr2 u2 -- c-addr1 u1 c-addr2 u2 c ) 413 4 pick 4 pick 414 ( c-addr1 u1 c-addr2 u2 c -- continued below ) 415 ( c-addr1 u1 c-addr2 u2 c c-addr1 u1 ) 416 + ( c-addr1 u1 c-addr2 u2 c c-addr1 u1 -- continued below ) 417 ( c-addr1 u1 c-addr2 u2 c c-addr3 ) 418 c! ( c-addr1 u1 c-addr2 u2 c c-addr3 -- continued below ) 419 ( c-addr1 u1 c-addr2 u2 ) 420 2swap 1+ 2swap \ increment affixbuf byte position/count 421 swap 1+ swap \ increment strbuf pointer (source c-addr2) 422 1- \ decrement strbuf byte count (source u2) 423 dup 0= \ time to break? 424 until 425 2drop ( c-addr1 u1 c-addr2 u2 -- c-addr1 u1 ) \ drop strbuf c-addr2/u2 426 427 \ 428 \ Create a variable for referencing our affix data (prefix or infix 429 \ depending on menuset_use_name as described above). This variable will 430 \ be temporary and only used to simplify cmdbuf assembly. 431 \ 432 s" affix" setenv ( c-addr1 u1 -- ) 433; 434 435: menuset-cleanup ( -- ) 436 s" type" unsetenv 437 s" var" unsetenv 438 s" x" unsetenv 439 s" y" unsetenv 440 s" affix" unsetenv 441; 442 443only forth definitions also menusets-infrastructure 444 445: menuset-loadsetnum ( N -- ) 446 447 menuset-checksetnum ( n -- ) 448 449 \ 450 \ From here out, we use temporary environment variables to make 451 \ dealing with variable-length strings easier. 452 \ 453 \ menuset_use_name is true or false 454 \ $affix should be used appropriately w/respect to menuset_use_name 455 \ 456 457 \ ... menu_init ... 458 s" set var=init" evaluate 459 menuset-loadmenuvar 460 461 \ If menu_init was set by the above, evaluate it here-and-now 462 \ so that the remaining variables are influenced by its actions 463 s" menu_init" 2dup getenv dup -1 <> if 464 2swap unsetenv \ don't want later menu-create to re-call this 465 evaluate 466 else 467 drop 2drop ( n c-addr u -1 -- n ) 468 then 469 470 [char] 1 ( -- x ) \ Loop range ASCII '1' (49) to '8' (56) 471 begin 472 dup menuset_x tuck c! 1 s" x" setenv \ set loop iterator and $x 473 474 s" set var=caption" evaluate 475 476 \ ... menu_caption[x] ... 477 menuset-loadmenuxvar 478 479 \ ... ansi_caption[x] ... 480 menuset-loadansixvar 481 482 [char] 0 ( x -- x y ) \ Inner Loop ASCII '1' (48) to '9' (57) 483 begin 484 dup menuset_y tuck c! 1 s" y" setenv 485 \ set inner loop iterator and $y 486 487 \ ... menu_caption[x][y] ... 488 menuset-loadmenuxyvar 489 490 \ ... ansi_caption[x][y] ... 491 menuset-loadansixyvar 492 493 1+ dup 57 > ( x y -- y' 0|-1 ) \ increment and test 494 until 495 drop ( x y -- x ) 496 497 \ ... menu_command[x] ... 498 s" set var=command" evaluate 499 menuset-loadmenuxvar 500 501 \ ... menu_init[x] ... 502 s" set var=init" evaluate 503 menuset-loadmenuxvar 504 505 \ ... menu_keycode[x] ... 506 s" set var=keycode" evaluate 507 menuset-loadmenuxvar 508 509 \ ... toggled_text[x] ... 510 s" set var=text" evaluate 511 menuset-loadtoggledxvar 512 513 \ ... toggled_ansi[x] ... 514 s" set var=ansi" evaluate 515 menuset-loadtoggledxvar 516 517 1+ dup 56 > ( x -- x' 0|-1 ) \ increment iterator 518 \ continue if less than 57 519 until 520 drop ( x -- ) \ loop iterator 521 522 \ ... menu_reboot ... 523 s" set var=reboot" evaluate 524 menuset-loadmenuvar 525 526 \ ... menu_acpi ... 527 s" set var=acpi" evaluate 528 menuset-loadmenuvar 529 530 \ ... menu_kernel ... 531 s" set var=kernel" evaluate 532 menuset-loadmenuvar 533 534 \ ... menu_options ... 535 s" set var=options" evaluate 536 menuset-loadmenuvar 537 538 \ ... menu_optionstext ... 539 s" set var=optionstext" evaluate 540 menuset-loadmenuvar 541 542 menuset-cleanup 543; 544 545: menusets-unset ( -- ) 546 547 s" menuset_initial" unsetenv 548 549 1 begin 550 dup menuset-checksetnum ( n n -- n ) 551 552 dup menuset-setnum-namevar ( n n -- n ) 553 unsetenv 554 555 \ If the current menuset does not populate the first menuitem, 556 \ we stop completely. 557 558 menuset_use_name @ true = if 559 s" set buf=${affix}menu_caption[1]" 560 else 561 s" set buf=menuset${affix}_caption[1]" 562 then 563 evaluate s" buf" getenv getenv -1 = if 564 drop ( n -- ) 565 s" buf" unsetenv 566 menuset-cleanup 567 exit 568 else 569 drop ( n c-addr2 -- n ) \ unused 570 then 571 572 [char] 1 ( n -- n x ) \ Loop range ASCII '1' (49) to '8' (56) 573 begin 574 dup menuset_x tuck c! 1 s" x" setenv \ set $x to x 575 576 s" set var=caption" evaluate 577 menuset-unloadmenuxvar 578 menuset-unloadmenuxvar 579 menuset-unloadansixvar 580 [char] 0 ( n x -- n x y ) \ Inner loop '0' to '9' 581 begin 582 dup menuset_y tuck c! 1 s" y" setenv 583 \ sets $y to y 584 menuset-unloadmenuxyvar 585 menuset-unloadansixyvar 586 1+ dup 57 > ( n x y -- n x y' 0|-1 ) 587 until 588 drop ( n x y -- n x ) 589 s" set var=command" evaluate menuset-unloadmenuxvar 590 s" set var=init" evaluate menuset-unloadmenuxvar 591 s" set var=keycode" evaluate menuset-unloadmenuxvar 592 s" set var=text" evaluate menuset-unloadtoggledxvar 593 s" set var=ansi" evaluate menuset-unloadtoggledxvar 594 595 1+ dup 56 > ( x -- x' 0|-1 ) \ increment and test 596 until 597 drop ( n x -- n ) \ loop iterator 598 599 s" set var=acpi" evaluate menuset-unloadmenuvar 600 s" set var=init" evaluate menuset-unloadmenuvar 601 s" set var=kernel" evaluate menuset-unloadmenuvar 602 s" set var=options" evaluate menuset-unloadmenuvar 603 s" set var=optionstext" evaluate menuset-unloadmenuvar 604 s" set var=reboot" evaluate menuset-unloadmenuvar 605 606 1+ dup 65535 > ( n -- n' 0|-1 ) \ increment and test 607 until 608 drop ( n' -- ) \ loop iterator 609 610 s" buf" unsetenv 611 menuset-cleanup 612; 613 614only forth definitions 615 616: menuset-loadinitial ( -- ) 617 s" menuset_initial" getenv dup -1 <> if 618 ?number 0<> if 619 menuset-loadsetnum 620 then 621 else 622 drop \ cruft 623 then 624; 625