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wdenk5dfa25f2002-10-19 19:42:10 +00001/*
wdenk8bde7f72003-06-27 21:31:46 +00002 * (C) Copyright 2000-2003
wdenk5dfa25f2002-10-19 19:42:10 +00003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * Command Processor Table
26 */
27
28#include <common.h>
29#include <command.h>
wdenk5dfa25f2002-10-19 19:42:10 +000030
31int
32do_version (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
33{
34 extern char version_string[];
35 printf ("\n%s\n", version_string);
36 return 0;
37}
38
wdenk0d498392003-07-01 21:06:45 +000039U_BOOT_CMD(
40 version, 1, 1, do_version,
Wolfgang Denk53677ef2008-05-20 16:00:29 +020041 "version - print monitor version\n",
wdenkb0fce992003-06-29 21:03:46 +000042 NULL
43);
44
Jon Loeligerc3517f92007-07-08 18:10:08 -050045#if defined(CONFIG_CMD_ECHO)
Wolfgang Denk953c5b62006-03-12 16:51:59 +010046
wdenk5dfa25f2002-10-19 19:42:10 +000047int
48do_echo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
49{
50 int i, putnl = 1;
51
52 for (i = 1; i < argc; i++) {
53 char *p = argv[i], c;
54
55 if (i > 1)
56 putc(' ');
wdenk71f95112003-06-15 22:40:42 +000057 while ((c = *p++) != '\0') {
wdenk5dfa25f2002-10-19 19:42:10 +000058 if (c == '\\' && *p == 'c') {
59 putnl = 0;
60 p++;
wdenk71f95112003-06-15 22:40:42 +000061 } else {
wdenk5dfa25f2002-10-19 19:42:10 +000062 putc(c);
wdenk71f95112003-06-15 22:40:42 +000063 }
64 }
wdenk5dfa25f2002-10-19 19:42:10 +000065 }
66
67 if (putnl)
68 putc('\n');
69 return 0;
70}
71
wdenk0d498392003-07-01 21:06:45 +000072U_BOOT_CMD(
73 echo, CFG_MAXARGS, 1, do_echo,
Wolfgang Denk53677ef2008-05-20 16:00:29 +020074 "echo - echo args to console\n",
75 "[args..]\n"
wdenkb0fce992003-06-29 21:03:46 +000076 " - echo args to console; \\c suppresses newline\n"
77);
78
Jon Loeliger90253172007-07-10 11:02:44 -050079#endif
Wolfgang Denk953c5b62006-03-12 16:51:59 +010080
wdenkc26e4542004-04-18 10:13:26 +000081#ifdef CFG_HUSH_PARSER
82
83int
84do_test (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
85{
86 char **ap;
87 int left, adv, expr, last_expr, neg, last_cmp;
88
89 /* args? */
90 if (argc < 3)
91 return 1;
92
93#if 0
94 {
95 printf("test:");
wdenk6e592382004-04-18 17:39:38 +000096 left = 1;
wdenkc26e4542004-04-18 10:13:26 +000097 while (argv[left])
98 printf(" %s", argv[left++]);
99 }
100#endif
wdenk6e592382004-04-18 17:39:38 +0000101
wdenkc26e4542004-04-18 10:13:26 +0000102 last_expr = 0;
103 left = argc - 1; ap = argv + 1;
104 if (left > 0 && strcmp(ap[0], "!") == 0) {
105 neg = 1;
106 ap++;
107 left--;
108 } else
109 neg = 0;
110
111 expr = -1;
112 last_cmp = -1;
113 last_expr = -1;
114 while (left > 0) {
115
116 if (strcmp(ap[0], "-o") == 0 || strcmp(ap[0], "-a") == 0)
117 adv = 1;
118 else if (strcmp(ap[0], "-z") == 0 || strcmp(ap[0], "-n") == 0)
119 adv = 2;
120 else
121 adv = 3;
122
123 if (left < adv) {
124 expr = 1;
125 break;
126 }
127
128 if (adv == 1) {
129 if (strcmp(ap[0], "-o") == 0) {
130 last_expr = expr;
131 last_cmp = 0;
132 } else if (strcmp(ap[0], "-a") == 0) {
133 last_expr = expr;
134 last_cmp = 1;
135 } else {
136 expr = 1;
137 break;
138 }
139 }
140
141 if (adv == 2) {
142 if (strcmp(ap[0], "-z") == 0)
wdenkc26e4542004-04-18 10:13:26 +0000143 expr = strlen(ap[1]) == 0 ? 1 : 0;
wdenk20787e22005-04-06 00:04:16 +0000144 else if (strcmp(ap[0], "-n") == 0)
145 expr = strlen(ap[1]) == 0 ? 0 : 1;
wdenkc26e4542004-04-18 10:13:26 +0000146 else {
147 expr = 1;
148 break;
149 }
150
151 if (last_cmp == 0)
152 expr = last_expr || expr;
153 else if (last_cmp == 1)
154 expr = last_expr && expr;
155 last_cmp = -1;
156 }
157
158 if (adv == 3) {
159 if (strcmp(ap[1], "=") == 0)
160 expr = strcmp(ap[0], ap[2]) == 0;
161 else if (strcmp(ap[1], "!=") == 0)
162 expr = strcmp(ap[0], ap[2]) != 0;
163 else if (strcmp(ap[1], ">") == 0)
164 expr = strcmp(ap[0], ap[2]) > 0;
165 else if (strcmp(ap[1], "<") == 0)
166 expr = strcmp(ap[0], ap[2]) < 0;
167 else if (strcmp(ap[1], "-eq") == 0)
168 expr = simple_strtol(ap[0], NULL, 10) == simple_strtol(ap[2], NULL, 10);
169 else if (strcmp(ap[1], "-ne") == 0)
170 expr = simple_strtol(ap[0], NULL, 10) != simple_strtol(ap[2], NULL, 10);
171 else if (strcmp(ap[1], "-lt") == 0)
172 expr = simple_strtol(ap[0], NULL, 10) < simple_strtol(ap[2], NULL, 10);
173 else if (strcmp(ap[1], "-le") == 0)
174 expr = simple_strtol(ap[0], NULL, 10) <= simple_strtol(ap[2], NULL, 10);
175 else if (strcmp(ap[1], "-gt") == 0)
176 expr = simple_strtol(ap[0], NULL, 10) > simple_strtol(ap[2], NULL, 10);
177 else if (strcmp(ap[1], "-ge") == 0)
178 expr = simple_strtol(ap[0], NULL, 10) >= simple_strtol(ap[2], NULL, 10);
179 else {
180 expr = 1;
181 break;
182 }
183
184 if (last_cmp == 0)
185 expr = last_expr || expr;
186 else if (last_cmp == 1)
187 expr = last_expr && expr;
188 last_cmp = -1;
189 }
190
191 ap += adv; left -= adv;
192 }
193
194 if (neg)
195 expr = !expr;
196
197 expr = !expr;
198
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200199 debug (": returns %d\n", expr);
wdenkc26e4542004-04-18 10:13:26 +0000200
201 return expr;
202}
203
204U_BOOT_CMD(
205 test, CFG_MAXARGS, 1, do_test,
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200206 "test - minimal test like /bin/sh\n",
207 "[args..]\n"
wdenkc26e4542004-04-18 10:13:26 +0000208 " - test functionality\n"
209);
210
211int
212do_exit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
213{
214 int r;
215
216 r = 0;
217 if (argc > 1)
218 r = simple_strtoul(argv[1], NULL, 10);
219
220 return -r - 2;
221}
222
223U_BOOT_CMD(
224 exit, 2, 1, do_exit,
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200225 "exit - exit script\n",
wdenkc26e4542004-04-18 10:13:26 +0000226 " - exit functionality\n"
227);
228
229
230#endif
231
wdenk5dfa25f2002-10-19 19:42:10 +0000232/*
233 * Use puts() instead of printf() to avoid printf buffer overflow
234 * for long help messages
235 */
wdenk8bde7f72003-06-27 21:31:46 +0000236int do_help (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
wdenk5dfa25f2002-10-19 19:42:10 +0000237{
238 int i;
239 int rcode = 0;
240
wdenk8bde7f72003-06-27 21:31:46 +0000241 if (argc == 1) { /*show list of commands */
wdenk5dfa25f2002-10-19 19:42:10 +0000242
wdenk9d2b18a2003-06-28 23:11:04 +0000243 int cmd_items = &__u_boot_cmd_end -
244 &__u_boot_cmd_start; /* pointer arith! */
245 cmd_tbl_t *cmd_array[cmd_items];
246 int i, j, swaps;
wdenk8bde7f72003-06-27 21:31:46 +0000247
wdenk9d2b18a2003-06-28 23:11:04 +0000248 /* Make array of commands from .uboot_cmd section */
249 cmdtp = &__u_boot_cmd_start;
250 for (i = 0; i < cmd_items; i++) {
251 cmd_array[i] = cmdtp++;
wdenk8bde7f72003-06-27 21:31:46 +0000252 }
wdenk8bde7f72003-06-27 21:31:46 +0000253
wdenk9d2b18a2003-06-28 23:11:04 +0000254 /* Sort command list (trivial bubble sort) */
255 for (i = cmd_items - 1; i > 0; --i) {
256 swaps = 0;
257 for (j = 0; j < i; ++j) {
258 if (strcmp (cmd_array[j]->name,
259 cmd_array[j + 1]->name) > 0) {
260 cmd_tbl_t *tmp;
261 tmp = cmd_array[j];
262 cmd_array[j] = cmd_array[j + 1];
263 cmd_array[j + 1] = tmp;
264 ++swaps;
265 }
wdenk8bde7f72003-06-27 21:31:46 +0000266 }
wdenk9d2b18a2003-06-28 23:11:04 +0000267 if (!swaps)
268 break;
wdenk8bde7f72003-06-27 21:31:46 +0000269 }
270
271 /* print short help (usage) */
wdenk9d2b18a2003-06-28 23:11:04 +0000272 for (i = 0; i < cmd_items; i++) {
273 const char *usage = cmd_array[i]->usage;
274
wdenk5dfa25f2002-10-19 19:42:10 +0000275 /* allow user abort */
wdenk8bde7f72003-06-27 21:31:46 +0000276 if (ctrlc ())
wdenk5dfa25f2002-10-19 19:42:10 +0000277 return 1;
wdenk9d2b18a2003-06-28 23:11:04 +0000278 if (usage == NULL)
wdenk5dfa25f2002-10-19 19:42:10 +0000279 continue;
wdenk9d2b18a2003-06-28 23:11:04 +0000280 puts (usage);
wdenk5dfa25f2002-10-19 19:42:10 +0000281 }
wdenk5dfa25f2002-10-19 19:42:10 +0000282 return 0;
283 }
wdenk5dfa25f2002-10-19 19:42:10 +0000284 /*
285 * command help (long version)
286 */
wdenk8bde7f72003-06-27 21:31:46 +0000287 for (i = 1; i < argc; ++i) {
288 if ((cmdtp = find_cmd (argv[i])) != NULL) {
wdenk5dfa25f2002-10-19 19:42:10 +0000289#ifdef CFG_LONGHELP
290 /* found - print (long) help info */
291 puts (cmdtp->name);
292 putc (' ');
293 if (cmdtp->help) {
294 puts (cmdtp->help);
295 } else {
296 puts ("- No help available.\n");
297 rcode = 1;
298 }
299 putc ('\n');
300#else /* no long help available */
301 if (cmdtp->usage)
302 puts (cmdtp->usage);
303#endif /* CFG_LONGHELP */
wdenk71f95112003-06-15 22:40:42 +0000304 } else {
wdenk5dfa25f2002-10-19 19:42:10 +0000305 printf ("Unknown command '%s' - try 'help'"
306 " without arguments for list of all"
wdenk8bde7f72003-06-27 21:31:46 +0000307 " known commands\n\n", argv[i]
308 );
wdenk5dfa25f2002-10-19 19:42:10 +0000309 rcode = 1;
310 }
311 }
312 return rcode;
313}
314
wdenk8bde7f72003-06-27 21:31:46 +0000315
wdenk0d498392003-07-01 21:06:45 +0000316U_BOOT_CMD(
317 help, CFG_MAXARGS, 1, do_help,
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200318 "help - print online help\n",
319 "[command ...]\n"
320 " - show help information (for 'command')\n"
321 "'help' prints online help for the monitor commands.\n\n"
322 "Without arguments, it prints a short usage message for all commands.\n\n"
323 "To get detailed help information for specific commands you can type\n"
wdenk8bde7f72003-06-27 21:31:46 +0000324 "'help' with one or more command names as arguments.\n"
325);
326
wdenk0d498392003-07-01 21:06:45 +0000327/* This do not ust the U_BOOT_CMD macro as ? can't be used in symbol names */
328#ifdef CFG_LONGHELP
329cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = {
wdenk8bde7f72003-06-27 21:31:46 +0000330 "?", CFG_MAXARGS, 1, do_help,
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200331 "? - alias for 'help'\n",
wdenk8bde7f72003-06-27 21:31:46 +0000332 NULL
wdenk0d498392003-07-01 21:06:45 +0000333};
334#else
335cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = {
336 "?", CFG_MAXARGS, 1, do_help,
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200337 "? - alias for 'help'\n"
wdenk0d498392003-07-01 21:06:45 +0000338};
339#endif /* CFG_LONGHELP */
wdenk8bde7f72003-06-27 21:31:46 +0000340
wdenk5dfa25f2002-10-19 19:42:10 +0000341/***************************************************************************
342 * find command table entry for a command
343 */
wdenk8bde7f72003-06-27 21:31:46 +0000344cmd_tbl_t *find_cmd (const char *cmd)
wdenk5dfa25f2002-10-19 19:42:10 +0000345{
346 cmd_tbl_t *cmdtp;
wdenk8bde7f72003-06-27 21:31:46 +0000347 cmd_tbl_t *cmdtp_temp = &__u_boot_cmd_start; /*Init value */
wdenk9d2b18a2003-06-28 23:11:04 +0000348 const char *p;
349 int len;
350 int n_found = 0;
wdenk8bde7f72003-06-27 21:31:46 +0000351
wdenk9d2b18a2003-06-28 23:11:04 +0000352 /*
353 * Some commands allow length modifiers (like "cp.b");
354 * compare command name only until first dot.
355 */
356 len = ((p = strchr(cmd, '.')) == NULL) ? strlen (cmd) : (p - cmd);
357
358 for (cmdtp = &__u_boot_cmd_start;
359 cmdtp != &__u_boot_cmd_end;
360 cmdtp++) {
361 if (strncmp (cmd, cmdtp->name, len) == 0) {
362 if (len == strlen (cmdtp->name))
363 return cmdtp; /* full match */
364
365 cmdtp_temp = cmdtp; /* abbreviated command ? */
366 n_found++;
367 }
wdenk5dfa25f2002-10-19 19:42:10 +0000368 }
wdenk9d2b18a2003-06-28 23:11:04 +0000369 if (n_found == 1) { /* exactly one match */
wdenk8bde7f72003-06-27 21:31:46 +0000370 return cmdtp_temp;
wdenk9d2b18a2003-06-28 23:11:04 +0000371 }
wdenk8bde7f72003-06-27 21:31:46 +0000372
wdenk9d2b18a2003-06-28 23:11:04 +0000373 return NULL; /* not found or ambiguous command */
wdenk5dfa25f2002-10-19 19:42:10 +0000374}
wdenk04a85b32004-04-15 18:22:41 +0000375
376#ifdef CONFIG_AUTO_COMPLETE
377
378int var_complete(int argc, char *argv[], char last_char, int maxv, char *cmdv[])
379{
380 static char tmp_buf[512];
381 int space;
382
383 space = last_char == '\0' || last_char == ' ' || last_char == '\t';
384
385 if (space && argc == 1)
386 return env_complete("", maxv, cmdv, sizeof(tmp_buf), tmp_buf);
387
388 if (!space && argc == 2)
389 return env_complete(argv[1], maxv, cmdv, sizeof(tmp_buf), tmp_buf);
390
391 return 0;
392}
393
394static void install_auto_complete_handler(const char *cmd,
395 int (*complete)(int argc, char *argv[], char last_char, int maxv, char *cmdv[]))
396{
397 cmd_tbl_t *cmdtp;
398
399 cmdtp = find_cmd(cmd);
400 if (cmdtp == NULL)
401 return;
402
403 cmdtp->complete = complete;
404}
405
406void install_auto_complete(void)
407{
408 install_auto_complete_handler("printenv", var_complete);
409 install_auto_complete_handler("setenv", var_complete);
Jon Loeligerc3517f92007-07-08 18:10:08 -0500410#if defined(CONFIG_CMD_RUN)
wdenk04a85b32004-04-15 18:22:41 +0000411 install_auto_complete_handler("run", var_complete);
412#endif
413}
414
415/*************************************************************************************/
416
417static int complete_cmdv(int argc, char *argv[], char last_char, int maxv, char *cmdv[])
418{
419 cmd_tbl_t *cmdtp;
420 const char *p;
421 int len, clen;
422 int n_found = 0;
423 const char *cmd;
424
425 /* sanity? */
426 if (maxv < 2)
427 return -2;
428
429 cmdv[0] = NULL;
430
431 if (argc == 0) {
432 /* output full list of commands */
433 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
434 if (n_found >= maxv - 2) {
435 cmdv[n_found++] = "...";
436 break;
437 }
438 cmdv[n_found++] = cmdtp->name;
439 }
440 cmdv[n_found] = NULL;
441 return n_found;
442 }
443
444 /* more than one arg or one but the start of the next */
445 if (argc > 1 || (last_char == '\0' || last_char == ' ' || last_char == '\t')) {
446 cmdtp = find_cmd(argv[0]);
447 if (cmdtp == NULL || cmdtp->complete == NULL) {
448 cmdv[0] = NULL;
449 return 0;
450 }
451 return (*cmdtp->complete)(argc, argv, last_char, maxv, cmdv);
452 }
453
454 cmd = argv[0];
455 /*
456 * Some commands allow length modifiers (like "cp.b");
457 * compare command name only until first dot.
458 */
459 p = strchr(cmd, '.');
460 if (p == NULL)
461 len = strlen(cmd);
462 else
463 len = p - cmd;
464
465 /* return the partial matches */
466 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
467
468 clen = strlen(cmdtp->name);
469 if (clen < len)
470 continue;
471
472 if (memcmp(cmd, cmdtp->name, len) != 0)
473 continue;
474
475 /* too many! */
476 if (n_found >= maxv - 2) {
477 cmdv[n_found++] = "...";
478 break;
479 }
480
481 cmdv[n_found++] = cmdtp->name;
482 }
483
484 cmdv[n_found] = NULL;
485 return n_found;
486}
487
488static int make_argv(char *s, int argvsz, char *argv[])
489{
490 int argc = 0;
491
492 /* split into argv */
493 while (argc < argvsz - 1) {
494
495 /* skip any white space */
496 while ((*s == ' ') || (*s == '\t'))
497 ++s;
498
Wolfgang Denk53677ef2008-05-20 16:00:29 +0200499 if (*s == '\0') /* end of s, no more args */
wdenk04a85b32004-04-15 18:22:41 +0000500 break;
501
502 argv[argc++] = s; /* begin of argument string */
503
504 /* find end of string */
505 while (*s && (*s != ' ') && (*s != '\t'))
506 ++s;
507
508 if (*s == '\0') /* end of s, no more args */
509 break;
510
511 *s++ = '\0'; /* terminate current arg */
512 }
513 argv[argc] = NULL;
514
515 return argc;
516}
517
518static void print_argv(const char *banner, const char *leader, const char *sep, int linemax, char *argv[])
519{
520 int ll = leader != NULL ? strlen(leader) : 0;
521 int sl = sep != NULL ? strlen(sep) : 0;
522 int len, i;
523
524 if (banner) {
525 puts("\n");
526 puts(banner);
527 }
528
529 i = linemax; /* force leader and newline */
530 while (*argv != NULL) {
531 len = strlen(*argv) + sl;
532 if (i + len >= linemax) {
533 puts("\n");
534 if (leader)
535 puts(leader);
536 i = ll - sl;
537 } else if (sep)
538 puts(sep);
539 puts(*argv++);
540 i += len;
541 }
542 printf("\n");
543}
544
545static int find_common_prefix(char *argv[])
546{
547 int i, len;
548 char *anchor, *s, *t;
549
550 if (*argv == NULL)
551 return 0;
552
553 /* begin with max */
554 anchor = *argv++;
555 len = strlen(anchor);
556 while ((t = *argv++) != NULL) {
557 s = anchor;
558 for (i = 0; i < len; i++, t++, s++) {
559 if (*t != *s)
560 break;
561 }
562 len = s - anchor;
563 }
564 return len;
565}
566
567static char tmp_buf[CFG_CBSIZE]; /* copy of console I/O buffer */
568
569int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp)
570{
571 int n = *np, col = *colp;
572 char *argv[CFG_MAXARGS + 1]; /* NULL terminated */
573 char *cmdv[20];
574 char *s, *t;
575 const char *sep;
576 int i, j, k, len, seplen, argc;
577 int cnt;
578 char last_char;
579
580 if (strcmp(prompt, CFG_PROMPT) != 0)
581 return 0; /* not in normal console */
582
583 cnt = strlen(buf);
584 if (cnt >= 1)
585 last_char = buf[cnt - 1];
586 else
587 last_char = '\0';
588
589 /* copy to secondary buffer which will be affected */
590 strcpy(tmp_buf, buf);
591
592 /* separate into argv */
593 argc = make_argv(tmp_buf, sizeof(argv)/sizeof(argv[0]), argv);
594
595 /* do the completion and return the possible completions */
596 i = complete_cmdv(argc, argv, last_char, sizeof(cmdv)/sizeof(cmdv[0]), cmdv);
597
598 /* no match; bell and out */
599 if (i == 0) {
600 if (argc > 1) /* allow tab for non command */
601 return 0;
602 putc('\a');
603 return 1;
604 }
605
606 s = NULL;
607 len = 0;
608 sep = NULL;
609 seplen = 0;
610 if (i == 1) { /* one match; perfect */
611 k = strlen(argv[argc - 1]);
612 s = cmdv[0] + k;
613 len = strlen(s);
614 sep = " ";
615 seplen = 1;
616 } else if (i > 1 && (j = find_common_prefix(cmdv)) != 0) { /* more */
617 k = strlen(argv[argc - 1]);
618 j -= k;
619 if (j > 0) {
620 s = cmdv[0] + k;
621 len = j;
622 }
623 }
624
625 if (s != NULL) {
626 k = len + seplen;
627 /* make sure it fits */
628 if (n + k >= CFG_CBSIZE - 2) {
629 putc('\a');
630 return 1;
631 }
632
633 t = buf + cnt;
634 for (i = 0; i < len; i++)
635 *t++ = *s++;
636 if (sep != NULL)
637 for (i = 0; i < seplen; i++)
638 *t++ = sep[i];
639 *t = '\0';
640 n += k;
641 col += k;
642 puts(t - k);
643 if (sep == NULL)
644 putc('\a');
645 *np = n;
646 *colp = col;
647 } else {
648 print_argv(NULL, " ", " ", 78, cmdv);
649
650 puts(prompt);
651 puts(buf);
652 }
653 return 1;
654}
655
656#endif