projects / z180-stamp.git / blame
| Commit | Line | Data |
|---|---|---|
| d684c216 L |
1 | /* |
| 2 | * Copyright 2000-2009 | |
| 3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
| 4 | * | |
| 5 | * SPDX-License-Identifier: GPL-2.0+ | |
| 6 | */ | |
| 7 | ||
| 8 | #include "common.h" | |
| 8a7decea L |
9 | #include <stdlib.h> |
| 10 | ||
| d684c216 | 11 | #include "command.h" |
| 8a7decea L |
12 | #include "timer.h" |
| 13 | #include "con-utils.h" | |
| d684c216 L |
14 | |
| 15 | ||
| d0581f88 | 16 | command_ret_t do_echo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
| d684c216 L |
17 | { |
| 18 | uint_fast8_t putnl = 1; | |
| 8a7decea | 19 | |
| d684c216 L |
20 | (void) cmdtp; (void) flag; |
| 21 | ||
| 22 | for (uint_fast8_t i = 1; i < argc; i++) { | |
| 23 | ||
| 24 | uint_fast8_t backslash = 0; | |
| 25 | char *p = argv[i]; | |
| 26 | char c; | |
| 8a7decea | 27 | |
| d684c216 L |
28 | if (i != 1) |
| 29 | putchar(' '); | |
| 30 | while ((c = *p++) != '\0') { | |
| 8a7decea | 31 | |
| d684c216 L |
32 | if(backslash) { |
| 33 | backslash = 0; | |
| 34 | if (c == 'c') { | |
| 35 | putnl = 0; | |
| 36 | continue; | |
| 37 | } else | |
| 38 | putchar('\\'); | |
| 39 | } else { | |
| 40 | if (c == '\\') { | |
| 41 | backslash = 1; | |
| 42 | continue; | |
| 43 | } | |
| 44 | } | |
| 45 | putchar(c); | |
| 46 | } | |
| 8a7decea L |
47 | } |
| 48 | ||
| d684c216 L |
49 | if (putnl) |
| 50 | putchar('\n'); | |
| 51 | ||
| d0581f88 | 52 | return CMD_RET_SUCCESS; |
| d684c216 L |
53 | } |
| 54 | ||
| 8a7decea L |
55 | |
| 56 | command_ret_t do_sleep(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
| 57 | { | |
| 58 | unsigned long start = get_timer(0); | |
| 59 | unsigned long delay; | |
| 60 | char *sp; | |
| 61 | uint_fast8_t millisec = 0; | |
| 62 | ||
| 63 | (void) cmdtp; (void) flag; | |
| 64 | ||
| 65 | if (argc != 2) | |
| 66 | return CMD_RET_USAGE; | |
| 67 | ||
| 68 | delay = strtoul(argv[1], &sp, 10); | |
| 69 | ||
| 70 | if (*sp == 'm') { | |
| 71 | millisec = 1; | |
| 72 | sp++; | |
| 73 | } | |
| 74 | if (*sp == 's') | |
| 75 | sp++; | |
| 76 | if (*sp != '\0') | |
| 77 | return CMD_RET_USAGE; | |
| 78 | ||
| 79 | if (!millisec) | |
| 80 | delay *= 1000; | |
| 81 | ||
| 82 | while (get_timer(start) < delay) { | |
| 83 | if (ctrlc()) | |
| 84 | return CMD_RET_FAILURE; | |
| 85 | ||
| 86 | udelay(100); | |
| 87 | } | |
| 88 | ||
| 89 | return CMD_RET_SUCCESS; | |
| 90 | } | |
| 91 |