Rev 3812 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
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| 3265 | post | 1 | /* Copyright (c) 2008, Tim Post <tinkertim@gmail.com> |
| 2 | * All rights reserved. |
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| 3 | * |
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| 4 | * Redistribution and use in source and binary forms, with or without |
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| 5 | * modification, are permitted provided that the following conditions are met: |
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| 6 | * |
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| 7 | * Redistributions of source code must retain the above copyright notice, this |
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| 8 | * list of conditions and the following disclaimer. |
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| 9 | * |
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| 10 | * Redistributions in binary form must reproduce the above copyright notice, |
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| 11 | * this list of conditions and the following disclaimer in the documentation |
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| 12 | * and/or other materials provided with the distribution. |
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| 13 | * |
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| 14 | * Neither the name of the original program's authors nor the names of its |
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| 15 | * contributors may be used to endorse or promote products derived from this |
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| 16 | * software without specific prior written permission. |
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| 17 | * |
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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| 22 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 23 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 24 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 25 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 26 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 28 | * POSSIBILITY OF SUCH DAMAGE. |
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| 29 | */ |
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| 30 | |||
| 31 | #include <stdio.h> |
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| 32 | #include <stdlib.h> |
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| 33 | #include <string.h> |
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| 34 | #include <unistd.h> |
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| 35 | #include "config.h" |
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| 36 | #include "scli.h" |
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| 37 | #include "input.h" |
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| 38 | #include "util.h" |
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| 39 | #include "errors.h" |
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| 40 | #include "cmds/cmds.h" |
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| 41 | |||
| 42 | /* See scli.h */ |
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| 43 | static cliuser_t usr; |
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| 44 | |||
| 3366 | post | 45 | /* Globals that are modified during start-up that modules/builtins |
| 46 | * should be aware of. */ |
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| 47 | volatile unsigned int cli_quit = 0; |
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| 3265 | post | 48 | volatile unsigned int cli_verbocity = 1; |
| 49 | |||
| 50 | /* The official name of this program |
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| 51 | * (change to your liking in configure.ac and re-run autoconf) */ |
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| 52 | const char *progname = PACKAGE_NAME; |
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| 53 | |||
| 3366 | post | 54 | /* These are not exposed, even to builtins */ |
| 3418 | post | 55 | static int cli_init(cliuser_t *); |
| 56 | static void cli_finit(cliuser_t *); |
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| 3366 | post | 57 | |
| 58 | /* Constructor */ |
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| 59 | static int cli_init(cliuser_t *usr) |
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| 3265 | post | 60 | { |
| 61 | usr->line = (char *) NULL; |
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| 62 | usr->name = "root"; |
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| 63 | usr->home = "/"; |
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| 64 | usr->cwd = (char *) NULL; |
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| 65 | usr->prompt = (char *) NULL; |
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| 66 | chdir(usr->home); |
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| 67 | usr->lasterr = 0; |
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| 68 | return (int) cli_set_prompt(usr); |
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| 69 | } |
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| 70 | |||
| 71 | /* Destructor */ |
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| 3366 | post | 72 | static void cli_finit(cliuser_t *usr) |
| 3265 | post | 73 | { |
| 74 | if (NULL != usr->line) |
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| 75 | free(usr->line); |
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| 76 | if (NULL != usr->prompt) |
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| 77 | free(usr->prompt); |
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| 78 | if (NULL != usr->cwd) |
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| 79 | free(usr->cwd); |
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| 80 | } |
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| 81 | |||
| 82 | int main(int argc, char *argv[]) |
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| 83 | { |
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| 84 | int ret = 0; |
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| 85 | |||
| 86 | if (cli_init(&usr)) |
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| 87 | exit(EXIT_FAILURE); |
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| 88 | |||
| 3275 | post | 89 | printf("Welcome to %s - %s\nType `help' at any time for usage information.\n", |
| 90 | progname, PACKAGE_STRING); |
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| 91 | |||
| 3265 | post | 92 | while (!cli_quit) { |
| 93 | get_input(&usr); |
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| 94 | if (NULL != usr.line) { |
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| 95 | ret = tok_input(&usr); |
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| 3396 | post | 96 | cli_set_prompt(&usr); |
| 3265 | post | 97 | usr.lasterr = ret; |
| 98 | } |
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| 99 | } |
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| 100 | goto finit; |
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| 101 | |||
| 102 | finit: |
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| 103 | cli_finit(&usr); |
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| 104 | return ret; |
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| 105 | } |