Rev 4544 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4446 | decky | 1 | /* |
| 2 | * Copyright (c) 2009 Martin Decky |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | /** @addtogroup getvc GetVC |
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| 30 | * @brief Console initialization task. |
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| 31 | * @{ |
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| 32 | */ |
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| 33 | /** |
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| 34 | * @file |
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| 35 | */ |
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| 36 | |||
| 37 | #include <sys/types.h> |
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| 38 | #include <unistd.h> |
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| 39 | #include <stdio.h> |
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| 40 | #include <task.h> |
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| 41 | #include "version.h" |
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| 42 | |||
| 43 | static void usage(void) |
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| 44 | { |
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| 45 | printf("Usage: getvc <device> <path>\n"); |
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| 46 | } |
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| 47 | |||
| 48 | static void closeall(void) |
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| 49 | { |
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| 50 | fclose(stdin); |
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| 51 | fclose(stdout); |
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| 52 | fclose(stderr); |
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| 53 | |||
| 54 | close(0); |
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| 55 | close(1); |
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| 56 | close(2); |
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| 57 | } |
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| 58 | |||
| 59 | static task_id_t spawn(char *fname) |
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| 60 | { |
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| 61 | char *argv[2]; |
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| 62 | |||
| 63 | argv[0] = fname; |
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| 64 | argv[1] = NULL; |
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| 65 | |||
| 66 | task_id_t id = task_spawn(fname, argv); |
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| 67 | |||
| 68 | if (id == 0) |
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| 69 | printf("Error spawning %s\n", fname); |
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| 70 | |||
| 71 | return id; |
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| 72 | } |
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| 73 | |||
| 74 | int main(int argc, char *argv[]) |
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| 75 | { |
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| 76 | if (argc < 3) { |
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| 77 | usage(); |
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| 78 | return -1; |
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| 79 | } |
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| 80 | |||
| 81 | closeall(); |
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| 82 | |||
| 83 | stdin = fopen(argv[1], "r"); |
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| 84 | stdout = fopen(argv[1], "w"); |
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| 85 | stderr = fopen(argv[1], "w"); |
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| 4544 | svoboda | 86 | |
| 87 | /* |
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| 88 | * FIXME: fopen() should actually detect that we are opening a console |
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| 89 | * and it should set line-buffering mode automatically. |
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| 90 | */ |
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| 91 | setvbuf(stdout, NULL, _IOLBF, BUFSIZ); |
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| 4446 | decky | 92 | |
| 93 | if ((stdin == NULL) |
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| 94 | || (stdout == NULL) |
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| 95 | || (stderr == NULL)) |
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| 96 | return -2; |
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| 97 | |||
| 98 | version_print(argv[1]); |
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| 99 | task_id_t id = spawn(argv[2]); |
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| 100 | task_wait(id); |
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| 101 | |||
| 102 | return 0; |
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| 103 | } |
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| 104 | |||
| 105 | /** @} |
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| 106 | */ |