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447 | decky | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2005 Martin Decky |
447 | decky | 3 | * All rights reserved. |
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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1653 | cejka | 27 | */ |
1719 | decky | 28 | |
29 | /** @addtogroup lc Libc |
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4691 | svoboda | 30 | * @brief HelenOS C library |
1653 | cejka | 31 | * @{ |
1719 | decky | 32 | * @} |
1653 | cejka | 33 | */ |
4691 | svoboda | 34 | |
1719 | decky | 35 | /** @addtogroup libc generic |
36 | * @ingroup lc |
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37 | * @{ |
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38 | */ |
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4691 | svoboda | 39 | |
1653 | cejka | 40 | /** @file |
4691 | svoboda | 41 | */ |
447 | decky | 42 | |
43 | #include <libc.h> |
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4691 | svoboda | 44 | #include <stdio.h> |
447 | decky | 45 | #include <unistd.h> |
2586 | jermar | 46 | #include <malloc.h> |
47 | #include <tls.h> |
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1065 | jermar | 48 | #include <thread.h> |
2482 | jermar | 49 | #include <fibril.h> |
1366 | decky | 50 | #include <ipc/ipc.h> |
1392 | palkovsky | 51 | #include <async.h> |
1406 | jermar | 52 | #include <as.h> |
3168 | svoboda | 53 | #include <loader/pcb.h> |
447 | decky | 54 | |
3686 | svoboda | 55 | /* From librtld. */ |
56 | #include <rtld.h> |
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57 | #include <string.h> |
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58 | |||
3171 | svoboda | 59 | extern int main(int argc, char *argv[]); |
1406 | jermar | 60 | |
1719 | decky | 61 | void _exit(int status) |
62 | { |
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1065 | jermar | 63 | thread_exit(status); |
713 | decky | 64 | } |
65 | |||
3168 | svoboda | 66 | void __main(void *pcb_ptr) |
1719 | decky | 67 | { |
4691 | svoboda | 68 | int retval; |
69 | |||
70 | __heap_init(); |
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71 | __async_init(); |
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72 | fibril_t *fibril = fibril_setup(); |
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73 | __tcb_set(fibril->tcb); |
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74 | |||
75 | /* Save the PCB pointer */ |
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76 | __pcb = (pcb_t *) pcb_ptr; |
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77 | |||
3171 | svoboda | 78 | int argc; |
79 | char **argv; |
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3150 | svoboda | 80 | |
3686 | svoboda | 81 | #ifdef __IN_SHARED_LIBC__ |
82 | if (__pcb != NULL && __pcb->rtld_runtime != NULL) { |
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83 | runtime_env = (runtime_env_t *) __pcb->rtld_runtime; |
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84 | } |
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85 | #endif |
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86 | |||
3171 | svoboda | 87 | if (__pcb == NULL) { |
88 | argc = 0; |
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89 | argv = NULL; |
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4691 | svoboda | 90 | __stdio_init(0, NULL); |
3171 | svoboda | 91 | } else { |
92 | argc = __pcb->argc; |
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93 | argv = __pcb->argv; |
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4691 | svoboda | 94 | __stdio_init(__pcb->filc, __pcb->filv); |
3171 | svoboda | 95 | } |
4691 | svoboda | 96 | |
97 | retval = main(argc, argv); |
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3171 | svoboda | 98 | |
4691 | svoboda | 99 | __stdio_done(); |
100 | (void) task_retval(retval); |
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1367 | decky | 101 | } |
102 | |||
1719 | decky | 103 | void __exit(void) |
104 | { |
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2482 | jermar | 105 | fibril_teardown(__tcb_get()->fibril_data); |
713 | decky | 106 | _exit(0); |
447 | decky | 107 | } |
1653 | cejka | 108 | |
1719 | decky | 109 | /** @} |
1653 | cejka | 110 | */ |