WebSVN – HelenOS – Diff – /branches/network/uspace/lib/libc/generic/libc.c


/*
 * Copyright (c) 2005 Martin Decky
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
/** @addtogroup lc Libc
 * @brief HelenOS C library
 * @{
 * @}
 */
 
/** @addtogroup libc generic
 * @ingroup lc
 * @{
 */
 
/** @file
 */
 
#include <libc.h>
#include <stdio.h>
#include <unistd.h>
#include <malloc.h>
#include <tls.h>
#include <thread.h>
#include <fibril.h>
#include <ipc/ipc.h>
#include <async.h>
#include <as.h>
#include <loader/pcb.h>
 
 
extern int main(int argc, char *argv[]);
 
 
 
void _exit(int status)
{
    thread_exit(status);
}
 
void __main(void *pcb_ptr)
{
    int retval;
 
    __heap_init();
    __async_init();
    fibril_t *fibril = fibril_setup();
    __tcb_set(fibril->tcb);
   
    /* Save the PCB pointer */
    __pcb = (pcb_t *) pcb_ptr;
   
    int argc;
    char **argv;
   
    if (__pcb == NULL) {
        argc = 0;
        argv = NULL;
        __stdio_init(0, NULL);
    } else {
        argc = __pcb->argc;
        argv = __pcb->argv;
        __stdio_init(__pcb->filc, __pcb->filv);
    }
   
    retval = main(argc, argv);
 
    __stdio_done();
    (void) task_retval(retval);
}
 
void __exit(void)
{
    fibril_teardown(__tcb_get()->fibril_data);
    _exit(0);
}
 
/** @}
 */
 

Rev 4581	Rev 4718
1	/*	1	/*
2	* Copyright (c) 2005 Martin Decky	2	* Copyright (c) 2005 Martin Decky
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup lc Libc	29	/** @addtogroup lc Libc
30	* @brief HelenOS C library	30	* @brief HelenOS C library
31	* @{	31	* @{
32	* @}	32	* @}
33	*/	33	*/
34		34
35	/** @addtogroup libc generic	35	/** @addtogroup libc generic
36	* @ingroup lc	36	* @ingroup lc
37	* @{	37	* @{
38	*/	38	*/
39		39
40	/** @file	40	/** @file
41	*/	41	*/
42		42
43	#include <libc.h>	43	#include <libc.h>
44	#include <stdio.h>	44	#include <stdio.h>
45	#include <unistd.h>	45	#include <unistd.h>
46	#include <malloc.h>	46	#include <malloc.h>
47	#include <tls.h>	47	#include <tls.h>
48	#include <thread.h>	48	#include <thread.h>
49	#include <fibril.h>	49	#include <fibril.h>
50	#include <ipc/ipc.h>	50	#include <ipc/ipc.h>
51	#include <async.h>	51	#include <async.h>
52	#include <as.h>	52	#include <as.h>
53	#include <loader/pcb.h>	53	#include <loader/pcb.h>
54		54
55	extern char _heap;	-
56	extern int main(int argc, char *argv[]);	55	extern int main(int argc, char *argv[]);
57		56
58	int _errno;	-
59		-
60	void _exit(int status)	57	void _exit(int status)
61	{	58	{
62	thread_exit(status);	59	thread_exit(status);
63	}	60	}
64		61
65	void __main(void *pcb_ptr)	62	void __main(void *pcb_ptr)
66	{	63	{
67	(void) as_area_create(&_heap, 1, AS_AREA_WRITE \| AS_AREA_READ);	64	int retval;
68		65
-		66	__heap_init();
69	_async_init();	67	__async_init();
70	fibril_t *fibril = fibril_setup();	68	fibril_t *fibril = fibril_setup();
71	__tcb_set(fibril->tcb);	69	__tcb_set(fibril->tcb);
72		70
73	/* Save the PCB pointer */	71	/* Save the PCB pointer */
74	__pcb = (pcb_t *) pcb_ptr;	72	__pcb = (pcb_t *) pcb_ptr;
75		73
76	int argc;	74	int argc;
77	char **argv;	75	char **argv;
78		76
79	if (__pcb == NULL) {	77	if (__pcb == NULL) {
80	argc = 0;	78	argc = 0;
81	argv = NULL;	79	argv = NULL;
82	stdio_init(0, NULL);	80	__stdio_init(0, NULL);
83	} else {	81	} else {
84	argc = __pcb->argc;	82	argc = __pcb->argc;
85	argv = __pcb->argv;	83	argv = __pcb->argv;
86	stdio_init(__pcb->filc, __pcb->filv);	84	__stdio_init(__pcb->filc, __pcb->filv);
87	}	85	}
88		86
89	main(argc, argv);	87	retval = main(argc, argv);
-		88
90	stdio_done();	89	__stdio_done();
-		90	(void) task_retval(retval);
91	}	91	}
92		92
93	void __exit(void)	93	void __exit(void)
94	{	94	{
95	fibril_teardown(__tcb_get()->fibril_data);	95	fibril_teardown(__tcb_get()->fibril_data);
96	_exit(0);	96	_exit(0);
97	}	97	}
98		98
99	/** @}	99	/** @}
100	*/	100	*/
101		101

Subversion Repositories HelenOS

(root)/branches/network/uspace/lib/libc/generic/libc.c – Rev 4581 → 4718