| 1 | #ifndef __LINUX_KMOD_H__ |
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| 2 | #define __LINUX_KMOD_H__ |
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| 3 | |
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| 4 | /* |
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| 5 | * include/linux/kmod.h |
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| 6 | * |
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| 7 | * This program is free software; you can redistribute it and/or modify |
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| 8 | * it under the terms of the GNU General Public License as published by |
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| 9 | * the Free Software Foundation; either version 2 of the License, or |
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| 10 | * (at your option) any later version. |
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| 11 | * |
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| 12 | * This program is distributed in the hope that it will be useful, |
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | * GNU General Public License for more details. |
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| 16 | * |
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| 17 | * You should have received a copy of the GNU General Public License |
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| 18 | * along with this program; if not, write to the Free Software |
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| 19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 20 | */ |
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| 21 | |
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| 22 | #include <linux/errno.h> |
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| 23 | |
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| 24 | #define KMOD_PATH_LEN 256 |
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| 25 | |
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| 26 | #ifdef CONFIG_KMOD |
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| 27 | /* modprobe exit status on success, -ve on error. Return value |
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| 28 | * usually useless though. */ |
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| 29 | extern int request_module(const char * name, ...) __attribute__ ((format (printf, 1, 2))); |
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| 30 | #else |
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| 31 | static inline int request_module(const char * name, ...) { return -ENOSYS; } |
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| 32 | #endif |
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| 33 | |
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| 34 | #define try_then_request_module(x, mod...) ((x) ?: (request_module(mod), (x))) |
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| 35 | extern int call_usermodehelper(char *path, char *argv[], char *envp[], int wait); |
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| 36 | extern void usermodehelper_init(void); |
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| 37 | |
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| 38 | #endif /* __LINUX_KMOD_H__ */ |
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