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1 | /************************************************* |
2 | * Exim - an Internet mail transport agent * | |
3 | *************************************************/ | |
4 | ||
80fea873 | 5 | /* Copyright (c) University of Cambridge 1995 - 2016 */ |
059ec3d9 PH |
6 | /* See the file NOTICE for conditions of use and distribution. */ |
7 | ||
8 | /* Prototypes for os-specific functions. For utilities, we don't need the one | |
9 | that uses a type that isn't defined for them. */ | |
10 | ||
11 | #ifndef COMPILE_UTILITY | |
12 | extern ip_address_item *os_common_find_running_interfaces(void); | |
13 | #endif | |
14 | ||
43236f35 | 15 | /* If these exist as a macro, then they're overridden away from us and we |
b52ce060 PP |
16 | rely upon the system headers to provide prototype declarations for us. |
17 | Notably, strsignal() is not in the Single Unix Specification (v3) and | |
18 | predicting constness is awkward. */ | |
19 | ||
20 | #ifndef os_getloadavg | |
1ba28e2b | 21 | extern int os_getloadavg(void); |
b52ce060 PP |
22 | #endif |
23 | #ifndef os_restarting_signal | |
1ba28e2b | 24 | extern void os_restarting_signal(int, void (*)(int)); |
b52ce060 PP |
25 | #endif |
26 | #ifndef os_non_restarting_signal | |
1ba28e2b | 27 | extern void os_non_restarting_signal(int, void (*)(int)); |
b52ce060 PP |
28 | #endif |
29 | #ifndef os_strexit | |
1ba28e2b | 30 | extern const char *os_strexit(int); /* char to match os_strsignal */ |
b52ce060 PP |
31 | #endif |
32 | #ifndef os_strsignal | |
1ba28e2b | 33 | extern const char *os_strsignal(int); /* char to match strsignal in some OS */ |
b52ce060 | 34 | #endif |
271019bd | 35 | #ifndef os_unsetenv |
93a680e4 | 36 | extern int os_unsetenv(const uschar *); |
271019bd | 37 | #endif |
3ae121c9 | 38 | #ifndef os_getcwd |
93a680e4 | 39 | extern uschar *os_getcwd(uschar *, size_t); |
3ae121c9 | 40 | #endif |
059ec3d9 PH |
41 | |
42 | /* End of osfunctions.h */ |