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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4973 | right-hear | 1 | /* Copyright (C) 1996 DJ Delorie, see COPYING.DJ for details */ |
| 2 | #ifndef __dj_include_libc_environ_h_ |
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| 3 | #define __dj_include_libc_environ_h_ |
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| 4 | |||
| 5 | #ifdef __cplusplus |
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| 6 | extern "C" { |
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| 7 | #endif |
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| 8 | |||
| 9 | #ifndef __dj_ENFORCE_ANSI_FREESTANDING |
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| 10 | |||
| 11 | #ifndef __STRICT_ANSI__ |
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| 12 | |||
| 13 | #ifndef _POSIX_SOURCE |
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| 14 | |||
| 15 | /* This starts at 1 and gets incremented every time some |
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| 16 | variable in the environment is added, deleted, or changes |
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| 17 | its value. It is meant to be used by functions that depend |
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| 18 | on values of environment variables, but don't want to call |
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| 19 | `getenv' unnecessarily (example: `__use_lfn'). |
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| 20 | |||
| 21 | To use this feature, define a static variable that is |
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| 22 | initialized to zero, and compare its value with the value of |
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| 23 | `__environ_changed': if they differ, you should call `getenv' |
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| 24 | (and record the last value of `__environ_changed' you've seen). */ |
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| 25 | extern unsigned __environ_changed; |
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| 26 | |||
| 27 | #endif /* !_POSIX_SOURCE */ |
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| 28 | #endif /* !__STRICT_ANSI__ */ |
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| 29 | #endif /* !__dj_ENFORCE_ANSI_FREESTANDING */ |
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| 30 | |||
| 31 | #ifndef __dj_ENFORCE_FUNCTION_CALLS |
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| 32 | #endif /* !__dj_ENFORCE_FUNCTION_CALLS */ |
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| 33 | |||
| 34 | #ifdef __cplusplus |
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| 35 | } |
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| 36 | #endif |
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| 37 | |||
| 38 | #endif /* !__dj_include_environ_h_ */ |