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da9c530d99
* Update wasi-libc to a00bf321eeeca836ee2a0d2d25aeb8524107b8cc It includes a port of emscripten's allocator that performs performs much better than the old one. Most importantly, it includes the prerequisites to later add support for POSIX threads.
37 lines
1.3 KiB
C
Vendored
37 lines
1.3 KiB
C
Vendored
#ifndef __wasi_libc_environ_h
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#define __wasi_libc_environ_h
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/// This header file is a WASI-libc-specific interface, and is not needed by
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/// most programs. Most programs should just use the standard `getenv` and
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/// related APIs, which take care of all of the details automatically.
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#ifdef __cplusplus
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extern "C" {
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#endif
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/// Initialize the global environment variable state. Only needs to be
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/// called once; most users should call `__wasilibc_ensure_environ` instead.
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void __wasilibc_initialize_environ(void);
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/// If `__wasilibc_initialize_environ` has not yet been called, call it.
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void __wasilibc_ensure_environ(void);
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/// De-initialize the global environment variable state, so that subsequent
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/// calls to `__wasilibc_ensure_environ` call `__wasilibc_initialize_environ`.
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void __wasilibc_deinitialize_environ(void);
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/// Call `__wasilibc_initialize_environ` only if `environ` and `_environ` are
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/// referenced in the program.
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void __wasilibc_maybe_reinitialize_environ_eagerly(void);
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/// Return the value of the `environ` variable. Using `environ` directly
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/// requires eager initialization of the environment variables. Using this
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/// function instead of `environ` allows initialization to happen lazily.
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char **__wasilibc_get_environ(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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