hyperlight-libc 0.16.0

This crate provides picolibc for Hyperlight guests. It builds the picolibc library and generates bindings to the libc types and functions.
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/* Copyright (C) 2002 by  Red Hat, Incorporated. All rights reserved.
 *
 * Permission to use, copy, modify, and distribute this software
 * is freely granted, provided that this notice is preserved.
 */

#ifndef _ENVZ_H_
#define _ENVZ_H_

#include <sys/cdefs.h>
#define __need_size_t
#include <stddef.h>

_BEGIN_STD_C

#ifndef _ERROR_T_DECLARED
typedef int error_t;
#define _ERROR_T_DECLARED
#endif

/* The newlib implementation of these functions assumes that sizeof(char) == 1. */
char   *envz_entry(const char *envz, size_t envz_len, const char *name);
char   *envz_get(const char *envz, size_t envz_len, const char *name);
error_t envz_add(char **envz, size_t *envz_len, const char *name, const char *value);
error_t envz_merge(char **envz, size_t *envz_len, const char *envz2, size_t envz2_len,
                   int override);
void    envz_remove(char **envz, size_t *envz_len, const char *name);
void    envz_strip(char **envz, size_t *envz_len);

_END_STD_C

#endif /* _ENVZ_H_ */