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/* environ.h: Declarations for environ manipulation
Copyright 2000, 2001, 2002, 2003, 2005, 2006, 2008, 2013 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
/* Initialize the environment */
void __reg2 environ_init (char **, int);
/* The structure below is used to control conversion to/from posix-style
file specs. Currently, only PATH and HOME are converted, but PATH
needs to use a "convert path list" function while HOME needs a simple
"convert to posix/win32". */
struct win_env
{
const char *name;
size_t namelen;
char *posix;
char *native;
ssize_t (*toposix) (const void *, void *, size_t);
ssize_t (*towin32) (const void *, void *, size_t);
bool immediate;
void __reg3 add_cache (const char *in_posix, const char *in_native = NULL);
const char * get_native () const {return native ? native + namelen : NULL;}
const char * get_posix () const {return posix ? posix : NULL;}
struct win_env& operator = (struct win_env& x);
void reset () {native = posix = NULL;}
~win_env ();
};
win_env * __reg3 getwinenv (const char *name, const char *posix = NULL, win_env * = NULL);
char * __reg3 getwinenveq (const char *name, size_t len, int);
#ifdef __x86_64__
#define update_envptrs()
extern "C" char **__cygwin_environ;
#define cur_environ() __cygwin_environ
#else
void __stdcall update_envptrs ();
extern "C" char **__cygwin_environ, ***main_environ;
extern "C" char __stdcall **cur_environ ();
#endif
char ** __reg3 build_env (const char * const *envp, PWCHAR &envblock,
int &envc, bool need_envblock);
#define ENV_CVT -1
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