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/** \file env_universal.h
Universal variable client library.
*/
#ifndef ENV_UNIVERSAL_H
#define ENV_UNIVERSAL_H
#include <wchar.h>
#include "env_universal_common.h"
/**
Data about the universal variable server.
*/
extern connection_t env_universal_server;
/**
Initialize the envuni library
*/
void env_universal_init(wchar_t * p,
wchar_t *u,
void (*sf)(),
void (*cb)(fish_message_type_t type, const wchar_t *name, const wchar_t *val));
/**
Free memory used by envuni
*/
void env_universal_destroy();
/**
Get the value of a universal variable
*/
const wchar_t *env_universal_get(const wcstring &name);
/**
Get the export flag of the variable with the specified
name. Returns 0 if the variable doesn't exist.
*/
bool env_universal_get_export(const wcstring &name);
/**
Set the value of a universal variable
*/
void env_universal_set(const wcstring &name, const wcstring &val, bool exportv);
/**
Erase a universal variable
\return zero if the variable existed, and non-zero if the variable did not exist
*/
int env_universal_remove(const wchar_t *name);
/**
Read all available messages from the server.
*/
int env_universal_read_all();
/**
Get the names of all universal variables
\param l the list to insert the names into
\param show_exported whether exported variables should be shown
\param show_unexported whether unexported variables should be shown
*/
void env_universal_get_names(wcstring_list_t &list,
bool show_exported,
bool show_unexported);
/**
Synchronize with fishd
*/
void env_universal_barrier();
#endif
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