post-scarcity/src/c/io/io.h

74 lines
1.9 KiB
C

/*
* io.h
*
* Communication between PSSE and the outside world, via libcurl.
*
* (c) 2019 Simon Brooke <simon@journeyman.cc>
* Licensed under GPL version 2.0, or, at your option, any later version.
*/
#ifndef __psse_io_io_h
#define __psse_io_io_h
#include <stdbool.h>
#include <curl/curl.h>
/*
* wide characters
*/
#include <wctype.h>
#include "io/fopen.h"
#include "memory/pointer.h"
extern CURLSH *io_share;
int initialise_io( );
struct pso_pointer initialise_default_streams( struct pso_pointer
frame_pointer,
struct pso_pointer env );
#define C_IO_IN L"*in*"
#define C_IO_OUT L"*out*"
#define C_IO_LOG L"*log*"
#define C_IO_READBASE L"*read_base*"
#define C_IO_READTABLE L"*read_table*"
extern struct pso_pointer lisp_io_in;
extern struct pso_pointer lisp_io_out;
extern struct pso_pointer lisp_io_log;
extern struct pso_pointer lisp_io_readbase;
extern struct pso_pointer lisp_io_read_table;
extern struct pso_pointer lisp_stdin;
extern struct pso_pointer lisp_stdout;
extern struct pso_pointer lisp_stderr;
#define INITIAL_PROMPT L"psse ]"
#define C_IO_PROMPT L"*prompt*"
extern struct pso_pointer lisp_io_prompt;
URL_FILE *file_to_url_file( FILE * f );
wint_t url_fgetwc( URL_FILE * input );
wint_t url_ungetwc( wint_t wc, URL_FILE * input );
struct pso_pointer push_back_character( struct pso_pointer c,
struct pso_pointer r );
struct pso_pointer get_default_stream( bool inputp, struct pso_pointer env );
URL_FILE *stream_get_url_file( struct pso_pointer s );
struct pso_pointer
lisp_close( struct pso_pointer frame_pointer, struct pso_pointer env );
struct pso_pointer
lisp_open( struct pso_pointer frame_pointer, struct pso_pointer env );
struct pso_pointer
lisp_slurp( struct pso_pointer frame_pointer, struct pso_pointer env );
#endif