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#ifndef R_CONNECTIONS_H_
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#ifndef R_CONNECTIONS_H_
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#define R_CONNECTIONS_H_
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#define R_CONNECTIONS_H_
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/* the visible part of the connections */
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/* the visible part of the connections */
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#include <R_ext/Connections.h>
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#include <R_ext/Connections.h>
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#include <R_ext/Print.h>
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/* NB: this is a private header, and not installed.  The internals of
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/* NB: this is a private header, and not installed.  The internals of
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       connections are private and subject to change without notice.
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       connections are private and subject to change without notice.
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       A subset can be accessed using R_ext/Connections.h but read
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       A subset can be accessed using R_ext/Connections.h but read
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       the warning in that file for details. */
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       the warning in that file for details. */
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#define con_pushback	Rf_con_pushback
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#define con_pushback	Rf_con_pushback
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int Rconn_fgetc(Rconnection con);
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int Rconn_fgetc(Rconnection con);
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int Rconn_ungetc(int c, Rconnection con);
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int Rconn_ungetc(int c, Rconnection con);
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size_t Rconn_getline(Rconnection con, char *buf, size_t bufsize);
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size_t Rconn_getline(Rconnection con, char *buf, size_t bufsize);
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int Rconn_printf(Rconnection con, const char *format, ...)
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int Rconn_printf(Rconnection con, const char *format, ...) R_PRINTF_FORMAT(2, 3);
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#ifdef __GNUC__
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__attribute__ ((format (printf, 2, 3)))
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#endif
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;
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Rconnection getConnection(int n);
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Rconnection getConnection(int n);
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Rconnection getConnection_no_err(int n);
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Rconnection getConnection_no_err(int n);
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Rboolean switch_stdout(int icon, int closeOnExit);
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Rboolean switch_stdout(int icon, int closeOnExit);
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void init_con(Rconnection new, const char *description, int enc,
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void init_con(Rconnection new, const char *description, int enc,
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	      const char * const mode);
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	      const char * const mode);