X-Git-Url: http://git.hcoop.net/bpt/guile.git/blobdiff_plain/c209c88e54d08a557a297836200e16e20355df02..dc7da0be90d6033d512f9772894179970af678e7:/libguile/fports.h diff --git a/libguile/fports.h b/libguile/fports.h dissimilarity index 87% index c1dbe0667..32b6a5947 100644 --- a/libguile/fports.h +++ b/libguile/fports.h @@ -1,81 +1,70 @@ -/* classes: h_files */ - -#ifndef FPORTSH -#define FPORTSH -/* Copyright (C) 1995,1996,1997,1998,1999 Free Software Foundation, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this software; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, - * Boston, MA 02111-1307 USA - * - * As a special exception, the Free Software Foundation gives permission - * for additional uses of the text contained in its release of GUILE. - * - * The exception is that, if you link the GUILE library with other files - * to produce an executable, this does not by itself cause the - * resulting executable to be covered by the GNU General Public License. - * Your use of that executable is in no way restricted on account of - * linking the GUILE library code into it. - * - * This exception does not however invalidate any other reasons why - * the executable file might be covered by the GNU General Public License. - * - * This exception applies only to the code released by the - * Free Software Foundation under the name GUILE. If you copy - * code from other Free Software Foundation releases into a copy of - * GUILE, as the General Public License permits, the exception does - * not apply to the code that you add in this way. To avoid misleading - * anyone as to the status of such modified files, you must delete - * this exception notice from them. - * - * If you write modifications of your own for GUILE, it is your choice - * whether to permit this exception to apply to your modifications. - * If you do not wish that, delete this exception notice. */ - -/* Software engineering face-lift by Greg J. Badros, 11-Dec-1999, - gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */ - - -#include "libguile/__scm.h" - -#include "libguile/ports.h" - - - -/* struct allocated for each buffered FPORT. */ -struct scm_fport { - int fdes; /* file descriptor. */ -}; - -#define SCM_FSTREAM(x) ((struct scm_fport *) SCM_STREAM (x)) -#define SCM_FPORT_FDES(x) (SCM_FSTREAM (x)->fdes) - -#define SCM_FPORTP(x) (SCM_NIMP(x) && (SCM_TYP16S(x)==scm_tc7_port)) -#define SCM_OPFPORTP(x) (SCM_NIMP(x) && (((0xfeff | SCM_OPN) & SCM_CARW (x))==(scm_tc7_port | SCM_OPN))) -#define SCM_OPINFPORTP(x) (SCM_NIMP(x) && (((0xfeff | SCM_OPN | SCM_RDNG) & SCM_CARW (x))==(scm_tc7_port | SCM_OPN | SCM_RDNG))) -#define SCM_OPOUTFPORTP(x) (SCM_NIMP(x) && (((0xfeff | SCM_OPN | SCM_WRTNG) & SCM_CARW (x))==(scm_tc7_port | SCM_OPN | SCM_WRTNG))) - -/* test whether fdes supports random access. */ -#define SCM_FDES_RANDOM_P(fdes) ((lseek (fdes, 0, SEEK_CUR) == -1) ? 0 : 1) - - -extern SCM scm_setbuf0 (SCM port); -extern SCM scm_setvbuf (SCM port, SCM mode, SCM size); -extern void scm_setfileno (FILE *fs, int fd); -extern void scm_evict_ports (int fd); -extern SCM scm_open_file (SCM filename, SCM modes); -extern SCM scm_fdes_to_port (int fdes, char *mode, SCM name); -extern void scm_init_fports (void); - -#endif /* FPORTSH */ +/* classes: h_files */ + +#ifndef SCM_FPORTS_H +#define SCM_FPORTS_H + +/* Copyright (C) 1995,1996,1997,1998,1999,2000,2001, 2006, 2008, 2009, 2011 Free Software Foundation, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public License + * as published by the Free Software Foundation; either version 3 of + * the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + + + +#include "libguile/__scm.h" + +#include "libguile/ports.h" + + + +/* struct allocated for each buffered FPORT. */ +typedef struct scm_t_fport { + int fdes; /* file descriptor. */ +} scm_t_fport; + +SCM_API scm_t_bits scm_tc16_fport; + +#define SCM_FSTREAM(x) ((scm_t_fport *) SCM_STREAM (x)) +#define SCM_FPORT_FDES(x) (SCM_FSTREAM (x)->fdes) + +#define SCM_FPORTP(x) (SCM_HAS_TYP16 (x, scm_tc16_fport)) +#define SCM_OPFPORTP(x) (SCM_FPORTP (x) && (SCM_CELL_WORD_0 (x) & SCM_OPN)) +#define SCM_OPINFPORTP(x) (SCM_OPFPORTP (x) && (SCM_CELL_WORD_0 (x) & SCM_RDNG)) +#define SCM_OPOUTFPORTP(x) (SCM_OPFPORTP (x) && (SCM_CELL_WORD_0 (x) & SCM_WRTNG)) + +/* test whether fdes supports random access. */ +#define SCM_FDES_RANDOM_P(fdes) ((lseek (fdes, 0, SEEK_CUR) == -1) ? 0 : 1) + + +SCM_API SCM scm_setbuf0 (SCM port); +SCM_API SCM scm_setvbuf (SCM port, SCM mode, SCM size); +SCM_API void scm_evict_ports (int fd); +SCM_API SCM scm_open_file (SCM filename, SCM modes); +SCM_API SCM scm_fdes_to_port (int fdes, char *mode, SCM name); +SCM_API SCM scm_file_port_p (SCM obj); +SCM_INTERNAL void scm_init_fports (void); + +/* internal functions */ + +SCM_INTERNAL SCM scm_i_fdes_to_port (int fdes, long mode_bits, SCM name); + + +#endif /* SCM_FPORTS_H */ + +/* + Local Variables: + c-file-style: "gnu" + End: +*/