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annotate libinterp/corefcn/c-file-ptr-stream.h @ 16892:68fc671a9339

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maint: Collapse interpfcn and interpfcn-core directories into corefcn directory. * libgui/src/module.mk: Remove -I references to interp-core, interpfcn, add reference to corefcn. * libinterp/Makefile.am: Remove -I references to interp-core, interpfcn, add reference to corefcn. * libinterp/corefcn/module.mk: Add files from interp-core, interpfcn to build system. Copy over special rules from module.mk files in interp-core andd interpfcn. * src/Makefile.am: Replace references to interp-core, interpfcn with those to corefcn. * libinterp/corefcn/Cell.cc, libinterp/corefcn/Cell.h, libinterp/corefcn/action-container.h, libinterp/corefcn/c-file-ptr-stream.cc, libinterp/corefcn/c-file-ptr-stream.h, libinterp/corefcn/comment-list.cc, libinterp/corefcn/comment-list.h, libinterp/corefcn/cutils.c, libinterp/corefcn/cutils.h, libinterp/corefcn/data.cc, libinterp/corefcn/data.h, libinterp/corefcn/debug.cc, libinterp/corefcn/debug.h, libinterp/corefcn/defaults.cc, libinterp/corefcn/defaults.in.h, libinterp/corefcn/defun-dld.h, libinterp/corefcn/defun-int.h, libinterp/corefcn/defun.cc, libinterp/corefcn/defun.h, libinterp/corefcn/dirfns.cc, libinterp/corefcn/dirfns.h, libinterp/corefcn/display.cc, libinterp/corefcn/display.h, libinterp/corefcn/dynamic-ld.cc, libinterp/corefcn/dynamic-ld.h, libinterp/corefcn/error.cc, libinterp/corefcn/error.h, libinterp/corefcn/event-queue.h, libinterp/corefcn/file-io.cc, libinterp/corefcn/file-io.h, libinterp/corefcn/gl-render.cc, libinterp/corefcn/gl-render.h, libinterp/corefcn/gl2ps-renderer.cc, libinterp/corefcn/gl2ps-renderer.h, libinterp/corefcn/gl2ps.c, libinterp/corefcn/gl2ps.h, libinterp/corefcn/graphics.cc, libinterp/corefcn/graphics.in.h, libinterp/corefcn/gripes.cc, libinterp/corefcn/gripes.h, libinterp/corefcn/help.cc, libinterp/corefcn/help.h, libinterp/corefcn/hook-fcn.cc, libinterp/corefcn/hook-fcn.h, libinterp/corefcn/input.cc, libinterp/corefcn/input.h, libinterp/corefcn/jit-ir.cc, libinterp/corefcn/jit-ir.h, libinterp/corefcn/jit-typeinfo.cc, libinterp/corefcn/jit-typeinfo.h, libinterp/corefcn/jit-util.cc, libinterp/corefcn/jit-util.h, libinterp/corefcn/load-path.cc, libinterp/corefcn/load-path.h, libinterp/corefcn/load-save.cc, libinterp/corefcn/load-save.h, libinterp/corefcn/ls-ascii-helper.cc, libinterp/corefcn/ls-ascii-helper.h, libinterp/corefcn/ls-hdf5.cc, libinterp/corefcn/ls-hdf5.h, libinterp/corefcn/ls-mat-ascii.cc, libinterp/corefcn/ls-mat-ascii.h, libinterp/corefcn/ls-mat4.cc, libinterp/corefcn/ls-mat4.h, libinterp/corefcn/ls-mat5.cc, libinterp/corefcn/ls-mat5.h, libinterp/corefcn/ls-oct-ascii.cc, libinterp/corefcn/ls-oct-ascii.h, libinterp/corefcn/ls-oct-binary.cc, libinterp/corefcn/ls-oct-binary.h, libinterp/corefcn/ls-utils.cc, libinterp/corefcn/ls-utils.h, libinterp/corefcn/matherr.c, libinterp/corefcn/mex.cc, libinterp/corefcn/mex.h, libinterp/corefcn/mexproto.h, libinterp/corefcn/mxarray.in.h, libinterp/corefcn/oct-errno.h, libinterp/corefcn/oct-errno.in.cc, libinterp/corefcn/oct-fstrm.cc, libinterp/corefcn/oct-fstrm.h, libinterp/corefcn/oct-hdf5.h, libinterp/corefcn/oct-hist.cc, libinterp/corefcn/oct-hist.h, libinterp/corefcn/oct-iostrm.cc, libinterp/corefcn/oct-iostrm.h, libinterp/corefcn/oct-lvalue.cc, libinterp/corefcn/oct-lvalue.h, libinterp/corefcn/oct-map.cc, libinterp/corefcn/oct-map.h, libinterp/corefcn/oct-obj.cc, libinterp/corefcn/oct-obj.h, libinterp/corefcn/oct-prcstrm.cc, libinterp/corefcn/oct-prcstrm.h, libinterp/corefcn/oct-procbuf.cc, libinterp/corefcn/oct-procbuf.h, libinterp/corefcn/oct-stdstrm.h, libinterp/corefcn/oct-stream.cc, libinterp/corefcn/oct-stream.h, libinterp/corefcn/oct-strstrm.cc, libinterp/corefcn/oct-strstrm.h, libinterp/corefcn/oct.h, libinterp/corefcn/octave-link.cc, libinterp/corefcn/octave-link.h, libinterp/corefcn/pager.cc, libinterp/corefcn/pager.h, libinterp/corefcn/pr-output.cc, libinterp/corefcn/pr-output.h, libinterp/corefcn/procstream.cc, libinterp/corefcn/procstream.h, libinterp/corefcn/profiler.cc, libinterp/corefcn/profiler.h, libinterp/corefcn/pt-jit.cc, libinterp/corefcn/pt-jit.h, libinterp/corefcn/sighandlers.cc, libinterp/corefcn/sighandlers.h, libinterp/corefcn/siglist.c, libinterp/corefcn/siglist.h, libinterp/corefcn/sparse-xdiv.cc, libinterp/corefcn/sparse-xdiv.h, libinterp/corefcn/sparse-xpow.cc, libinterp/corefcn/sparse-xpow.h, libinterp/corefcn/symtab.cc, libinterp/corefcn/symtab.h, libinterp/corefcn/sysdep.cc, libinterp/corefcn/sysdep.h, libinterp/corefcn/toplev.cc, libinterp/corefcn/toplev.h, libinterp/corefcn/txt-eng-ft.cc, libinterp/corefcn/txt-eng-ft.h, libinterp/corefcn/txt-eng.h, libinterp/corefcn/unwind-prot.cc, libinterp/corefcn/unwind-prot.h, libinterp/corefcn/utils.cc, libinterp/corefcn/utils.h, libinterp/corefcn/variables.cc, libinterp/corefcn/variables.h, libinterp/corefcn/workspace-element.h, libinterp/corefcn/xdiv.cc, libinterp/corefcn/xdiv.h, libinterp/corefcn/xgl2ps.c, libinterp/corefcn/xnorm.cc, libinterp/corefcn/xnorm.h, libinterp/corefcn/xpow.cc, libinterp/corefcn/xpow.h, libinterp/corefcn/zfstream.cc, libinterp/corefcn/zfstream.h: Files moved from interp-core and interpfcn directories. * libinterp/interp-core/Cell.cc, libinterp/interp-core/Cell.h, libinterp/interp-core/action-container.h, libinterp/interp-core/c-file-ptr-stream.cc, libinterp/interp-core/c-file-ptr-stream.h, libinterp/interp-core/comment-list.cc, libinterp/interp-core/comment-list.h, libinterp/interp-core/cutils.c, libinterp/interp-core/cutils.h, libinterp/interp-core/defun-dld.h, libinterp/interp-core/defun-int.h, libinterp/interp-core/display.cc, libinterp/interp-core/display.h, libinterp/interp-core/dynamic-ld.cc, libinterp/interp-core/dynamic-ld.h, libinterp/interp-core/event-queue.h, libinterp/interp-core/gl-render.cc, libinterp/interp-core/gl-render.h, libinterp/interp-core/gl2ps-renderer.cc, libinterp/interp-core/gl2ps-renderer.h, libinterp/interp-core/gl2ps.c, libinterp/interp-core/gl2ps.h, libinterp/interp-core/gripes.cc, libinterp/interp-core/gripes.h, libinterp/interp-core/jit-ir.cc, libinterp/interp-core/jit-ir.h, libinterp/interp-core/jit-typeinfo.cc, libinterp/interp-core/jit-typeinfo.h, libinterp/interp-core/jit-util.cc, libinterp/interp-core/jit-util.h, libinterp/interp-core/ls-ascii-helper.cc, libinterp/interp-core/ls-ascii-helper.h, libinterp/interp-core/ls-hdf5.cc, libinterp/interp-core/ls-hdf5.h, libinterp/interp-core/ls-mat-ascii.cc, libinterp/interp-core/ls-mat-ascii.h, libinterp/interp-core/ls-mat4.cc, libinterp/interp-core/ls-mat4.h, libinterp/interp-core/ls-mat5.cc, libinterp/interp-core/ls-mat5.h, libinterp/interp-core/ls-oct-binary.cc, libinterp/interp-core/ls-oct-binary.h, libinterp/interp-core/ls-utils.cc, libinterp/interp-core/ls-utils.h, libinterp/interp-core/matherr.c, libinterp/interp-core/mex.cc, libinterp/interp-core/mex.h, libinterp/interp-core/mexproto.h, libinterp/interp-core/module.mk, libinterp/interp-core/mxarray.in.h, libinterp/interp-core/oct-errno.h, libinterp/interp-core/oct-errno.in.cc, libinterp/interp-core/oct-fstrm.cc, libinterp/interp-core/oct-fstrm.h, libinterp/interp-core/oct-hdf5.h, libinterp/interp-core/oct-iostrm.cc, libinterp/interp-core/oct-iostrm.h, libinterp/interp-core/oct-lvalue.cc, libinterp/interp-core/oct-lvalue.h, libinterp/interp-core/oct-map.cc, libinterp/interp-core/oct-map.h, libinterp/interp-core/oct-obj.cc, libinterp/interp-core/oct-obj.h, libinterp/interp-core/oct-prcstrm.cc, libinterp/interp-core/oct-prcstrm.h, libinterp/interp-core/oct-procbuf.cc, libinterp/interp-core/oct-procbuf.h, libinterp/interp-core/oct-stdstrm.h, libinterp/interp-core/oct-stream.cc, libinterp/interp-core/oct-stream.h, libinterp/interp-core/oct-strstrm.cc, libinterp/interp-core/oct-strstrm.h, libinterp/interp-core/oct.h, libinterp/interp-core/procstream.cc, libinterp/interp-core/procstream.h, libinterp/interp-core/pt-jit.cc, libinterp/interp-core/pt-jit.h, libinterp/interp-core/siglist.c, libinterp/interp-core/siglist.h, libinterp/interp-core/sparse-xdiv.cc, libinterp/interp-core/sparse-xdiv.h, libinterp/interp-core/sparse-xpow.cc, libinterp/interp-core/sparse-xpow.h, libinterp/interp-core/txt-eng-ft.cc, libinterp/interp-core/txt-eng-ft.h, libinterp/interp-core/txt-eng.h, libinterp/interp-core/unwind-prot.cc, libinterp/interp-core/unwind-prot.h, libinterp/interp-core/xdiv.cc, libinterp/interp-core/xdiv.h, libinterp/interp-core/xgl2ps.c, libinterp/interp-core/xnorm.cc, libinterp/interp-core/xnorm.h, libinterp/interp-core/xpow.cc, libinterp/interp-core/xpow.h, libinterp/interp-core/zfstream.cc, libinterp/interp-core/zfstream.h, libinterp/interpfcn/data.cc, libinterp/interpfcn/data.h, libinterp/interpfcn/debug.cc, libinterp/interpfcn/debug.h, libinterp/interpfcn/defaults.cc, libinterp/interpfcn/defaults.in.h, libinterp/interpfcn/defun.cc, libinterp/interpfcn/defun.h, libinterp/interpfcn/dirfns.cc, libinterp/interpfcn/dirfns.h, libinterp/interpfcn/error.cc, libinterp/interpfcn/error.h, libinterp/interpfcn/file-io.cc, libinterp/interpfcn/file-io.h, libinterp/interpfcn/graphics.cc, libinterp/interpfcn/graphics.in.h, libinterp/interpfcn/help.cc, libinterp/interpfcn/help.h, libinterp/interpfcn/hook-fcn.cc, libinterp/interpfcn/hook-fcn.h, libinterp/interpfcn/input.cc, libinterp/interpfcn/input.h, libinterp/interpfcn/load-path.cc, libinterp/interpfcn/load-path.h, libinterp/interpfcn/load-save.cc, libinterp/interpfcn/load-save.h, libinterp/interpfcn/ls-oct-ascii.cc, libinterp/interpfcn/ls-oct-ascii.h, libinterp/interpfcn/module.mk, libinterp/interpfcn/oct-hist.cc, libinterp/interpfcn/oct-hist.h, libinterp/interpfcn/octave-link.cc, libinterp/interpfcn/octave-link.h, libinterp/interpfcn/pager.cc, libinterp/interpfcn/pager.h, libinterp/interpfcn/pr-output.cc, libinterp/interpfcn/pr-output.h, libinterp/interpfcn/profiler.cc, libinterp/interpfcn/profiler.h, libinterp/interpfcn/sighandlers.cc, libinterp/interpfcn/sighandlers.h, libinterp/interpfcn/symtab.cc, libinterp/interpfcn/symtab.h, libinterp/interpfcn/sysdep.cc, libinterp/interpfcn/sysdep.h, libinterp/interpfcn/toplev.cc, libinterp/interpfcn/toplev.h, libinterp/interpfcn/utils.cc, libinterp/interpfcn/utils.h, libinterp/interpfcn/variables.cc, libinterp/interpfcn/variables.h, libinterp/interpfcn/workspace-element.h: deleted files.
author Rik <rik@octave.org>
date Wed, 03 Jul 2013 17:43:48 -0700
parents libinterp/interp-core/c-file-ptr-stream.h@8122286c69a9
children d63878346099
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1 /*
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2
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72c96de7a403 maint: update copyright notices for 2012
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3 Copyright (C) 2000-2012 John W. Eaton
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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21 */
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23 #if !defined (octave_c_file_ptr_stream_h)
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24 #define octave_c_file_ptr_stream_h 1
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26 #include <cstdio>
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28 #include <iosfwd>
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30 class
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31 c_file_ptr_buf : public std::streambuf
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32 {
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33 public:
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35 #if !defined (CXX_ISO_COMPLIANT_LIBRARY)
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36 typedef int int_type;
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37 #else
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38 typedef std::streambuf::int_type int_type;
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39 #endif
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41 typedef int (*close_fcn) (FILE *);
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43 FILE* stdiofile (void) { return f; }
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45 c_file_ptr_buf (FILE *f_arg, close_fcn cf_arg = file_close)
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46 : std::streambuf (), f (f_arg), cf (cf_arg)
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47 { }
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49 ~c_file_ptr_buf (void);
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51 int_type overflow (int_type);
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53 int_type underflow (void) { return underflow_common (false); }
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55 int_type uflow (void) { return underflow_common (true); }
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57 int_type pbackfail (int_type);
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59 std::streamsize xsputn (const char*, std::streamsize);
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61 std::streamsize xsgetn (char *, std::streamsize);
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63 std::streampos seekoff (std::streamoff, std::ios::seekdir,
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64 std::ios::openmode = std::ios::in | std::ios::out);
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66 std::streampos seekpos (std::streampos,
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67 std::ios::openmode = std::ios::in | std::ios::out);
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68
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69 int sync (void);
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70
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71 int flush (void);
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72
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73 int buf_close (void);
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74
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75 int file_number () const { return f ? fileno (f) : -1; }
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76
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77 int seek (off_t offset, int origin);
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78
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79 off_t tell (void);
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80
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81 void clear (void) { if (f) clearerr (f); }
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82
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83 static int file_close (FILE *f);
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84
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85 protected:
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86
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87 FILE *f;
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88
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89 close_fcn cf;
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90
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91 private:
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92
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93 int_type underflow_common (bool);
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94
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95 // No copying!
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96
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97 c_file_ptr_buf (const c_file_ptr_buf&);
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98
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99 c_file_ptr_buf& operator = (const c_file_ptr_buf&);
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100 };
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101
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102 // FIXME -- the following three classes could probably share
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103 // some code...
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104
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105 template <typename STREAM_T, typename FILE_T, typename BUF_T>
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106 class
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107 c_file_ptr_stream : public STREAM_T
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108 {
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109 public:
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110
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111 c_file_ptr_stream (FILE_T f, typename BUF_T::close_fcn cf = BUF_T::file_close)
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112 : STREAM_T (0), buf (new BUF_T (f, cf)) { STREAM_T::init (buf); }
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113
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114 ~c_file_ptr_stream (void) { delete buf; buf = 0; }
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115
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116 BUF_T *rdbuf (void) { return buf; }
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117
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118 void stream_close (void) { if (buf) buf->buf_close (); }
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119
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120 int seek (off_t offset, int origin)
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121 { return buf ? buf->seek (offset, origin) : -1; }
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122
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123 off_t tell (void) { return buf ? buf->tell () : -1; }
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124
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125 void clear (void) { if (buf) buf->clear (); STREAM_T::clear (); }
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126
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127 private:
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128
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129 BUF_T *buf;
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130
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131 // No copying!
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132
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133 c_file_ptr_stream (const c_file_ptr_stream&);
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134
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135 c_file_ptr_stream& operator = (const c_file_ptr_stream&);
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136 };
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137
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138 typedef c_file_ptr_stream<std::istream, FILE *, c_file_ptr_buf> i_c_file_ptr_stream;
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139 typedef c_file_ptr_stream<std::ostream, FILE *, c_file_ptr_buf> o_c_file_ptr_stream;
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140 typedef c_file_ptr_stream<std::iostream, FILE *, c_file_ptr_buf> io_c_file_ptr_stream;
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141
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142 #ifdef HAVE_ZLIB
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143
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144 #ifdef HAVE_ZLIB_H
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145 #include <zlib.h>
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146 #endif
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147
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148 class
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149 c_zfile_ptr_buf : public std::streambuf
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150 {
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151 public:
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152
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153 #if !defined (CXX_ISO_COMPLIANT_LIBRARY)
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154 typedef int int_type;
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155 #else
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156 typedef std::streambuf::int_type int_type;
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157 #endif
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158
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159 typedef int (*close_fcn) (gzFile);
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160
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161 gzFile stdiofile (void) { return f; }
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162
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163 c_zfile_ptr_buf (gzFile f_arg, close_fcn cf_arg = file_close)
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164 : std::streambuf (), f (f_arg), cf (cf_arg)
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165 { }
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166
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167 ~c_zfile_ptr_buf (void);
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168
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169 int_type overflow (int_type);
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170
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171 int_type underflow (void) { return underflow_common (false); }
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172
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173 int_type uflow (void) { return underflow_common (true); }
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174
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175 int_type pbackfail (int_type);
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176
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177 std::streamsize xsputn (const char*, std::streamsize);
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178
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179 std::streamsize xsgetn (char *, std::streamsize);
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180
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181 std::streampos seekoff (std::streamoff, std::ios::seekdir,
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182 std::ios::openmode = std::ios::in | std::ios::out);
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183
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184 std::streampos seekpos (std::streampos,
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185 std::ios::openmode = std::ios::in | std::ios::out);
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186
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187 int sync (void);
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188
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189 int flush (void);
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190
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191 int buf_close (void);
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192
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193 int file_number () const { return -1; }
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194
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195 int seek (off_t offset, int origin)
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196 { return f ? gzseek (f, offset, origin) >= 0 : -1; }
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197
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198 off_t tell (void) { return f ? gztell (f) : -1; }
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199
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200 void clear (void) { if (f) gzclearerr (f); }
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201
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202 static int file_close (gzFile f) { return ::gzclose (f); }
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203
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204 protected:
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205
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206 gzFile f;
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207
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208 close_fcn cf;
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209
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210 private:
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211
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212 int_type underflow_common (bool);
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213
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214 // No copying!
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215
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216 c_zfile_ptr_buf (const c_zfile_ptr_buf&);
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217
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218 c_zfile_ptr_buf& operator = (const c_zfile_ptr_buf&);
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219 };
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220
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221 typedef c_file_ptr_stream<std::istream, gzFile, c_zfile_ptr_buf> i_c_zfile_ptr_stream;
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222 typedef c_file_ptr_stream<std::ostream, gzFile, c_zfile_ptr_buf> o_c_zfile_ptr_stream;
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223 typedef c_file_ptr_stream<std::iostream, gzFile, c_zfile_ptr_buf> io_c_zfile_ptr_stream;
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224
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225 #endif
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226
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227 #endif