octave: liboctave/util/lo-utils.cc annotate

annotate liboctave/util/lo-utils.cc @ 31605:e88a07dec498 stable

maint: Use macros to begin/end C++ namespaces. * oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE, OCTAVE_END_NAMESPACE) that can be used to start/end a namespace. * mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc, __dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc, __ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc, __magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc, auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h, besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h, call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc, colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc, defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc, display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc, ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h, event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc, fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc, ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc, gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc, graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc, help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h, interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h, inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc, latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h, lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc, ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h, mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc, oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h, oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h, oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h, oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy, ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc, pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc, qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h, sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc, sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h, stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc, symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h, symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h, text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc, url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc, variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h, __delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc, __init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc, audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh, mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc, cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h, cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h, cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc, ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc, ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h, ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc, ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h, ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc, op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc, op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc, op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc, op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc, op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc, op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc, op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc, op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc, op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc, op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc, op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc, op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc, op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc, op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc, op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc, op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc, op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h, anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h, comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc, oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h, pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h, pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h, pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h, pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h, pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc, pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc, pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc, pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc, pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc, pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc, pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h, pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h, range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc, chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h, lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h, oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h, oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc, qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc, randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc, sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc, child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc, file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h, mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h, oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc, oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h, base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h, file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc, lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h, oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h, oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h, oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h, pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h, url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.

author	Rik <rik@octave.org>
date	Thu, 01 Dec 2022 14:23:45 -0800
parents	796f54d4ddbf
children	dfa5d9c3ae72 aac27ad79be6

rev	line source
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	1 ////////////////////////////////////////////////////////////////////////
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	2 //
30564 796f54d4ddbf update Octave Project Developers copyright for the new year John W. Eaton <jwe@octave.org> parents: 30394 diff changeset	3 // Copyright (C) 1996-2022 The Octave Project Developers
27923 bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	4 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	5 // See the file COPYRIGHT.md in the top-level directory of this
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	6 // distribution or <https://octave.org/copyright/>.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	7 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	8 // This file is part of Octave.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	9 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	10 // Octave is free software: you can redistribute it and/or modify it
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	11 // under the terms of the GNU General Public License as published by
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	12 // the Free Software Foundation, either version 3 of the License, or
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	13 // (at your option) any later version.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	14 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	15 // Octave is distributed in the hope that it will be useful, but
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	16 // WITHOUT ANY WARRANTY; without even the implied warranty of
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	18 // GNU General Public License for more details.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	19 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	20 // You should have received a copy of the GNU General Public License
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	21 // along with Octave; see the file COPYING. If not, see
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	22 // <https://www.gnu.org/licenses/>.
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	23 //
bd51beb6205e update formatting of copyright notices John W. Eaton <jwe@octave.org> parents: 27919 diff changeset	24 ////////////////////////////////////////////////////////////////////////
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	25
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21723 diff changeset	26 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21202 diff changeset	27 # include "config.h"
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	28 #endif
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	29
10463 bbe99b2a5ba7 undo recent gnulib-related changes John W. Eaton <jwe@octave.org> parents: 10447 diff changeset	30 #include <cstdlib>
7048 845ca0affec0 [project @ 2007-10-22 16:55:41 by jwe] jwe parents: 7017 diff changeset	31 #include <cstring>
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	32
23443 3f1bf237908b maint: Eliminate <cfloat.h> header from liboctave files. Rik <rik@octave.org> parents: 23220 diff changeset	33 #include <complex>
25438 cb1606f78f6b prefer <istream>, <ostream>, or <iosfwd> to <iostream> where possible John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	34 #include <istream>
6490 0ad7655cf2bc [project @ 2007-04-05 02:44:34 by jwe] jwe parents: 6202 diff changeset	35 #include <limits>
25438 cb1606f78f6b prefer <istream>, <ostream>, or <iosfwd> to <iostream> where possible John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	36 #include <ostream>
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2847 diff changeset	37 #include <string>
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2847 diff changeset	38
10068 ca93f583573d handle interrupts octave_fgets Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	39 #include "quit.h"
ca93f583573d handle interrupts octave_fgets Jaroslav Hajek <highegg@gmail.com> parents: 9469 diff changeset	40
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	41 #include "intprops-wrappers.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2847 diff changeset	42 #include "lo-error.h"
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	43 #include "lo-ieee.h"
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	44 #include "lo-mappers.h"
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	45 #include "lo-utils.h"
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	46 #include "oct-inttypes.h"
1967 4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe] jwe parents: diff changeset	47
31605 e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30564 diff changeset	48 OCTAVE_BEGIN_NAMESPACE(octave)
e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30564 diff changeset	49
29937 da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	50 bool is_int_or_inf_or_nan (double x)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	51 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	52 return math::isnan (x) \|\| math::x_nint (x) == x;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	53 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	54
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	55 bool too_large_for_float (double x)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	56 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	57 return (math::isfinite (x)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	58 && fabs (x) > std::numeric_limits<float>::max ());
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	59 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	60
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	61 bool too_large_for_float (const Complex& x)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	62 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	63 return (too_large_for_float (x.real ())
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	64 \|\| too_large_for_float (x.imag ()));
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	65 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	66
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	67 bool is_int_or_inf_or_nan (float x)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	68 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	69 return math::isnan (x) \|\| math::x_nint (x) == x;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	70 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	71
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	72 // Save a string.
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	73
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	74 char * strsave (const char *s)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	75 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	76 if (! s)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	77 return nullptr;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	78
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	79 int len = strlen (s);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	80 char *tmp = new char [len+1];
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	81 tmp = strcpy (tmp, s);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	82 return tmp;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	83 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	84
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	85 std::string fgets (FILE *f)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	86 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	87 bool eof;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	88 return fgets (f, eof);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	89 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	90
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	91 std::string fgets (FILE *f, bool& eof)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	92 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	93 eof = false;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	94
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	95 std::string retval;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	96
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	97 int grow_size = 1024;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	98 int max_size = grow_size;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	99
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	100 char buf = static_cast<char > (std::malloc (max_size));
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	101 if (! buf)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	102 (*current_liboctave_error_handler) ("octave_fgets: unable to malloc %d bytes", max_size);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	103
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	104 char *bufptr = buf;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	105 int len = 0;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	106
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	107 do
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	108 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	109 if (std::fgets (bufptr, grow_size, f))
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	110 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	111 len = strlen (bufptr);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	112
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	113 if (len == grow_size - 1)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	114 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	115 int tmp = bufptr - buf + grow_size - 1;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	116 grow_size *= 2;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	117 max_size += grow_size;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	118 auto tmpbuf = static_cast<char *> (std::realloc (buf, max_size));
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	119 if (! tmpbuf)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	120 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	121 free (buf);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	122 (*current_liboctave_error_handler) ("octave_fgets: unable to realloc %d bytes", max_size);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	123 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	124 buf = tmpbuf;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	125 bufptr = buf + tmp;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	126
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	127 if (*(bufptr-1) == '\n')
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	128 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	129 *bufptr = '\0';
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	130 retval = buf;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	131 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	132 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	133 else if (bufptr[len-1] != '\n')
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	134 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	135 bufptr[len++] = '\n';
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	136 bufptr[len] = '\0';
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	137 retval = buf;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	138 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	139 else
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	140 retval = buf;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	141 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	142 else
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	143 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	144 if (len == 0)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	145 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	146 eof = true;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	147
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	148 free (buf);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	149
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	150 buf = nullptr;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	151 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	152
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	153 break;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	154 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	155 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	156 while (retval.empty ());
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	157
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	158 free (buf);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	159
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	160 octave_quit ();
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	161
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	162 return retval;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	163 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	164
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	165 std::string fgetl (FILE *f)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	166 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	167 bool eof;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	168 return fgetl (f, eof);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	169 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	170
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	171 std::string fgetl (FILE *f, bool& eof)
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	172 {
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	173 std::string retval = fgets (f, eof);
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	174
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	175 if (! retval.empty () && retval.back () == '\n')
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	176 retval.pop_back ();
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	177
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	178 return retval;
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	179 }
da7210e30f3e move some utility functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 29445 diff changeset	180
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	181 template <typename T>
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	182 T
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	183 read_value (std::istream& is)
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	184 {
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	185 T retval;
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	186 is >> retval;
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	187 return retval;
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	188 }
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	189
29244 d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	190 template OCTAVE_API bool read_value<bool> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	191 template OCTAVE_API octave_int8 read_value<octave_int8> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	192 template OCTAVE_API octave_int16 read_value<octave_int16> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	193 template OCTAVE_API octave_int32 read_value<octave_int32> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	194 template OCTAVE_API octave_int64 read_value<octave_int64> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	195 template OCTAVE_API octave_uint8 read_value<octave_uint8> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	196 template OCTAVE_API octave_uint16 read_value<octave_uint16> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	197 template OCTAVE_API octave_uint32 read_value<octave_uint32> (std::istream& is);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	198 template OCTAVE_API octave_uint64 read_value<octave_uint64> (std::istream& is);
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	199
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	200 // Note that the caller is responsible for repositioning the stream on
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	201 // failure.
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	202
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	203 template <typename T>
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	204 T
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	205 read_inf_nan_na (std::istream& is, char c0)
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	206 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	207 T val = 0.0;
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	208
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	209 switch (c0)
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	210 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	211 case 'i': case 'I':
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	212 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	213 char c1 = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	214 if (c1 == 'n' \|\| c1 == 'N')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	215 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	216 char c2 = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	217 if (c2 == 'f' \|\| c2 == 'F')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	218 val = std::numeric_limits<T>::infinity ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	219 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	220 is.setstate (std::ios::failbit);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	221 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	222 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	223 is.setstate (std::ios::failbit);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	224 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	225 break;
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	226
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	227 case 'n': case 'N':
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	228 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	229 char c1 = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	230 if (c1 == 'a' \|\| c1 == 'A')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	231 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	232 char c2 = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	233 if (c2 == 'n' \|\| c2 == 'N')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	234 val = std::numeric_limits<T>::quiet_NaN ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	235 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	236 {
28857 43ad651cf5a0 eliminate unnecessary uses of octave:: namespace qualifier John W. Eaton <jwe@octave.org> parents: 28849 diff changeset	237 val = numeric_limits<T>::NA ();
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	238 if (c2 != std::istream::traits_type::eof ())
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	239 is.putback (c2);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	240 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	241 is.clear (is.rdstate () & ~std::ios::failbit);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	242 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	243 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	244 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	245 is.setstate (std::ios::failbit);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	246 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	247 break;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	248
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	249 default:
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	250 (*current_liboctave_error_handler)
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	251 ("read_inf_nan_na: invalid character '%c'", c0);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	252 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	253
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	254 return val;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	255 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	256
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	257 // Read a double value. Discard any sign on NaN and NA.
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	258
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	259 template <typename T>
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	260 double
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	261 read_fp_value (std::istream& is)
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	262 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	263 T val = 0.0;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	264
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	265 // FIXME: resetting stream position is likely to fail unless we are
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	266 // reading from a file.
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	267 std::streampos pos = is.tellg ();
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	268
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	269 char c1 = ' ';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	270
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	271 while (isspace (c1))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	272 c1 = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	273
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	274 bool neg = false;
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	275
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	276 switch (c1)
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	277 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	278 case '-':
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	279 neg = true;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	280 OCTAVE_FALLTHROUGH;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	281
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	282 case '+':
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	283 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	284 char c2 = 0;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	285 c2 = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	286 if (c2 == 'i' \|\| c2 == 'I' \|\| c2 == 'n' \|\| c2 == 'N')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	287 val = read_inf_nan_na<T> (is, c2);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	288 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	289 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	290 is.putback (c2);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	291 is >> val;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	292 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	293
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	294 if (neg && ! is.fail ())
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	295 val = -val;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	296 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	297 break;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	298
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	299 case 'i': case 'I':
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	300 case 'n': case 'N':
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	301 val = read_inf_nan_na<T> (is, c1);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	302 break;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	303
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	304 default:
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	305 is.putback (c1);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	306 is >> val;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	307 break;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	308 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	309
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	310 std::ios::iostate status = is.rdstate ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	311 if (status & std::ios::failbit)
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	312 {
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	313 // Convert MAX_VAL returned by C++ streams for very large numbers to Inf
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	314 if (val == std::numeric_limits<T>::max ())
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	315 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	316 if (neg)
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	317 val = -std::numeric_limits<T>::infinity ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	318 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	319 val = std::numeric_limits<T>::infinity ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	320 is.clear (status & ~std::ios::failbit);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	321 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	322 else
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	323 {
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	324 // True error. Reset stream to original position and pass status on.
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	325 is.clear ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	326 is.seekg (pos);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	327 is.setstate (status);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	328 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	329 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	330
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	331 return val;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	332 }
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	333
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	334 template <typename T>
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	335 std::complex<T>
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	336 read_cx_fp_value (std::istream& is)
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	337 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	338 T re = 0.0;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	339 T im = 0.0;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	340
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	341 std::complex<T> cx = 0.0;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	342
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	343 char ch = ' ';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	344
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	345 while (isspace (ch))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	346 ch = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	347
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	348 if (ch == '(')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	349 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	350 re = read_value<T> (is);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	351 ch = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	352
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	353 if (ch == ',')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	354 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	355 im = read_value<T> (is);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	356 ch = is.get ();
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	357
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	358 if (ch == ')')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	359 cx = std::complex<T> (re, im);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	360 else
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	361 is.setstate (std::ios::failbit);
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	362 }
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	363 else if (ch == ')')
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	364 cx = re;
10314 07ebe522dac2 untabify liboctave C++ sources John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	365 else
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	366 is.setstate (std::ios::failbit);
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	367 }
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	368 else
6194 0d2ff0dfb159 [project @ 2006-12-01 05:25:38 by jwe] jwe parents: 5775 diff changeset	369 {
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	370 is.putback (ch);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	371 cx = read_value<T> (is);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	372 }
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	373
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	374 return cx;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	375 }
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	376
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	377 // FIXME: Could we use traits and enable_if to avoid duplication in the
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	378 // following specializations?
6194 0d2ff0dfb159 [project @ 2006-12-01 05:25:38 by jwe] jwe parents: 5775 diff changeset	379
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	380 template <> OCTAVE_API double read_value (std::istream& is)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	381 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	382 return read_fp_value<double> (is);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	383 }
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	384
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	385 template <> OCTAVE_API Complex read_value (std::istream& is)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	386 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	387 return read_cx_fp_value<double> (is);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	388 }
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	389
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	390 template <> OCTAVE_API float read_value (std::istream& is)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	391 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	392 return read_fp_value<float> (is);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	393 }
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	394
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	395 template <> OCTAVE_API FloatComplex read_value (std::istream& is)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	396 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	397 return read_cx_fp_value<float> (is);
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	398 }
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	399
29230 6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	400 template <typename T>
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	401 void
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	402 write_value (std::ostream& os, const T& value)
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	403 {
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	404 os << value;
6b3faa844395 Set API tags in files in liboctave/util (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 28857 diff changeset	405 }
6194 0d2ff0dfb159 [project @ 2006-12-01 05:25:38 by jwe] jwe parents: 5775 diff changeset	406
29244 d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	407 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	408 write_value<bool> (std::ostream& os, const bool& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	409 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	410 write_value<octave_int8> (std::ostream& os, const octave_int8& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	411 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	412 write_value<octave_int16> (std::ostream& os, const octave_int16& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	413 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	414 write_value<octave_int32> (std::ostream& os, const octave_int32& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	415 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	416 write_value<octave_int64> (std::ostream& os, const octave_int64& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	417 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	418 write_value<octave_uint8> (std::ostream& os, const octave_uint8& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	419 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	420 write_value<octave_uint16> (std::ostream& os, const octave_uint16& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	421 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	422 write_value<octave_uint32> (std::ostream& os, const octave_uint32& value);
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	423 template OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	424 write_value<octave_uint64> (std::ostream& os, const octave_uint64& value);
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	425
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	426 // Note: precision is supposed to be managed outside of this function by
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	427 // setting stream parameters.
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	428
29244 d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	429 template <> OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	430 write_value (std::ostream& os, const double& value)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	431 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	432 if (lo_ieee_is_NA (value))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	433 os << "NA";
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	434 else if (lo_ieee_isnan (value))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	435 os << "NaN";
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	436 else if (lo_ieee_isinf (value))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	437 os << (value < 0 ? "-Inf" : "Inf");
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	438 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	439 os << value;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	440 }
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	441
29244 d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	442 template <> OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	443 write_value (std::ostream& os, const Complex& value)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	444 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	445 os << '(';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	446 write_value<double> (os, real (value));
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	447 os << ',';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	448 write_value<double> (os, imag (value));
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	449 os << ')';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	450 }
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	451
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	452 // Note: precision is supposed to be managed outside of this function by
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	453 // setting stream parameters.
9469 c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	454
29244 d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	455 template <> OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	456 write_value (std::ostream& os, const float& value)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	457 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	458 if (lo_ieee_is_NA (value))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	459 os << "NA";
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	460 else if (lo_ieee_isnan (value))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	461 os << "NaN";
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	462 else if (lo_ieee_isinf (value))
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	463 os << (value < 0 ? "-Inf" : "Inf");
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	464 else
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	465 os << value;
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	466 }
9469 c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	467
29244 d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	468 template <> OCTAVE_API void
d1473e75d7d6 lo-utils: Export template instantiations (patch #8919). Markus Mützel <markus.muetzel@gmx.de> parents: 29230 diff changeset	469 write_value (std::ostream& os, const FloatComplex& value)
28628 83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	470 {
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	471 os << '(';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	472 write_value<float> (os, real (value));
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	473 os << ',';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	474 write_value<float> (os, imag (value));
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	475 os << ')';
83172e1c77f2 refactor octave_read_* and octave_write_* functions John W. Eaton <jwe@octave.org> parents: 27923 diff changeset	476 }
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	477
31605 e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30564 diff changeset	478 OCTAVE_BEGIN_NAMESPACE(math)
e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30564 diff changeset	479
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	480 bool int_multiply_overflow (int a, int b, int *r)
14806 980e2d5c83f7 avoid calling putback more than once between reads John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	481 {
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	482 return octave_i_multiply_overflow_wrapper (a, b, r);
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	483 }
7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	484
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	485 bool int_multiply_overflow (long int a, long int b, long int *r)
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	486 {
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	487 return octave_li_multiply_overflow_wrapper (a, b, r);
4130 7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	488 }
7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe] jwe parents: 3970 diff changeset	489
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	490 #if defined (OCTAVE_HAVE_LONG_LONG_INT)
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	491 bool int_multiply_overflow (long long int a, long long int b,
b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	492 long long int *r)
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	493 {
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	494 return octave_lli_multiply_overflow_wrapper (a, b, r);
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	495 }
8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	496 #endif
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7048 diff changeset	497
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	498 bool int_multiply_overflow (unsigned int a, unsigned int b,
b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	499 unsigned int *r)
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	500 {
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	501 return octave_ui_multiply_overflow_wrapper (a, b, r);
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	502 }
7789 82be108cc558 First attempt at single precision tyeps David Bateman <dbateman@free.fr> parents: 7048 diff changeset	503
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	504 bool int_multiply_overflow (unsigned long int a, unsigned long int b,
30394 f3f3e3793fb5 maint: style check C++ files in liboctave/ ahead of 7.1 release. Rik <rik@octave.org> parents: 29937 diff changeset	505 unsigned long int *r)
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	506 {
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	507 return octave_uli_multiply_overflow_wrapper (a, b, r);
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	508 }
9469 c6edba80dfae sanity checks for loading sparse matrices John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	509
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	510 #if defined (OCTAVE_HAVE_UNSIGNED_LONG_LONG_INT)
8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	511 bool int_multiply_overflow (unsigned long long int a,
30394 f3f3e3793fb5 maint: style check C++ files in liboctave/ ahead of 7.1 release. Rik <rik@octave.org> parents: 29937 diff changeset	512 unsigned long long int b,
f3f3e3793fb5 maint: style check C++ files in liboctave/ ahead of 7.1 release. Rik <rik@octave.org> parents: 29937 diff changeset	513 unsigned long long int *r)
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	514 {
29445 b5f3ae7610cf Use gnulib macros that account for the output type in integer overflow checks. Markus Mützel <markus.muetzel@gmx.de> parents: 29359 diff changeset	515 return octave_ulli_multiply_overflow_wrapper (a, b, r);
28849 8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	516 }
8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	517 #endif
8b0675c2cfe0 Add functions to check for integer overflow on multiplication (bug #59094). Markus Mützel <markus.muetzel@gmx.de> parents: 28643 diff changeset	518
31605 e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30564 diff changeset	519 OCTAVE_END_NAMESPACE(math)
e88a07dec498 maint: Use macros to begin/end C++ namespaces. Rik <rik@octave.org> parents: 30564 diff changeset	520 OCTAVE_END_NAMESPACE(octave)

Mercurial > octave

annotate liboctave/util/lo-utils.cc @ 31605:e88a07dec498 stable