Mercurial > octave
view liboctave/system/oct-time.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 | 243b51ec9ff0 |
children | aac27ad79be6 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1999-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <cmath> #include <ctime> #include <iomanip> #include <limits> #include <ostream> #if defined (OCTAVE_USE_WINDOWS_API) # include <windows.h> #endif #include "lo-error.h" #include "lo-utils.h" #include "lo-sysdep.h" #include "oct-locbuf.h" #include "oct-time.h" #include "octave-preserve-stream-state.h" #include "strftime-wrapper.h" #include "strptime-wrapper.h" #include "time-wrappers.h" OCTAVE_BEGIN_NAMESPACE(octave) OCTAVE_BEGIN_NAMESPACE(sys) time::time (double d) : m_ot_unix_time (static_cast<OCTAVE_TIME_T> (d)), m_ot_usec (0) { double ip; m_ot_usec = static_cast<int> (std::modf (d, &ip) * 1e6); } time::time (const base_tm& tm) : m_ot_unix_time (), m_ot_usec () { struct ::tm t; t.tm_sec = tm.sec (); t.tm_min = tm.min (); t.tm_hour = tm.hour (); t.tm_mday = tm.mday (); t.tm_mon = tm.mon (); t.tm_year = tm.year (); t.tm_wday = tm.wday (); t.tm_yday = tm.yday (); t.tm_isdst = tm.isdst (); #if defined (HAVE_TM_GMTOFF) t.tm_gmtoff = tm.gmtoff (); #endif #if defined (HAVE_STRUCT_TM_TM_ZONE) std::string s = tm.zone (); char *ps = strsave (s.c_str ()); t.tm_zone = ps; #endif m_ot_unix_time = octave_mktime_wrapper (&t); #if defined (HAVE_STRUCT_TM_TM_ZONE) delete [] ps; #endif m_ot_usec = tm.usec (); } std::string time::ctime (void) const { return localtime (*this).asctime (); } std::ostream& operator << (std::ostream& os, const time& ot) { preserve_stream_state stream_state (os); os << ot.m_ot_unix_time << '.' << std::setw (6) << std::setfill ('0') << ot.m_ot_usec; return os; } void time::stamp (void) { time_t ot_unix_time; octave_gettimeofday_wrapper (&ot_unix_time, &m_ot_usec); m_ot_unix_time = ot_unix_time; } // From the mktime() manual page: // // The mktime() function converts a broken-down time structure, // expressed as local time, to calendar time representation. // // <snip> // // If structure members are outside their legal interval, they // will be normalized (so that, e.g., 40 October is changed into // 9 November). // // So, we no longer check limits here. #define DEFINE_SET_FIELD_FCN(type, f, lo, hi) \ base_tm& \ base_tm::f (type v) \ { \ m_ ## f = v; \ \ return *this; \ } #define DEFINE_SET_INT_FIELD_FCN(f, lo, hi) \ DEFINE_SET_FIELD_FCN (int, f, lo, hi) DEFINE_SET_INT_FIELD_FCN (usec, 0, 1000000) DEFINE_SET_INT_FIELD_FCN (sec, 0, 61) DEFINE_SET_INT_FIELD_FCN (min, 0, 59) DEFINE_SET_INT_FIELD_FCN (hour, 0, 23) DEFINE_SET_INT_FIELD_FCN (mday, 1, 31) DEFINE_SET_INT_FIELD_FCN (mon, 0, 11) DEFINE_SET_INT_FIELD_FCN (year, std::numeric_limits<int>::min (), std::numeric_limitd<int>::max ()) DEFINE_SET_INT_FIELD_FCN (wday, 0, 6) DEFINE_SET_INT_FIELD_FCN (yday, 0, 365) DEFINE_SET_INT_FIELD_FCN (isdst, 0, 1) DEFINE_SET_FIELD_FCN (long, gmtoff, -86400, 0) base_tm& base_tm::zone (const std::string& s) { m_zone = s; return *this; } #if ! defined STRFTIME_BUF_INITIAL_SIZE # define STRFTIME_BUF_INITIAL_SIZE 128 #endif std::string base_tm::strftime (const std::string& fmt) const { std::string retval; if (! fmt.empty ()) { struct ::tm t; t.tm_sec = m_sec; t.tm_min = m_min; t.tm_hour = m_hour; t.tm_mday = m_mday; t.tm_mon = m_mon; t.tm_year = m_year; t.tm_wday = m_wday; t.tm_yday = m_yday; t.tm_isdst = m_isdst; #if defined (HAVE_TM_GMTOFF) t.tm_gmtoff = m_gmtoff; #endif #if defined (HAVE_STRUCT_TM_TM_ZONE) char *ps = strsave (m_zone.c_str ()); t.tm_zone = ps; #endif const char *fmt_str = fmt.c_str (); char *buf = nullptr; std::size_t bufsize = STRFTIME_BUF_INITIAL_SIZE; std::size_t chars_written = 0; while (chars_written == 0) { delete [] buf; buf = new char [bufsize]; buf[0] = '\0'; chars_written = octave_strftime_wrapper (buf, bufsize, fmt_str, &t); bufsize *= 2; } #if defined (HAVE_STRUCT_TM_TM_ZONE) delete [] ps; #endif retval = buf; delete [] buf; } return retval; } void base_tm::init (void *p) { if (! p) return; struct ::tm *t = static_cast<struct ::tm *> (p); m_sec = t->tm_sec; m_min = t->tm_min; m_hour = t->tm_hour; m_mday = t->tm_mday; m_mon = t->tm_mon; m_year = t->tm_year; m_wday = t->tm_wday; m_yday = t->tm_yday; m_isdst = t->tm_isdst; #if defined (HAVE_TM_GMTOFF) m_gmtoff = t->tm_gmtoff; #elif defined (OCTAVE_USE_WINDOWS_API) TIME_ZONE_INFORMATION tzi; GetTimeZoneInformationForYear (m_year, nullptr, &tzi); if (m_isdst) m_gmtoff = -60 * (tzi.Bias + tzi.DaylightBias); else m_gmtoff = -60 * (tzi.Bias + tzi.StandardBias); #endif #if defined (HAVE_STRUCT_TM_TM_ZONE) if (t->tm_zone) m_zone = t->tm_zone; #elif defined (OCTAVE_USE_WINDOWS_API) if (m_isdst) m_zone = sys::u8_from_wstring (tzi.DaylightName); else m_zone = sys::u8_from_wstring (tzi.StandardName); #elif defined (HAVE_TZNAME) if (t->tm_isdst == 0 || t->tm_isdst == 1) m_zone = tzname[t->tm_isdst]; #endif } void localtime::init (const time& ot) { m_usec = ot.usec (); time_t t = ot.unix_time (); base_tm::init (std::localtime (&t)); } void gmtime::init (const time& ot) { m_usec = ot.usec (); time_t t = ot.unix_time (); base_tm::init (std::gmtime (&t)); } void strptime::init (const std::string& str, const std::string& fmt) { struct ::tm t; t.tm_sec = 0; t.tm_min = 0; t.tm_hour = 0; t.tm_mday = 0; t.tm_mon = -1; t.tm_year = std::numeric_limits<int>::min (); t.tm_wday = 0; t.tm_yday = 0; t.tm_isdst = 0; #if defined (HAVE_TM_GMTOFF) t.tm_gmtoff = 0; #endif #if defined (HAVE_STRUCT_TM_TM_ZONE) char *ps = strsave (""); t.tm_zone = ps; #endif const char *p = str.c_str (); char *q = octave_strptime_wrapper (p, fmt.c_str (), &t); // Fill in wday and yday, but only if mday is valid and the mon and year // are filled in, avoiding issues with mktime and invalid dates. if (t.tm_mday != 0 && t.tm_mon >= 0 && t.tm_year != std::numeric_limits<int>::min ()) { t.tm_isdst = -1; octave_mktime_wrapper (&t); } if (t.tm_mon < 0) t.tm_mon = 0; if (t.tm_year == std::numeric_limits<int>::min ()) t.tm_year = 0; if (q) m_nchars = q - p + 1; else m_nchars = 0; base_tm::init (&t); #if defined (HAVE_STRUCT_TM_TM_ZONE) delete [] ps; #endif } void cpu_time::stamp (void) { time_t usr_sec, sys_sec; octave_cpu_time (&usr_sec, &sys_sec, &m_usr_usec, &m_sys_usec); m_usr_sec = usr_sec; m_sys_sec = sys_sec; } void resource_usage::stamp (void) { time_t usr_sec, sys_sec; long usr_usec, sys_usec; octave_getrusage_wrapper (&usr_sec, &sys_sec, &usr_usec, &sys_usec, &m_maxrss, &m_ixrss, &m_idrss, &m_isrss, &m_minflt, &m_majflt, &m_nswap, &m_inblock, &m_oublock, &m_msgsnd, &m_msgrcv, &m_nsignals, &m_nvcsw, &m_nivcsw); m_cpu = cpu_time (usr_sec, sys_sec, usr_usec, sys_usec); } OCTAVE_END_NAMESPACE(sys) OCTAVE_END_NAMESPACE(octave)