mirror of https://github.com/FFmpeg/FFmpeg.git
Originally committed as revision 2228 to svn://svn.ffmpeg.org/ffmpeg/trunkpull/126/head
Fabrice Bellard
22 years ago
parent
742d87d633
commit
f71869a4db
10 changed files with 212 additions and 1152 deletions
@ -1,43 +0,0 @@ |
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/* Convert a string representation of time to a time value.
|
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Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
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This file is part of the GNU C Library. |
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. |
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|
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The GNU C Library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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|
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The GNU C Library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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|
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You should have received a copy of the GNU Library General Public |
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License along with the GNU C Library; see the file COPYING.LIB. If not, |
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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Boston, MA 02111-1307, USA. */ |
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|
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#ifdef HAVE_CONFIG_H |
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# include "config.h" |
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#endif |
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#include "localtime_r.h" |
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#if !defined(HAVE_LOCALTIME_R) |
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/* Approximate localtime_r as best we can in its absence. */ |
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#include <time.h> |
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|
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struct tm * |
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localtime_r (t, tp) |
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const time_t *t; |
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struct tm *tp; |
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{ |
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struct tm *l = localtime (t); |
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if (! l) |
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return 0; |
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*tp = *l; |
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return tp; |
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} |
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#endif /* !defined(HAVE_LOCALTIME_R) */ |
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@ -1,39 +0,0 @@ |
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/* Convert a string representation of time to a time value.
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Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
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This file is part of the GNU C Library. |
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. |
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|
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The GNU C Library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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|
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The GNU C Library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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|
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You should have received a copy of the GNU Library General Public |
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License along with the GNU C Library; see the file COPYING.LIB. If not, |
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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Boston, MA 02111-1307, USA. */ |
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#ifndef __LOCALTIME_R_H__ |
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#define __LOCALTIME_R_H__ |
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/*
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* Version of "localtime_r()", for the benefit of OSes that don't have it. |
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*/ |
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#ifdef HAVE_CONFIG_H |
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# include "config.h" |
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#endif |
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#if !defined(HAVE_LOCALTIME_R) |
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#include <time.h> |
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/* Approximate localtime_r as best we can in its absence. */ |
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# define localtime_r my_localtime_r |
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extern struct tm *localtime_r(const time_t *, struct tm *); |
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#endif |
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#endif |
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@ -0,0 +1,57 @@ |
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/*
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* Various utilities for ffmpeg system |
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* Copyright (c) 2000, 2001, 2002 Fabrice Bellard |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#include "avformat.h" |
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#ifdef CONFIG_WIN32 |
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#include <sys/types.h> |
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#include <sys/timeb.h> |
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#elif defined(CONFIG_OS2) |
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#include <string.h> |
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#include <sys/time.h> |
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#else |
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#include <unistd.h> |
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#include <fcntl.h> |
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#include <sys/time.h> |
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#endif |
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#include <time.h> |
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int64_t av_gettime(void) |
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{ |
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#ifdef CONFIG_WIN32 |
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struct _timeb tb; |
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_ftime(&tb); |
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return ((int64_t)tb.time * int64_t_C(1000) + (int64_t)tb.millitm) * int64_t_C(1000); |
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#else |
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struct timeval tv; |
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gettimeofday(&tv,NULL); |
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return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec; |
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#endif |
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} |
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#if !defined(HAVE_LOCALTIME_R) |
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struct tm *localtime_r(const time_t *t, struct tm *tp) |
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{ |
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struct tm *l; |
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l = localtime(t); |
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if (!l) |
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return 0; |
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*tp = *l; |
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return tp; |
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} |
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#endif /* !defined(HAVE_LOCALTIME_R) */ |
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@ -0,0 +1,33 @@ |
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#ifndef _OS_SUPPORT_H |
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#define _OS_SUPPORT_H |
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|
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/**
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* @file os_support.h |
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* miscellaneous OS support macros and functions. |
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* |
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* - usleep() (Win32, BeOS, OS/2) |
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* - floatf() (OS/2) |
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* - strcasecmp() (OS/2) |
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*/ |
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#ifdef __MINGW32__ |
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# undef DATADIR /* clashes with /usr/include/w32api/objidl.h */ |
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__declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds); |
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// # include <windows.h>
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# define usleep(t) Sleep((t) / 1000) |
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#endif |
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#ifdef __BEOS__ |
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# ifndef usleep |
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# include <OS.h> |
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# define usleep(t) snooze((bigtime_t)(t)) |
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# endif |
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#endif |
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#if defined(CONFIG_OS2) |
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#include <stdlib.h> |
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static inline int usleep(unsigned int t) { return _sleep2(t / 1000); } |
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static inline int strcasecmp(const char* s1, const char* s2) { return stricmp(s1,s2); } |
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#endif |
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#endif /* _OS_SUPPORT_H */ |
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@ -1,983 +0,0 @@ |
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/* Convert a string representation of time to a time value.
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Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
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This file is part of the GNU C Library. |
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. |
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|
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The GNU C Library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Library General Public License as |
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published by the Free Software Foundation; either version 2 of the |
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License, or (at your option) any later version. |
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|
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The GNU C Library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Library General Public License for more details. |
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|
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You should have received a copy of the GNU Library General Public |
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License along with the GNU C Library; see the file COPYING.LIB. If not, |
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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Boston, MA 02111-1307, USA. */ |
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/* XXX This version of the implementation is not really complete.
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Some of the fields cannot add information alone. But if seeing |
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some of them in the same format (such as year, week and weekday) |
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this is enough information for determining the date. */ |
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#ifdef HAVE_CONFIG_H |
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# include "config.h" |
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#endif |
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#include <ctype.h> |
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#include <limits.h> |
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#include <string.h> |
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#include <time.h> |
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#ifdef _LIBC |
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# include "../locale/localeinfo.h" |
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#endif |
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#include "strptime.h" |
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#include "localtime_r.h" |
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#ifndef __P |
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# if defined (__GNUC__) || (defined (__STDC__) && __STDC__) |
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# define __P(args) args |
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# else |
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# define __P(args) () |
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# endif /* GCC. */ |
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#endif /* Not __P. */ |
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#define match_char(ch1, ch2) if (ch1 != ch2) return NULL |
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#if defined __GNUC__ && __GNUC__ >= 2 |
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# define match_string(cs1, s2) \ |
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({ size_t len = strlen (cs1); \
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int result = strncasecmp ((cs1), (s2), len) == 0; \
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if (result) (s2) += len; \
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result; }) |
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#else |
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/* Oh come on. Get a reasonable compiler. */ |
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# define match_string(cs1, s2) \ |
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(strncasecmp ((cs1), (s2), strlen (cs1)) ? 0 : ((s2) += strlen (cs1), 1)) |
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#endif |
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/* We intentionally do not use isdigit() for testing because this will
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lead to problems with the wide character version. */ |
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#define get_number(from, to, n) \ |
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do { \
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int __n = n; \
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val = 0; \
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while (*rp == ' ') \
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++rp; \
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if (*rp < '0' || *rp > '9') \
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return NULL; \
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do { \
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val *= 10; \
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val += *rp++ - '0'; \
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} while (--__n > 0 && val * 10 <= to && *rp >= '0' && *rp <= '9'); \
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if (val < from || val > to) \
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return NULL; \
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} while (0) |
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#ifdef _NL_CURRENT |
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# define get_alt_number(from, to, n) \ |
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({ \
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__label__ do_normal; \
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if (*decided != raw) \
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{ \
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const char *alts = _NL_CURRENT (LC_TIME, ALT_DIGITS); \
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int __n = n; \
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int any = 0; \
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while (*rp == ' ') \
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++rp; \
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val = 0; \
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do { \
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val *= 10; \
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while (*alts != '\0') \
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{ \
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size_t len = strlen (alts); \
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if (strncasecmp (alts, rp, len) == 0) \
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break; \
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alts += len + 1; \
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++val; \
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} \
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if (*alts == '\0') \
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{ \
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if (*decided == not && ! any) \
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goto do_normal; \
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/* If we haven't read anything it's an error. */ \
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if (! any) \
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return NULL; \
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/* Correct the premature multiplication. */ \
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val /= 10; \
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break; \
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} \
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else \
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*decided = loc; \
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} while (--__n > 0 && val * 10 <= to); \
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if (val < from || val > to) \
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return NULL; \
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} \
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else \
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{ \
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do_normal: \
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get_number (from, to, n); \
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} \
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0; \
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}) |
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#else |
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# define get_alt_number(from, to, n) \ |
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/* We don't have the alternate representation. */ \
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get_number(from, to, n) |
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#endif |
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#define recursive(new_fmt) \ |
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(*(new_fmt) != '\0' \
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&& (rp = strptime_internal (rp, (new_fmt), tm, decided, era_cnt)) != NULL) |
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#ifdef _LIBC |
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/* This is defined in locale/C-time.c in the GNU libc. */ |
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extern const struct locale_data _nl_C_LC_TIME; |
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extern const unsigned short int __mon_yday[2][13]; |
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# define weekday_name (&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (DAY_1)].string) |
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# define ab_weekday_name \ |
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(&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (ABDAY_1)].string) |
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# define month_name (&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (MON_1)].string) |
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# define ab_month_name (&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (ABMON_1)].string) |
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# define HERE_D_T_FMT (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (D_T_FMT)].string) |
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# define HERE_D_FMT (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (D_FMT)].string) |
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# define HERE_AM_STR (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (AM_STR)].string) |
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# define HERE_PM_STR (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (PM_STR)].string) |
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# define HERE_T_FMT_AMPM \ |
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(_nl_C_LC_TIME.values[_NL_ITEM_INDEX (T_FMT_AMPM)].string) |
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# define HERE_T_FMT (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (T_FMT)].string) |
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|
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# define strncasecmp(s1, s2, n) __strncasecmp (s1, s2, n) |
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#else |
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static char const weekday_name[][10] = |
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{ |
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"Sunday", "Monday", "Tuesday", "Wednesday", |
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"Thursday", "Friday", "Saturday" |
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}; |
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static char const ab_weekday_name[][4] = |
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{ |
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"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" |
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}; |
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static char const month_name[][10] = |
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{ |
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"January", "February", "March", "April", "May", "June", |
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"July", "August", "September", "October", "November", "December" |
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}; |
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static char const ab_month_name[][4] = |
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{ |
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"Jan", "Feb", "Mar", "Apr", "May", "Jun", |
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"Jul", "Aug", "Sep", "Oct", "Nov", "Dec" |
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}; |
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# define HERE_D_T_FMT "%a %b %e %H:%M:%S %Y" |
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# define HERE_D_FMT "%m/%d/%y" |
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# define HERE_AM_STR "AM" |
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# define HERE_PM_STR "PM" |
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# define HERE_T_FMT_AMPM "%I:%M:%S %p" |
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# define HERE_T_FMT "%H:%M:%S" |
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|
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const unsigned short int __mon_yday[2][13] = |
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{ |
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/* Normal years. */ |
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{ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 }, |
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/* Leap years. */ |
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{ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 } |
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}; |
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#endif |
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|
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/* Status of lookup: do we use the locale data or the raw data? */ |
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enum locale_status { not, loc, raw }; |
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|
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|
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#ifndef __isleap |
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/* Nonzero if YEAR is a leap year (every 4 years,
|
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except every 100th isn't, and every 400th is). */ |
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# define __isleap(year) \ |
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((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0)) |
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#endif |
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|
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/* Compute the day of the week. */ |
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static void |
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day_of_the_week (struct tm *tm) |
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{ |
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/* We know that January 1st 1970 was a Thursday (= 4). Compute the
|
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the difference between this data in the one on TM and so determine |
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the weekday. */ |
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int corr_year = 1900 + tm->tm_year - (tm->tm_mon < 2); |
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int wday = (-473 |
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+ (365 * (tm->tm_year - 70)) |
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+ (corr_year / 4) |
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- ((corr_year / 4) / 25) + ((corr_year / 4) % 25 < 0) |
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+ (((corr_year / 4) / 25) / 4) |
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+ __mon_yday[0][tm->tm_mon] |
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+ tm->tm_mday - 1); |
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tm->tm_wday = ((wday % 7) + 7) % 7; |
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} |
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|
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/* Compute the day of the year. */ |
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static void |
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day_of_the_year (struct tm *tm) |
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{ |
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tm->tm_yday = (__mon_yday[__isleap (1900 + tm->tm_year)][tm->tm_mon] |
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+ (tm->tm_mday - 1)); |
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} |
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|
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static char * |
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#ifdef _LIBC |
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internal_function |
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#endif |
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strptime_internal __P ((const char *rp, const char *fmt, struct tm *tm, |
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enum locale_status *decided, int era_cnt)); |
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|
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static char * |
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#ifdef _LIBC |
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internal_function |
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#endif |
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strptime_internal (rp, fmt, tm, decided, era_cnt) |
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const char *rp; |
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const char *fmt; |
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struct tm *tm; |
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enum locale_status *decided; |
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int era_cnt; |
||||
{ |
||||
const char *rp_backup; |
||||
int cnt; |
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size_t val; |
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int have_I, is_pm; |
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int century, want_century; |
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int want_era; |
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int have_wday, want_xday; |
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int have_yday; |
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int have_mon, have_mday; |
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#ifdef _NL_CURRENT |
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size_t num_eras; |
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#endif |
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struct era_entry *era; |
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|
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have_I = is_pm = 0; |
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century = -1; |
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want_century = 0; |
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want_era = 0; |
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era = NULL; |
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|
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have_wday = want_xday = have_yday = have_mon = have_mday = 0; |
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|
||||
while (*fmt != '\0') |
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{ |
||||
/* A white space in the format string matches 0 more or white
|
||||
space in the input string. */ |
||||
if (isspace (*fmt)) |
||||
{ |
||||
while (isspace (*rp)) |
||||
++rp; |
||||
++fmt; |
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continue; |
||||
} |
||||
|
||||
/* Any character but `%' must be matched by the same character
|
||||
in the iput string. */ |
||||
if (*fmt != '%') |
||||
{ |
||||
match_char (*fmt++, *rp++); |
||||
continue; |
||||
} |
||||
|
||||
++fmt; |
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#ifndef _NL_CURRENT |
||||
/* We need this for handling the `E' modifier. */ |
||||
start_over: |
||||
#endif |
||||
|
||||
/* Make back up of current processing pointer. */ |
||||
rp_backup = rp; |
||||
|
||||
switch (*fmt++) |
||||
{ |
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case '%': |
||||
/* Match the `%' character itself. */ |
||||
match_char ('%', *rp++); |
||||
break; |
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case 'a': |
||||
case 'A': |
||||
/* Match day of week. */ |
||||
for (cnt = 0; cnt < 7; ++cnt) |
||||
{ |
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#ifdef _NL_CURRENT |
||||
if (*decided !=raw) |
||||
{ |
||||
if (match_string (_NL_CURRENT (LC_TIME, DAY_1 + cnt), rp)) |
||||
{ |
||||
if (*decided == not |
||||
&& strcmp (_NL_CURRENT (LC_TIME, DAY_1 + cnt), |
||||
weekday_name[cnt])) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
if (match_string (_NL_CURRENT (LC_TIME, ABDAY_1 + cnt), rp)) |
||||
{ |
||||
if (*decided == not |
||||
&& strcmp (_NL_CURRENT (LC_TIME, ABDAY_1 + cnt), |
||||
ab_weekday_name[cnt])) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
} |
||||
#endif |
||||
if (*decided != loc |
||||
&& (match_string (weekday_name[cnt], rp) |
||||
|| match_string (ab_weekday_name[cnt], rp))) |
||||
{ |
||||
*decided = raw; |
||||
break; |
||||
} |
||||
} |
||||
if (cnt == 7) |
||||
/* Does not match a weekday name. */ |
||||
return NULL; |
||||
tm->tm_wday = cnt; |
||||
have_wday = 1; |
||||
break; |
||||
case 'b': |
||||
case 'B': |
||||
case 'h': |
||||
/* Match month name. */ |
||||
for (cnt = 0; cnt < 12; ++cnt) |
||||
{ |
||||
#ifdef _NL_CURRENT |
||||
if (*decided !=raw) |
||||
{ |
||||
if (match_string (_NL_CURRENT (LC_TIME, MON_1 + cnt), rp)) |
||||
{ |
||||
if (*decided == not |
||||
&& strcmp (_NL_CURRENT (LC_TIME, MON_1 + cnt), |
||||
month_name[cnt])) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
if (match_string (_NL_CURRENT (LC_TIME, ABMON_1 + cnt), rp)) |
||||
{ |
||||
if (*decided == not |
||||
&& strcmp (_NL_CURRENT (LC_TIME, ABMON_1 + cnt), |
||||
ab_month_name[cnt])) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
} |
||||
#endif |
||||
if (match_string (month_name[cnt], rp) |
||||
|| match_string (ab_month_name[cnt], rp)) |
||||
{ |
||||
*decided = raw; |
||||
break; |
||||
} |
||||
} |
||||
if (cnt == 12) |
||||
/* Does not match a month name. */ |
||||
return NULL; |
||||
tm->tm_mon = cnt; |
||||
want_xday = 1; |
||||
break; |
||||
case 'c': |
||||
/* Match locale's date and time format. */ |
||||
#ifdef _NL_CURRENT |
||||
if (*decided != raw) |
||||
{ |
||||
if (!recursive (_NL_CURRENT (LC_TIME, D_T_FMT))) |
||||
{ |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
if (*decided == not && |
||||
strcmp (_NL_CURRENT (LC_TIME, D_T_FMT), HERE_D_T_FMT)) |
||||
*decided = loc; |
||||
want_xday = 1; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
#endif |
||||
if (!recursive (HERE_D_T_FMT)) |
||||
return NULL; |
||||
want_xday = 1; |
||||
break; |
||||
case 'C': |
||||
/* Match century number. */ |
||||
#ifdef _NL_CURRENT |
||||
match_century: |
||||
#endif |
||||
get_number (0, 99, 2); |
||||
century = val; |
||||
want_xday = 1; |
||||
break; |
||||
case 'd': |
||||
case 'e': |
||||
/* Match day of month. */ |
||||
get_number (1, 31, 2); |
||||
tm->tm_mday = val; |
||||
have_mday = 1; |
||||
want_xday = 1; |
||||
break; |
||||
case 'F': |
||||
if (!recursive ("%Y-%m-%d")) |
||||
return NULL; |
||||
want_xday = 1; |
||||
break; |
||||
case 'x': |
||||
#ifdef _NL_CURRENT |
||||
if (*decided != raw) |
||||
{ |
||||
if (!recursive (_NL_CURRENT (LC_TIME, D_FMT))) |
||||
{ |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
if (*decided == not |
||||
&& strcmp (_NL_CURRENT (LC_TIME, D_FMT), HERE_D_FMT)) |
||||
*decided = loc; |
||||
want_xday = 1; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
#endif |
||||
/* Fall through. */ |
||||
case 'D': |
||||
/* Match standard day format. */ |
||||
if (!recursive (HERE_D_FMT)) |
||||
return NULL; |
||||
want_xday = 1; |
||||
break; |
||||
case 'k': |
||||
case 'H': |
||||
/* Match hour in 24-hour clock. */ |
||||
get_number (0, 23, 2); |
||||
tm->tm_hour = val; |
||||
have_I = 0; |
||||
break; |
||||
case 'I': |
||||
/* Match hour in 12-hour clock. */ |
||||
get_number (1, 12, 2); |
||||
tm->tm_hour = val % 12; |
||||
have_I = 1; |
||||
break; |
||||
case 'j': |
||||
/* Match day number of year. */ |
||||
get_number (1, 366, 3); |
||||
tm->tm_yday = val - 1; |
||||
have_yday = 1; |
||||
break; |
||||
case 'm': |
||||
/* Match number of month. */ |
||||
get_number (1, 12, 2); |
||||
tm->tm_mon = val - 1; |
||||
have_mon = 1; |
||||
want_xday = 1; |
||||
break; |
||||
case 'M': |
||||
/* Match minute. */ |
||||
get_number (0, 59, 2); |
||||
tm->tm_min = val; |
||||
break; |
||||
case 'n': |
||||
case 't': |
||||
/* Match any white space. */ |
||||
while (isspace (*rp)) |
||||
++rp; |
||||
break; |
||||
case 'p': |
||||
/* Match locale's equivalent of AM/PM. */ |
||||
#ifdef _NL_CURRENT |
||||
if (*decided != raw) |
||||
{ |
||||
if (match_string (_NL_CURRENT (LC_TIME, AM_STR), rp)) |
||||
{ |
||||
if (strcmp (_NL_CURRENT (LC_TIME, AM_STR), HERE_AM_STR)) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
if (match_string (_NL_CURRENT (LC_TIME, PM_STR), rp)) |
||||
{ |
||||
if (strcmp (_NL_CURRENT (LC_TIME, PM_STR), HERE_PM_STR)) |
||||
*decided = loc; |
||||
is_pm = 1; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
#endif |
||||
if (!match_string (HERE_AM_STR, rp)) |
||||
if (match_string (HERE_PM_STR, rp)) |
||||
is_pm = 1; |
||||
else |
||||
return NULL; |
||||
break; |
||||
case 'r': |
||||
#ifdef _NL_CURRENT |
||||
if (*decided != raw) |
||||
{ |
||||
if (!recursive (_NL_CURRENT (LC_TIME, T_FMT_AMPM))) |
||||
{ |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
if (*decided == not && |
||||
strcmp (_NL_CURRENT (LC_TIME, T_FMT_AMPM), |
||||
HERE_T_FMT_AMPM)) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
#endif |
||||
if (!recursive (HERE_T_FMT_AMPM)) |
||||
return NULL; |
||||
break; |
||||
case 'R': |
||||
if (!recursive ("%H:%M")) |
||||
return NULL; |
||||
break; |
||||
case 's': |
||||
{ |
||||
/* The number of seconds may be very high so we cannot use
|
||||
the `get_number' macro. Instead read the number |
||||
character for character and construct the result while |
||||
doing this. */ |
||||
time_t secs = 0; |
||||
if (*rp < '0' || *rp > '9') |
||||
/* We need at least one digit. */ |
||||
return NULL; |
||||
|
||||
do |
||||
{ |
||||
secs *= 10; |
||||
secs += *rp++ - '0'; |
||||
} |
||||
while (*rp >= '0' && *rp <= '9'); |
||||
|
||||
if (localtime_r (&secs, tm) == NULL) |
||||
/* Error in function. */ |
||||
return NULL; |
||||
} |
||||
break; |
||||
case 'S': |
||||
get_number (0, 61, 2); |
||||
tm->tm_sec = val; |
||||
break; |
||||
case 'X': |
||||
#ifdef _NL_CURRENT |
||||
if (*decided != raw) |
||||
{ |
||||
if (!recursive (_NL_CURRENT (LC_TIME, T_FMT))) |
||||
{ |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
if (strcmp (_NL_CURRENT (LC_TIME, T_FMT), HERE_T_FMT)) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
#endif |
||||
/* Fall through. */ |
||||
case 'T': |
||||
if (!recursive (HERE_T_FMT)) |
||||
return NULL; |
||||
break; |
||||
case 'u': |
||||
get_number (1, 7, 1); |
||||
tm->tm_wday = val % 7; |
||||
have_wday = 1; |
||||
break; |
||||
case 'g': |
||||
get_number (0, 99, 2); |
||||
/* XXX This cannot determine any field in TM. */ |
||||
break; |
||||
case 'G': |
||||
if (*rp < '0' || *rp > '9') |
||||
return NULL; |
||||
/* XXX Ignore the number since we would need some more
|
||||
information to compute a real date. */ |
||||
do |
||||
++rp; |
||||
while (*rp >= '0' && *rp <= '9'); |
||||
break; |
||||
case 'U': |
||||
case 'V': |
||||
case 'W': |
||||
get_number (0, 53, 2); |
||||
/* XXX This cannot determine any field in TM without some
|
||||
information. */ |
||||
break; |
||||
case 'w': |
||||
/* Match number of weekday. */ |
||||
get_number (0, 6, 1); |
||||
tm->tm_wday = val; |
||||
have_wday = 1; |
||||
break; |
||||
case 'y': |
||||
#ifdef _NL_CURRENT |
||||
match_year_in_century: |
||||
#endif |
||||
/* Match year within century. */ |
||||
get_number (0, 99, 2); |
||||
/* The "Year 2000: The Millennium Rollover" paper suggests that
|
||||
values in the range 69-99 refer to the twentieth century. */ |
||||
tm->tm_year = val >= 69 ? val : val + 100; |
||||
/* Indicate that we want to use the century, if specified. */ |
||||
want_century = 1; |
||||
want_xday = 1; |
||||
break; |
||||
case 'Y': |
||||
/* Match year including century number. */ |
||||
get_number (0, 9999, 4); |
||||
tm->tm_year = val - 1900; |
||||
want_century = 0; |
||||
want_xday = 1; |
||||
break; |
||||
case 'Z': |
||||
/* XXX How to handle this? */ |
||||
break; |
||||
case 'E': |
||||
#ifdef _NL_CURRENT |
||||
switch (*fmt++) |
||||
{ |
||||
case 'c': |
||||
/* Match locale's alternate date and time format. */ |
||||
if (*decided != raw) |
||||
{ |
||||
const char *fmt = _NL_CURRENT (LC_TIME, ERA_D_T_FMT); |
||||
|
||||
if (*fmt == '\0') |
||||
fmt = _NL_CURRENT (LC_TIME, D_T_FMT); |
||||
|
||||
if (!recursive (fmt)) |
||||
{ |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
if (strcmp (fmt, HERE_D_T_FMT)) |
||||
*decided = loc; |
||||
want_xday = 1; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
/* The C locale has no era information, so use the
|
||||
normal representation. */ |
||||
if (!recursive (HERE_D_T_FMT)) |
||||
return NULL; |
||||
want_xday = 1; |
||||
break; |
||||
case 'C': |
||||
if (*decided != raw) |
||||
{ |
||||
if (era_cnt >= 0) |
||||
{ |
||||
era = _nl_select_era_entry (era_cnt); |
||||
if (match_string (era->era_name, rp)) |
||||
{ |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
else |
||||
return NULL; |
||||
} |
||||
else |
||||
{ |
||||
num_eras = _NL_CURRENT_WORD (LC_TIME, |
||||
_NL_TIME_ERA_NUM_ENTRIES); |
||||
for (era_cnt = 0; era_cnt < (int) num_eras; |
||||
++era_cnt, rp = rp_backup) |
||||
{ |
||||
era = _nl_select_era_entry (era_cnt); |
||||
if (match_string (era->era_name, rp)) |
||||
{ |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
} |
||||
if (era_cnt == (int) num_eras) |
||||
{ |
||||
era_cnt = -1; |
||||
if (*decided == loc) |
||||
return NULL; |
||||
} |
||||
else |
||||
break; |
||||
} |
||||
|
||||
*decided = raw; |
||||
} |
||||
/* The C locale has no era information, so use the
|
||||
normal representation. */ |
||||
goto match_century; |
||||
case 'y': |
||||
if (*decided == raw) |
||||
goto match_year_in_century; |
||||
|
||||
get_number(0, 9999, 4); |
||||
tm->tm_year = val; |
||||
want_era = 1; |
||||
want_xday = 1; |
||||
break; |
||||
case 'Y': |
||||
if (*decided != raw) |
||||
{ |
||||
num_eras = _NL_CURRENT_WORD (LC_TIME, |
||||
_NL_TIME_ERA_NUM_ENTRIES); |
||||
for (era_cnt = 0; era_cnt < (int) num_eras; |
||||
++era_cnt, rp = rp_backup) |
||||
{ |
||||
era = _nl_select_era_entry (era_cnt); |
||||
if (recursive (era->era_format)) |
||||
break; |
||||
} |
||||
if (era_cnt == (int) num_eras) |
||||
{ |
||||
era_cnt = -1; |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
*decided = loc; |
||||
era_cnt = -1; |
||||
break; |
||||
} |
||||
|
||||
*decided = raw; |
||||
} |
||||
get_number (0, 9999, 4); |
||||
tm->tm_year = val - 1900; |
||||
want_century = 0; |
||||
want_xday = 1; |
||||
break; |
||||
case 'x': |
||||
if (*decided != raw) |
||||
{ |
||||
const char *fmt = _NL_CURRENT (LC_TIME, ERA_D_FMT); |
||||
|
||||
if (*fmt == '\0') |
||||
fmt = _NL_CURRENT (LC_TIME, D_FMT); |
||||
|
||||
if (!recursive (fmt)) |
||||
{ |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
if (strcmp (fmt, HERE_D_FMT)) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
if (!recursive (HERE_D_FMT)) |
||||
return NULL; |
||||
break; |
||||
case 'X': |
||||
if (*decided != raw) |
||||
{ |
||||
const char *fmt = _NL_CURRENT (LC_TIME, ERA_T_FMT); |
||||
|
||||
if (*fmt == '\0') |
||||
fmt = _NL_CURRENT (LC_TIME, T_FMT); |
||||
|
||||
if (!recursive (fmt)) |
||||
{ |
||||
if (*decided == loc) |
||||
return NULL; |
||||
else |
||||
rp = rp_backup; |
||||
} |
||||
else |
||||
{ |
||||
if (strcmp (fmt, HERE_T_FMT)) |
||||
*decided = loc; |
||||
break; |
||||
} |
||||
*decided = raw; |
||||
} |
||||
if (!recursive (HERE_T_FMT)) |
||||
return NULL; |
||||
break; |
||||
default: |
||||
return NULL; |
||||
} |
||||
break; |
||||
#else |
||||
/* We have no information about the era format. Just use
|
||||
the normal format. */ |
||||
if (*fmt != 'c' && *fmt != 'C' && *fmt != 'y' && *fmt != 'Y' |
||||
&& *fmt != 'x' && *fmt != 'X') |
||||
/* This is an illegal format. */ |
||||
return NULL; |
||||
|
||||
goto start_over; |
||||
#endif |
||||
case 'O': |
||||
switch (*fmt++) |
||||
{ |
||||
case 'd': |
||||
case 'e': |
||||
/* Match day of month using alternate numeric symbols. */ |
||||
get_alt_number (1, 31, 2); |
||||
tm->tm_mday = val; |
||||
have_mday = 1; |
||||
want_xday = 1; |
||||
break; |
||||
case 'H': |
||||
/* Match hour in 24-hour clock using alternate numeric
|
||||
symbols. */ |
||||
get_alt_number (0, 23, 2); |
||||
tm->tm_hour = val; |
||||
have_I = 0; |
||||
break; |
||||
case 'I': |
||||
/* Match hour in 12-hour clock using alternate numeric
|
||||
symbols. */ |
||||
get_alt_number (1, 12, 2); |
||||
tm->tm_hour = val - 1; |
||||
have_I = 1; |
||||
break; |
||||
case 'm': |
||||
/* Match month using alternate numeric symbols. */ |
||||
get_alt_number (1, 12, 2); |
||||
tm->tm_mon = val - 1; |
||||
have_mon = 1; |
||||
want_xday = 1; |
||||
break; |
||||
case 'M': |
||||
/* Match minutes using alternate numeric symbols. */ |
||||
get_alt_number (0, 59, 2); |
||||
tm->tm_min = val; |
||||
break; |
||||
case 'S': |
||||
/* Match seconds using alternate numeric symbols. */ |
||||
get_alt_number (0, 61, 2); |
||||
tm->tm_sec = val; |
||||
break; |
||||
case 'U': |
||||
case 'V': |
||||
case 'W': |
||||
get_alt_number (0, 53, 2); |
||||
/* XXX This cannot determine any field in TM without
|
||||
further information. */ |
||||
break; |
||||
case 'w': |
||||
/* Match number of weekday using alternate numeric symbols. */ |
||||
get_alt_number (0, 6, 1); |
||||
tm->tm_wday = val; |
||||
have_wday = 1; |
||||
break; |
||||
case 'y': |
||||
/* Match year within century using alternate numeric symbols. */ |
||||
get_alt_number (0, 99, 2); |
||||
tm->tm_year = val >= 69 ? val : val + 100; |
||||
want_xday = 1; |
||||
break; |
||||
default: |
||||
return NULL; |
||||
} |
||||
break; |
||||
default: |
||||
return NULL; |
||||
} |
||||
} |
||||
|
||||
if (have_I && is_pm) |
||||
tm->tm_hour += 12; |
||||
|
||||
if (century != -1) |
||||
{ |
||||
if (want_century) |
||||
tm->tm_year = tm->tm_year % 100 + (century - 19) * 100; |
||||
else |
||||
/* Only the century, but not the year. Strange, but so be it. */ |
||||
tm->tm_year = (century - 19) * 100; |
||||
} |
||||
|
||||
#ifdef _NL_CURRENT |
||||
if (era_cnt != -1) |
||||
{ |
||||
era = _nl_select_era_entry(era_cnt); |
||||
if (want_era) |
||||
tm->tm_year = (era->start_date[0] |
||||
+ ((tm->tm_year - era->offset) |
||||
* era->absolute_direction)); |
||||
else |
||||
/* Era start year assumed. */ |
||||
tm->tm_year = era->start_date[0]; |
||||
} |
||||
else |
||||
#endif |
||||
if (want_era) |
||||
return NULL; |
||||
|
||||
if (want_xday && !have_wday) |
||||
{ |
||||
if ( !(have_mon && have_mday) && have_yday) |
||||
{ |
||||
/* We don't have tm_mon and/or tm_mday, compute them. */ |
||||
int t_mon = 0; |
||||
while (__mon_yday[__isleap(1900 + tm->tm_year)][t_mon] <= tm->tm_yday) |
||||
t_mon++; |
||||
if (!have_mon) |
||||
tm->tm_mon = t_mon - 1; |
||||
if (!have_mday) |
||||
tm->tm_mday = |
||||
(tm->tm_yday |
||||
- __mon_yday[__isleap(1900 + tm->tm_year)][t_mon - 1] + 1); |
||||
} |
||||
day_of_the_week (tm); |
||||
} |
||||
if (want_xday && !have_yday) |
||||
day_of_the_year (tm); |
||||
|
||||
return (char *) rp; |
||||
} |
||||
|
||||
|
||||
char * |
||||
strptime (buf, format, tm) |
||||
const char *buf; |
||||
const char *format; |
||||
struct tm *tm; |
||||
{ |
||||
enum locale_status decided; |
||||
|
||||
#ifdef _NL_CURRENT |
||||
decided = not; |
||||
#else |
||||
decided = raw; |
||||
#endif |
||||
return strptime_internal (buf, format, tm, &decided, -1); |
||||
} |
||||
@ -1,25 +0,0 @@ |
||||
/*
|
||||
* Copyright (C) 2003 the ffmpeg project |
||||
* |
||||
* This library is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2 of the License, or (at your option) any later version. |
||||
* |
||||
* This library is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with this library; if not, write to the Free Software |
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
||||
* |
||||
*/ |
||||
|
||||
#ifndef STRPTIME_H |
||||
#define STRPTIME_H |
||||
|
||||
extern char *strptime(const char *, const char *, struct tm *); |
||||
|
||||
#endif // STRPTIME_H
|
||||
Loading…
Reference in new issue