-/* Copyright (C) 1991, 92, 93, 94, 95, 96, 97 Free Software Foundation, Inc.
+/* Copyright (C) 1991-1999, 2000 Free Software Foundation, Inc.
-NOTE: The canonical source of this file is maintained with the GNU C Library.
-Bugs can be reported to bug-glibc@prep.ai.mit.edu.
+ NOTE: The canonical source of this file is maintained with the GNU C Library.
+ Bugs can be reported to bug-glibc@prep.ai.mit.edu.
-This program is free software; you can redistribute it and/or modify it
-under the terms of the GNU General Public License as published by the
-Free Software Foundation; either version 2, or (at your option) any
-later version.
+ This program is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by the
+ Free Software Foundation; either version 2, or (at your option) any
+ later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
-USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ USA. */
#ifdef HAVE_CONFIG_H
# include <config.h>
# define HAVE_TZSET 1
# define MULTIBYTE_IS_FORMAT_SAFE 1
# define STDC_HEADERS 1
-# include <ansidecl.h>
# include "../locale/localeinfo.h"
#endif
+#if defined emacs && !defined HAVE_BCOPY
+# define HAVE_MEMCPY 1
+#endif
+
#include <ctype.h>
#include <sys/types.h> /* Some systems define `time_t' here. */
# include <stdlib.h>
# include <string.h>
#else
-# define memcpy(d, s, n) bcopy ((s), (d), (n))
+# ifndef HAVE_MEMCPY
+# define memcpy(d, s, n) bcopy ((s), (d), (n))
+# endif
+#endif
+
+#ifdef COMPILE_WIDE
+# include <endian.h>
+# define CHAR_T wchar_t
+# define UCHAR_T unsigned int
+# define L_(Str) L##Str
+# define NLW(Sym) _NL_W##Sym
+
+# define MEMCPY(d, s, n) __wmemcpy (d, s, n)
+# define STRLEN(s) __wcslen (s)
+
+#else
+# define CHAR_T char
+# define UCHAR_T unsigned char
+# define L_(Str) Str
+# define NLW(Sym) Sym
+
+# if !defined STDC_HEADERS && !defined HAVE_MEMCPY
+# define MEMCPY(d, s, n) bcopy ((s), (d), (n))
+# else
+# define MEMCPY(d, s, n) memcpy ((d), (s), (n))
+# endif
+# define STRLEN(s) strlen (s)
+
+# ifdef _LIBC
+# define MEMPCPY(d, s, n) __mempcpy (d, s, n)
+# else
+# ifndef HAVE_MEMPCPY
+# define MEMPCPY(d, s, n) ((void *) ((char *) memcpy (d, s, n) + (n)))
+# endif
+# endif
#endif
#ifndef __P
-# if defined (__GNUC__) || (defined (__STDC__) && __STDC__)
+# if defined __GNUC__ || (defined __STDC__ && __STDC__)
# define __P(args) args
# else
# define __P(args) ()
add one for integer division truncation;
add one more for a minus sign if t is signed. */
#define INT_STRLEN_BOUND(t) \
- ((sizeof (t) * CHAR_BIT - TYPE_SIGNED (t)) * 302 / 100 + 1 + TYPE_SIGNED (t))
+ ((sizeof (t) * CHAR_BIT - TYPE_SIGNED (t)) * 302 / 1000 + 1 + TYPE_SIGNED (t))
#define TM_YEAR_BASE 1900
#ifdef _LIBC
-# define gmtime_r __gmtime_r
-# define localtime_r __localtime_r
-extern int __tz_compute __P ((time_t timer, const struct tm *tm));
+# define my_strftime_gmtime_r __gmtime_r
+# define my_strftime_localtime_r __localtime_r
# define tzname __tzname
# define tzset __tzset
#else
-# if ! HAVE_LOCALTIME_R
-# if ! HAVE_TM_GMTOFF
-/* Approximate gmtime_r as best we can in its absence. */
-# define gmtime_r my_gmtime_r
-static struct tm *gmtime_r __P ((const time_t *, struct tm *));
+
+/* If we're a strftime substitute in a GNU program, then prefer gmtime
+ to gmtime_r, since many gmtime_r implementations are buggy.
+ Similarly for localtime_r. */
+
+# if ! HAVE_TM_GMTOFF
+static struct tm *my_strftime_gmtime_r __P ((const time_t *, struct tm *));
static struct tm *
-gmtime_r (t, tp)
+my_strftime_gmtime_r (t, tp)
const time_t *t;
struct tm *tp;
{
*tp = *l;
return tp;
}
-# endif /* ! HAVE_TM_GMTOFF */
+# endif /* ! HAVE_TM_GMTOFF */
-/* Approximate localtime_r as best we can in its absence. */
-# define localtime_r my_localtime_r
-static struct tm *localtime_r __P ((const time_t *, struct tm *));
+static struct tm *my_strftime_localtime_r __P ((const time_t *, struct tm *));
static struct tm *
-localtime_r (t, tp)
+my_strftime_localtime_r (t, tp)
const time_t *t;
struct tm *tp;
{
*tp = *l;
return tp;
}
-# endif /* ! HAVE_LOCALTIME_R */
-#endif /* ! defined (_LIBC) */
+#endif /* ! defined _LIBC */
-#if !defined (memset) && !defined (HAVE_MEMSET) && !defined (_LIBC)
+#if !defined memset && !defined HAVE_MEMSET && !defined _LIBC
/* Some systems lack the `memset' function and we don't want to
introduce additional dependencies. */
-static const char spaces[16] = " ";
-static const char zeroes[16] = "0000000000000000";
+/* The SGI compiler reportedly barfs on the trailing null
+ if we use a string constant as the initializer. 28 June 1997, rms. */
+static const CHAR_T spaces[16] = /* " " */
+{
+ L_(' '),L_(' '),L_(' '),L_(' '),L_(' '),L_(' '),L_(' '),L_(' '),
+ L_(' '),L_(' '),L_(' '),L_(' '),L_(' '),L_(' '),L_(' '),L_(' ')
+};
+static const CHAR_T zeroes[16] = /* "0000000000000000" */
+{
+ L_('0'),L_('0'),L_('0'),L_('0'),L_('0'),L_('0'),L_('0'),L_('0'),
+ L_('0'),L_('0'),L_('0'),L_('0'),L_('0'),L_('0'),L_('0'),L_('0')
+};
# define memset_space(P, Len) \
do { \
do \
{ \
int _this = _len > 16 ? 16 : _len; \
- memcpy ((P), spaces, _this); \
- (P) += _this; \
+ (P) = MEMPCPY ((P), spaces, _this * sizeof (CHAR_T)); \
_len -= _this; \
} \
while (_len > 0); \
do \
{ \
int _this = _len > 16 ? 16 : _len; \
- memcpy ((P), zeroes, _this); \
- (P) += _this; \
+ (P) = MEMPCPY ((P), zeroes, _this * sizeof (CHAR_T)); \
_len -= _this; \
} \
while (_len > 0); \
} while (0)
#else
-# define memset_space(P, Len) (memset ((P), ' ', (Len)), (P) += (Len))
-# define memset_zero(P, Len) (memset ((P), '0', (Len)), (P) += (Len))
+# ifdef COMPILE_WIDE
+# define memset_space(P, Len) (wmemset ((P), L' ', (Len)), (P) += (Len))
+# define memset_zero(P, Len) (wmemset ((P), L'0', (Len)), (P) += (Len))
+# else
+# define memset_space(P, Len) (memset ((P), ' ', (Len)), (P) += (Len))
+# define memset_zero(P, Len) (memset ((P), '0', (Len)), (P) += (Len))
+# endif
#endif
#define add(n, f) \
{ \
if (_delta > 0) \
{ \
- if (pad == '0') \
+ if (pad == L_('0')) \
memset_zero (p, _delta); \
else \
memset_space (p, _delta); \
else if (to_uppcase) \
memcpy_uppcase (p, (s), _n); \
else \
- memcpy ((PTR) p, (PTR) (s), _n))
-
+ MEMCPY ((PTR) p, (PTR) (s), _n))
+
+#ifdef COMPILE_WIDE
+# define widen(os, ws, l) \
+ { \
+ mbstate_t __st; \
+ const char *__s = os; \
+ memset (&__st, '\0', sizeof (__st)); \
+ l = __mbsrtowcs (NULL, &__s, 0, &__st); \
+ ws = alloca ((l + 1) * sizeof (wchar_t)); \
+ (void) __mbsrtowcs (ws, &__s, l, &__st); \
+ }
+#endif
-#ifdef _LIBC
-# define TOUPPER(Ch) toupper (Ch)
-# define TOLOWER(Ch) tolower (Ch)
+#ifdef COMPILE_WIDE
+# define TOUPPER(Ch) towupper (Ch)
+# define TOLOWER(Ch) towlower (Ch)
#else
-# define TOUPPER(Ch) (islower (Ch) ? toupper (Ch) : (Ch))
-# define TOLOWER(Ch) (isupper (Ch) ? tolower (Ch) : (Ch))
+# ifdef _LIBC
+# define TOUPPER(Ch) toupper (Ch)
+# define TOLOWER(Ch) tolower (Ch)
+# else
+# define TOUPPER(Ch) (islower (Ch) ? toupper (Ch) : (Ch))
+# define TOLOWER(Ch) (isupper (Ch) ? tolower (Ch) : (Ch))
+# endif
#endif
/* We don't use `isdigit' here since the locale dependent
interpretation is not what we want here. We only need to accept
the arabic digits in the ASCII range. One day there is perhaps a
more reliable way to accept other sets of digits. */
-#define ISDIGIT(Ch) ((unsigned int) (Ch) - '0' <= 9)
+#define ISDIGIT(Ch) ((unsigned int) (Ch) - L_('0') <= 9)
-static char *memcpy_lowcase __P ((char *dest, const char *src, size_t len));
+static CHAR_T *memcpy_lowcase __P ((CHAR_T *dest, const CHAR_T *src,
+ size_t len));
-static char *
+static CHAR_T *
memcpy_lowcase (dest, src, len)
- char *dest;
- const char *src;
+ CHAR_T *dest;
+ const CHAR_T *src;
size_t len;
{
while (len-- > 0)
- dest[len] = TOLOWER (src[len]);
+ dest[len] = TOLOWER ((UCHAR_T) src[len]);
return dest;
}
-static char *memcpy_uppcase __P ((char *dest, const char *src, size_t len));
+static CHAR_T *memcpy_uppcase __P ((CHAR_T *dest, const CHAR_T *src,
+ size_t len));
-static char *
+static CHAR_T *
memcpy_uppcase (dest, src, len)
- char *dest;
- const char *src;
+ CHAR_T *dest;
+ const CHAR_T *src;
size_t len;
{
while (len-- > 0)
- dest[len] = TOUPPER (src[len]);
+ dest[len] = TOUPPER ((UCHAR_T) src[len]);
return dest;
}
+
#if ! HAVE_TM_GMTOFF
/* Yield the difference between *A and *B,
measured in seconds, ignoring leap seconds. */
+# define tm_diff ftime_tm_diff
static int tm_diff __P ((const struct tm *, const struct tm *));
static int
tm_diff (a, b)
#define YDAY_MINIMUM (-366)
static int iso_week_days __P ((int, int));
#ifdef __GNUC__
-inline
+__inline__
#endif
static int
iso_week_days (yday, wday)
}
-#ifndef _NL_CURRENT
-static char const weekday_name[][10] =
+#if !(defined _NL_CURRENT || HAVE_STRFTIME)
+static CHAR_T const weekday_name[][10] =
{
- "Sunday", "Monday", "Tuesday", "Wednesday",
- "Thursday", "Friday", "Saturday"
+ L_("Sunday"), L_("Monday"), L_("Tuesday"), L_("Wednesday"),
+ L_("Thursday"), L_("Friday"), L_("Saturday")
};
-static char const month_name[][10] =
+static CHAR_T const month_name[][10] =
{
- "January", "February", "March", "April", "May", "June",
- "July", "August", "September", "October", "November", "December"
+ L_("January"), L_("February"), L_("March"), L_("April"), L_("May"),
+ L_("June"), L_("July"), L_("August"), L_("September"), L_("October"),
+ L_("November"), L_("December")
};
#endif
+#ifdef emacs
+# define my_strftime emacs_strftimeu
+# define ut_argument , ut
+# define ut_argument_spec int ut;
+# define ut_argument_spec_iso , int ut
+#else
+# ifdef COMPILE_WIDE
+# define my_strftime wcsftime
+# else
+# define my_strftime strftime
+# endif
+# define ut_argument
+# define ut_argument_spec
+# define ut_argument_spec_iso
+/* We don't have this information in general. */
+# define ut 0
+#endif
+
#if !defined _LIBC && HAVE_TZNAME && HAVE_TZSET
/* Solaris 2.5 tzset sometimes modifies the storage returned by localtime.
Work around this bug by copying *tp before it might be munged. */
size_t _strftime_copytm __P ((char *, size_t, const char *,
- const struct tm *));
+ const struct tm * ut_argument_spec_iso));
size_t
- strftime (s, maxsize, format, tp)
- char *s;
+ my_strftime (s, maxsize, format, tp ut_argument)
+ CHAR_T *s;
size_t maxsize;
- const char *format;
+ const CHAR_T *format;
const struct tm *tp;
+ ut_argument_spec
{
struct tm tmcopy;
tmcopy = *tp;
- return _strftime_copytm (s, maxsize, format, &tmcopy);
+ return _strftime_copytm (s, maxsize, format, &tmcopy ut_argument);
}
-# ifdef strftime
-# undef strftime
-# endif
-# define strftime(S, Maxsize, Format, Tp) \
+# undef my_strftime
+# define my_strftime(S, Maxsize, Format, Tp) \
_strftime_copytm (S, Maxsize, Format, Tp)
#endif
anywhere, so to determine how many characters would be
written, use NULL for S and (size_t) UINT_MAX for MAXSIZE. */
size_t
-strftime (s, maxsize, format, tp)
- char *s;
+my_strftime (s, maxsize, format, tp ut_argument)
+ CHAR_T *s;
size_t maxsize;
- const char *format;
+ const CHAR_T *format;
const struct tm *tp;
+ ut_argument_spec
{
int hour12 = tp->tm_hour;
#ifdef _NL_CURRENT
- const char *const a_wkday = _NL_CURRENT (LC_TIME, ABDAY_1 + tp->tm_wday);
- const char *const f_wkday = _NL_CURRENT (LC_TIME, DAY_1 + tp->tm_wday);
- const char *const a_month = _NL_CURRENT (LC_TIME, ABMON_1 + tp->tm_mon);
- const char *const f_month = _NL_CURRENT (LC_TIME, MON_1 + tp->tm_mon);
- const char *const ampm = _NL_CURRENT (LC_TIME,
- hour12 > 11 ? PM_STR : AM_STR);
- size_t aw_len = strlen (a_wkday);
- size_t am_len = strlen (a_month);
- size_t ap_len = strlen (ampm);
+ /* We cannot make the following values variables since we must delay
+ the evaluation of these values until really needed since some
+ expressions might not be valid in every situation. The `struct tm'
+ might be generated by a strptime() call that initialized
+ only a few elements. Dereference the pointers only if the format
+ requires this. Then it is ok to fail if the pointers are invalid. */
+# define a_wkday \
+ ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(ABDAY_1) + tp->tm_wday))
+# define f_wkday \
+ ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(DAY_1) + tp->tm_wday))
+# define a_month \
+ ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(ABMON_1) + tp->tm_mon))
+# define f_month \
+ ((const CHAR_T *) _NL_CURRENT (LC_TIME, NLW(MON_1) + tp->tm_mon))
+# define ampm \
+ ((const CHAR_T *) _NL_CURRENT (LC_TIME, tp->tm_hour > 11 \
+ ? NLW(PM_STR) : NLW(AM_STR)))
+
+# define aw_len STRLEN (a_wkday)
+# define am_len STRLEN (a_month)
+# define ap_len STRLEN (ampm)
#else
- const char *const f_wkday = weekday_name[tp->tm_wday];
- const char *const f_month = month_name[tp->tm_mon];
- const char *const a_wkday = f_wkday;
- const char *const a_month = f_month;
- const char *const ampm = "AMPM" + 2 * (hour12 > 11);
+# if !HAVE_STRFTIME
+# define f_wkday (weekday_name[tp->tm_wday])
+# define f_month (month_name[tp->tm_mon])
+# define a_wkday f_wkday
+# define a_month f_month
+# define ampm (L_("AMPM") + 2 * (tp->tm_hour > 11))
+
size_t aw_len = 3;
size_t am_len = 3;
size_t ap_len = 2;
+# endif
#endif
- size_t wkday_len = strlen (f_wkday);
- size_t month_len = strlen (f_month);
const char *zone;
- size_t zonelen;
size_t i = 0;
- char *p = s;
- const char *f;
+ CHAR_T *p = s;
+ const CHAR_T *f;
zone = NULL;
-#if !defined _LIBC && HAVE_TM_ZONE
- /* XXX We have some problems here. First, the string pointed to by
- tm_zone is dynamically allocated while loading the zone data. But
- when another zone is loaded since the information in TP were
- computed this would be a stale pointer.
- The second problem is the POSIX test suite which assumes setting
+#if HAVE_TM_ZONE
+ /* The POSIX test suite assumes that setting
the environment variable TZ to a new value before calling strftime()
will influence the result (the %Z format) even if the information in
- TP is computed with a totally different time zone. --drepper@gnu */
+ TP is computed with a totally different time zone.
+ This is bogus: though POSIX allows bad behavior like this,
+ POSIX does not require it. Do the right thing instead. */
zone = (const char *) tp->tm_zone;
#endif
#if HAVE_TZNAME
- /* POSIX.1 8.1.1 requires that whenever strftime() is called, the
- time zone names contained in the external variable `tzname' shall
- be set as if the tzset() function had been called. */
+ if (ut)
+ {
+ if (! (zone && *zone))
+ zone = "GMT";
+ }
+ else
+ {
+ /* POSIX.1 8.1.1 requires that whenever strftime() is called, the
+ time zone names contained in the external variable `tzname' shall
+ be set as if the tzset() function had been called. */
# if HAVE_TZSET
- tzset ();
+ tzset ();
# endif
-
- if (!(zone && *zone) && tp->tm_isdst >= 0)
- zone = tzname[tp->tm_isdst];
+ }
#endif
- if (! zone)
- zone = ""; /* POSIX.2 requires the empty string here. */
-
- zonelen = strlen (zone);
if (hour12 > 12)
hour12 -= 12;
else
- if (hour12 == 0) hour12 = 12;
+ if (hour12 == 0)
+ hour12 = 12;
for (f = format; *f != '\0'; ++f)
{
- int pad; /* Padding for number ('-', '_', or 0). */
+ int pad = 0; /* Padding for number ('-', '_', or 0). */
int modifier; /* Field modifier ('E', 'O', or 0). */
int digits; /* Max digits for numeric format. */
int number_value; /* Numeric value to be printed. */
int negative_number; /* 1 if the number is negative. */
- const char *subfmt;
- char *bufp;
- char buf[1 + (sizeof (int) < sizeof (time_t)
- ? INT_STRLEN_BOUND (time_t)
- : INT_STRLEN_BOUND (int))];
+ const CHAR_T *subfmt;
+ CHAR_T *bufp;
+ CHAR_T buf[1 + (sizeof (int) < sizeof (time_t)
+ ? INT_STRLEN_BOUND (time_t)
+ : INT_STRLEN_BOUND (int))];
int width = -1;
int to_lowcase = 0;
int to_uppcase = 0;
+ int change_case = 0;
+ int format_char;
-#if DO_MULTIBYTE
-
- switch (*f)
+#if DO_MULTIBYTE && !defined COMPILE_WIDE
+ switch (*f)
{
- case '%':
+ case L_('%'):
break;
- case '\a': case '\b': case '\t': case '\n':
- case '\v': case '\f': case '\r':
- case ' ': case '!': case '"': case '#': case '&': case'\'':
- case '(': case ')': case '*': case '+': case ',': case '-':
- case '.': case '/': case '0': case '1': case '2': case '3':
- case '4': case '5': case '6': case '7': case '8': case '9':
- case ':': case ';': case '<': case '=': case '>': case '?':
- case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
- case 'G': case 'H': case 'I': case 'J': case 'K': case 'L':
- case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R':
- case 'S': case 'T': case 'U': case 'V': case 'W': case 'X':
- case 'Y': case 'Z': case '[': case'\\': case ']': case '^':
- case '_': case 'a': case 'b': case 'c': case 'd': case 'e':
- case 'f': case 'g': case 'h': case 'i': case 'j': case 'k':
- case 'l': case 'm': case 'n': case 'o': case 'p': case 'q':
- case 'r': case 's': case 't': case 'u': case 'v': case 'w':
- case 'x': case 'y': case 'z': case '{': case '|': case '}':
- case '~':
+ case L_('\b'): case L_('\t'): case L_('\n'):
+ case L_('\v'): case L_('\f'): case L_('\r'):
+ case L_(' '): case L_('!'): case L_('"'): case L_('#'): case L_('&'):
+ case L_('\''): case L_('('): case L_(')'): case L_('*'): case L_('+'):
+ case L_(','): case L_('-'): case L_('.'): case L_('/'): case L_('0'):
+ case L_('1'): case L_('2'): case L_('3'): case L_('4'): case L_('5'):
+ case L_('6'): case L_('7'): case L_('8'): case L_('9'): case L_(':'):
+ case L_(';'): case L_('<'): case L_('='): case L_('>'): case L_('?'):
+ case L_('A'): case L_('B'): case L_('C'): case L_('D'): case L_('E'):
+ case L_('F'): case L_('G'): case L_('H'): case L_('I'): case L_('J'):
+ case L_('K'): case L_('L'): case L_('M'): case L_('N'): case L_('O'):
+ case L_('P'): case L_('Q'): case L_('R'): case L_('S'): case L_('T'):
+ case L_('U'): case L_('V'): case L_('W'): case L_('X'): case L_('Y'):
+ case L_('Z'): case L_('['): case L_('\\'): case L_(']'): case L_('^'):
+ case L_('_'): case L_('a'): case L_('b'): case L_('c'): case L_('d'):
+ case L_('e'): case L_('f'): case L_('g'): case L_('h'): case L_('i'):
+ case L_('j'): case L_('k'): case L_('l'): case L_('m'): case L_('n'):
+ case L_('o'): case L_('p'): case L_('q'): case L_('r'): case L_('s'):
+ case L_('t'): case L_('u'): case L_('v'): case L_('w'): case L_('x'):
+ case L_('y'): case L_('z'): case L_('{'): case L_('|'): case L_('}'):
+ case L_('~'):
/* The C Standard requires these 98 characters (plus '%') to
be in the basic execution character set. None of these
characters can start a multibyte sequence, so they need
if (bytes == 0)
break;
- if (bytes == (size_t) -2 || bytes == (size_t) -1)
+ if (bytes == (size_t) -2)
+ {
+ len += strlen (f + len);
+ break;
+ }
+
+ if (bytes == (size_t) -1)
{
len++;
break;
while (! mbsinit (&mbstate));
cpy (len, f);
+ f += len - 1;
continue;
}
}
#else /* ! DO_MULTIBYTE */
- /* Either multibyte encodings are not supported, or they are
- safe for formats, so any non-'%' byte can be copied through. */
- if (*f != '%')
+ /* Either multibyte encodings are not supported, they are
+ safe for formats, so any non-'%' byte can be copied through,
+ or this is the wide character version. */
+ if (*f != L_('%'))
{
add (1, *p = *f);
continue;
#endif /* ! DO_MULTIBYTE */
/* Check for flags that can modify a format. */
- pad = 0;
while (1)
{
switch (*++f)
{
/* This influences the number formats. */
- case '_':
- case '-':
- case '0':
+ case L_('_'):
+ case L_('-'):
+ case L_('0'):
pad = *f;
continue;
/* This changes textual output. */
- case '^':
+ case L_('^'):
to_uppcase = 1;
continue;
+ case L_('#'):
+ change_case = 1;
+ continue;
default:
break;
do
{
width *= 10;
- width += *f - '0';
+ width += *f - L_('0');
++f;
}
while (ISDIGIT (*f));
/* Check for modifiers. */
switch (*f)
{
- case 'E':
- case 'O':
+ case L_('E'):
+ case L_('O'):
modifier = *f++;
break;
}
/* Now do the specified format. */
- switch (*f)
+ format_char = *f;
+ switch (format_char)
{
#define DO_NUMBER(d, v) \
- digits = d; number_value = v; goto do_number
+ digits = width == -1 ? d : width; \
+ number_value = v; goto do_number
#define DO_NUMBER_SPACEPAD(d, v) \
- digits = d; number_value = v; goto do_number_spacepad
+ digits = width == -1 ? d : width; \
+ number_value = v; goto do_number_spacepad
- case '%':
+ case L_('%'):
if (modifier != 0)
goto bad_format;
add (1, *p = *f);
break;
- case 'a':
+ case L_('a'):
if (modifier != 0)
goto bad_format;
+ if (change_case)
+ {
+ to_uppcase = 1;
+ to_lowcase = 0;
+ }
+#if defined _NL_CURRENT || !HAVE_STRFTIME
cpy (aw_len, a_wkday);
break;
+#else
+ goto underlying_strftime;
+#endif
case 'A':
if (modifier != 0)
goto bad_format;
- cpy (wkday_len, f_wkday);
+ if (change_case)
+ {
+ to_uppcase = 1;
+ to_lowcase = 0;
+ }
+#if defined _NL_CURRENT || !HAVE_STRFTIME
+ cpy (STRLEN (f_wkday), f_wkday);
break;
+#else
+ goto underlying_strftime;
+#endif
- case 'b':
- case 'h': /* POSIX.2 extension. */
+ case L_('b'):
+ case L_('h'): /* POSIX.2 extension. */
+ if (change_case)
+ {
+ to_uppcase = 1;
+ to_lowcase = 0;
+ }
if (modifier != 0)
goto bad_format;
+#if defined _NL_CURRENT || !HAVE_STRFTIME
cpy (am_len, a_month);
break;
+#else
+ goto underlying_strftime;
+#endif
- case 'B':
+ case L_('B'):
if (modifier != 0)
goto bad_format;
- cpy (month_len, f_month);
+ if (change_case)
+ {
+ to_uppcase = 1;
+ to_lowcase = 0;
+ }
+#if defined _NL_CURRENT || !HAVE_STRFTIME
+ cpy (STRLEN (f_month), f_month);
break;
+#else
+ goto underlying_strftime;
+#endif
- case 'c':
- if (modifier == 'O')
+ case L_('c'):
+ if (modifier == L_('O'))
goto bad_format;
#ifdef _NL_CURRENT
if (! (modifier == 'E'
- && *(subfmt = _NL_CURRENT (LC_TIME, ERA_D_T_FMT)) != '\0'))
- subfmt = _NL_CURRENT (LC_TIME, D_T_FMT);
+ && (*(subfmt = (CHAR_T *) _NL_CURRENT (LC_TIME,
+ NLW(ERA_D_T_FMT)))
+ != '\0')))
+ subfmt = (CHAR_T *) _NL_CURRENT (LC_TIME, NLW(D_T_FMT));
#else
- subfmt = "%a %b %e %H:%M:%S %Y";
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# else
+ subfmt = L_("%a %b %e %H:%M:%S %Y");
+# endif
#endif
subformat:
{
- char *old_start = p;
- size_t len = strftime (NULL, maxsize - i, subfmt, tp);
- if (len == 0 && *subfmt)
- return 0;
- add (len, strftime (p, maxsize - i, subfmt, tp));
+ CHAR_T *old_start = p;
+ size_t len = my_strftime (NULL, (size_t) -1, subfmt, tp);
+ add (len, my_strftime (p, maxsize - i, subfmt, tp));
if (to_uppcase)
while (old_start < p)
{
- *old_start = TOUPPER (*old_start);
+ *old_start = TOUPPER ((UCHAR_T) *old_start);
++old_start;
}
}
break;
- case 'C': /* POSIX.2 extension. */
- if (modifier == 'O')
+#if HAVE_STRFTIME && ! (defined _NL_CURRENT && HAVE_STRUCT_ERA_ENTRY)
+ underlying_strftime:
+ {
+ /* The relevant information is available only via the
+ underlying strftime implementation, so use that. */
+ char ufmt[4];
+ char *u = ufmt;
+ char ubuf[1024]; /* enough for any single format in practice */
+ size_t len;
+ /* Make sure we're calling the actual underlying strftime.
+ In some cases, config.h contains something like
+ "#define strftime rpl_strftime". */
+# ifdef strftime
+# undef strftime
+ size_t strftime ();
+# endif
+
+ *u++ = '%';
+ if (modifier != 0)
+ *u++ = modifier;
+ *u++ = format_char;
+ *u = '\0';
+ len = strftime (ubuf, sizeof ubuf, ufmt, tp);
+ if (len == 0 && ubuf[0] != '\0')
+ return 0;
+ cpy (len, ubuf);
+ }
+ break;
+#endif
+
+ case L_('C'): /* POSIX.2 extension. */
+ if (modifier == L_('O'))
goto bad_format;
-#if HAVE_STRUCT_ERA_ENTRY
- if (modifier == 'E')
+ if (modifier == L_('E'))
{
+#if HAVE_STRUCT_ERA_ENTRY
struct era_entry *era = _nl_get_era_entry (tp);
if (era)
{
- size_t len = strlen (era->name_fmt);
- cpy (len, era->name_fmt);
+# ifdef COMPILE_WIDE
+ size_t len = __wcslen (era->era_wname);
+ cpy (len, era->era_wname);
+# else
+ size_t len = strlen (era->era_name);
+ cpy (len, era->era_name);
+# endif
break;
}
- }
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# endif
#endif
+ }
+
{
int year = tp->tm_year + TM_YEAR_BASE;
DO_NUMBER (1, year / 100 - (year % 100 < 0));
}
- case 'x':
- if (modifier == 'O')
+ case L_('x'):
+ if (modifier == L_('O'))
goto bad_format;
#ifdef _NL_CURRENT
- if (! (modifier == 'E'
- && *(subfmt = _NL_CURRENT (LC_TIME, ERA_D_FMT)) != '\0'))
- subfmt = _NL_CURRENT (LC_TIME, D_FMT);
+ if (! (modifier == L_('E')
+ && (*(subfmt = (CHAR_T *)_NL_CURRENT (LC_TIME,
+ NLW(ERA_D_FMT)))
+ != L_('\0'))))
+ subfmt = (CHAR_T *) _NL_CURRENT (LC_TIME, NLW(D_FMT));
goto subformat;
-#endif
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# else
/* Fall through. */
- case 'D': /* POSIX.2 extension. */
+# endif
+#endif
+ case L_('D'): /* POSIX.2 extension. */
if (modifier != 0)
goto bad_format;
- subfmt = "%m/%d/%y";
+ subfmt = L_("%m/%d/%y");
goto subformat;
- case 'd':
- if (modifier == 'E')
+ case L_('d'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, tp->tm_mday);
- case 'e': /* POSIX.2 extension. */
- if (modifier == 'E')
+ case L_('e'): /* POSIX.2 extension. */
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER_SPACEPAD (2, tp->tm_mday);
do_number_spacepad:
/* Force `_' flag unless overwritten by `0' flag. */
- if (pad != '0')
- pad = '_';
+ if (pad != L_('0'))
+ pad = L_('_');
do_number:
/* Format the number according to the MODIFIER flag. */
-#ifdef _NL_CURRENT
- if (modifier == 'O' && 0 <= number_value)
+ if (modifier == L_('O') && 0 <= number_value)
{
+#ifdef _NL_CURRENT
/* Get the locale specific alternate representation of
the number NUMBER_VALUE. If none exist NULL is returned. */
+# ifdef COMPILE_WIDE
+ const wchar_t *cp = _nl_get_walt_digit (number_value);
+# else
const char *cp = _nl_get_alt_digit (number_value);
+# endif
if (cp != NULL)
{
- size_t digitlen = strlen (cp);
+ size_t digitlen = STRLEN (cp);
if (digitlen != 0)
{
cpy (digitlen, cp);
break;
}
}
- }
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# endif
#endif
+ }
{
unsigned int u = number_value;
- bufp = buf + sizeof (buf);
+ bufp = buf + sizeof (buf) / sizeof (buf[0]);
negative_number = number_value < 0;
if (negative_number)
u = -u;
do
- *--bufp = u % 10 + '0';
+ *--bufp = u % 10 + L_('0');
while ((u /= 10) != 0);
}
do_number_sign_and_padding:
if (negative_number)
- *--bufp = '-';
+ *--bufp = L_('-');
- if (pad != '-')
+ if (pad != L_('-'))
{
- int padding = digits - (buf + sizeof (buf) - bufp);
+ int padding = digits - (buf + (sizeof (buf) / sizeof (buf[0]))
+ - bufp);
- if (pad == '_')
+ if (pad == L_('_'))
{
while (0 < padding--)
- *--bufp = ' ';
+ *--bufp = L_(' ');
}
else
{
bufp += negative_number;
while (0 < padding--)
- *--bufp = '0';
+ *--bufp = L_('0');
if (negative_number)
- *--bufp = '-';
+ *--bufp = L_('-');
}
}
- cpy (buf + sizeof (buf) - bufp, bufp);
+ cpy (buf + sizeof (buf) / sizeof (buf[0]) - bufp, bufp);
break;
+ case L_('F'):
+ if (modifier != 0)
+ goto bad_format;
+ subfmt = L_("%Y-%m-%d");
+ goto subformat;
- case 'H':
- if (modifier == 'E')
+ case L_('H'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, tp->tm_hour);
- case 'I':
- if (modifier == 'E')
+ case L_('I'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, hour12);
- case 'k': /* GNU extension. */
- if (modifier == 'E')
+ case L_('k'): /* GNU extension. */
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER_SPACEPAD (2, tp->tm_hour);
- case 'l': /* GNU extension. */
- if (modifier == 'E')
+ case L_('l'): /* GNU extension. */
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER_SPACEPAD (2, hour12);
- case 'j':
- if (modifier == 'E')
+ case L_('j'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (3, 1 + tp->tm_yday);
- case 'M':
- if (modifier == 'E')
+ case L_('M'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, tp->tm_min);
- case 'm':
- if (modifier == 'E')
+ case L_('m'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, tp->tm_mon + 1);
- case 'n': /* POSIX.2 extension. */
- add (1, *p = '\n');
+ case L_('n'): /* POSIX.2 extension. */
+ add (1, *p = L_('\n'));
break;
- case 'P':
+ case L_('P'):
to_lowcase = 1;
+#if !defined _NL_CURRENT && HAVE_STRFTIME
+ format_char = L_('p');
+#endif
/* FALLTHROUGH */
- case 'p':
+ case L_('p'):
+ if (change_case)
+ {
+ to_uppcase = 0;
+ to_lowcase = 1;
+ }
+#if defined _NL_CURRENT || !HAVE_STRFTIME
cpy (ap_len, ampm);
break;
+#else
+ goto underlying_strftime;
+#endif
- case 'R': /* GNU extension. */
- subfmt = "%H:%M";
+ case L_('R'): /* GNU extension. */
+ subfmt = L_("%H:%M");
goto subformat;
- case 'r': /* POSIX.2 extension. */
+ case L_('r'): /* POSIX.2 extension. */
#ifdef _NL_CURRENT
- if (*(subfmt = _NL_CURRENT (LC_TIME, T_FMT_AMPM)) == '\0')
+ if (*(subfmt = (CHAR_T *) _NL_CURRENT (LC_TIME,
+ NLW(T_FMT_AMPM))) == L_('\0'))
#endif
- subfmt = "%I:%M:%S %p";
+ subfmt = L_("%I:%M:%S %p");
goto subformat;
- case 'S':
- if (modifier == 'E')
+ case L_('S'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, tp->tm_sec);
- case 's': /* GNU extension. */
+ case L_('s'): /* GNU extension. */
{
struct tm ltm;
time_t t;
/* Generate string value for T using time_t arithmetic;
this works even if sizeof (long) < sizeof (time_t). */
- bufp = buf + sizeof (buf);
+ bufp = buf + sizeof (buf) / sizeof (buf[0]);
negative_number = t < 0;
do
}
}
- *--bufp = d + '0';
+ *--bufp = d + L_('0');
}
while (t != 0);
goto do_number_sign_and_padding;
}
- case 'X':
- if (modifier == 'O')
+ case L_('X'):
+ if (modifier == L_('O'))
goto bad_format;
#ifdef _NL_CURRENT
- if (! (modifier == 'E'
- && *(subfmt = _NL_CURRENT (LC_TIME, ERA_T_FMT)) != '\0'))
- subfmt = _NL_CURRENT (LC_TIME, T_FMT);
+ if (! (modifier == L_('E')
+ && (*(subfmt = (CHAR_T *) _NL_CURRENT (LC_TIME,
+ NLW(ERA_T_FMT)))
+ != L_('\0'))))
+ subfmt = (CHAR_T *) _NL_CURRENT (LC_TIME, NLW(T_FMT));
goto subformat;
-#endif
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# else
/* Fall through. */
- case 'T': /* POSIX.2 extension. */
- subfmt = "%H:%M:%S";
+# endif
+#endif
+ case L_('T'): /* POSIX.2 extension. */
+ subfmt = L_("%H:%M:%S");
goto subformat;
- case 't': /* POSIX.2 extension. */
- add (1, *p = '\t');
+ case L_('t'): /* POSIX.2 extension. */
+ add (1, *p = L_('\t'));
break;
- case 'u': /* POSIX.2 extension. */
+ case L_('u'): /* POSIX.2 extension. */
DO_NUMBER (1, (tp->tm_wday - 1 + 7) % 7 + 1);
- case 'U':
- if (modifier == 'E')
+ case L_('U'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, (tp->tm_yday - tp->tm_wday + 7) / 7);
- case 'V':
- case 'g': /* GNU extension. */
- case 'G': /* GNU extension. */
- if (modifier == 'E')
+ case L_('V'):
+ case L_('g'): /* GNU extension. */
+ case L_('G'): /* GNU extension. */
+ if (modifier == L_('E'))
goto bad_format;
{
int year = tp->tm_year + TM_YEAR_BASE;
switch (*f)
{
- case 'g':
+ case L_('g'):
DO_NUMBER (2, (year % 100 + 100) % 100);
- case 'G':
+ case L_('G'):
DO_NUMBER (1, year);
default:
}
}
- case 'W':
- if (modifier == 'E')
+ case L_('W'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (2, (tp->tm_yday - (tp->tm_wday - 1 + 7) % 7 + 7) / 7);
- case 'w':
- if (modifier == 'E')
+ case L_('w'):
+ if (modifier == L_('E'))
goto bad_format;
DO_NUMBER (1, tp->tm_wday);
- case 'Y':
-#if HAVE_STRUCT_ERA_ENTRY
+ case L_('Y'):
if (modifier == 'E')
{
+#if HAVE_STRUCT_ERA_ENTRY
struct era_entry *era = _nl_get_era_entry (tp);
if (era)
{
- subfmt = strchr (era->name_fmt, '\0') + 1;
+# ifdef COMPILE_WIDE
+ subfmt = era->era_wformat;
+# else
+ subfmt = era->era_format;
+# endif
goto subformat;
}
- }
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# endif
#endif
- if (modifier == 'O')
+ }
+ if (modifier == L_('O'))
goto bad_format;
else
DO_NUMBER (1, tp->tm_year + TM_YEAR_BASE);
- case 'y':
-#if HAVE_STRUCT_ERA_ENTRY
- if (modifier == 'E')
+ case L_('y'):
+ if (modifier == L_('E'))
{
+#if HAVE_STRUCT_ERA_ENTRY
struct era_entry *era = _nl_get_era_entry (tp);
if (era)
{
int delta = tp->tm_year - era->start_date[0];
DO_NUMBER (1, (era->offset
- + (era->direction == '-' ? -delta : delta)));
+ + delta * era->absolute_direction));
}
- }
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# endif
#endif
+ }
DO_NUMBER (2, (tp->tm_year % 100 + 100) % 100);
- case 'Z':
- cpy (zonelen, zone);
+ case L_('Z'):
+ if (change_case)
+ {
+ to_uppcase = 0;
+ to_lowcase = 1;
+ }
+
+#if HAVE_TZNAME
+ /* The tzset() call might have changed the value. */
+ if (!(zone && *zone) && tp->tm_isdst >= 0)
+ zone = tzname[tp->tm_isdst];
+#endif
+ if (! zone)
+ zone = ""; /* POSIX.2 requires the empty string here. */
+
+#ifdef COMPILE_WIDE
+ {
+ /* The zone string is always given in multibyte form. We have
+ to transform it first. */
+ wchar_t *wczone;
+ size_t len;
+ widen (zone, wczone, len);
+ cpy (len, wczone);
+ }
+#else
+ cpy (strlen (zone), zone);
+#endif
break;
- case 'z': /* GNU extension. */
+ case L_('z'): /* GNU extension. */
if (tp->tm_isdst < 0)
break;
#if HAVE_TM_GMTOFF
diff = tp->tm_gmtoff;
#else
- struct tm gtm;
- struct tm ltm;
- time_t lt;
+ if (ut)
+ diff = 0;
+ else
+ {
+ struct tm gtm;
+ struct tm ltm;
+ time_t lt;
- ltm = *tp;
- lt = mktime (<m);
+ ltm = *tp;
+ lt = mktime (<m);
- if (lt == (time_t) -1)
- {
- /* mktime returns -1 for errors, but -1 is also a
- valid time_t value. Check whether an error really
- occurred. */
- struct tm tm;
- localtime_r (<, &tm);
-
- if ((ltm.tm_sec ^ tm.tm_sec)
- | (ltm.tm_min ^ tm.tm_min)
- | (ltm.tm_hour ^ tm.tm_hour)
- | (ltm.tm_mday ^ tm.tm_mday)
- | (ltm.tm_mon ^ tm.tm_mon)
- | (ltm.tm_year ^ tm.tm_year))
- break;
- }
+ if (lt == (time_t) -1)
+ {
+ /* mktime returns -1 for errors, but -1 is also a
+ valid time_t value. Check whether an error really
+ occurred. */
+ struct tm tm;
+
+ if (! my_strftime_localtime_r (<, &tm)
+ || ((ltm.tm_sec ^ tm.tm_sec)
+ | (ltm.tm_min ^ tm.tm_min)
+ | (ltm.tm_hour ^ tm.tm_hour)
+ | (ltm.tm_mday ^ tm.tm_mday)
+ | (ltm.tm_mon ^ tm.tm_mon)
+ | (ltm.tm_year ^ tm.tm_year)))
+ break;
+ }
- if (! gmtime_r (<, >m))
- break;
+ if (! my_strftime_gmtime_r (<, >m))
+ break;
- diff = tm_diff (<m, >m);
+ diff = tm_diff (<m, >m);
+ }
#endif
if (diff < 0)
{
- add (1, *p = '-');
+ add (1, *p = L_('-'));
diff = -diff;
}
else
- add (1, *p = '+');
+ add (1, *p = L_('+'));
diff /= 60;
DO_NUMBER (4, (diff / 60) * 100 + diff % 60);
}
- case '\0': /* GNU extension: % at end of format. */
+ case L_('\0'): /* GNU extension: % at end of format. */
--f;
/* Fall through. */
default:
bad_format:
{
int flen;
- for (flen = 1; f[1 - flen] != '%'; flen++)
+ for (flen = 1; f[1 - flen] != L_('%'); flen++)
continue;
cpy (flen, &f[1 - flen]);
}
}
}
- if (p)
- *p = '\0';
+ if (p && maxsize != 0)
+ *p = L_('\0');
return i;
}
+
+
+#ifdef emacs
+/* For Emacs we have a separate interface which corresponds to the normal
+ strftime function and does not have the extra information whether the
+ TP arguments comes from a `gmtime' call or not. */
+size_t
+emacs_strftime (s, maxsize, format, tp)
+ char *s;
+ size_t maxsize;
+ const char *format;
+ const struct tm *tp;
+{
+ return my_strftime (s, maxsize, format, tp, 0);
+}
+#endif