# 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
#ifndef __P
#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 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
+# undef gmtime_r
+# define gmtime_r my_gmtime_r
static struct tm *gmtime_r __P ((const time_t *, struct tm *));
static struct tm *
gmtime_r (t, tp)
# endif /* ! HAVE_TM_GMTOFF */
/* Approximate localtime_r as best we can in its absence. */
-# define localtime_r my_localtime_r
+# undef localtime_r
+# define localtime_r my_ftime_localtime_r
static struct tm *localtime_r __P ((const time_t *, struct tm *));
static struct tm *
localtime_r (t, tp)
#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] = " ";
+/* 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 spaces[16] = /* " " */
+ { ' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ',' ' };
+static const char zeroes[16] = /* "0000000000000000" */
+ { '0','0','0','0','0','0','0','0','0','0','0','0','0','0','0','0' };
# define memset_space(P, Len) \
do { \
} \
while (_len > 0); \
} while (0)
+
+# define memset_zero(P, Len) \
+ do { \
+ int _len = (Len); \
+ \
+ do \
+ { \
+ int _this = _len > 16 ? 16 : _len; \
+ memcpy ((P), zeroes, _this); \
+ (P) += _this; \
+ _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))
#endif
-#define add(n, f) \
+#define add(n, f) \
do \
{ \
int _n = (n); \
if (p) \
{ \
if (_delta > 0) \
- memset_space (p, _delta); \
+ { \
+ if (pad == '0') \
+ memset_zero (p, _delta); \
+ else \
+ memset_space (p, _delta); \
+ } \
f; \
p += _n; \
} \
i += _incr; \
} while (0)
-#define cpy(n, s) \
+#define cpy(n, s) \
add ((n), \
if (to_lowcase) \
memcpy_lowcase (p, (s), _n); \
size_t len;
{
while (len-- > 0)
- dest[len] = TOLOWER (src[len]);
+ dest[len] = TOLOWER ((unsigned char) src[len]);
return dest;
}
size_t len;
{
while (len-- > 0)
- dest[len] = TOUPPER (src[len]);
+ dest[len] = TOUPPER ((unsigned char) 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
+#if !(defined _NL_CURRENT || HAVE_STRFTIME)
static char const weekday_name[][10] =
{
"Sunday", "Monday", "Tuesday", "Wednesday",
#endif
+#ifdef emacs
+# define my_strftime emacs_strftime
+ /* Emacs 20.2 uses `-Dstrftime=emacs_strftime' when compiling,
+ because that's how strftime used to be configured.
+ Undo this, since it gets in the way of accessing the underlying strftime,
+ which is needed for things like %Ec in Solaris.
+ The following two lines can be removed once Emacs stops compiling with
+ `-Dstrftime=emacs_strftime'. */
+# undef strftime
+size_t strftime __P ((char *, size_t, const char *, const struct tm *));
+#else
+# define my_strftime strftime
+#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 *));
size_t
- strftime (s, maxsize, format, tp)
+ my_strftime (s, maxsize, format, tp)
char *s;
size_t maxsize;
const char *format;
tmcopy = *tp;
return _strftime_copytm (s, maxsize, format, &tmcopy);
}
-# 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)
+my_strftime (s, maxsize, format, tp)
char *s;
size_t maxsize;
const char *format;
size_t am_len = strlen (a_month);
size_t ap_len = strlen (ampm);
#else
+# if !HAVE_STRFTIME
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;
size_t aw_len = 3;
size_t am_len = 3;
size_t ap_len = 2;
+# endif
#endif
+#if defined _NL_CURRENT || !HAVE_STRFTIME
size_t wkday_len = strlen (f_wkday);
size_t month_len = strlen (f_month);
+#endif
const char *zone;
size_t zonelen;
size_t i = 0;
const char *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
int width = -1;
int to_lowcase = 0;
int to_uppcase = 0;
+ int change_case = 0;
+ int format_char;
#if DO_MULTIBYTE
case '^':
to_uppcase = 1;
continue;
+ case '#':
+ change_case = 1;
+ continue;
default:
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 '%':
if (modifier != 0)
case '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;
+ if (change_case)
+ {
+ to_uppcase = 1;
+ to_lowcase = 0;
+ }
+#if defined _NL_CURRENT || !HAVE_STRFTIME
cpy (wkday_len, f_wkday);
break;
+#else
+ goto underlying_strftime;
+#endif
case 'b':
case 'h': /* POSIX.2 extension. */
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':
if (modifier != 0)
goto bad_format;
+ if (change_case)
+ {
+ to_uppcase = 1;
+ to_lowcase = 0;
+ }
+#if defined _NL_CURRENT || !HAVE_STRFTIME
cpy (month_len, f_month);
break;
+#else
+ goto underlying_strftime;
+#endif
case 'c':
if (modifier == 'O')
&& *(subfmt = _NL_CURRENT (LC_TIME, ERA_D_T_FMT)) != '\0'))
subfmt = _NL_CURRENT (LC_TIME, D_T_FMT);
#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# else
subfmt = "%a %b %e %H:%M:%S %Y";
+# endif
#endif
subformat:
{
char *old_start = p;
- size_t len = strftime (NULL, maxsize - i, subfmt, tp);
+ size_t len = my_strftime (NULL, maxsize - i, subfmt, tp);
if (len == 0 && *subfmt)
return 0;
- add (len, strftime (p, maxsize - i, 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 ((unsigned char) *old_start);
++old_start;
}
}
break;
+#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;
+ *u++ = '%';
+ if (modifier != 0)
+ *u++ = modifier;
+ *u++ = format_char;
+ *u = '\0';
+ len = strftime (ubuf, sizeof ubuf, ufmt, tp);
+ if (len == 0)
+ return 0;
+ cpy (len, ubuf);
+ }
+ break;
+#endif
+
case 'C': /* POSIX.2 extension. */
if (modifier == 'O')
goto bad_format;
-#if HAVE_STRUCT_ERA_ENTRY
if (modifier == 'E')
{
+#if HAVE_STRUCT_ERA_ENTRY
struct era_entry *era = _nl_get_era_entry (tp);
if (era)
{
cpy (len, era->name_fmt);
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));
&& *(subfmt = _NL_CURRENT (LC_TIME, ERA_D_FMT)) != '\0'))
subfmt = _NL_CURRENT (LC_TIME, D_FMT);
goto subformat;
-#endif
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# else
/* Fall through. */
+# endif
+#endif
case 'D': /* POSIX.2 extension. */
if (modifier != 0)
goto bad_format;
do_number:
/* Format the number according to the MODIFIER flag. */
-#ifdef _NL_CURRENT
if (modifier == 'O' && 0 <= number_value)
{
+#ifdef _NL_CURRENT
/* Get the locale specific alternate representation of
the number NUMBER_VALUE. If none exist NULL is returned. */
const char *cp = _nl_get_alt_digit (number_value);
break;
}
}
- }
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# endif
#endif
+ }
{
unsigned int u = number_value;
case 'P':
to_lowcase = 1;
+#if !defined _NL_CURRENT && HAVE_STRFTIME
+ format_char = 'p';
+#endif
/* FALLTHROUGH */
case '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";
&& *(subfmt = _NL_CURRENT (LC_TIME, ERA_T_FMT)) != '\0'))
subfmt = _NL_CURRENT (LC_TIME, T_FMT);
goto subformat;
-#endif
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# else
/* Fall through. */
+# endif
+#endif
case 'T': /* POSIX.2 extension. */
subfmt = "%H:%M:%S";
goto subformat;
DO_NUMBER (1, tp->tm_wday);
case 'Y':
-#if HAVE_STRUCT_ERA_ENTRY
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;
goto subformat;
}
- }
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# endif
#endif
+ }
if (modifier == 'O')
goto bad_format;
else
DO_NUMBER (1, tp->tm_year + TM_YEAR_BASE);
case 'y':
-#if HAVE_STRUCT_ERA_ENTRY
if (modifier == 'E')
{
+#if HAVE_STRUCT_ERA_ENTRY
struct era_entry *era = _nl_get_era_entry (tp);
if (era)
{
DO_NUMBER (1, (era->offset
+ (era->direction == '-' ? -delta : delta)));
}
- }
+#else
+# if HAVE_STRFTIME
+ goto underlying_strftime;
+# endif
#endif
+ }
DO_NUMBER (2, (tp->tm_year % 100 + 100) % 100);
case 'Z':
+ if (change_case)
+ {
+ to_uppcase = 0;
+ to_lowcase = 1;
+ }
cpy (zonelen, zone);
break;