-/* Copyright (C) 2002, 2004, 2005, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2004-2005, 2007, 2009-2013 Free Software Foundation,
+ Inc.
This file is part of the GNU C Library.
This program is free software; you can redistribute it and/or modify
GNU 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ with this program; if not, see <http://www.gnu.org/licenses/>. */
#ifndef _LIBC
# include <config.h>
-# include "strptime.h"
#endif
+#include <time.h>
+
#include <assert.h>
#include <ctype.h>
#ifdef _LIBC
#endif
#include <limits.h>
#include <string.h>
-#include <time.h>
#include <stdbool.h>
#ifdef _LIBC
#endif
#ifndef _LIBC
-# include "time_r.h"
enum ptime_locale_status { not, loc, raw };
#endif
#define match_char(ch1, ch2) if (ch1 != ch2) return NULL
#if defined _LIBC && defined __GNUC__ && __GNUC__ >= 2
# define match_string(cs1, s2) \
- ({ size_t len = strlen (cs1); \
- int result = __strncasecmp_l ((cs1), (s2), len, locale) == 0; \
- if (result) (s2) += len; \
+ ({ size_t len = strlen (cs1); \
+ int result = __strncasecmp_l ((cs1), (s2), len, locale) == 0; \
+ if (result) (s2) += len; \
result; })
#else
/* Oh come on. Get a reasonable compiler. */
/* We intentionally do not use isdigit() for testing because this will
lead to problems with the wide character version. */
#define get_number(from, to, n) \
- do { \
- int __n = n; \
- val = 0; \
- while (*rp == ' ') \
- ++rp; \
- if (*rp < '0' || *rp > '9') \
- return NULL; \
- do { \
- val *= 10; \
- val += *rp++ - '0'; \
- } while (--__n > 0 && val * 10 <= to && *rp >= '0' && *rp <= '9'); \
- if (val < from || val > to) \
- return NULL; \
+ do { \
+ int __n = n; \
+ val = 0; \
+ while (*rp == ' ') \
+ ++rp; \
+ if (*rp < '0' || *rp > '9') \
+ return NULL; \
+ do { \
+ val *= 10; \
+ val += *rp++ - '0'; \
+ } while (--__n > 0 && val * 10 <= to && *rp >= '0' && *rp <= '9'); \
+ if (val < from || val > to) \
+ return NULL; \
} while (0)
#ifdef _NL_CURRENT
# define get_alt_number(from, to, n) \
- ({ \
- __label__ do_normal; \
- \
- if (*decided != raw) \
- { \
- val = _nl_parse_alt_digit (&rp HELPER_LOCALE_ARG); \
- if (val == -1 && *decided != loc) \
- { \
- *decided = loc; \
- goto do_normal; \
- } \
- if (val < from || val > to) \
- return NULL; \
- } \
- else \
- { \
- do_normal: \
- get_number (from, to, n); \
- } \
- 0; \
+ ({ \
+ __label__ do_normal; \
+ \
+ if (*decided != raw) \
+ { \
+ val = _nl_parse_alt_digit (&rp HELPER_LOCALE_ARG); \
+ if (val == -1 && *decided != loc) \
+ { \
+ *decided = loc; \
+ goto do_normal; \
+ } \
+ if (val < from || val > to) \
+ return NULL; \
+ } \
+ else \
+ { \
+ do_normal: \
+ get_number (from, to, n); \
+ } \
+ 0; \
})
#else
# define get_alt_number(from, to, n) \
- /* We don't have the alternate representation. */ \
+ /* We don't have the alternate representation. */ \
get_number(from, to, n)
#endif
#define recursive(new_fmt) \
- (*(new_fmt) != '\0' \
- && (rp = __strptime_internal (rp, (new_fmt), tm, \
- decided, era_cnt LOCALE_ARG)) != NULL)
+ (*(new_fmt) != '\0' \
+ && (rp = __strptime_internal (rp, (new_fmt), tm, \
+ decided, era_cnt LOCALE_ARG)) != NULL)
#ifdef _LIBC
function gets as an additional argument the locale which has to be
used. To access the values we have to redefine the _NL_CURRENT
macro. */
-# define strptime __strptime_l
+# define strptime __strptime_l
# undef _NL_CURRENT
# define _NL_CURRENT(category, item) \
(current->values[_NL_ITEM_INDEX (item)].string)
#ifndef __isleap
/* Nonzero if YEAR is a leap year (every 4 years,
except every 100th isn't, and every 400th is). */
-# define __isleap(year) \
+# define __isleap(year) \
((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0))
#endif
day_of_the_week (struct tm *tm)
{
/* We know that January 1st 1970 was a Thursday (= 4). Compute the
- the difference between this data in the one on TM and so determine
+ difference between this data in the one on TM and so determine
the weekday. */
int corr_year = 1900 + tm->tm_year - (tm->tm_mon < 2);
int wday = (-473
- + (365 * (tm->tm_year - 70))
- + (corr_year / 4)
- - ((corr_year / 4) / 25) + ((corr_year / 4) % 25 < 0)
- + (((corr_year / 4) / 25) / 4)
- + __mon_yday[0][tm->tm_mon]
- + tm->tm_mday - 1);
+ + (365 * (tm->tm_year - 70))
+ + (corr_year / 4)
+ - ((corr_year / 4) / 25) + ((corr_year / 4) % 25 < 0)
+ + (((corr_year / 4) / 25) / 4)
+ + __mon_yday[0][tm->tm_mon]
+ + tm->tm_mday - 1);
tm->tm_wday = ((wday % 7) + 7) % 7;
}
day_of_the_year (struct tm *tm)
{
tm->tm_yday = (__mon_yday[__isleap (1900 + tm->tm_year)][tm->tm_mon]
- + (tm->tm_mday - 1));
+ + (tm->tm_mday - 1));
}
struct locale_data *const current = locale->__locales[LC_TIME];
#endif
- const char *rp_backup;
int cnt;
size_t val;
int have_I, is_pm;
int have_mon, have_mday;
int have_uweek, have_wweek;
int week_no;
+#ifdef _NL_CURRENT
size_t num_eras;
- struct era_entry *era;
+ struct era_entry *era = NULL;
+ const char *rp_backup;
+#endif
have_I = is_pm = 0;
century = -1;
want_century = 0;
want_era = 0;
- era = NULL;
week_no = 0;
have_wday = want_xday = have_yday = have_mon = have_mday = have_uweek = 0;
while (*fmt != '\0')
{
/* A white space in the format string matches 0 more or white
- space in the input string. */
+ space in the input string. */
if (ISSPACE (*fmt))
- {
- while (ISSPACE (*rp))
- ++rp;
- ++fmt;
- continue;
- }
-
- /* Any character but `%' must be matched by the same character
- in the iput string. */
+ {
+ while (ISSPACE (*rp))
+ ++rp;
+ ++fmt;
+ continue;
+ }
+
+ /* Any character but '%' must be matched by the same character
+ in the iput string. */
if (*fmt != '%')
- {
- match_char (*fmt++, *rp++);
- continue;
- }
+ {
+ match_char (*fmt++, *rp++);
+ continue;
+ }
++fmt;
#ifndef _NL_CURRENT
- /* We need this for handling the `E' modifier. */
+ /* We need this for handling the 'E' modifier. */
start_over:
-#endif
-
+#else
/* Make back up of current processing pointer. */
rp_backup = rp;
+#endif
switch (*fmt++)
- {
- case '%':
- /* Match the `%' character itself. */
- match_char ('%', *rp++);
- break;
- case 'a':
- case 'A':
- /* Match day of week. */
- for (cnt = 0; cnt < 7; ++cnt)
- {
+ {
+ case '%':
+ /* Match the '%' character itself. */
+ match_char ('%', *rp++);
+ break;
+ case 'a':
+ case 'A':
+ /* Match day of week. */
+ for (cnt = 0; cnt < 7; ++cnt)
+ {
+#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 (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;
- }
- }
+ 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 (*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)
- {
+ if (!recursive (HERE_D_T_FMT))
+ return NULL;
+ want_xday = 1;
+ break;
+ case 'C':
+ /* Match century number. */
#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;
- }
- }
+ match_century:
#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. */
+ 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_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;
- }
+ 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
- if (!recursive (HERE_D_T_FMT))
- return NULL;
- want_xday = 1;
- break;
- case 'C':
- /* Match century number. */
- match_century:
- 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':
+ /* 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 'l':
+ /* Match hour in 12-hour clock. GNU extension. */
+ 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 (!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;
- }
+ 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
- /* 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 'l':
- /* Match hour in 12-hour clock. GNU extension. */
- 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. */
+ 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 (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;
- }
+ 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 (!match_string (HERE_AM_STR, rp))
- {
- if (match_string (HERE_PM_STR, rp))
- is_pm = 1;
- else
- return NULL;
- }
- break;
- case 'r':
+ 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_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;
- }
+ 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
- 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':
+ /* 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':
+ get_number (0, 53, 2);
+ week_no = val;
+ have_uweek = 1;
+ break;
+ case 'W':
+ get_number (0, 53, 2);
+ week_no = val;
+ have_wweek = 1;
+ break;
+ case 'V':
+ 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
- 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;
- }
+ match_year_in_century:
#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':
- get_number (0, 53, 2);
- week_no = val;
- have_uweek = 1;
- break;
- case 'W':
- get_number (0, 53, 2);
- week_no = val;
- have_wweek = 1;
- break;
- case 'V':
- 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':
- match_year_in_century:
- /* 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 'z':
- /* We recognize two formats: if two digits are given, these
- specify hours. If fours digits are used, minutes are
- also specified. */
- {
- val = 0;
- while (*rp == ' ')
- ++rp;
- if (*rp != '+' && *rp != '-')
- return NULL;
- bool neg = *rp++ == '-';
- int n = 0;
- while (n < 4 && *rp >= '0' && *rp <= '9')
- {
- val = val * 10 + *rp++ - '0';
- ++n;
- }
- if (n == 2)
- val *= 100;
- else if (n != 4)
- /* Only two or four digits recognized. */
- return NULL;
- else
- {
- /* We have to convert the minutes into decimal. */
- if (val % 100 >= 60)
- return NULL;
- val = (val / 100) * 100 + ((val % 100) * 50) / 30;
- }
- if (val > 1200)
- return NULL;
+ /* 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 'z':
+ /* We recognize two formats: if two digits are given, these
+ specify hours. If fours digits are used, minutes are
+ also specified. */
+ {
+ bool neg _GL_UNUSED;
+ int n;
+
+ val = 0;
+ while (*rp == ' ')
+ ++rp;
+ if (*rp != '+' && *rp != '-')
+ return NULL;
+ neg = *rp++ == '-';
+ n = 0;
+ while (n < 4 && *rp >= '0' && *rp <= '9')
+ {
+ val = val * 10 + *rp++ - '0';
+ ++n;
+ }
+ if (n == 2)
+ val *= 100;
+ else if (n != 4)
+ /* Only two or four digits recognized. */
+ return NULL;
+ else
+ {
+ /* We have to convert the minutes into decimal. */
+ if (val % 100 >= 60)
+ return NULL;
+ val = (val / 100) * 100 + ((val % 100) * 50) / 30;
+ }
+ if (val > 1200)
+ return NULL;
#if defined _LIBC || HAVE_TM_GMTOFF
- tm->tm_gmtoff = (val * 3600) / 100;
- if (neg)
- tm->tm_gmtoff = -tm->tm_gmtoff;
+ tm->tm_gmtoff = (val * 3600) / 100;
+ if (neg)
+ tm->tm_gmtoff = -tm->tm_gmtoff;
#endif
- }
- break;
- case 'E':
+ }
+ 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 HELPER_LOCALE_ARG);
- if (era != NULL && match_string (era->era_name, rp))
- {
- *decided = loc;
- break;
- }
- else
- return NULL;
- }
-
- 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
- HELPER_LOCALE_ARG);
- if (era != NULL && match_string (era->era_name, rp))
- {
- *decided = loc;
- break;
- }
- }
- if (era_cnt != (int) num_eras)
- break;
-
- era_cnt = -1;
- if (*decided == loc)
- return NULL;
-
- *decided = raw;
- }
- /* The C locale has no era information, so use the
- normal representation. */
- goto match_century;
- case 'y':
- if (*decided != raw)
- {
- get_number(0, 9999, 4);
- tm->tm_year = val;
- want_era = 1;
- want_xday = 1;
- want_century = 1;
-
- if (era_cnt >= 0)
- {
- assert (*decided == loc);
-
- era = _nl_select_era_entry (era_cnt HELPER_LOCALE_ARG);
- bool match = false;
- if (era != NULL)
- {
- int delta = ((tm->tm_year - era->offset)
- * era->absolute_direction);
- match = (delta >= 0
- && delta < (((int64_t) era->stop_date[0]
- - (int64_t) era->start_date[0])
- * era->absolute_direction));
- }
- if (! match)
- return NULL;
-
- break;
- }
-
- num_eras = _NL_CURRENT_WORD (LC_TIME,
- _NL_TIME_ERA_NUM_ENTRIES);
- for (era_cnt = 0; era_cnt < (int) num_eras; ++era_cnt)
- {
- era = _nl_select_era_entry (era_cnt
- HELPER_LOCALE_ARG);
- if (era != NULL)
- {
- int delta = ((tm->tm_year - era->offset)
- * era->absolute_direction);
- if (delta >= 0
- && delta < (((int64_t) era->stop_date[0]
- - (int64_t) era->start_date[0])
- * era->absolute_direction))
- {
- *decided = loc;
- break;
- }
- }
- }
- if (era_cnt != (int) num_eras)
- break;
-
- era_cnt = -1;
- if (*decided == loc)
- return NULL;
-
- *decided = raw;
- }
-
- goto match_year_in_century;
- 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 HELPER_LOCALE_ARG);
- if (era != NULL && 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;
+ 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 HELPER_LOCALE_ARG);
+ if (era != NULL && match_string (era->era_name, rp))
+ {
+ *decided = loc;
+ break;
+ }
+ else
+ return NULL;
+ }
+
+ 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
+ HELPER_LOCALE_ARG);
+ if (era != NULL && match_string (era->era_name, rp))
+ {
+ *decided = loc;
+ break;
+ }
+ }
+ if (era_cnt != (int) num_eras)
+ break;
+
+ era_cnt = -1;
+ if (*decided == loc)
+ return NULL;
+
+ *decided = raw;
+ }
+ /* The C locale has no era information, so use the
+ normal representation. */
+ goto match_century;
+ case 'y':
+ if (*decided != raw)
+ {
+ get_number(0, 9999, 4);
+ tm->tm_year = val;
+ want_era = 1;
+ want_xday = 1;
+ want_century = 1;
+
+ if (era_cnt >= 0)
+ {
+ assert (*decided == loc);
+
+ era = _nl_select_era_entry (era_cnt HELPER_LOCALE_ARG);
+ bool match = false;
+ if (era != NULL)
+ {
+ int delta = ((tm->tm_year - era->offset)
+ * era->absolute_direction);
+ match = (delta >= 0
+ && delta < (((int64_t) era->stop_date[0]
+ - (int64_t) era->start_date[0])
+ * era->absolute_direction));
+ }
+ if (! match)
+ return NULL;
+
+ break;
+ }
+
+ num_eras = _NL_CURRENT_WORD (LC_TIME,
+ _NL_TIME_ERA_NUM_ENTRIES);
+ for (era_cnt = 0; era_cnt < (int) num_eras; ++era_cnt)
+ {
+ era = _nl_select_era_entry (era_cnt
+ HELPER_LOCALE_ARG);
+ if (era != NULL)
+ {
+ int delta = ((tm->tm_year - era->offset)
+ * era->absolute_direction);
+ if (delta >= 0
+ && delta < (((int64_t) era->stop_date[0]
+ - (int64_t) era->start_date[0])
+ * era->absolute_direction))
+ {
+ *decided = loc;
+ break;
+ }
+ }
+ }
+ if (era_cnt != (int) num_eras)
+ break;
+
+ era_cnt = -1;
+ if (*decided == loc)
+ return NULL;
+
+ *decided = raw;
+ }
+
+ goto match_year_in_century;
+ 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 HELPER_LOCALE_ARG);
+ if (era != NULL && 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;
+ /* 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 % 12;
- 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':
- get_alt_number (0, 53, 2);
- week_no = val;
- have_uweek = 1;
- break;
- case 'W':
- get_alt_number (0, 53, 2);
- week_no = val;
- have_wweek = 1;
- break;
- case 'V':
- 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;
- }
+ 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 % 12;
+ 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':
+ get_alt_number (0, 53, 2);
+ week_no = val;
+ have_uweek = 1;
+ break;
+ case 'W':
+ get_alt_number (0, 53, 2);
+ week_no = val;
+ have_wweek = 1;
+ break;
+ case 'V':
+ 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)
if (century != -1)
{
if (want_century)
- tm->tm_year = tm->tm_year % 100 + (century - 19) * 100;
+ 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;
+ /* Only the century, but not the year. Strange, but so be it. */
+ tm->tm_year = (century - 19) * 100;
}
if (era_cnt != -1)
#ifdef _NL_CURRENT
era = _nl_select_era_entry (era_cnt HELPER_LOCALE_ARG);
if (era == NULL)
- return NULL;
+ return NULL;
if (want_era)
- tm->tm_year = (era->start_date[0]
- + ((tm->tm_year - era->offset)
- * era->absolute_direction));
+ 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];
+ /* Era start year assumed. */
+ tm->tm_year = era->start_date[0];
#endif
}
else
if (want_era)
{
- /* No era found but we have seen an E modifier. Rectify some
- values. */
- if (want_century && century == -1 && tm->tm_year < 69)
- tm->tm_year += 100;
+ /* No era found but we have seen an E modifier. Rectify some
+ values. */
+ if (want_century && century == -1 && tm->tm_year < 69)
+ tm->tm_year += 100;
}
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);
- }
+ {
+ /* 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);
}
tm->tm_mon = 0;
day_of_the_week (tm);
if (have_mday)
- tm->tm_mday = save_mday;
+ tm->tm_mday = save_mday;
if (have_mon)
- tm->tm_mon = save_mon;
+ tm->tm_mon = save_mon;
if (!have_yday)
- tm->tm_yday = ((7 - (tm->tm_wday - w_offset)) % 7
- + (week_no - 1) *7
- + save_wday - w_offset);
+ tm->tm_yday = ((7 - (tm->tm_wday - w_offset)) % 7
+ + (week_no - 1) *7
+ + save_wday - w_offset);
if (!have_mday || !have_mon)
- {
- 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);
- }
+ {
+ 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);
+ }
tm->tm_wday = save_wday;
}