diff options
author | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2007-10-18 16:47:43 +0000 |
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committer | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2007-10-18 16:47:43 +0000 |
commit | 1014a34ffefed553055fbabd75bd1d3c6822763c (patch) | |
tree | 1490309748b0981835af5d565669d792364d647c /libc/time | |
parent | addc040a0abc7ec65344706c75bc07f7998942bb (diff) |
Merge changes between r3809 and r3831 from /fsf/trunk.
git-svn-id: svn://svn.eglibc.org/trunk@3852 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/time')
-rw-r--r-- | libc/time/strftime_l.c | 70 | ||||
-rw-r--r-- | libc/time/tzfile.c | 13 |
2 files changed, 47 insertions, 36 deletions
diff --git a/libc/time/strftime_l.c b/libc/time/strftime_l.c index 8e3c197e0..31e934e0b 100644 --- a/libc/time/strftime_l.c +++ b/libc/time/strftime_l.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2004, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -84,6 +84,7 @@ extern char *tzname[]; # include <stddef.h> # include <stdlib.h> # include <string.h> +# include <stdbool.h> #else # ifndef HAVE_MEMCPY # define memcpy(d, s, n) bcopy ((s), (d), (n)) @@ -453,27 +454,9 @@ static CHAR_T const month_name[][10] = # 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 (char *, size_t, const char *, - const struct tm * ut_argument_spec_iso) __THROW; - size_t - my_strftime (s, maxsize, format, tp ut_argument) - CHAR_T *s; - size_t maxsize; - const CHAR_T *format; - const struct tm *tp; - ut_argument_spec - { - struct tm tmcopy; - tmcopy = *tp; - return _strftime_copytm (s, maxsize, format, &tmcopy ut_argument); - } -# undef my_strftime -# define my_strftime _strftime_copytm -#endif - +static size_t __strftime_internal (CHAR_T *, size_t, const CHAR_T *, + const struct tm *, bool ut_argument_spec_iso + LOCALE_PARAM_PROTO) __THROW; /* Write information from TP into S according to the format string FORMAT, writing no more that MAXSIZE characters @@ -481,12 +464,38 @@ static CHAR_T const month_name[][10] = characters written. If S is NULL, nothing will be written anywhere, so to determine how many characters would be written, use NULL for S and (size_t) UINT_MAX for MAXSIZE. */ + size_t my_strftime (s, maxsize, format, tp ut_argument LOCALE_PARAM) + CHAR_T *s; + size_t maxsize; + const CHAR_T *format; + const struct tm *tp; + ut_argument_spec + LOCALE_PARAM_DECL +{ +#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. */ + struct tm tmcopy; + tmcopy = *tp; + tp = &tmcopy; +#endif + return __strftime_internal (s, maxsize, format, tp, false + ut_argument LOCALE_ARG); +} +#ifdef _LIBC +libc_hidden_def (my_strftime) +#endif + +static size_t +__strftime_internal (s, maxsize, format, tp, tzset_called ut_argument + LOCALE_PARAM) CHAR_T *s; size_t maxsize; const CHAR_T *format; const struct tm *tp; + bool tzset_called; ut_argument_spec LOCALE_PARAM_DECL { @@ -559,7 +568,9 @@ my_strftime (s, maxsize, format, tp ut_argument LOCALE_PARAM) /* POSIX.1 requires that local time zone information is used as though strftime called tzset. */ # if HAVE_TZSET - tzset (); + if (!tzset_called) + tzset (); + tzset_called = true; # endif } #endif @@ -834,10 +845,12 @@ my_strftime (s, maxsize, format, tp ut_argument LOCALE_PARAM) subformat: { CHAR_T *old_start = p; - size_t len = my_strftime (NULL, (size_t) -1, subfmt, - tp ut_argument LOCALE_ARG); - add (len, my_strftime (p, maxsize - i, subfmt, - tp ut_argument LOCALE_ARG)); + size_t len = __strftime_internal (NULL, (size_t) -1, subfmt, + tp, tzset_called ut_argument + LOCALE_ARG); + add (len, __strftime_internal (p, maxsize - i, subfmt, + tp, tzset_called ut_argument + LOCALE_ARG)); if (to_uppcase) while (old_start < p) @@ -1409,9 +1422,6 @@ my_strftime (s, maxsize, format, tp ut_argument LOCALE_PARAM) *p = L_('\0'); return i; } -#ifdef _LIBC -libc_hidden_def (my_strftime) -#endif #ifdef emacs diff --git a/libc/time/tzfile.c b/libc/time/tzfile.c index 44d661477..6a8bf89f9 100644 --- a/libc/time/tzfile.c +++ b/libc/time/tzfile.c @@ -243,7 +243,7 @@ __tzfile_read (const char *file, size_t extra, char **extrap) & ~(__alignof__ (struct leap) - 1)); leaps_idx = total_size; total_size += num_leaps * sizeof (struct leap); - tzspec_len = (trans_width == 8 + tzspec_len = (sizeof (time_t) == 8 && trans_width == 8 ? st.st_size - (ftello (f) + num_transitions * (8 + 1) + num_types * 6 @@ -263,14 +263,14 @@ __tzfile_read (const char *file, size_t extra, char **extrap) types = (struct ttinfo *) ((char *) transitions + types_idx); zone_names = (char *) types + num_types * sizeof (struct ttinfo); leaps = (struct leap *) ((char *) transitions + leaps_idx); - if (trans_width == 8) - tzspec = (char *) leaps + num_leaps * sizeof (struct leap); + if (sizeof (time_t) == 8 && trans_width == 8) + tzspec = (char *) leaps + num_leaps * sizeof (struct leap) + extra; else tzspec = NULL; if (extra > 0) *extrap = (char *) &leaps[num_leaps]; - if (sizeof (time_t) == 4 || trans_width == 8) + if (sizeof (time_t) == 4 || __builtin_expect (trans_width == 8, 1)) { if (__builtin_expect (fread_unlocked (transitions, trans_width + 1, num_transitions, f) @@ -596,7 +596,7 @@ __tzfile_compute (time_t timer, int use_localtime, if (tzspec == NULL) { use_last: - i = num_transitions - 1; + i = num_transitions; goto found; } @@ -666,7 +666,8 @@ __tzfile_compute (time_t timer, int use_localtime, i = hi; found: - /* assert (timer >= transitions[i - 1] && timer < transitions[i]); */ + /* assert (timer >= transitions[i - 1] + && (i == num_transitions || timer < transitions[i])); */ __tzname[types[type_idxs[i - 1]].isdst] = __tzstring (&zone_names[types[type_idxs[i - 1]].idx]); size_t j = i; |