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Merge "Remove localtime_tz and strftime_tz."

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Elliott Hughes 2014-07-25 23:19:40 +00:00 committed by Gerrit Code Review
commit 1a918d9be8
2 changed files with 41 additions and 124 deletions
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16
libc/tzcode/localtime.c
View file

@ -2310,20 +2310,4 @@ __attribute__((visibility("default"))) time_t mktime_tz(struct tm* const tmp, co
return return_value;
}
// Non-standard API: localtime(3) but with an explicit timezone parameter.
#if !defined(__LP64__)
__attribute__((visibility("default"))) void localtime_tz(const time_t* const timep, struct tm* tmp, const char* tz) {
struct state* st = malloc(sizeof(*st));
if (st == NULL)
return;
if (__bionic_tzload_cached(tz, st, TRUE) != 0) {
// TODO: not sure what's best here, but for now, we fall back to gmt.
gmtload(st);
}
localsub(timep, 0L, tmp, st);
free(st);
}
#endif
// END android-added

149
libc/tzcode/strftime.c
View file

@ -30,25 +30,6 @@
#if __ANDROID__
/*
* This has an extra standalone_month array field compared to upstream.
* We only need to keep that if we leave the strftime_tz symbol exposed.
* Even then, this structure was never in an NDK header file.
*/
struct lc_time_T {
const char * mon[12];
const char * month[12];
const char * standalone_month[12];
const char * wday[7];
const char * weekday[7];
const char * X_fmt;
const char * x_fmt;
const char * c_fmt;
const char * am;
const char * pm;
const char * date_fmt;
};
/* LP32 had a 32-bit time_t, so we need to work around that here. */
#if defined(__LP64__)
#define time64_t time_t
@ -59,9 +40,8 @@ struct lc_time_T {
#include <ctype.h>
size_t strftime_tz(char*, size_t, const char*, const struct tm*, const struct lc_time_T*);
#endif
#else // not __ANDROID__
struct lc_time_T {
const char * mon[MONSPERYEAR];
const char * month[MONSPERYEAR];
@ -74,9 +54,8 @@ struct lc_time_T {
const char * pm;
const char * date_fmt;
};
#endif
#if LOCALE_HOME
#ifdef LOCALE_HOME
#include "sys/stat.h"
static struct lc_time_T localebuf;
static struct lc_time_T * _loc(void);
@ -93,9 +72,6 @@ static const struct lc_time_T C_time_locale = {
}, {
"January", "February", "March", "April", "May", "June",
"July", "August", "September", "October", "November", "December"
}, {
"January", "February", "March", "April", "May", "June",
"July", "August", "September", "October", "November", "December"
}, {
"Sun", "Mon", "Tue", "Wed",
"Thu", "Fri", "Sat"
@ -138,7 +114,7 @@ static const struct lc_time_T C_time_locale = {
static char * _add(const char *, char *, const char *, int);
static char * _conv(int, const char *, char *, const char *);
static char * _fmt(const char *, const struct tm *, char *, const char *,
int *, const struct lc_time_T*);
int *);
static char * _yconv(int, int, int, int, char *, const char *, int);
static char * getformat(int, char *, char *, char *, char *);
@ -156,28 +132,18 @@ extern char * tzname[];
#define FORCE_LOWER_CASE 0x100
size_t
strftime(s, maxsize, format, t)
char * const s;
const size_t maxsize;
const char * const format;
const struct tm * const t;
{
return strftime_tz(s, maxsize, format, t, Locale);
}
__LIBC64_HIDDEN__ size_t strftime_tz(s, maxsize, format, t, locale)
char * const s;
const size_t maxsize;
const char * const format;
const struct tm * const t;
const struct lc_time_T *locale;
strftime(char * const s, const size_t maxsize, const char *const format,
const struct tm *const t)
{
char * p;
int warn;
tzset();
#ifdef LOCALE_HOME
localebuf.mon[0] = 0;
#endif /* defined LOCALE_HOME */
warn = IN_NONE;
p = _fmt(((format == NULL) ? "%c" : format), t, s, s + maxsize, &warn, locale);
p = _fmt(((format == NULL) ? "%c" : format), t, s, s + maxsize, &warn);
#ifndef NO_RUN_TIME_WARNINGS_ABOUT_YEAR_2000_PROBLEMS_THANK_YOU
if (warn != IN_NONE && getenv(YEAR_2000_NAME) != NULL) {
(void) fprintf(stderr, "\n");
@ -217,13 +183,8 @@ static char *getformat(int modifier, char *normal, char *underscore,
}
static char *
_fmt(format, t, pt, ptlim, warnp, locale)
const char * format;
const struct tm * const t;
char * pt;
const char * const ptlim;
int * warnp;
const struct lc_time_T* locale;
_fmt(const char *format, const struct tm *const t, char * pt,
const char *const ptlim, int *warnp)
{
for ( ; *format; ++format) {
if (*format == '%') {
@ -236,33 +197,26 @@ label:
case 'A':
pt = _add((t->tm_wday < 0 ||
t->tm_wday >= DAYSPERWEEK) ?
"?" : locale->weekday[t->tm_wday],
"?" : Locale->weekday[t->tm_wday],
pt, ptlim, modifier);
continue;
case 'a':
pt = _add((t->tm_wday < 0 ||
t->tm_wday >= DAYSPERWEEK) ?
"?" : locale->wday[t->tm_wday],
"?" : Locale->wday[t->tm_wday],
pt, ptlim, modifier);
continue;
case 'B':
if (modifier == '-') {
pt = _add((t->tm_mon < 0 ||
pt = _add((t->tm_mon < 0 ||
t->tm_mon >= MONSPERYEAR) ?
"?" : locale->standalone_month[t->tm_mon],
"?" : Locale->month[t->tm_mon],
pt, ptlim, modifier);
} else {
pt = _add((t->tm_mon < 0 ||
t->tm_mon >= MONSPERYEAR) ?
"?" : locale->month[t->tm_mon],
pt, ptlim, modifier);
}
continue;
case 'b':
case 'h':
pt = _add((t->tm_mon < 0 ||
t->tm_mon >= MONSPERYEAR) ?
"?" : locale->mon[t->tm_mon],
"?" : Locale->mon[t->tm_mon],
pt, ptlim, modifier);
continue;
case 'C':
@ -280,7 +234,7 @@ label:
{
int warn2 = IN_SOME;
pt = _fmt(locale->c_fmt, t, pt, ptlim, warnp, locale);
pt = _fmt(Locale->c_fmt, t, pt, ptlim, &warn2);
if (warn2 == IN_ALL)
warn2 = IN_THIS;
if (warn2 > *warnp)
@ -288,7 +242,7 @@ label:
}
continue;
case 'D':
pt = _fmt("%m/%d/%y", t, pt, ptlim, warnp, locale);
pt = _fmt("%m/%d/%y", t, pt, ptlim, warnp);
continue;
case 'd':
pt = _conv(t->tm_mday,
@ -322,7 +276,7 @@ label:
pt, ptlim);
continue;
case 'F':
pt = _fmt("%Y-%m-%d", t, pt, ptlim, warnp, locale);
pt = _fmt("%Y-%m-%d", t, pt, ptlim, warnp);
continue;
case 'H':
pt = _conv(t->tm_hour,
@ -363,7 +317,7 @@ label:
/*
** After all this time, still unclaimed!
*/
pt = _add("kitchen sink", pt, ptlim, modifier);
pt = _add("kitchen sink", pt, ptlim);
continue;
#endif /* defined KITCHEN_SINK */
case 'l':
@ -399,21 +353,21 @@ label:
continue;
case 'p':
pt = _add((t->tm_hour >= (HOURSPERDAY / 2)) ?
locale->pm :
locale->am,
Locale->pm :
Locale->am,
pt, ptlim, modifier);
continue;
case 'P':
pt = _add((t->tm_hour >= (HOURSPERDAY / 2)) ?
locale->pm :
locale->am,
Locale->pm :
Locale->am,
pt, ptlim, FORCE_LOWER_CASE);
continue;
case 'R':
pt = _fmt("%H:%M", t, pt, ptlim, warnp, locale);
pt = _fmt("%H:%M", t, pt, ptlim, warnp);
continue;
case 'r':
pt = _fmt("%I:%M:%S %p", t, pt, ptlim, warnp, locale);
pt = _fmt("%I:%M:%S %p", t, pt, ptlim, warnp);
continue;
case 'S':
pt = _conv(t->tm_sec,
@ -439,7 +393,7 @@ label:
}
continue;
case 'T':
pt = _fmt("%H:%M:%S", t, pt, ptlim, warnp, locale);
pt = _fmt("%H:%M:%S", t, pt, ptlim, warnp);
continue;
case 't':
pt = _add("\t", pt, ptlim, modifier);
@ -470,7 +424,7 @@ label:
** (01-53)."
** (ado, 1993-05-24)
**
** From "http://www.ft.uni-erlangen.de/~mskuhn/iso-time.html" by Markus Kuhn:
** From <http://www.ft.uni-erlangen.de/~mskuhn/iso-time.html> by Markus Kuhn:
** "Week 01 of a year is per definition the first week which has the
** Thursday in this year, which is equivalent to the week which contains
** the fourth day of January. In other words, the first week of a new year
@ -540,11 +494,7 @@ label:
#endif /* defined XPG4_1994_04_09 */
if (*format == 'V')
pt = _conv(w,
getformat(modifier,
"%02d",
"%2d",
"%d",
"%02d"),
getformat(modifier, "%02d", "%2d", "%d", "%02d"),
pt, ptlim);
else if (*format == 'g') {
*warnp = IN_ALL;
@ -560,7 +510,7 @@ label:
** "date as dd-bbb-YYYY"
** (ado, 1993-05-24)
*/
pt = _fmt("%e-%b-%Y", t, pt, ptlim, warnp, locale);
pt = _fmt("%e-%b-%Y", t, pt, ptlim, warnp);
continue;
case 'W':
pt = _conv((t->tm_yday + DAYSPERWEEK -
@ -575,13 +525,13 @@ label:
pt = _conv(t->tm_wday, "%d", pt, ptlim);
continue;
case 'X':
pt = _fmt(locale->X_fmt, t, pt, ptlim, warnp, locale);
pt = _fmt(Locale->X_fmt, t, pt, ptlim, warnp);
continue;
case 'x':
{
int warn2 = IN_SOME;
pt = _fmt(locale->x_fmt, t, pt, ptlim, &warn2, locale);
pt = _fmt(Locale->x_fmt, t, pt, ptlim, &warn2);
if (warn2 == IN_ALL)
warn2 = IN_THIS;
if (warn2 > *warnp)
@ -670,8 +620,8 @@ label:
}
continue;
case '+':
pt = _fmt(locale->date_fmt, t, pt, ptlim,
warnp, locale);
pt = _fmt(Locale->date_fmt, t, pt, ptlim,
warnp);
continue;
case '%':
/*
@ -691,11 +641,8 @@ label:
}
static char *
_conv(n, format, pt, ptlim)
const int n;
const char * const format;
char * const pt;
const char * const ptlim;
_conv(const int n, const char *const format, char *const pt,
const char *const ptlim)
{
char buf[INT_STRLEN_MAXIMUM(int) + 1];
@ -704,11 +651,7 @@ const char * const ptlim;
}
static char *
_add(str, pt, ptlim, modifier)
const char * str;
char * pt;
const char * const ptlim;
int modifier;
_add(const char *str, char *pt, const char *const ptlim, int modifier)
{
int c;
@ -756,14 +699,8 @@ int modifier;
*/
static char *
_yconv(a, b, convert_top, convert_yy, pt, ptlim, modifier)
const int a;
const int b;
const int convert_top;
const int convert_yy;
char * pt;
const char * const ptlim;
int modifier;
_yconv(const int a, const int b, const int convert_top, const int convert_yy,
char *pt, const char *const ptlim, int modifier)
{
register int lead;
register int trail;
@ -782,13 +719,9 @@ int modifier;
if (convert_top) {
if (lead == 0 && trail < 0)
pt = _add("-0", pt, ptlim, modifier);
else pt = _conv(lead, getformat(modifier, "%02d",
"%2d", "%d", "%02d"),
pt, ptlim);
else pt = _conv(lead, getformat(modifier, "%02d", "%2d", "%d", "%02d"), pt, ptlim);
}
if (convert_yy)
pt = _conv(((trail < 0) ? -trail : trail),
getformat(modifier, "%02d", "%2d", "%d", "%02d"),
pt, ptlim);
pt = _conv(((trail < 0) ? -trail : trail), getformat(modifier, "%02d", "%2d", "%d", "%02d"), pt, ptlim);
return pt;
}