diff options
Diffstat (limited to 'libc/tzcode')
| -rw-r--r-- | libc/tzcode/localtime.c | 127 |
1 files changed, 40 insertions, 87 deletions
diff --git a/libc/tzcode/localtime.c b/libc/tzcode/localtime.c index 447907e..6ed36c8 100644 --- a/libc/tzcode/localtime.c +++ b/libc/tzcode/localtime.c @@ -212,9 +212,9 @@ static const char * getoffset P((const char * strp, long * offsetp)); static const char * getrule P((const char * strp, struct rule * rulep)); static void gmtload P((struct state * sp)); static struct tm * gmtsub P((const time_t * timep, long offset, - struct tm * tmp, const struct state * sp)); // android-changed: added sp. + struct tm * tmp)); static struct tm * localsub P((const time_t * timep, long offset, - struct tm * tmp, const struct state * sp)); // android-changed: added sp. + struct tm * tmp)); static int increment_overflow P((int * number, int delta)); static int leaps_thru_end_of P((int y)); static int long_increment_overflow P((long * number, int delta)); @@ -225,16 +225,16 @@ static int normalize_overflow P((int * tensptr, int * unitsptr, static void settzname P((void)); static time_t time1 P((struct tm * tmp, struct tm * (*funcp) P((const time_t *, - long, struct tm *, const struct state *)), // android-changed: added state*. - long offset, const struct state * sp)); // android-changed: added sp. + long, struct tm *)), + long offset)); static time_t time2 P((struct tm *tmp, struct tm * (*funcp) P((const time_t *, - long, struct tm*, const struct state *)), // android-changed: added state*. - long offset, int * okayp, const struct state * sp)); // android-changed: added sp. + long, struct tm*)), + long offset, int * okayp)); static time_t time2sub P((struct tm *tmp, struct tm * (*funcp) P((const time_t *, - long, struct tm*, const struct state *)), // android-changed: added state*. - long offset, int * okayp, int do_norm_secs, const struct state * sp)); // android-change: added sp. + long, struct tm*)), + long offset, int * okayp, int do_norm_secs)); static struct tm * timesub P((const time_t * timep, long offset, const struct state * sp, struct tm * tmp)); static int tmcomp P((const struct tm * atmp, @@ -1290,25 +1290,21 @@ tzset P((void)) /*ARGSUSED*/ static struct tm * -localsub(timep, offset, tmp, sp) // android-changed: added sp. +localsub(timep, offset, tmp) const time_t * const timep; const long offset; struct tm * const tmp; -const struct state * sp; // android-added: added sp. { + register struct state * sp; register const struct ttinfo * ttisp; register int i; register struct tm * result; const time_t t = *timep; - // BEGIN android-changed: support user-supplied sp. - if (sp == NULL) { - sp = lclptr; - } - // END android-changed + sp = lclptr; #ifdef ALL_STATE if (sp == NULL) - return gmtsub(timep, offset, tmp, sp); // android-changed: added sp. + return gmtsub(timep, offset, tmp); #endif /* defined ALL_STATE */ if ((sp->goback && t < sp->ats[0]) || (sp->goahead && t > sp->ats[sp->timecnt - 1])) { @@ -1335,7 +1331,7 @@ const struct state * sp; // android-added: added sp. if (newt < sp->ats[0] || newt > sp->ats[sp->timecnt - 1]) return NULL; /* "cannot happen" */ - result = localsub(&newt, offset, tmp, sp); // android-changed: added sp. + result = localsub(&newt, offset, tmp); if (result == tmp) { register time_t newy; @@ -1405,7 +1401,7 @@ struct tm * tmp; _tzLock(); tzset_locked(); - result = localsub(timep, 0L, tmp, NULL); // android-changed: extra parameter. + result = localsub(timep, 0L, tmp); _tzUnlock(); return result; @@ -1416,16 +1412,13 @@ struct tm * tmp; */ static struct tm * -gmtsub(timep, offset, tmp, sp) // android-changed: added sp. +gmtsub(timep, offset, tmp) const time_t * const timep; const long offset; struct tm * const tmp; -const struct state * sp; // android-changed: added sp. { register struct tm * result; - (void) sp; // android-added: unused. - if (!gmt_is_set) { gmt_is_set = TRUE; #ifdef ALL_STATE @@ -1476,7 +1469,7 @@ struct tm * tmp; struct tm* result; _tzLock(); - result = gmtsub(timep, 0L, tmp, NULL); // android-changed: extra parameter. + result = gmtsub(timep, 0L, tmp); _tzUnlock(); return result; @@ -1489,7 +1482,7 @@ offtime(timep, offset) const time_t * const timep; const long offset; { - return gmtsub(timep, offset, &tmGlobal, NULL); // android-changed: extra parameter. + return gmtsub(timep, offset, &tmGlobal); } #endif /* 0 */ #endif /* defined STD_INSPIRED */ @@ -1762,14 +1755,14 @@ register const struct tm * const btmp; } static time_t -time2sub(tmp, funcp, offset, okayp, do_norm_secs, sp) // android-changed: added sp +time2sub(tmp, funcp, offset, okayp, do_norm_secs) struct tm * const tmp; -struct tm * (* const funcp) P((const time_t*, long, struct tm*, const struct state*)); // android-changed: added state* +struct tm * (* const funcp) P((const time_t*, long, struct tm*)); const long offset; int * const okayp; const int do_norm_secs; -const struct state * sp; // android-changed: added sp { + register const struct state * sp; register int dir; register int i, j; register int saved_seconds; @@ -1871,7 +1864,7 @@ const struct state * sp; // android-changed: added sp t = lo; else if (t > hi) t = hi; - if ((*funcp)(&t, offset, &mytm, sp) == NULL) { // android-changed: added sp. + if ((*funcp)(&t, offset, &mytm) == NULL) { /* ** Assume that t is too extreme to be represented in ** a struct tm; arrange things so that it is less @@ -1909,13 +1902,9 @@ const struct state * sp; // android-changed: added sp /* ** The (void *) casts are the benefit of SunOS 3.3 on Sun 2's. */ - // BEGIN android-changed: support user-supplied sp - if (sp == NULL) { - sp = (const struct state *) - (((void *) funcp == (void *) localsub) ? - lclptr : gmtptr); - } - // END android-changed + sp = (const struct state *) + (((void *) funcp == (void *) localsub) ? + lclptr : gmtptr); #ifdef ALL_STATE if (sp == NULL) return WRONG; @@ -1928,7 +1917,7 @@ const struct state * sp; // android-changed: added sp continue; newt = t + sp->ttis[j].tt_gmtoff - sp->ttis[i].tt_gmtoff; - if ((*funcp)(&newt, offset, &mytm, sp) == NULL) // android-changed: added sp. + if ((*funcp)(&newt, offset, &mytm) == NULL) continue; if (tmcomp(&mytm, &yourtm) != 0) continue; @@ -1948,19 +1937,17 @@ label: if ((newt < t) != (saved_seconds < 0)) return WRONG; t = newt; - if ((*funcp)(&t, offset, tmp, sp)) // android-changed: added sp. + if ((*funcp)(&t, offset, tmp)) *okayp = TRUE; return t; } -// BEGIN android-changed: added sp. static time_t -time2(tmp, funcp, offset, okayp, sp) +time2(tmp, funcp, offset, okayp) struct tm * const tmp; -struct tm * (* const funcp) P((const time_t*, long, struct tm*, const struct state*)); +struct tm * (* const funcp) P((const time_t*, long, struct tm*)); const long offset; int * const okayp; -const struct state * sp; { time_t t; @@ -1969,19 +1956,18 @@ const struct state * sp; ** (in case tm_sec contains a value associated with a leap second). ** If that fails, try with normalization of seconds. */ - t = time2sub(tmp, funcp, offset, okayp, FALSE, sp); - return *okayp ? t : time2sub(tmp, funcp, offset, okayp, TRUE, sp); + t = time2sub(tmp, funcp, offset, okayp, FALSE); + return *okayp ? t : time2sub(tmp, funcp, offset, okayp, TRUE); } -// END android-changed static time_t -time1(tmp, funcp, offset, sp) // android-changed: added sp. +time1(tmp, funcp, offset) struct tm * const tmp; -struct tm * (* const funcp) P((const time_t *, long, struct tm *, const struct state *)); +struct tm * (* const funcp) P((const time_t *, long, struct tm *)); const long offset; -const struct state * sp; // android-changed: added sp. { register time_t t; + register const struct state * sp; register int samei, otheri; register int sameind, otherind; register int i; @@ -1992,7 +1978,7 @@ const struct state * sp; // android-changed: added sp. if (tmp->tm_isdst > 1) tmp->tm_isdst = 1; - t = time2(tmp, funcp, offset, &okay, sp); // android-changed: added sp. + t = time2(tmp, funcp, offset, &okay); #ifdef PCTS /* ** PCTS code courtesy Grant Sullivan. @@ -2015,12 +2001,8 @@ const struct state * sp; // android-changed: added sp. /* ** The (void *) casts are the benefit of SunOS 3.3 on Sun 2's. */ - // BEGIN android-changed: support user-supplied sp. - if (sp == NULL) { - sp = (const struct state *) (((void *) funcp == (void *) localsub) ? - lclptr : gmtptr); - } - // BEGIN android-changed + sp = (const struct state *) (((void *) funcp == (void *) localsub) ? + lclptr : gmtptr); #ifdef ALL_STATE if (sp == NULL) return WRONG; @@ -2044,7 +2026,7 @@ const struct state * sp; // android-changed: added sp. tmp->tm_sec += sp->ttis[otheri].tt_gmtoff - sp->ttis[samei].tt_gmtoff; tmp->tm_isdst = !tmp->tm_isdst; - t = time2(tmp, funcp, offset, &okay, sp); // android-changed: added sp. + t = time2(tmp, funcp, offset, &okay); if (okay) return t; tmp->tm_sec -= sp->ttis[otheri].tt_gmtoff - @@ -2062,40 +2044,11 @@ struct tm * const tmp; time_t result; _tzLock(); tzset_locked(); - result = time1(tmp, localsub, 0L, NULL); // android-changed: extra parameter. + result = time1(tmp, localsub, 0L); _tzUnlock(); return result; } -// BEGIN android-added -time_t -mktime_tz(tmp, tz) -struct tm * const tmp; -char const * tz; -{ - struct state st; - if (tzload(tz, &st, TRUE) != 0) { - // TODO: not sure what's best here, but for now, we fall back to gmt. - gmtload(&st); - } - return time1(tmp, localsub, 0L, &st); -} - -void -localtime_tz(timep, tmp, tz) -const time_t * const timep; -struct tm * tmp; -const char* tz; -{ - struct state st; - if (tzload(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); -} -// END android-added - #ifdef STD_INSPIRED time_t @@ -2114,7 +2067,7 @@ struct tm * const tmp; tmp->tm_isdst = 0; _tzLock(); - result = time1(tmp, gmtsub, 0L, NULL); // android-changed: extra parameter. + result = time1(tmp, gmtsub, 0L); _tzUnlock(); return result; @@ -2130,7 +2083,7 @@ const long offset; tmp->tm_isdst = 0; _tzLock(); - result = time1(tmp, gmtsub, offset, NULL); // android-changed: extra parameter. + result = time1(tmp, gmtsub, offset); _tzUnlock(); return result; |