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| author | Lucas de Castro Borges <lucas@gnuabordo.com.br> | 2025-02-14 14:26:38 -0300 |
|---|---|---|
| committer | Lucas de Castro Borges <lucas@gnuabordo.com.br> | 2025-02-14 14:26:38 -0300 |
| commit | 294bc6ecabf14c09c9bc8644704921dcf97cb44e (patch) | |
| tree | 279b1e0bab53901a1647ac63c1c724f0f789a663 /src/third_party/timelib-2021.06/interval.c | |
| parent | 70be7c27a251621187a1de533462ae2bb1e3bd39 (diff) | |
| parent | 1e917fd798aa25b7066d4b414b51184f13d5a092 (diff) | |
Update upstream source from tag 'upstream/6.0.10'debian/6.0.10-1
Update to upstream version '6.0.10'
with Debian dir 2d176fa254eee97b139f712fec5709641335a8c3
Diffstat (limited to 'src/third_party/timelib-2021.06/interval.c')
| -rw-r--r-- | src/third_party/timelib-2021.06/interval.c | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/src/third_party/timelib-2021.06/interval.c b/src/third_party/timelib-2021.06/interval.c deleted file mode 100644 index 0a6163d0c1d..00000000000 --- a/src/third_party/timelib-2021.06/interval.c +++ /dev/null @@ -1,282 +0,0 @@ -/* - * The MIT License (MIT) - * - * Copyright (c) 2015-2019 Derick Rethans - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "timelib.h" -#include "timelib_private.h" -#include <math.h> - -timelib_rel_time *timelib_diff(timelib_time *one, timelib_time *two) -{ - timelib_rel_time *rt; - timelib_time *swp; - timelib_sll dst_corr = 0, dst_h_corr = 0, dst_m_corr = 0; - timelib_time_offset *trans = NULL; - - - rt = timelib_rel_time_ctor(); - rt->invert = 0; - if ( - (one->sse > two->sse) || - (one->sse == two->sse && one->us > two->us) - ) { - swp = two; - two = one; - one = swp; - rt->invert = 1; - } - - /* Calculate correction for UTC offset changes between first and second SSE */ - dst_corr = two->z - one->z; - dst_h_corr = dst_corr / 3600; - dst_m_corr = (dst_corr % 3600) / 60; - - rt->y = two->y - one->y; - rt->m = two->m - one->m; - rt->d = two->d - one->d; - rt->h = two->h - one->h; - rt->i = two->i - one->i; - rt->s = two->s - one->s; - rt->us = two->us - one->us; - - rt->days = fabs(floor((one->sse - two->sse - (dst_h_corr * 3600) - (dst_m_corr * 60)) / 86400)); - - /* Fall Back: Cater for transition period, where rt->invert is 0, but there are negative numbers */ - if (one->dst == 1 && two->dst == 0) { - /* First for two "Type 3" times */ - if (one->zone_type == 3 && two->zone_type == 3) { - trans = timelib_get_time_zone_info(two->sse, two->tz_info); - if (trans) { - if (one->sse >= trans->transition_time + dst_corr && one->sse < trans->transition_time) { - timelib_sll flipped = SECS_PER_HOUR + (rt->i * 60) + (rt->s); - rt->h = flipped / SECS_PER_HOUR; - rt->i = (flipped - rt->h * SECS_PER_HOUR) / 60; - rt->s = flipped % 60; - } - timelib_time_offset_dtor(trans); - trans = NULL; - } - } else if (rt->h == 0 && (rt->i < 0 || rt->s < 0)) { - /* Then for all the others */ - timelib_sll flipped = SECS_PER_HOUR + (rt->i * 60) + (rt->s); - rt->h = flipped / SECS_PER_HOUR; - rt->i = (flipped - rt->h * SECS_PER_HOUR) / 60; - rt->s = flipped % 60; - dst_corr += SECS_PER_HOUR; - dst_h_corr++; - } - } - - timelib_do_rel_normalize(rt->invert ? one : two, rt); - - /* Do corrections for "Type 3" times */ - if (one->zone_type == 3 && two->zone_type == 3) { - if (one->dst == 1 && two->dst == 0) { /* Fall Back */ - if (two->tz_info) { - trans = timelib_get_time_zone_info(two->sse, two->tz_info); - - if ( - trans && - two->sse >= trans->transition_time && - ((two->sse - one->sse + dst_corr) % SECS_PER_DAY) > (two->sse - trans->transition_time) - ) { - rt->h -= dst_h_corr; - rt->i -= dst_m_corr; - } - } - } else if (one->dst == 0 && two->dst == 1) { /* Spring Forward */ - if (two->tz_info) { - trans = timelib_get_time_zone_info(two->sse, two->tz_info); - - if ( - trans && - !((one->sse + SECS_PER_DAY > trans->transition_time) && (one->sse + SECS_PER_DAY <= (trans->transition_time + dst_corr))) && - two->sse >= trans->transition_time && - ((two->sse - one->sse + dst_corr) % SECS_PER_DAY) > (two->sse - trans->transition_time) - ) { - rt->h -= dst_h_corr; - rt->i -= dst_m_corr; - } - } - } else if (two->sse - one->sse >= SECS_PER_DAY) { - /* Check whether we're in the period to the next transition time */ - trans = timelib_get_time_zone_info(two->sse - two->z, two->tz_info); - dst_corr = one->z - trans->offset; - - if (two->sse >= trans->transition_time - dst_corr && two->sse < trans->transition_time) { - rt->d--; - rt->h = 24; - } - } - } else { - /* Then for all the others */ - rt->h -= dst_h_corr + (two->dst - one->dst); - rt->i -= dst_m_corr; - - timelib_do_rel_normalize(rt->invert ? one : two, rt); - } - - if (trans) { - timelib_time_offset_dtor(trans); - } - - return rt; -} - -timelib_time *timelib_add(timelib_time *old_time, timelib_rel_time *interval) -{ - int bias = 1; - timelib_time *t = timelib_time_clone(old_time); - - if (interval->have_weekday_relative || interval->have_special_relative) { - memcpy(&t->relative, interval, sizeof(timelib_rel_time)); - } else { - if (interval->invert) { - bias = -1; - } - memset(&t->relative, 0, sizeof(timelib_rel_time)); - t->relative.y = interval->y * bias; - t->relative.m = interval->m * bias; - t->relative.d = interval->d * bias; - t->relative.h = interval->h * bias; - t->relative.i = interval->i * bias; - t->relative.s = interval->s * bias; - t->relative.us = interval->us * bias; - } - t->have_relative = 1; - t->sse_uptodate = 0; - - timelib_update_ts(t, NULL); - - timelib_update_from_sse(t); - t->have_relative = 0; - - return t; -} - -timelib_time *timelib_sub(timelib_time *old_time, timelib_rel_time *interval) -{ - int bias = 1; - timelib_time *t = timelib_time_clone(old_time); - - if (interval->invert) { - bias = -1; - } - - memset(&t->relative, 0, sizeof(timelib_rel_time)); - t->relative.y = 0 - (interval->y * bias); - t->relative.m = 0 - (interval->m * bias); - t->relative.d = 0 - (interval->d * bias); - t->relative.h = 0 - (interval->h * bias); - t->relative.i = 0 - (interval->i * bias); - t->relative.s = 0 - (interval->s * bias); - t->relative.us = 0 - (interval->us * bias); - t->have_relative = 1; - t->sse_uptodate = 0; - - timelib_update_ts(t, NULL); - - timelib_update_from_sse(t); - - t->have_relative = 0; - - return t; -} - -timelib_time *timelib_add_wall(timelib_time *old_time, timelib_rel_time *interval) -{ - int bias = 1; - timelib_time *t = timelib_time_clone(old_time); - - t->have_relative = 1; - t->sse_uptodate = 0; - - if (interval->have_weekday_relative || interval->have_special_relative) { - memcpy(&t->relative, interval, sizeof(timelib_rel_time)); - - timelib_update_ts(t, NULL); - } else { - if (interval->invert) { - bias = -1; - } - memset(&t->relative, 0, sizeof(timelib_rel_time)); - t->relative.y = interval->y * bias; - t->relative.m = interval->m * bias; - t->relative.d = interval->d * bias; - - if (t->relative.y || t->relative.m || t->relative.d) { - timelib_update_ts(t, NULL); - } - - t->sse += bias * timelib_hms_to_seconds(interval->h, interval->i, interval->s); - t->us += interval->us * bias; - timelib_do_normalize(t); - } - - timelib_update_from_sse(t); - if (t->zone_type == TIMELIB_ZONETYPE_ID) { - timelib_set_timezone(t, t->tz_info); - } - t->have_relative = 0; - - return t; -} - -timelib_time *timelib_sub_wall(timelib_time *old_time, timelib_rel_time *interval) -{ - int bias = 1; - timelib_time *t = timelib_time_clone(old_time); - - t->have_relative = 1; - t->sse_uptodate = 0; - - if (interval->have_weekday_relative || interval->have_special_relative) { - memcpy(&t->relative, interval, sizeof(timelib_rel_time)); - - timelib_update_ts(t, NULL); - } else { - if (interval->invert) { - bias = -1; - } - memset(&t->relative, 0, sizeof(timelib_rel_time)); - t->relative.y = 0 - (interval->y * bias); - t->relative.m = 0 - (interval->m * bias); - t->relative.d = 0 - (interval->d * bias); - - if (t->relative.y || t->relative.m || t->relative.d) { - timelib_update_ts(t, NULL); - } - - t->sse -= bias * timelib_hms_to_seconds(interval->h, interval->i, interval->s); - t->us -= interval->us * bias; - timelib_do_normalize(t); - } - - timelib_update_from_sse(t); - if (t->zone_type == TIMELIB_ZONETYPE_ID) { - timelib_set_timezone(t, t->tz_info); - } - t->have_relative = 0; - - return t; -} |
