From d2d70c3bb579f8a8e0b7431eff164e85ca7bc4ab Mon Sep 17 00:00:00 2001 From: Lionel Landwerlin Date: Mon, 29 Jul 2019 12:54:04 +0300 Subject: [PATCH] util: add a timespec helper Copied from Weston, upon Daniel's suggestion Signed-off-by: Lionel Landwerlin Suggested-by: Daniel Stone Reviewed-by: Daniel Stone --- src/util/Makefile.sources | 1 + src/util/meson.build | 2 + src/util/tests/timespec/meson.build | 31 ++ src/util/tests/timespec/timespec_test.cpp | 309 ++++++++++++++++++++ src/util/timespec.h | 330 ++++++++++++++++++++++ 5 files changed, 673 insertions(+) create mode 100644 src/util/tests/timespec/meson.build create mode 100644 src/util/tests/timespec/timespec_test.cpp create mode 100644 src/util/timespec.h diff --git a/src/util/Makefile.sources b/src/util/Makefile.sources index ad8c56d3d1b..cbbf5126875 100644 --- a/src/util/Makefile.sources +++ b/src/util/Makefile.sources @@ -60,6 +60,7 @@ MESA_UTIL_FILES := \ strtod.c \ strtod.h \ texcompress_rgtc_tmp.h \ + timespec.h \ u_atomic.c \ u_atomic.h \ u_dynarray.h \ diff --git a/src/util/meson.build b/src/util/meson.build index 67b6981d8b5..8aa7af921e1 100644 --- a/src/util/meson.build +++ b/src/util/meson.build @@ -82,6 +82,7 @@ files_mesa_util = files( 'strtod.c', 'strtod.h', 'texcompress_rgtc_tmp.h', + 'timespec.h', 'u_atomic.c', 'u_atomic.h', 'u_dynarray.h', @@ -218,6 +219,7 @@ if with_tests subdir('tests/fast_urem_by_const') subdir('tests/hash_table') subdir('tests/string_buffer') + subdir('tests/timespec') subdir('tests/vma') subdir('tests/set') endif diff --git a/src/util/tests/timespec/meson.build b/src/util/tests/timespec/meson.build new file mode 100644 index 00000000000..aa801bee188 --- /dev/null +++ b/src/util/tests/timespec/meson.build @@ -0,0 +1,31 @@ +# Copyright © 2019 Intel Corporation + +# 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. + +test( + 'timespec', + executable( + 'timespec_test', + 'timespec_test.cpp', + dependencies : [dep_thread, dep_dl, idep_gtest], + include_directories : inc_common, + link_with : [libmesa_util], + ), + suite : ['util'], +) diff --git a/src/util/tests/timespec/timespec_test.cpp b/src/util/tests/timespec/timespec_test.cpp new file mode 100644 index 00000000000..51a57c507f2 --- /dev/null +++ b/src/util/tests/timespec/timespec_test.cpp @@ -0,0 +1,309 @@ +/* + * Copyright © 2016 Collabora, Ltd. + * + * 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 (including the + * next paragraph) 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 + +#include "util/timespec.h" + +TEST(timespec_test, timespec_add) +{ + struct timespec a, b, r; + + a.tv_sec = 1; + a.tv_nsec = NSEC_PER_SEC - 1; + b.tv_sec = 1; + b.tv_nsec = 2; + timespec_add(&r, &a, &b); + EXPECT_EQ(r.tv_sec, 3); + EXPECT_EQ(r.tv_nsec, 1); +} + +TEST(timespec_test, timespec_sub) +{ + struct timespec a, b, r; + + a.tv_sec = 1; + a.tv_nsec = 1; + b.tv_sec = 0; + b.tv_nsec = 2; + timespec_sub(&r, &a, &b); + EXPECT_EQ(r.tv_sec, 0); + EXPECT_EQ(r.tv_nsec, NSEC_PER_SEC - 1); +} + +TEST(timespec_test, timespec_to_nsec) +{ + struct timespec a; + + a.tv_sec = 4; + a.tv_nsec = 4; + EXPECT_EQ(timespec_to_nsec(&a), (NSEC_PER_SEC * 4ULL) + 4); +} + +TEST(timespec_test, timespec_to_usec) +{ + struct timespec a; + + a.tv_sec = 4; + a.tv_nsec = 4000; + EXPECT_EQ(timespec_to_usec(&a), (4000000ULL) + 4); +} + +TEST(timespec_test, timespec_to_msec) +{ + struct timespec a; + + a.tv_sec = 4; + a.tv_nsec = 4000000; + EXPECT_EQ(timespec_to_msec(&a), (4000ULL) + 4); +} + +TEST(timespec_test, timespec_to_proto) +{ + struct timespec a; + uint32_t tv_sec_hi; + uint32_t tv_sec_lo; + uint32_t tv_nsec; + + a.tv_sec = 0; + a.tv_nsec = 0; + timespec_to_proto(&a, &tv_sec_hi, &tv_sec_lo, &tv_nsec); + EXPECT_EQ(0, tv_sec_hi); + EXPECT_EQ(0, tv_sec_lo); + EXPECT_EQ(0, tv_nsec); + + a.tv_sec = 1234; + a.tv_nsec = NSEC_PER_SEC - 1; + timespec_to_proto(&a, &tv_sec_hi, &tv_sec_lo, &tv_nsec); + EXPECT_EQ(0, tv_sec_hi); + EXPECT_EQ(1234, tv_sec_lo); + EXPECT_EQ(NSEC_PER_SEC - 1, tv_nsec); + + a.tv_sec = (time_t)0x7000123470005678LL; + a.tv_nsec = 1; + timespec_to_proto(&a, &tv_sec_hi, &tv_sec_lo, &tv_nsec); + EXPECT_EQ((uint64_t)a.tv_sec >> 32, tv_sec_hi); + EXPECT_EQ(0x70005678, tv_sec_lo); + EXPECT_EQ(1, tv_nsec); +} + +TEST(timespec_test, millihz_to_nsec) +{ + EXPECT_EQ(millihz_to_nsec(60000), 16666666); +} + +TEST(timespec_test, timespec_add_nsec) +{ + struct timespec a, r; + + a.tv_sec = 0; + a.tv_nsec = NSEC_PER_SEC - 1; + timespec_add_nsec(&r, &a, 1); + EXPECT_EQ(1, r.tv_sec); + EXPECT_EQ(0, r.tv_nsec); + + timespec_add_nsec(&r, &a, 2); + EXPECT_EQ(1, r.tv_sec); + EXPECT_EQ(1, r.tv_nsec); + + timespec_add_nsec(&r, &a, (NSEC_PER_SEC * 2ULL)); + EXPECT_EQ(2, r.tv_sec); + EXPECT_EQ(NSEC_PER_SEC - 1, r.tv_nsec); + + timespec_add_nsec(&r, &a, (NSEC_PER_SEC * 2ULL) + 2); + EXPECT_EQ(r.tv_sec, 3); + EXPECT_EQ(r.tv_nsec, 1); + + a.tv_sec = 1; + a.tv_nsec = 1; + timespec_add_nsec(&r, &a, -2); + EXPECT_EQ(r.tv_sec, 0); + EXPECT_EQ(r.tv_nsec, NSEC_PER_SEC - 1); + + a.tv_nsec = 0; + timespec_add_nsec(&r, &a, -NSEC_PER_SEC); + EXPECT_EQ(0, r.tv_sec); + EXPECT_EQ(0, r.tv_nsec); + + a.tv_nsec = 0; + timespec_add_nsec(&r, &a, -NSEC_PER_SEC + 1); + EXPECT_EQ(0, r.tv_sec); + EXPECT_EQ(1, r.tv_nsec); + + a.tv_nsec = 50; + timespec_add_nsec(&r, &a, (-NSEC_PER_SEC * 10ULL)); + EXPECT_EQ(-9, r.tv_sec); + EXPECT_EQ(50, r.tv_nsec); + + r.tv_sec = 4; + r.tv_nsec = 0; + timespec_add_nsec(&r, &r, NSEC_PER_SEC + 10ULL); + EXPECT_EQ(5, r.tv_sec); + EXPECT_EQ(10, r.tv_nsec); + + timespec_add_nsec(&r, &r, (NSEC_PER_SEC * 3ULL) - 9ULL); + EXPECT_EQ(8, r.tv_sec); + EXPECT_EQ(1, r.tv_nsec); + + timespec_add_nsec(&r, &r, (NSEC_PER_SEC * 7ULL) + (NSEC_PER_SEC - 1ULL)); + EXPECT_EQ(16, r.tv_sec); + EXPECT_EQ(0, r.tv_nsec); +} + +TEST(timespec_test, timespec_add_msec) +{ + struct timespec a, r; + + a.tv_sec = 1000; + a.tv_nsec = 1; + timespec_add_msec(&r, &a, 2002); + EXPECT_EQ(1002, r.tv_sec); + EXPECT_EQ(2000001, r.tv_nsec); +} + +TEST(timespec_test, timespec_sub_to_nsec) +{ + struct timespec a, b; + + a.tv_sec = 1000; + a.tv_nsec = 1; + b.tv_sec = 1; + b.tv_nsec = 2; + EXPECT_EQ((999LL * NSEC_PER_SEC) - 1, timespec_sub_to_nsec(&a, &b)); +} + +TEST(timespec_test, timespec_sub_to_msec) +{ + struct timespec a, b; + + a.tv_sec = 1000; + a.tv_nsec = 2000000L; + b.tv_sec = 2; + b.tv_nsec = 1000000L; + EXPECT_EQ((998 * 1000) + 1, timespec_sub_to_msec(&a, &b)); +} + +TEST(timespec_test, timespec_from_nsec) +{ + struct timespec a; + + timespec_from_nsec(&a, 0); + EXPECT_EQ(0, a.tv_sec); + EXPECT_EQ(0, a.tv_nsec); + + timespec_from_nsec(&a, NSEC_PER_SEC - 1); + EXPECT_EQ(0, a.tv_sec); + EXPECT_EQ(NSEC_PER_SEC - 1, a.tv_nsec); + + timespec_from_nsec(&a, NSEC_PER_SEC); + EXPECT_EQ(1, a.tv_sec); + EXPECT_EQ(0, a.tv_nsec); + + timespec_from_nsec(&a, (5LL * NSEC_PER_SEC) + 1); + EXPECT_EQ(5, a.tv_sec); + EXPECT_EQ(1, a.tv_nsec); +} + +TEST(timespec_test, timespec_from_usec) +{ + struct timespec a; + + timespec_from_usec(&a, 0); + EXPECT_EQ(0, a.tv_sec); + EXPECT_EQ(0, a.tv_nsec); + + timespec_from_usec(&a, 999999); + EXPECT_EQ(0, a.tv_sec); + EXPECT_EQ(999999 * 1000, a.tv_nsec); + + timespec_from_usec(&a, 1000000); + EXPECT_EQ(1, a.tv_sec); + EXPECT_EQ(0, a.tv_nsec); + + timespec_from_usec(&a, 5000001); + EXPECT_EQ(5, a.tv_sec); + EXPECT_EQ(1000, a.tv_nsec); +} + +TEST(timespec_test, timespec_from_msec) +{ + struct timespec a; + + timespec_from_msec(&a, 0); + EXPECT_EQ(0, a.tv_sec); + EXPECT_EQ(0, a.tv_nsec); + + timespec_from_msec(&a, 999); + EXPECT_EQ(0, a.tv_sec); + EXPECT_EQ(999 * 1000000, a.tv_nsec); + + timespec_from_msec(&a, 1000); + EXPECT_EQ(1, a.tv_sec); + EXPECT_EQ(0, a.tv_nsec); + + timespec_from_msec(&a, 5001); + EXPECT_EQ(5, a.tv_sec); + EXPECT_EQ(1000000, a.tv_nsec); +} + +TEST(timespec_test, timespec_from_proto) +{ + struct timespec a; + + timespec_from_proto(&a, 0, 0, 0); + EXPECT_EQ(0, a.tv_sec); + EXPECT_EQ(0, a.tv_nsec); + + timespec_from_proto(&a, 0, 1234, 9999); + EXPECT_EQ(1234, a.tv_sec); + EXPECT_EQ(9999, a.tv_nsec); + + timespec_from_proto(&a, 0x1234, 0x5678, 1); + EXPECT_EQ((time_t)0x0000123400005678LL, a.tv_sec); + EXPECT_EQ(1, a.tv_nsec); +} + +TEST(timespec_test, timespec_is_zero) +{ + struct timespec zero = { 0 }; + struct timespec non_zero_sec = { .tv_sec = 1, .tv_nsec = 0 }; + struct timespec non_zero_nsec = { .tv_sec = 0, .tv_nsec = 1 }; + + EXPECT_TRUE(timespec_is_zero(&zero)); + EXPECT_FALSE(timespec_is_zero(&non_zero_nsec)); + EXPECT_FALSE(timespec_is_zero(&non_zero_sec)); +} + +TEST(timespec_test, timespec_eq) +{ + struct timespec a = { .tv_sec = 2, .tv_nsec = 1 }; + struct timespec b = { .tv_sec = -1, .tv_nsec = 2 }; + + EXPECT_TRUE(timespec_eq(&a, &a)); + EXPECT_TRUE(timespec_eq(&b, &b)); + + EXPECT_FALSE(timespec_eq(&a, &b)); + EXPECT_FALSE(timespec_eq(&b, &a)); +} diff --git a/src/util/timespec.h b/src/util/timespec.h new file mode 100644 index 00000000000..ab112e4e621 --- /dev/null +++ b/src/util/timespec.h @@ -0,0 +1,330 @@ +/* + * Copyright © 2014 - 2015 Collabora, Ltd. + * + * 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 (including the + * next paragraph) 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. + */ + +/** + * \file timespec.h + * + * Helpers to deal with timespec structures. + */ + +#ifndef TIMESPEC_H +#define TIMESPEC_H + +#include +#include +#include +#include + +#define NSEC_PER_SEC 1000000000 + +/** + * Add timespecs + * + * \param r[out] result: a + b + * \param a[in] operand + * \param b[in] operand + */ +static inline void +timespec_add(struct timespec *r, + const struct timespec *a, const struct timespec *b) +{ + r->tv_sec = a->tv_sec + b->tv_sec; + r->tv_nsec = a->tv_nsec + b->tv_nsec; + if (r->tv_nsec > NSEC_PER_SEC) { + r->tv_sec++; + r->tv_nsec -= NSEC_PER_SEC; + } +} + +/** + * Subtract timespecs + * + * \param r[out] result: a - b + * \param a[in] operand + * \param b[in] operand + */ +static inline void +timespec_sub(struct timespec *r, + const struct timespec *a, const struct timespec *b) +{ + r->tv_sec = a->tv_sec - b->tv_sec; + r->tv_nsec = a->tv_nsec - b->tv_nsec; + if (r->tv_nsec < 0) { + r->tv_sec--; + r->tv_nsec += NSEC_PER_SEC; + } +} + +/** + * Add a nanosecond value to a timespec + * + * \param r[out] result: a + b + * \param a[in] base operand as timespec + * \param b[in] operand in nanoseconds + */ +static inline void +timespec_add_nsec(struct timespec *r, const struct timespec *a, int64_t b) +{ + r->tv_sec = a->tv_sec + (b / NSEC_PER_SEC); + r->tv_nsec = a->tv_nsec + (b % NSEC_PER_SEC); + + if (r->tv_nsec >= NSEC_PER_SEC) { + r->tv_sec++; + r->tv_nsec -= NSEC_PER_SEC; + } else if (r->tv_nsec < 0) { + r->tv_sec--; + r->tv_nsec += NSEC_PER_SEC; + } +} + +/** + * Add a millisecond value to a timespec + * + * \param r[out] result: a + b + * \param a[in] base operand as timespec + * \param b[in] operand in milliseconds + */ +static inline void +timespec_add_msec(struct timespec *r, const struct timespec *a, int64_t b) +{ + timespec_add_nsec(r, a, b * 1000000); +} + +/** + * Convert timespec to nanoseconds + * + * \param a timespec + * \return nanoseconds + */ +static inline int64_t +timespec_to_nsec(const struct timespec *a) +{ + return (int64_t)a->tv_sec * NSEC_PER_SEC + a->tv_nsec; +} + +/** + * Subtract timespecs and return result in nanoseconds + * + * \param a[in] operand + * \param b[in] operand + * \return to_nanoseconds(a - b) + */ +static inline int64_t +timespec_sub_to_nsec(const struct timespec *a, const struct timespec *b) +{ + struct timespec r; + timespec_sub(&r, a, b); + return timespec_to_nsec(&r); +} + +/** + * Convert timespec to milliseconds + * + * \param a timespec + * \return milliseconds + * + * Rounding to integer milliseconds happens always down (floor()). + */ +static inline int64_t +timespec_to_msec(const struct timespec *a) +{ + return (int64_t)a->tv_sec * 1000 + a->tv_nsec / 1000000; +} + +/** + * Subtract timespecs and return result in milliseconds + * + * \param a[in] operand + * \param b[in] operand + * \return to_milliseconds(a - b) + */ +static inline int64_t +timespec_sub_to_msec(const struct timespec *a, const struct timespec *b) +{ + return timespec_sub_to_nsec(a, b) / 1000000; +} + +/** + * Convert timespec to microseconds + * + * \param a timespec + * \return microseconds + * + * Rounding to integer microseconds happens always down (floor()). + */ +static inline int64_t +timespec_to_usec(const struct timespec *a) +{ + return (int64_t)a->tv_sec * 1000000 + a->tv_nsec / 1000; +} + +/** + * Convert timespec to protocol data + * + * \param a timespec + * \param tv_sec_hi[out] the high bytes of the seconds part + * \param tv_sec_lo[out] the low bytes of the seconds part + * \param tv_nsec[out] the nanoseconds part + * + * The input timespec must be normalized (the nanoseconds part should + * be less than 1 second) and non-negative. + */ +static inline void +timespec_to_proto(const struct timespec *a, uint32_t *tv_sec_hi, + uint32_t *tv_sec_lo, uint32_t *tv_nsec) +{ + assert(a->tv_sec >= 0); + assert(a->tv_nsec >= 0 && a->tv_nsec < NSEC_PER_SEC); + + uint64_t sec64 = a->tv_sec; + + *tv_sec_hi = sec64 >> 32; + *tv_sec_lo = sec64 & 0xffffffff; + *tv_nsec = a->tv_nsec; +} + +/** + * Convert nanoseconds to timespec + * + * \param a timespec + * \param b nanoseconds + */ +static inline void +timespec_from_nsec(struct timespec *a, int64_t b) +{ + a->tv_sec = b / NSEC_PER_SEC; + a->tv_nsec = b % NSEC_PER_SEC; +} + +/** + * Convert microseconds to timespec + * + * \param a timespec + * \param b microseconds + */ +static inline void +timespec_from_usec(struct timespec *a, int64_t b) +{ + timespec_from_nsec(a, b * 1000); +} + +/** + * Convert milliseconds to timespec + * + * \param a timespec + * \param b milliseconds + */ +static inline void +timespec_from_msec(struct timespec *a, int64_t b) +{ + timespec_from_nsec(a, b * 1000000); +} + +/** + * Convert protocol data to timespec + * + * \param a[out] timespec + * \param tv_sec_hi the high bytes of seconds part + * \param tv_sec_lo the low bytes of seconds part + * \param tv_nsec the nanoseconds part + */ +static inline void +timespec_from_proto(struct timespec *a, uint32_t tv_sec_hi, + uint32_t tv_sec_lo, uint32_t tv_nsec) +{ + a->tv_sec = ((uint64_t)tv_sec_hi << 32) + tv_sec_lo; + a->tv_nsec = tv_nsec; +} + +/** + * Check if a timespec is zero + * + * \param a timespec + * \return whether the timespec is zero + */ +static inline bool +timespec_is_zero(const struct timespec *a) +{ + return a->tv_sec == 0 && a->tv_nsec == 0; +} + +/** + * Check if two timespecs are equal + * + * \param a[in] timespec to check + * \param b[in] timespec to check + * \return whether timespecs a and b are equal + */ +static inline bool +timespec_eq(const struct timespec *a, const struct timespec *b) +{ + return a->tv_sec == b->tv_sec && + a->tv_nsec == b->tv_nsec; +} + +/** + * Convert milli-Hertz to nanoseconds + * + * \param mhz frequency in mHz, not zero + * \return period in nanoseconds + */ +static inline int64_t +millihz_to_nsec(uint32_t mhz) +{ + assert(mhz > 0); + return 1000000000000LL / mhz; +} + +/** + * Checks whether a timespec value is after another + * + * \param a[in] timespec to compare + * \param b[in] timespec to compare + * \return whether a is after b + */ +static inline bool +timespec_after(const struct timespec *a, const struct timespec *b) +{ + return (a->tv_sec == b->tv_sec) ? + (a->tv_nsec > b->tv_nsec) : + (a->tv_sec > b->tv_sec); +} + +/** + * Checks whether a timespec value is after the current time + * + * \param clock_domain[in] clock in which to do the comparison + * \param deadline[in] timespec to compare + * \return whether deadline is after the current time + */ +static inline bool +timespec_passed(clockid_t clock_domain, const struct timespec *deadline) +{ + struct timespec current_time; + clock_gettime(clock_domain, ¤t_time); + return timespec_after(¤t_time, deadline); +} + +#endif /* TIMESPEC_H */ -- 2.30.2