diff options
Diffstat (limited to 'src/libudev')
-rw-r--r-- | src/libudev/Makefile.am | 2 | ||||
-rw-r--r-- | src/libudev/libudev-private.h | 1 | ||||
-rw-r--r-- | src/libudev/log.c | 1 | ||||
-rw-r--r-- | src/libudev/path-util.h | 4 | ||||
-rw-r--r-- | src/libudev/time-util.c | 157 | ||||
-rw-r--r-- | src/libudev/time-util.h | 56 | ||||
-rw-r--r-- | src/libudev/util.c | 132 | ||||
-rw-r--r-- | src/libudev/util.h | 39 |
8 files changed, 219 insertions, 173 deletions
diff --git a/src/libudev/Makefile.am b/src/libudev/Makefile.am index 8ad49484ef..3a0de58865 100644 --- a/src/libudev/Makefile.am +++ b/src/libudev/Makefile.am @@ -47,6 +47,7 @@ libudev_la_SOURCES =\ strbuf.c \ strv.c \ strxcpyx.c \ + time-util.c \ util.c \ utf8.c @@ -73,6 +74,7 @@ noinst_HEADERS = \ strbuf.h \ strv.h \ strxcpyx.h \ + time-util.h \ util.h \ utf8.h diff --git a/src/libudev/libudev-private.h b/src/libudev/libudev-private.h index af0f125c73..511ec5e22b 100644 --- a/src/libudev/libudev-private.h +++ b/src/libudev/libudev-private.h @@ -27,6 +27,7 @@ #include "libudev.h" #include "macro.h" +#include "time-util.h" #include "util.h" #include "mkdir.h" #include "strxcpyx.h" diff --git a/src/libudev/log.c b/src/libudev/log.c index 73bba69853..a4e1bcef70 100644 --- a/src/libudev/log.c +++ b/src/libudev/log.c @@ -30,6 +30,7 @@ #include <string.h> #include "log.h" +#include "time-util.h" #include "util.h" #include "missing.h" #include "macro.h" diff --git a/src/libudev/path-util.h b/src/libudev/path-util.h index eea7589d00..8e55131093 100644 --- a/src/libudev/path-util.h +++ b/src/libudev/path-util.h @@ -18,10 +18,8 @@ ***/ #include <stdbool.h> -#include <inttypes.h> -typedef uint64_t usec_t; -typedef uint64_t nsec_t; +#include "time-util.h" char* path_get_file_name(const char *p) _pure_; int path_get_parent(const char *path, char **parent); diff --git a/src/libudev/time-util.c b/src/libudev/time-util.c new file mode 100644 index 0000000000..f6c24e3f9b --- /dev/null +++ b/src/libudev/time-util.c @@ -0,0 +1,157 @@ +/*** + This file is part of eudev, forked from systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#include <stdlib.h> +#include <stdio.h> +#include <stdbool.h> +#include <time.h> + +#include "time-util.h" +#include "macro.h" + +usec_t now(clockid_t clock_id) { + struct timespec ts; + + assert_se(clock_gettime(clock_id, &ts) == 0); + + return timespec_load(&ts); +} + +usec_t timespec_load(const struct timespec *ts) { + assert(ts); + + if (ts->tv_sec == (time_t) -1 && + ts->tv_nsec == (long) -1) + return (usec_t) -1; + + if ((usec_t) ts->tv_sec > (UINT64_MAX - (ts->tv_nsec / NSEC_PER_USEC)) / USEC_PER_SEC) + return (usec_t) -1; + + return + (usec_t) ts->tv_sec * USEC_PER_SEC + + (usec_t) ts->tv_nsec / NSEC_PER_USEC; +} + +char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy) { + static const struct { + const char *suffix; + usec_t usec; + } table[] = { + { "y", USEC_PER_YEAR }, + { "month", USEC_PER_MONTH }, + { "w", USEC_PER_WEEK }, + { "d", USEC_PER_DAY }, + { "h", USEC_PER_HOUR }, + { "min", USEC_PER_MINUTE }, + { "s", USEC_PER_SEC }, + { "ms", USEC_PER_MSEC }, + { "us", 1 }, + }; + + unsigned i; + char *p = buf; + bool something = false; + + assert(buf); + assert(l > 0); + + if (t == (usec_t) -1) + return NULL; + + if (t <= 0) { + snprintf(p, l, "0"); + p[l-1] = 0; + return p; + } + + /* The result of this function can be parsed with parse_sec */ + + for (i = 0; i < ELEMENTSOF(table); i++) { + int k; + size_t n; + bool done = false; + usec_t a, b; + + if (t <= 0) + break; + + if (t < accuracy && something) + break; + + if (t < table[i].usec) + continue; + + if (l <= 1) + break; + + a = t / table[i].usec; + b = t % table[i].usec; + + /* Let's see if we should shows this in dot notation */ + if (t < USEC_PER_MINUTE && b > 0) { + usec_t cc; + int j; + + j = 0; + for (cc = table[i].usec; cc > 1; cc /= 10) + j++; + + for (cc = accuracy; cc > 1; cc /= 10) { + b /= 10; + j--; + } + + if (j > 0) { + k = snprintf(p, l, + "%s%llu.%0*llu%s", + p > buf ? " " : "", + (unsigned long long) a, + j, + (unsigned long long) b, + table[i].suffix); + + t = 0; + done = true; + } + } + + /* No? Then let's show it normally */ + if (!done) { + k = snprintf(p, l, + "%s%llu%s", + p > buf ? " " : "", + (unsigned long long) a, + table[i].suffix); + + t = b; + } + + n = MIN((size_t) k, l); + + l -= n; + p += n; + + something = true; + } + + *p = 0; + + return buf; +} + diff --git a/src/libudev/time-util.h b/src/libudev/time-util.h new file mode 100644 index 0000000000..0f7f6964ee --- /dev/null +++ b/src/libudev/time-util.h @@ -0,0 +1,56 @@ +/*** + This file is part of eudev, forked from systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see <http://www.gnu.org/licenses/>. +***/ + +#pragma once + +#include <inttypes.h> + +typedef uint64_t usec_t; +typedef uint64_t nsec_t; + +typedef struct dual_timestamp { + usec_t realtime; + usec_t monotonic; +} dual_timestamp; + +#define MSEC_PER_SEC 1000ULL +#define USEC_PER_SEC 1000000ULL +#define USEC_PER_MSEC 1000ULL +#define NSEC_PER_SEC 1000000000ULL +#define NSEC_PER_MSEC 1000000ULL +#define NSEC_PER_USEC 1000ULL + +#define USEC_PER_MINUTE (60ULL*USEC_PER_SEC) +#define NSEC_PER_MINUTE (60ULL*NSEC_PER_SEC) +#define USEC_PER_HOUR (60ULL*USEC_PER_MINUTE) +#define NSEC_PER_HOUR (60ULL*NSEC_PER_MINUTE) +#define USEC_PER_DAY (24ULL*USEC_PER_HOUR) +#define NSEC_PER_DAY (24ULL*NSEC_PER_HOUR) +#define USEC_PER_WEEK (7ULL*USEC_PER_DAY) +#define NSEC_PER_WEEK (7ULL*NSEC_PER_DAY) +#define USEC_PER_MONTH (2629800ULL*USEC_PER_SEC) +#define NSEC_PER_MONTH (2629800ULL*NSEC_PER_SEC) +#define USEC_PER_YEAR (31557600ULL*USEC_PER_SEC) +#define NSEC_PER_YEAR (31557600ULL*NSEC_PER_SEC) + +#define FORMAT_TIMESPAN_MAX 64 + +usec_t now(clockid_t clock); +usec_t timespec_load(const struct timespec *ts); +char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy); diff --git a/src/libudev/util.c b/src/libudev/util.c index a0d7cac697..4796505a5c 100644 --- a/src/libudev/util.c +++ b/src/libudev/util.c @@ -102,136 +102,6 @@ bool streq_ptr(const char *a, const char *b) { return false; } -usec_t now(clockid_t clock_id) { - struct timespec ts; - - assert_se(clock_gettime(clock_id, &ts) == 0); - - return timespec_load(&ts); -} - -usec_t timespec_load(const struct timespec *ts) { - assert(ts); - - if (ts->tv_sec == (time_t) -1 && - ts->tv_nsec == (long) -1) - return (usec_t) -1; - - if ((usec_t) ts->tv_sec > (UINT64_MAX - (ts->tv_nsec / NSEC_PER_USEC)) / USEC_PER_SEC) - return (usec_t) -1; - - return - (usec_t) ts->tv_sec * USEC_PER_SEC + - (usec_t) ts->tv_nsec / NSEC_PER_USEC; -} - -char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy) { - static const struct { - const char *suffix; - usec_t usec; - } table[] = { - { "y", USEC_PER_YEAR }, - { "month", USEC_PER_MONTH }, - { "w", USEC_PER_WEEK }, - { "d", USEC_PER_DAY }, - { "h", USEC_PER_HOUR }, - { "min", USEC_PER_MINUTE }, - { "s", USEC_PER_SEC }, - { "ms", USEC_PER_MSEC }, - { "us", 1 }, - }; - - unsigned i; - char *p = buf; - bool something = false; - - assert(buf); - assert(l > 0); - - if (t == (usec_t) -1) - return NULL; - - if (t <= 0) { - snprintf(p, l, "0"); - p[l-1] = 0; - return p; - } - - /* The result of this function can be parsed with parse_sec */ - - for (i = 0; i < ELEMENTSOF(table); i++) { - int k; - size_t n; - bool done = false; - usec_t a, b; - - if (t <= 0) - break; - - if (t < accuracy && something) - break; - - if (t < table[i].usec) - continue; - - if (l <= 1) - break; - - a = t / table[i].usec; - b = t % table[i].usec; - - /* Let's see if we should shows this in dot notation */ - if (t < USEC_PER_MINUTE && b > 0) { - usec_t cc; - int j; - - j = 0; - for (cc = table[i].usec; cc > 1; cc /= 10) - j++; - - for (cc = accuracy; cc > 1; cc /= 10) { - b /= 10; - j--; - } - - if (j > 0) { - k = snprintf(p, l, - "%s%llu.%0*llu%s", - p > buf ? " " : "", - (unsigned long long) a, - j, - (unsigned long long) b, - table[i].suffix); - - t = 0; - done = true; - } - } - - /* No? Then let's show it normally */ - if (!done) { - k = snprintf(p, l, - "%s%llu%s", - p > buf ? " " : "", - (unsigned long long) a, - table[i].suffix); - - t = b; - } - - n = MIN((size_t) k, l); - - l -= n; - p += n; - - something = true; - } - - *p = 0; - - return buf; -} - char* endswith(const char *s, const char *postfix) { size_t sl, pl; @@ -826,7 +696,7 @@ int execute_command(const char *command, char *const argv[]) } else log_debug("%s exited successfully.", command); - return si.si_status; + return si.si_status; } } diff --git a/src/libudev/util.h b/src/libudev/util.h index 33e9efbfab..6510237e1e 100644 --- a/src/libudev/util.h +++ b/src/libudev/util.h @@ -33,47 +33,12 @@ #include "macro.h" -/* Note: the time definitions are from upstream's - * src/shared/time-util.h which I have put here - * for now. We may need to beak these out later. - * <blueness@gentoo.org> - */ -typedef uint64_t usec_t; -typedef uint64_t nsec_t; - -typedef struct dual_timestamp { - usec_t realtime; - usec_t monotonic; -} dual_timestamp; - union dirent_storage { struct dirent de; uint8_t storage[offsetof(struct dirent, d_name) + ((NAME_MAX + 1 + sizeof(long)) & ~(sizeof(long) - 1))]; }; -#define MSEC_PER_SEC 1000ULL -#define USEC_PER_SEC 1000000ULL -#define USEC_PER_MSEC 1000ULL -#define NSEC_PER_SEC 1000000000ULL -#define NSEC_PER_MSEC 1000000ULL -#define NSEC_PER_USEC 1000ULL - -#define USEC_PER_MINUTE (60ULL*USEC_PER_SEC) -#define NSEC_PER_MINUTE (60ULL*NSEC_PER_SEC) -#define USEC_PER_HOUR (60ULL*USEC_PER_MINUTE) -#define NSEC_PER_HOUR (60ULL*NSEC_PER_MINUTE) -#define USEC_PER_DAY (24ULL*USEC_PER_HOUR) -#define NSEC_PER_DAY (24ULL*NSEC_PER_HOUR) -#define USEC_PER_WEEK (7ULL*USEC_PER_DAY) -#define NSEC_PER_WEEK (7ULL*NSEC_PER_DAY) -#define USEC_PER_MONTH (2629800ULL*USEC_PER_SEC) -#define NSEC_PER_MONTH (2629800ULL*NSEC_PER_SEC) -#define USEC_PER_YEAR (31557600ULL*USEC_PER_SEC) -#define NSEC_PER_YEAR (31557600ULL*NSEC_PER_SEC) - -#define FORMAT_TIMESPAN_MAX 64 - /* What is interpreted as whitespace? */ #define WHITESPACE " \t\n\r" #define NEWLINE "\n\r" @@ -93,10 +58,6 @@ union dirent_storage { #define ANSI_HIGHLIGHT_OFF "\x1B[0m" #define ANSI_ERASE_TO_END_OF_LINE "\x1B[K" -usec_t now(clockid_t clock); -usec_t timespec_load(const struct timespec *ts); -char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy); - size_t page_size(void); #define PAGE_ALIGN(l) ALIGN_TO((l), page_size()) |