diff options
Diffstat (limited to 'usr.sbin/cron')
-rw-r--r-- | usr.sbin/cron/cron/cron.c | 26 | ||||
-rw-r--r-- | usr.sbin/cron/cron/cron.h | 5 | ||||
-rw-r--r-- | usr.sbin/cron/crontab/crontab.5 | 2 | ||||
-rw-r--r-- | usr.sbin/cron/lib/entry.c | 21 |
4 files changed, 45 insertions, 9 deletions
diff --git a/usr.sbin/cron/cron/cron.c b/usr.sbin/cron/cron/cron.c index 8524ff9..011458a 100644 --- a/usr.sbin/cron/cron/cron.c +++ b/usr.sbin/cron/cron/cron.c @@ -98,6 +98,7 @@ main(argc, argv) char *argv[]; { cron_db database; + int runnum; ProgramName = argv[0]; @@ -149,21 +150,24 @@ main(argc, argv) load_database(&database); run_reboot_jobs(&database); cron_sync(); + runnum = 0; while (TRUE) { # if DEBUGGING /* if (!(DebugFlags & DTEST)) */ # endif /*DEBUGGING*/ cron_sleep(&database); - load_database(&database); + if (runnum % 60 == 0) + load_database(&database); /* do this iteration */ cron_tick(&database); - /* sleep 1 minute + /* sleep 1 second */ - TargetTime += 60; + TargetTime += 1; + runnum += 1; } } @@ -194,22 +198,23 @@ cron_tick(db) static time_t diff = 0, /* time difference in seconds from the last offset change */ difflimit = 0; /* end point for the time zone correction */ struct tm otztm; /* time in the old time zone */ - int otzminute, otzhour, otzdom, otzmonth, otzdow; + int otzsecond, otzminute, otzhour, otzdom, otzmonth, otzdow; register struct tm *tm = localtime(&TargetTime); - register int minute, hour, dom, month, dow; + register int second, minute, hour, dom, month, dow; register user *u; register entry *e; /* make 0-based values out of these so we can use them as indicies */ + second = tm->tm_sec -FIRST_SECOND; minute = tm->tm_min -FIRST_MINUTE; hour = tm->tm_hour -FIRST_HOUR; dom = tm->tm_mday -FIRST_DOM; month = tm->tm_mon +1 /* 0..11 -> 1..12 */ -FIRST_MONTH; dow = tm->tm_wday -FIRST_DOW; - Debug(DSCH, ("[%d] tick(%d,%d,%d,%d,%d)\n", - getpid(), minute, hour, dom, month, dow)) + Debug(DSCH, ("[%d] tick(%d,%d,%d,%d,%d,%d)\n", + getpid(), second, minute, hour, dom, month, dow)) if (dst_enabled && last_time != 0 && TargetTime > last_time /* exclude stepping back */ @@ -262,6 +267,7 @@ cron_tick(db) /* make 0-based values out of these so we can use them as indicies */ + otzsecond = otztm.tm_sec -FIRST_SECOND; otzminute = otztm.tm_min -FIRST_MINUTE; otzhour = otztm.tm_hour -FIRST_HOUR; otzdom = otztm.tm_mday -FIRST_DOM; @@ -283,7 +289,8 @@ cron_tick(db) e->uid, e->gid, e->cmd)) if ( diff != 0 && (e->flags & (RUN_AT|NOT_UNTIL)) ) { - if (bit_test(e->minute, otzminute) + if (bit_test(e->second, otzsecond) + && bit_test(e->minute, otzminute) && bit_test(e->hour, otzhour) && bit_test(e->month, otzmonth) && ( ((e->flags & DOM_STAR) || (e->flags & DOW_STAR)) @@ -302,7 +309,8 @@ cron_tick(db) continue; } - if (bit_test(e->minute, minute) + if (bit_test(e->second, second) + && bit_test(e->minute, minute) && bit_test(e->hour, hour) && bit_test(e->month, month) && ( ((e->flags & DOM_STAR) || (e->flags & DOW_STAR)) diff --git a/usr.sbin/cron/cron/cron.h b/usr.sbin/cron/cron/cron.h index 38eb33b..387c72b 100644 --- a/usr.sbin/cron/cron/cron.h +++ b/usr.sbin/cron/cron/cron.h @@ -124,6 +124,10 @@ LineNumber = ln; \ } +#define FIRST_SECOND 0 +#define LAST_SECOND 59 +#define SECOND_COUNT (LAST_SECOND - FIRST_SECOND + 1) + #define FIRST_MINUTE 0 #define LAST_MINUTE 59 #define MINUTE_COUNT (LAST_MINUTE - FIRST_MINUTE + 1) @@ -165,6 +169,7 @@ typedef struct _entry { #endif char **envp; char *cmd; + bitstr_t bit_decl(second, SECOND_COUNT); bitstr_t bit_decl(minute, MINUTE_COUNT); bitstr_t bit_decl(hour, HOUR_COUNT); bitstr_t bit_decl(dom, DOM_COUNT); diff --git a/usr.sbin/cron/crontab/crontab.5 b/usr.sbin/cron/crontab/crontab.5 index 458175e..9be37df 100644 --- a/usr.sbin/cron/crontab/crontab.5 +++ b/usr.sbin/cron/crontab/crontab.5 @@ -232,6 +232,8 @@ string meaning @daily Run once a day, "0 0 * * *". @midnight (same as @daily) @hourly Run once an hour, "0 * * * *". +@every_minute Run once a minute, "*/1 * * * *". +@every_second Run once a second. .Ed .Sh EXAMPLE CRON FILE .Bd -literal diff --git a/usr.sbin/cron/lib/entry.c b/usr.sbin/cron/lib/entry.c index ea015da..9c1106a 100644 --- a/usr.sbin/cron/lib/entry.c +++ b/usr.sbin/cron/lib/entry.c @@ -151,6 +151,7 @@ load_entry(file, error_func, pw, envp) e->flags |= WHEN_REBOOT; } else if (!strcmp("yearly", cmd) || !strcmp("annually", cmd)){ Debug(DPARS, ("load_entry()...yearly shortcut\n")) + bit_set(e->second, 0); bit_set(e->minute, 0); bit_set(e->hour, 0); bit_set(e->dom, 0); @@ -159,6 +160,7 @@ load_entry(file, error_func, pw, envp) e->flags |= DOW_STAR; } else if (!strcmp("monthly", cmd)) { Debug(DPARS, ("load_entry()...monthly shortcut\n")) + bit_set(e->second, 0); bit_set(e->minute, 0); bit_set(e->hour, 0); bit_set(e->dom, 0); @@ -167,6 +169,7 @@ load_entry(file, error_func, pw, envp) e->flags |= DOW_STAR; } else if (!strcmp("weekly", cmd)) { Debug(DPARS, ("load_entry()...weekly shortcut\n")) + bit_set(e->second, 0); bit_set(e->minute, 0); bit_set(e->hour, 0); bit_nset(e->dom, 0, (LAST_DOM-FIRST_DOM+1)); @@ -175,6 +178,7 @@ load_entry(file, error_func, pw, envp) bit_set(e->dow, 0); } else if (!strcmp("daily", cmd) || !strcmp("midnight", cmd)) { Debug(DPARS, ("load_entry()...daily shortcut\n")) + bit_set(e->second, 0); bit_set(e->minute, 0); bit_set(e->hour, 0); bit_nset(e->dom, 0, (LAST_DOM-FIRST_DOM+1)); @@ -182,11 +186,28 @@ load_entry(file, error_func, pw, envp) bit_nset(e->dow, 0, (LAST_DOW-FIRST_DOW+1)); } else if (!strcmp("hourly", cmd)) { Debug(DPARS, ("load_entry()...hourly shortcut\n")) + bit_set(e->second, 0); bit_set(e->minute, 0); bit_nset(e->hour, 0, (LAST_HOUR-FIRST_HOUR+1)); bit_nset(e->dom, 0, (LAST_DOM-FIRST_DOM+1)); bit_nset(e->month, 0, (LAST_MONTH-FIRST_MONTH+1)); bit_nset(e->dow, 0, (LAST_DOW-FIRST_DOW+1)); + } else if (!strcmp("every_minute", cmd)) { + Debug(DPARS, ("load_entry()...every_minute shortcut\n")) + bit_set(e->second, 0); + bit_nset(e->minute, 0, (LAST_MINUTE-FIRST_MINUTE+1)); + bit_nset(e->hour, 0, (LAST_HOUR-FIRST_HOUR+1)); + bit_nset(e->dom, 0, (LAST_DOM-FIRST_DOM+1)); + bit_nset(e->month, 0, (LAST_MONTH-FIRST_MONTH+1)); + bit_nset(e->dow, 0, (LAST_DOW-FIRST_DOW+1)); + } else if (!strcmp("every_second", cmd)) { + Debug(DPARS, ("load_entry()...every_second shortcut\n")) + bit_nset(e->second, 0, (LAST_SECOND-FIRST_SECOND+1)); + bit_nset(e->minute, 0, (LAST_MINUTE-FIRST_MINUTE+1)); + bit_nset(e->hour, 0, (LAST_HOUR-FIRST_HOUR+1)); + bit_nset(e->dom, 0, (LAST_DOM-FIRST_DOM+1)); + bit_nset(e->month, 0, (LAST_MONTH-FIRST_MONTH+1)); + bit_nset(e->dow, 0, (LAST_DOW-FIRST_DOW+1)); } else { ecode = e_timespec; goto eof; |