1303 files changed, 32187 insertions, 57138 deletions
diff --git a/miscutils/crond.c b/miscutils/crond.c index 2545618..f96c96e 100644 --- a/miscutils/crond.c +++ b/miscutils/crond.c @@ -1,7 +1,5 @@ /* vi: set sw=4 ts=4: */ /* - * crond -d[#] -c <crondir> -f -b - * * run as root, but NOT setuid root * * Copyright 1994 Matthew Dillon (dillon@apollo.west.oic.com) @@ -10,6 +8,43 @@ * * Licensed under GPLv2 or later, see file LICENSE in this source tree. */ +//config:config CROND +//config: bool "crond" +//config: default y +//config: select FEATURE_SYSLOG +//config: help +//config: Crond is a background daemon that parses individual crontab +//config: files and executes commands on behalf of the users in question. +//config: This is a port of dcron from slackware. It uses files of the +//config: format /var/spool/cron/crontabs/<username> files, for example: +//config: $ cat /var/spool/cron/crontabs/root +//config: # Run daily cron jobs at 4:40 every day: +//config: 40 4 * * * /etc/cron/daily > /dev/null 2>&1 +//config: +//config:config FEATURE_CROND_D +//config: bool "Support option -d to redirect output to stderr" +//config: depends on CROND +//config: default y +//config: help +//config: -d N sets loglevel (0:most verbose) and directs all output to stderr. +//config: +//config:config FEATURE_CROND_CALL_SENDMAIL +//config: bool "Report command output via email (using sendmail)" +//config: default y +//config: depends on CROND +//config: help +//config: Command output will be sent to corresponding user via email. +//config: +//config:config FEATURE_CROND_DIR +//config: string "crond spool directory" +//config: default "/var/spool/cron" +//config: depends on CROND || CRONTAB +//config: help +//config: Location of crond spool. + +//applet:IF_CROND(APPLET(crond, BB_DIR_USR_SBIN, BB_SUID_DROP)) + +//kbuild:lib-$(CONFIG_CROND) += crond.o //usage:#define crond_trivial_usage //usage: "-fbS -l N " IF_FEATURE_CROND_D("-d N ") "-L LOGFILE -c DIR" @@ -17,14 +52,15 @@ //usage: " -f Foreground" //usage: "\n -b Background (default)" //usage: "\n -S Log to syslog (default)" -//usage: "\n -l Set log level. 0 is the most verbose, default 8" +//usage: "\n -l N Set log level. Most verbose:0, default:8" //usage: IF_FEATURE_CROND_D( -//usage: "\n -d Set log level, log to stderr" +//usage: "\n -d N Set log level, log to stderr" //usage: ) -//usage: "\n -L Log to file" -//usage: "\n -c Working dir" +//usage: "\n -L FILE Log to FILE" +//usage: "\n -c DIR Cron dir. Default:"CONFIG_FEATURE_CROND_DIR"/crontabs" #include "libbb.h" +#include "common_bufsiz.h" #include <syslog.h> /* glibc frees previous setenv'ed value when we do next setenv() @@ -36,11 +72,7 @@ #endif -#ifdef __BIONIC__ -#define TMPDIR "/data/local/tmp" -#else -#define TMPDIR CONFIG_FEATURE_CROND_DIR -#endif +#define CRON_DIR CONFIG_FEATURE_CROND_DIR #define CRONTABS CONFIG_FEATURE_CROND_DIR "/crontabs" #ifndef SENDMAIL # define SENDMAIL "sendmail" @@ -73,6 +105,7 @@ typedef struct CronLine { int cl_empty_mail_size; /* size of mail header only, 0 if no mailfile */ char *cl_mailto; /* whom to mail results, may be NULL */ #endif + char *cl_shell; /* ordered by size, not in natural order. makes code smaller: */ char cl_Dow[7]; /* 0-6, beginning sunday */ char cl_Mons[12]; /* 0-11 */ @@ -94,12 +127,6 @@ enum { OPT_c = (1 << 5), OPT_d = (1 << 6) * ENABLE_FEATURE_CROND_D, }; -#if ENABLE_FEATURE_CROND_D -# define DebugOpt (option_mask32 & OPT_d) -#else -# define DebugOpt 0 -#endif - struct globals { unsigned log_level; /* = 8; */ @@ -110,64 +137,67 @@ struct globals { #if SETENV_LEAKS char *env_var_user; char *env_var_home; + char *env_var_shell; + char *env_var_logname; #endif } FIX_ALIASING; -#define G (*(struct globals*)&bb_common_bufsiz1) +#define G (*(struct globals*)bb_common_bufsiz1) #define INIT_G() do { \ + setup_common_bufsiz(); \ G.log_level = 8; \ G.crontab_dir_name = CRONTABS; \ } while (0) +/* Log levels: + * 0 is the most verbose, default 8. + * For some reason, in fact only 5, 7 and 8 are used. + */ +static void crondlog(unsigned level, const char *msg, va_list va) +{ + if (level >= G.log_level) { + /* + * We are called only for info meesages. + * Warnings/errors use plain bb_[p]error_msg's, which + * need not touch syslog_level + * (they are ok with LOG_ERR default). + */ + syslog_level = LOG_INFO; + bb_verror_msg(msg, va, /* strerr: */ NULL); + syslog_level = LOG_ERR; + } +} + +static void log5(const char *msg, ...) +{ + va_list va; + va_start(va, msg); + crondlog(4, msg, va); + va_end(va); +} -/* 0 is the most verbose, default 8 */ -#define LVL5 "\x05" -#define LVL7 "\x07" -#define LVL8 "\x08" -#define WARN9 "\x49" -#define DIE9 "\xc9" -/* level >= 20 is "error" */ -#define ERR20 "\x14" +static void log7(const char *msg, ...) +{ + va_list va; + va_start(va, msg); + crondlog(7, msg, va); + va_end(va); +} -static void crondlog(const char *ctl, ...) __attribute__ ((format (printf, 1, 2))); -static void crondlog(const char *ctl, ...) +static void log8(const char *msg, ...) { va_list va; - int level = (ctl[0] & 0x1f); - - va_start(va, ctl); - if (level >= (int)G.log_level) { - /* Debug mode: all to (non-redirected) stderr, */ - /* Syslog mode: all to syslog (logmode = LOGMODE_SYSLOG), */ - if (!DebugOpt && G.log_filename) { - /* Otherwise (log to file): we reopen log file at every write: */ - int logfd = open_or_warn(G.log_filename, O_WRONLY | O_CREAT | O_APPEND); - if (logfd >= 0) - xmove_fd(logfd, STDERR_FILENO); - } - /* When we log to syslog, level > 8 is logged at LOG_ERR - * syslog level, level <= 8 is logged at LOG_INFO. */ - if (level > 8) { - bb_verror_msg(ctl + 1, va, /* strerr: */ NULL); - } else { - char *msg = NULL; - vasprintf(&msg, ctl + 1, va); - bb_info_msg("%s: %s", applet_name, msg); - free(msg); - } - } + va_start(va, msg); + crondlog(8, msg, va); va_end(va); - if (ctl[0] & 0x80) - exit(20); } + static const char DowAry[] ALIGN1 = "sun""mon""tue""wed""thu""fri""sat" - /* "Sun""Mon""Tue""Wed""Thu""Fri""Sat" */ ; static const char MonAry[] ALIGN1 = "jan""feb""mar""apr""may""jun""jul""aug""sep""oct""nov""dec" - /* "Jan""Feb""Mar""Apr""May""Jun""Jul""Aug""Sep""Oct""Nov""Dec" */ ; static void ParseField(char *user, char *ary, int modvalue, int off, @@ -271,12 +301,12 @@ static void ParseField(char *user, char *ary, int modvalue, int off, if (*ptr) { err: - crondlog(WARN9 "user %s: parse error at %s", user, base); + bb_error_msg("user %s: parse error at %s", user, base); return; } - if (DebugOpt && (G.log_level <= 5)) { /* like LVL5 */ - /* can't use crondlog, it inserts '\n' */ + /* can't use log5 (it inserts newlines), open-coding it */ + if (G.log_level <= 5 && logmode != LOGMODE_SYSLOG) { int i; for (i = 0; i < modvalue; ++i) fprintf(stderr, "%d", (unsigned char)ary[i]); @@ -372,11 +402,12 @@ static void load_crontab(const char *fileName) #if ENABLE_FEATURE_CROND_CALL_SENDMAIL char *mailTo = NULL; #endif + char *shell = NULL; delete_cronfile(fileName); if (!getpwnam(fileName)) { - crondlog(LVL7 "ignoring file '%s' (no such user)", fileName); + log7("ignoring file '%s' (no such user)", fileName); return; } @@ -397,23 +428,43 @@ static void load_crontab(const char *fileName) while (1) { CronLine *line; - if (!--maxLines) + if (!--maxLines) { + bb_error_msg("user %s: too many lines", fileName); break; + } + n = config_read(parser, tokens, 6, 1, "# \t", PARSE_NORMAL | PARSE_KEEP_COPY); if (!n) break; - if (DebugOpt) - crondlog(LVL5 "user:%s entry:%s", fileName, parser->data); + log5("user:%s entry:%s", fileName, parser->data); /* check if line is setting MAILTO= */ - if (0 == strncmp(tokens[0], "MAILTO=", 7)) { + if (is_prefixed_with(tokens[0], "MAILTO=")) { #if ENABLE_FEATURE_CROND_CALL_SENDMAIL free(mailTo); mailTo = (tokens[0][7]) ? xstrdup(&tokens[0][7]) : NULL; #endif /* otherwise just ignore such lines */ continue; } + if (is_prefixed_with(tokens[0], "SHELL=")) { + free(shell); + shell = xstrdup(&tokens[0][6]); + continue; + } +//TODO: handle HOME= too? "man crontab" says: +//name = value +// +//where the spaces around the equal-sign (=) are optional, and any subsequent +//non-leading spaces in value will be part of the value assigned to name. +//The value string may be placed in quotes (single or double, but matching) +//to preserve leading or trailing blanks. +// +//Several environment variables are set up automatically by the cron(8) daemon. +//SHELL is set to /bin/sh, and LOGNAME and HOME are set from the /etc/passwd +//line of the crontab's owner. HOME and SHELL may be overridden by settings +//in the crontab; LOGNAME may not. + /* check if a minimum of tokens is specified */ if (n < 6) continue; @@ -433,11 +484,9 @@ static void load_crontab(const char *fileName) /* copy mailto (can be NULL) */ line->cl_mailto = xstrdup(mailTo); #endif + line->cl_shell = xstrdup(shell); /* copy command */ line->cl_cmd = xstrdup(tokens[5]); - if (DebugOpt) { - crondlog(LVL5 " command:%s", tokens[5]); - } pline = &line->cl_next; //bb_error_msg("M[%s]F[%s][%s][%s][%s][%s][%s]", mailTo, tokens[0], tokens[1], tokens[2], tokens[3], tokens[4], tokens[5]); } @@ -445,12 +494,12 @@ static void load_crontab(const char *fileName) file->cf_next = G.cron_files; G.cron_files = file; - - if (maxLines == 0) { - crondlog(WARN9 "user %s: too many lines", fileName); - } } config_close(parser); +#if ENABLE_FEATURE_CROND_CALL_SENDMAIL + free(mailTo); +#endif + free(shell); } static void process_cron_update_file(void) @@ -486,17 +535,16 @@ static void rescan_crontab_dir(void) /* Remove cron update file */ unlink(CRONUPDATE); /* Re-chdir, in case directory was renamed & deleted */ - if (chdir(G.crontab_dir_name) < 0) { - crondlog(DIE9 "chdir(%s)", G.crontab_dir_name); - } + xchdir(G.crontab_dir_name); /* Scan directory and add associated users */ { DIR *dir = opendir("."); struct dirent *den; + /* xopendir exists, but "can't open '.'" is not informative */ if (!dir) - crondlog(DIE9 "chdir(%s)", "."); /* exits */ + bb_error_msg_and_die("can't open '%s'", G.crontab_dir_name); while ((den = readdir(dir)) != NULL) { if (strchr(den->d_name, '.') != NULL) { continue; @@ -523,19 +571,22 @@ static void safe_setenv(char **pvar_val, const char *var, const char *val) } #endif -static void set_env_vars(struct passwd *pas) +static void set_env_vars(struct passwd *pas, const char *shell) { + /* POSIX requires crond to set up at least HOME, LOGNAME, PATH, SHELL. + * We assume crond inherited suitable PATH. + */ #if SETENV_LEAKS + safe_setenv(&G.env_var_logname, "LOGNAME", pas->pw_name); safe_setenv(&G.env_var_user, "USER", pas->pw_name); safe_setenv(&G.env_var_home, "HOME", pas->pw_dir); - /* if we want to set user's shell instead: */ - /*safe_setenv(G.env_var_shell, "SHELL", pas->pw_shell);*/ + safe_setenv(&G.env_var_shell, "SHELL", shell); #else + xsetenv("LOGNAME", pas->pw_name); xsetenv("USER", pas->pw_name); xsetenv("HOME", pas->pw_dir); + xsetenv("SHELL", shell); #endif - /* currently, we use constant one: */ - /*setenv("SHELL", DEFAULT_SHELL, 1); - done earlier */ } static void change_user(struct passwd *pas) @@ -543,10 +594,8 @@ static void change_user(struct passwd *pas) /* careful: we're after vfork! */ change_identity(pas); /* - initgroups, setgid, setuid */ if (chdir(pas->pw_dir) < 0) { - crondlog(WARN9 "chdir(%s)", pas->pw_dir); - if (chdir(TMPDIR) < 0) { - crondlog(DIE9 "chdir(%s)", TMPDIR); /* exits */ - } + bb_error_msg("can't change directory to '%s'", pas->pw_dir); + xchdir(CRON_DIR); } } @@ -554,46 +603,53 @@ static void change_user(struct passwd *pas) #if ENABLE_FEATURE_CROND_CALL_SENDMAIL static pid_t -fork_job(const char *user, int mailFd, - const char *prog, - const char *shell_cmd /* if NULL, we run sendmail */ -) { +fork_job(const char *user, int mailFd, CronLine *line, bool run_sendmail) +{ struct passwd *pas; + const char *shell, *prog; + smallint sv_logmode; pid_t pid; /* prepare things before vfork */ pas = getpwnam(user); if (!pas) { - crondlog(WARN9 "can't get uid for %s", user); + bb_error_msg("can't get uid for %s", user); goto err; } - set_env_vars(pas); + shell = line->cl_shell ? line->cl_shell : DEFAULT_SHELL; + prog = run_sendmail ? SENDMAIL : shell; + + set_env_vars(pas, shell); + + sv_logmode = logmode; pid = vfork(); if (pid == 0) { /* CHILD */ - /* initgroups, setgid, setuid, and chdir to home or TMPDIR */ + /* initgroups, setgid, setuid, and chdir to home or CRON_DIR */ change_user(pas); - if (DebugOpt) { - crondlog(LVL5 "child running %s", prog); - } + log5("child running %s", prog); if (mailFd >= 0) { - xmove_fd(mailFd, shell_cmd ? 1 : 0); + xmove_fd(mailFd, run_sendmail ? 0 : 1); dup2(1, 2); } /* crond 3.0pl1-100 puts tasks in separate process groups */ bb_setpgrp(); - execlp(prog, prog, (shell_cmd ? "-c" : SENDMAIL_ARGS), shell_cmd, (char *) NULL); - crondlog(ERR20 "can't execute '%s' for user %s", prog, user); - if (shell_cmd) { - fdprintf(1, "Exec failed: %s -c %s\n", prog, shell_cmd); - } - _exit(EXIT_SUCCESS); + if (!run_sendmail) + execlp(prog, prog, "-c", line->cl_cmd, (char *) NULL); + else + execlp(prog, prog, SENDMAIL_ARGS, (char *) NULL); + /* + * I want this error message on stderr too, + * even if other messages go only to syslog: + */ + logmode |= LOGMODE_STDIO; + bb_error_msg_and_die("can't execute '%s' for user %s", prog, user); } + logmode = sv_logmode; if (pid < 0) { - /* FORK FAILED */ - crondlog(ERR20 "can't vfork"); + bb_perror_msg("vfork"); err: pid = 0; } /* else: PARENT, FORK SUCCESS */ @@ -618,7 +674,7 @@ static void start_one_job(const char *user, CronLine *line) if (line->cl_mailto) { /* Open mail file (owner is root so nobody can screw with it) */ - snprintf(mailFile, sizeof(mailFile), "%s/cron.%s.%d", TMPDIR, user, getpid()); + snprintf(mailFile, sizeof(mailFile), "%s/cron.%s.%d", CRON_DIR, user, getpid()); mailFd = open(mailFile, O_CREAT | O_TRUNC | O_WRONLY | O_EXCL | O_APPEND, 0600); if (mailFd >= 0) { @@ -626,18 +682,18 @@ static void start_one_job(const char *user, CronLine *line) line->cl_cmd); line->cl_empty_mail_size = lseek(mailFd, 0, SEEK_CUR); } else { - crondlog(ERR20 "can't create mail file %s for user %s, " + bb_error_msg("can't create mail file %s for user %s, " "discarding output", mailFile, user); } } - line->cl_pid = fork_job(user, mailFd, DEFAULT_SHELL, line->cl_cmd); + line->cl_pid = fork_job(user, mailFd, line, /*sendmail?*/ 0); if (mailFd >= 0) { if (line->cl_pid <= 0) { unlink(mailFile); } else { /* rename mail-file based on pid of process */ - char *mailFile2 = xasprintf("%s/cron.%s.%d", TMPDIR, user, (int)line->cl_pid); + char *mailFile2 = xasprintf("%s/cron.%s.%d", CRON_DIR, user, (int)line->cl_pid); rename(mailFile, mailFile2); // TODO: xrename? free(mailFile2); } @@ -669,7 +725,7 @@ static void process_finished_job(const char *user, CronLine *line) * End of primary job - check for mail file. * If size has changed and the file is still valid, we send it. */ - snprintf(mailFile, sizeof(mailFile), "%s/cron.%s.%d", TMPDIR, user, (int)pid); + snprintf(mailFile, sizeof(mailFile), "%s/cron.%s.%d", CRON_DIR, user, (int)pid); mailFd = open(mailFile, O_RDONLY); unlink(mailFile); if (mailFd < 0) { @@ -687,43 +743,41 @@ static void process_finished_job(const char *user, CronLine *line) } line->cl_empty_mail_size = 0; /* if (line->cl_mailto) - always true if cl_empty_mail_size was nonzero */ - line->cl_pid = fork_job(user, mailFd, SENDMAIL, NULL); + line->cl_pid = fork_job(user, mailFd, line, /*sendmail?*/ 1); } #else /* !ENABLE_FEATURE_CROND_CALL_SENDMAIL */ static void start_one_job(const char *user, CronLine *line) { + const char *shell; struct passwd *pas; pid_t pid; - pas = safegetpwnam(user); + pas = getpwnam(user); if (!pas) { - crondlog(WARN9 "can't get uid for %s", user); + bb_error_msg("can't get uid for %s", user); goto err; } /* Prepare things before vfork */ - set_env_vars(pas); + shell = line->cl_shell ? line->cl_shell : DEFAULT_SHELL; + set_env_vars(pas, shell); /* Fork as the user in question and run program */ pid = vfork(); if (pid == 0) { /* CHILD */ - /* initgroups, setgid, setuid, and chdir to home or TMPDIR */ + /* initgroups, setgid, setuid, and chdir to home or CRON_DIR */ change_user(pas); - if (DebugOpt) { - crondlog(LVL5 "child running %s", DEFAULT_SHELL); - } + log5("child running %s", shell); /* crond 3.0pl1-100 puts tasks in separate process groups */ bb_setpgrp(); - execl(DEFAULT_SHELL, DEFAULT_SHELL, "-c", line->cl_cmd, (char *) NULL); - crondlog(ERR20 "can't execute '%s' for user %s", DEFAULT_SHELL, user); - _exit(EXIT_SUCCESS); + execl(shell, shell, "-c", line->cl_cmd, (char *) NULL); + bb_error_msg_and_die("can't execute '%s' for user %s", shell, user); } if (pid < 0) { - /* FORK FAILED */ - crondlog(ERR20 "can't vfork"); + bb_perror_msg("vfork"); err: pid = 0; } @@ -755,24 +809,20 @@ static void flag_starting_jobs(time_t t1, time_t t2) ptm = localtime(&t); for (file = G.cron_files; file; file = file->cf_next) { - if (DebugOpt) - crondlog(LVL5 "file %s:", file->cf_username); + log5("file %s:", file->cf_username); if (file->cf_deleted) continue; for (line = file->cf_lines; line; line = line->cl_next) { - if (DebugOpt) - crondlog(LVL5 " line %s", line->cl_cmd); + log5(" line %s", line->cl_cmd); if (line->cl_Mins[ptm->tm_min] && line->cl_Hrs[ptm->tm_hour] && (line->cl_Days[ptm->tm_mday] || line->cl_Dow[ptm->tm_wday]) && line->cl_Mons[ptm->tm_mon] ) { - if (DebugOpt) { - crondlog(LVL5 " job: %d %s", + log5(" job: %d %s", (int)line->cl_pid, line->cl_cmd); - } if (line->cl_pid > 0) { - crondlog(LVL8 "user %s: process already running: %s", + log8("user %s: process already running: %s", file->cf_username, line->cl_cmd); } else if (line->cl_pid == 0) { line->cl_pid = -1; @@ -801,7 +851,7 @@ static void start_jobs(void) start_one_job(file->cf_username, line); pid = line->cl_pid; - crondlog(LVL8 "USER %s pid %3d cmd %s", + log8("USER %s pid %3d cmd %s", file->cf_username, (int)pid, line->cl_cmd); if (pid < 0) { file->cf_wants_starting = 1; @@ -853,12 +903,21 @@ static int check_completions(void) return num_still_running; } +static void reopen_logfile_to_stderr(void) +{ + if (G.log_filename) { + int logfd = open_or_warn(G.log_filename, O_WRONLY | O_CREAT | O_APPEND); + if (logfd >= 0) + xmove_fd(logfd, STDERR_FILENO); + } +} + int crond_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int crond_main(int argc UNUSED_PARAM, char **argv) { time_t t2; - int rescan; - int sleep_time; + unsigned rescan; + unsigned sleep_time; unsigned opts; INIT_G(); @@ -884,10 +943,11 @@ int crond_main(int argc UNUSED_PARAM, char **argv) logmode = LOGMODE_SYSLOG; } - xchdir(G.crontab_dir_name); //signal(SIGHUP, SIG_IGN); /* ? original crond dies on HUP... */ - xsetenv("SHELL", DEFAULT_SHELL); /* once, for all future children */ - crondlog(LVL8 "crond (busybox "BB_VER") started, log level %d", G.log_level); + + reopen_logfile_to_stderr(); + xchdir(G.crontab_dir_name); + log8("crond (busybox "BB_VER") started, log level %d", G.log_level); rescan_crontab_dir(); write_pidfile(CONFIG_PID_FILE_PATH "/crond.pid"); @@ -900,14 +960,14 @@ int crond_main(int argc UNUSED_PARAM, char **argv) time_t t1; long dt; - t1 = t2; - /* Synchronize to 1 minute, minimum 1 second */ - sleep(sleep_time - (time(NULL) % sleep_time) + 1); - + t1 = t2; + sleep(sleep_time - (time(NULL) % sleep_time)); t2 = time(NULL); dt = (long)t2 - (long)t1; + reopen_logfile_to_stderr(); + /* * The file 'cron.update' is checked to determine new cron * jobs. The directory is rescanned once an hour to deal @@ -926,7 +986,7 @@ int crond_main(int argc UNUSED_PARAM, char **argv) */ if (stat(G.crontab_dir_name, &sbuf) != 0) sbuf.st_mtime = 0; /* force update (once) if dir was deleted */ - if ((time_t) G.crontab_dir_mtime != (time_t) sbuf.st_mtime) { + if (G.crontab_dir_mtime != sbuf.st_mtime) { G.crontab_dir_mtime = sbuf.st_mtime; rescan = 1; } @@ -935,20 +995,18 @@ int crond_main(int argc UNUSED_PARAM, char **argv) rescan_crontab_dir(); } process_cron_update_file(); - if (DebugOpt) - crondlog(LVL5 "wakeup dt=%ld", dt); + log5("wakeup dt=%ld", dt); if (dt < -60 * 60 || dt > 60 * 60) { - crondlog(WARN9 "time disparity of %ld minutes detected", dt / 60); + bb_error_msg("time disparity of %ld minutes detected", dt / 60); /* and we do not run any jobs in this case */ } else if (dt > 0) { /* Usual case: time advances forward, as expected */ flag_starting_jobs(t1, t2); start_jobs(); + sleep_time = 60; if (check_completions() > 0) { /* some jobs are still running */ sleep_time = 10; - } else { - sleep_time = 60; } } /* else: time jumped back, do not run any jobs */ |