diff options
Diffstat (limited to 'contrib/sendmail/src/timers.c')
| -rw-r--r-- | contrib/sendmail/src/timers.c | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/contrib/sendmail/src/timers.c b/contrib/sendmail/src/timers.c deleted file mode 100644 index 43dc07d..0000000 --- a/contrib/sendmail/src/timers.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * Copyright (c) 1999-2001 Sendmail, Inc. and its suppliers. - * All rights reserved. - * - * By using this file, you agree to the terms and conditions set - * forth in the LICENSE file which can be found at the top level of - * the sendmail distribution. - * - * Contributed by Exactis.com, Inc. - * - */ - -#include <sm/gen.h> -SM_RCSID("@(#)$Id: timers.c,v 8.26 2006/08/15 23:24:58 ca Exp $") - -#if _FFR_TIMERS -# include <sys/types.h> -# include <sm/time.h> -# include "sendmail.h" -# include <sys/resource.h> /* Must be after sendmail.h for NCR MP-RAS */ - -static TIMER BaseTimer; /* current baseline */ -static int NTimers; /* current pointer into stack */ -static TIMER *TimerStack[MAXTIMERSTACK]; - -static void -# ifdef __STDC__ -warntimer(const char *msg, ...) -# else /* __STDC__ */ -warntimer(msg, va_alist) - const char *msg; - va_dcl -# endif /* __STDC__ */ -{ - char buf[MAXLINE]; - SM_VA_LOCAL_DECL - -# if 0 - if (!tTd(98, 30)) - return; -# endif /* 0 */ - SM_VA_START(ap, msg); - (void) sm_vsnprintf(buf, sizeof(buf), msg, ap); - SM_VA_END(ap); - sm_syslog(LOG_NOTICE, CurEnv->e_id, "%s; e_timers=0x%lx", - buf, (unsigned long) &CurEnv->e_timers); -} - -static void -zerotimer(ptimer) - TIMER *ptimer; -{ - memset(ptimer, '\0', sizeof(*ptimer)); -} - -static void -addtimer(ta, tb) - TIMER *ta; - TIMER *tb; -{ - tb->ti_wall_sec += ta->ti_wall_sec; - tb->ti_wall_usec += ta->ti_wall_usec; - if (tb->ti_wall_usec > 1000000) - { - tb->ti_wall_sec++; - tb->ti_wall_usec -= 1000000; - } - tb->ti_cpu_sec += ta->ti_cpu_sec; - tb->ti_cpu_usec += ta->ti_cpu_usec; - if (tb->ti_cpu_usec > 1000000) - { - tb->ti_cpu_sec++; - tb->ti_cpu_usec -= 1000000; - } -} - -static void -subtimer(ta, tb) - TIMER *ta; - TIMER *tb; -{ - tb->ti_wall_sec -= ta->ti_wall_sec; - tb->ti_wall_usec -= ta->ti_wall_usec; - if (tb->ti_wall_usec < 0) - { - tb->ti_wall_sec--; - tb->ti_wall_usec += 1000000; - } - tb->ti_cpu_sec -= ta->ti_cpu_sec; - tb->ti_cpu_usec -= ta->ti_cpu_usec; - if (tb->ti_cpu_usec < 0) - { - tb->ti_cpu_sec--; - tb->ti_cpu_usec += 1000000; - } -} - -static int -getcurtimer(ptimer) - TIMER *ptimer; -{ - struct rusage ru; - struct timeval now; - - if (getrusage(RUSAGE_SELF, &ru) < 0 || gettimeofday(&now, NULL) < 0) - return -1; - ptimer->ti_wall_sec = now.tv_sec; - ptimer->ti_wall_usec = now.tv_usec; - ptimer->ti_cpu_sec = ru.ru_utime.tv_sec + ru.ru_stime.tv_sec; - ptimer->ti_cpu_usec = ru.ru_utime.tv_usec + ru.ru_stime.tv_usec; - if (ptimer->ti_cpu_usec > 1000000) - { - ptimer->ti_cpu_sec++; - ptimer->ti_cpu_usec -= 1000000; - } - return 0; -} - -static void -getinctimer(ptimer) - TIMER *ptimer; -{ - TIMER cur; - - if (getcurtimer(&cur) < 0) - { - zerotimer(ptimer); - return; - } - if (BaseTimer.ti_wall_sec == 0) - { - /* first call */ - memset(ptimer, '\0', sizeof(*ptimer)); - } - else - { - *ptimer = cur; - subtimer(&BaseTimer, ptimer); - } - BaseTimer = cur; -} - -void -flushtimers() -{ - NTimers = 0; - (void) getcurtimer(&BaseTimer); -} - -void -pushtimer(ptimer) - TIMER *ptimer; -{ - int i; - int save_errno = errno; - TIMER incr; - - /* find how much time has changed since last call */ - getinctimer(&incr); - - /* add that into the old timers */ - i = NTimers; - if (i > MAXTIMERSTACK) - i = MAXTIMERSTACK; - while (--i >= 0) - { - addtimer(&incr, TimerStack[i]); - if (TimerStack[i] == ptimer) - { - warntimer("Timer@0x%lx already on stack, index=%d, NTimers=%d", - (unsigned long) ptimer, i, NTimers); - errno = save_errno; - return; - } - } - errno = save_errno; - - /* handle stack overflow */ - if (NTimers >= MAXTIMERSTACK) - return; - - /* now add the timer to the stack */ - TimerStack[NTimers++] = ptimer; -} - -void -poptimer(ptimer) - TIMER *ptimer; -{ - int i; - int save_errno = errno; - TIMER incr; - - /* find how much time has changed since last call */ - getinctimer(&incr); - - /* add that into the old timers */ - i = NTimers; - if (i > MAXTIMERSTACK) - i = MAXTIMERSTACK; - while (--i >= 0) - addtimer(&incr, TimerStack[i]); - - /* pop back to this timer */ - for (i = 0; i < NTimers; i++) - { - if (TimerStack[i] == ptimer) - break; - } - - if (i != NTimers - 1) - warntimer("poptimer: odd pop (timer=0x%lx, index=%d, NTimers=%d)", - (unsigned long) ptimer, i, NTimers); - NTimers = i; - - /* clean up and return */ - errno = save_errno; -} - -char * -strtimer(ptimer) - TIMER *ptimer; -{ - static char buf[40]; - - (void) sm_snprintf(buf, sizeof(buf), "%ld.%06ldr/%ld.%06ldc", - ptimer->ti_wall_sec, ptimer->ti_wall_usec, - ptimer->ti_cpu_sec, ptimer->ti_cpu_usec); - return buf; -} -#endif /* _FFR_TIMERS */ |
