Annotation of libaitsched/inc/defs.h, revision 1.13.2.3

1.1       misho       1: /*************************************************************************
                      2: * (C) 2011 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
                      3: *  by Michael Pounov <misho@openbsd-bg.org>
                      4: *
                      5: * $Author: misho $
1.13.2.3! misho       6: * $Id: defs.h,v 1.13.2.2 2014/05/19 23:35:40 misho Exp $
1.1       misho       7: *
                      8: **************************************************************************
                      9: The ELWIX and AITNET software is distributed under the following
                     10: terms:
                     11: 
                     12: All of the documentation and software included in the ELWIX and AITNET
                     13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
                     14: 
1.12      misho      15: Copyright 2004 - 2014
1.1       misho      16:        by Michael Pounov <misho@elwix.org>.  All rights reserved.
                     17: 
                     18: Redistribution and use in source and binary forms, with or without
                     19: modification, are permitted provided that the following conditions
                     20: are met:
                     21: 1. Redistributions of source code must retain the above copyright
                     22:    notice, this list of conditions and the following disclaimer.
                     23: 2. Redistributions in binary form must reproduce the above copyright
                     24:    notice, this list of conditions and the following disclaimer in the
                     25:    documentation and/or other materials provided with the distribution.
                     26: 3. All advertising materials mentioning features or use of this software
                     27:    must display the following acknowledgement:
                     28: This product includes software developed by Michael Pounov <misho@elwix.org>
                     29: ELWIX - Embedded LightWeight unIX and its contributors.
                     30: 4. Neither the name of AITNET nor the names of its contributors
                     31:    may be used to endorse or promote products derived from this software
                     32:    without specific prior written permission.
                     33: 
                     34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
                     35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     44: SUCH DAMAGE.
                     45: */
                     46: #ifndef __DEFS_H
                     47: #define __DEFS_H
                     48: 
                     49: 
1.7       misho      50: #ifndef STRSIZ
1.1       misho      51: #define STRSIZ                 256
1.7       misho      52: #endif
                     53: 
1.10      misho      54: #ifndef KQ_EVENTS
1.6       misho      55: #define KQ_EVENTS              32
1.10      misho      56: #endif
                     57: 
1.12      misho      58: #ifndef EV_EOF
                     59: #define EV_EOF                 0x8000
                     60: #endif
                     61: 
1.13      misho      62: #ifndef SIGRTMIN
                     63: #define SIGRTMIN               65
                     64: #endif
                     65: 
1.13.2.3! misho      66: #ifndef FIONWRITE
        !            67: #define FIONWRITE              SIOCOUTQ
        !            68: #endif
        !            69: 
        !            70: #ifndef TIMER_RELTIME
        !            71: #define TIMER_RELTIME          0
        !            72: #endif
        !            73: 
1.13.2.1  misho      74: #ifndef __unused
                     75: #define __unused               __attribute__((unused))
                     76: #endif
                     77: 
1.8       misho      78: #define MAX_TASK_MISS          12
1.1       misho      79: 
                     80: #define LOGERR { \
                     81:                        sched_Errno = errno; \
                     82:                        strlcpy(sched_Error, strerror(errno), STRSIZ); \
                     83:                }
                     84: 
1.4       misho      85: #define sched_timespecclear(tsp)       ((tsp)->tv_sec = (tsp)->tv_nsec = 0)
                     86: #define sched_timespecinf(tsp)         ((tsp)->tv_sec = (tsp)->tv_nsec = -1)
                     87: #define sched_timespecisinf(tsp)       ((tsp)->tv_sec == -1 && (tsp)->tv_nsec == -1)
                     88: #define sched_timespecisset(tsp)       (((tsp)->tv_sec && (tsp)->tv_sec != -1) || \
                     89:                                                ((tsp)->tv_nsec && (tsp)->tv_nsec != -1))
                     90: #define sched_timespeccmp(tsp, usp, cmp)                               \
                     91:        (((tsp)->tv_sec == (usp)->tv_sec) ?                             \
                     92:                ((tsp)->tv_nsec cmp (usp)->tv_nsec) :                   \
                     93:                ((tsp)->tv_sec cmp (usp)->tv_sec))
                     94: #define sched_timespecadd(tsp, usp, vsp)                               \
                     95:        do {                                                            \
                     96:                (vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec;          \
                     97:                (vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec;       \
                     98:                if ((vsp)->tv_nsec >= 1000000000L) {                    \
                     99:                        (vsp)->tv_sec++;                                \
                    100:                        (vsp)->tv_nsec -= 1000000000L;                  \
                    101:                }                                                       \
                    102:        } while (0)
                    103: #define sched_timespecsub(tsp, usp, vsp)                               \
                    104:        do {                                                            \
                    105:                (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec;          \
                    106:                (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec;       \
                    107:                if ((vsp)->tv_nsec < 0) {                               \
                    108:                        (vsp)->tv_sec--;                                \
                    109:                        (vsp)->tv_nsec += 1000000000L;                  \
                    110:                }                                                       \
                    111:        } while (0)
1.1       misho     112: 
1.12      misho     113: #define sched_timespec2val(tsp, tvp)   ((tvp)->tv_sec = (tsp)->tv_sec, \
                    114:                                                (tvp)->tv_usec = (tsp)->tv_nsec / 1000)
                    115: #define sched_timeval2spec(tvp, tsp)   ((tsp)->tv_sec = (tvp)->tv_sec, \
                    116:                                                (tsp)->tv_nsec = (tvp)->tv_usec * 1000)
                    117: 
                    118: #define sched_timevalclear(tvp)        ((tvp)->tv_sec = (tvp)->tv_usec = 0)
                    119: #define sched_timevalinf(tvp)  ((tvp)->tv_sec = (tvp)->tv_usec = -1)
                    120: #define sched_timevalisinf(tvp)        ((tvp)->tv_sec == -1 && (tvp)->tv_usec == -1)
                    121: #define sched_timevalisset(tvp)        (((tvp)->tv_sec && (tvp)->tv_sec != -1) || \
                    122:                                                ((tvp)->tv_usec && (tvp)->tv_usec != -1))
                    123: #define sched_timevalcmp(tvp, uvp, cmp)                                \
                    124:        (((tvp)->tv_sec == (uvp)->tv_sec) ?                             \
                    125:                ((tvp)->tv_usec cmp (uvp)->tv_usec) :                   \
                    126:                ((tvp)->tv_sec cmp (uvp)->tv_sec))
                    127: #define sched_timevaladd(tvp, uvp, vvp)                                \
                    128:        do {                                                            \
                    129:                (vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;          \
                    130:                (vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec;       \
                    131:                if ((vvp)->tv_usec >= 1000000) {                        \
                    132:                        (vvp)->tv_sec++;                                \
                    133:                        (vvp)->tv_usec -= 1000000;                      \
                    134:                }                                                       \
                    135:        } while (0)
                    136: #define sched_timevalsub(tvp, uvp, vvp)                                \
                    137:        do {                                                            \
                    138:                (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;          \
                    139:                (vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec;       \
                    140:                if ((vvp)->tv_usec < 0) {                               \
                    141:                        (vvp)->tv_sec--;                                \
                    142:                        (vvp)->tv_usec += 1000000;                      \
                    143:                }                                                       \
                    144:        } while (0)
                    145: 
                    146: 
1.13.2.2  misho     147: #ifndef HAVE_STRLCAT
                    148: size_t strlcat(char * __restrict dst, const char * __restrict src, size_t siz);
                    149: #endif
                    150: #ifndef HAVE_STRLCPY
                    151: size_t strlcpy(char * __restrict dst, const char * __restrict src, size_t siz);
                    152: #endif
                    153: 
                    154: 
1.1       misho     155: extern int sched_Errno;
                    156: extern char sched_Error[];
                    157: 
1.12      misho     158: void sched_SetErr(int, char *, ...);
1.1       misho     159: 
1.9       misho     160: void *_sched_threadWrapper(sched_task_t *);
1.11      misho     161: void *_sched_rtcWrapper(sched_task_t *);
1.3       misho     162: 
1.1       misho     163: 
                    164: #endif

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