LXR busybox/runit/runit

   1/*
   2Copyright (c) 2001-2006, Gerrit Pape
   3All rights reserved.
   4
   5Redistribution and use in source and binary forms, with or without
   6modification, are permitted provided that the following conditions are met:
   7
   8   1. Redistributions of source code must retain the above copyright notice,
   9      this list of conditions and the following disclaimer.
  10   2. Redistributions in binary form must reproduce the above copyright
  11      notice, this list of conditions and the following disclaimer in the
  12      documentation and/or other materials provided with the distribution.
  13   3. The name of the author may not be used to endorse or promote products
  14      derived from this software without specific prior written permission.
  15
  16THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
  17WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  18MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
  19EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  20SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  21PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  22OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  23WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  24OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  25ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26*/
  27
  28PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
  29
  30extern unsigned byte_chr(char *s,unsigned n,int c);
  31
  32#define direntry struct dirent
  33
  34//struct tai {
  35//      uint64_t x;
  36//};
  37//
  38//#define tai_unix(t,u) ((void) ((t)->x = 0x400000000000000aULL + (uint64_t) (u)))
  39//
  40//#define TAI_PACK 8
  41//extern void tai_unpack(const char *,struct tai *);
  42//
  43//extern void tai_uint(struct tai *,unsigned);
  44//
  45//struct taia {
  46//      struct tai sec;
  47//      unsigned long nano; /* 0...999999999 */
  48//      unsigned long atto; /* 0...999999999 */
  49//};
  50//
  51//extern void taia_now(struct taia *);
  52//
  53//extern void taia_add(struct taia *,const struct taia *,const struct taia *);
  54//extern void taia_addsec(struct taia *,const struct taia *,int);
  55//extern void taia_sub(struct taia *,const struct taia *,const struct taia *);
  56//extern void taia_half(struct taia *,const struct taia *);
  57//extern int taia_less(const struct taia *,const struct taia *);
  58//
  59//#define TAIA_PACK 16
  60//extern void taia_pack(char *,const struct taia *);
  61//
  62//extern void taia_uint(struct taia *,unsigned);
  63//
  64//typedef struct pollfd iopause_fd;
  65//#define IOPAUSE_READ POLLIN
  66//#define IOPAUSE_WRITE POLLOUT
  67//
  68//extern void iopause(iopause_fd *,unsigned,struct taia *,struct taia *);
  69
  70extern int lock_ex(int);
  71extern int lock_un(int);
  72extern int lock_exnb(int);
  73
  74extern int open_read(const char *);
  75extern int open_excl(const char *);
  76extern int open_append(const char *);
  77extern int open_trunc(const char *);
  78extern int open_write(const char *);
  79
  80extern unsigned pmatch(const char *, const char *, unsigned);
  81
  82#define str_diff(s,t) strcmp((s), (t))
  83#define str_equal(s,t) (!strcmp((s), (t)))
  84
  85/*
  86 * runsv / supervise / sv stuff
  87 */
  88typedef struct svstatus_t {
  89        uint64_t time_be64 PACKED;
  90        uint32_t time_nsec_be32 PACKED;
  91        uint32_t pid_le32 PACKED;
  92        uint8_t  paused;
  93        uint8_t  want;
  94        uint8_t  got_term;
  95        uint8_t  run_or_finish;
  96} svstatus_t;
  97struct ERR_svstatus_must_be_20_bytes {
  98        char ERR_svstatus_must_be_20_bytes[sizeof(svstatus_t) == 20 ? 1 : -1];
  99};
 100
 101POP_SAVED_FUNCTION_VISIBILITY
 102