diff options
| author | Tim Rice <tim@multitalents.net> | 2003-03-18 10:21:40 -0800 |
|---|---|---|
| committer | Tim Rice <tim@multitalents.net> | 2003-03-18 10:21:40 -0800 |
| commit | 4e4dc561ae948a410fb82fd8b0960ec2cf8e2e70 (patch) | |
| tree | 0b6421755509120a24fb6881d71b0b540a7ff839 /openbsd-compat/bsd-misc.c | |
| parent | cafbcc73349f4e14afed5207b81a1205afc2cee2 (diff) | |
[configure.ac openbsd-compat/bsd-misc.c openbsd-compat/bsd-misc.h]
add nanosleep(). testing/corrections by Darren Tucker <dtucker@zip.com.au>
Diffstat (limited to 'openbsd-compat/bsd-misc.c')
| -rw-r--r-- | openbsd-compat/bsd-misc.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/openbsd-compat/bsd-misc.c b/openbsd-compat/bsd-misc.c index d7180d42..b8e9996d 100644 --- a/openbsd-compat/bsd-misc.c +++ b/openbsd-compat/bsd-misc.c @@ -25,7 +25,7 @@ #include "includes.h" #include "xmalloc.h" -RCSID("$Id: bsd-misc.c,v 1.11 2003/01/09 22:53:13 djm Exp $"); +RCSID("$Id: bsd-misc.c,v 1.12 2003/03/18 18:21:41 tim Exp $"); /* * NB. duplicate __progname in case it is an alias for argv[0] @@ -135,3 +135,34 @@ setgroups(size_t size, const gid_t *list) } #endif +#if !defined(HAVE_NANOSLEEP) && !defined(HAVE_NSLEEP) +int nanosleep(const struct timespec *req, struct timespec *rem) +{ + int rc, saverrno; + extern int errno; + struct timeval tstart, tstop, tremain, time2wait; + + TIMESPEC_TO_TIMEVAL(&time2wait, req) + (void) gettimeofday(&tstart, NULL); + rc = select(0, NULL, NULL, NULL, &time2wait); + if (rc == -1) { + saverrno = errno; + (void) gettimeofday (&tstop, NULL); + errno = saverrno; + tremain.tv_sec = time2wait.tv_sec - + (tstop.tv_sec - tstart.tv_sec); + tremain.tv_usec = time2wait.tv_usec - + (tstop.tv_usec - tstart.tv_usec); + tremain.tv_sec += tremain.tv_usec / 1000000L; + tremain.tv_usec %= 1000000L; + } else { + tremain.tv_sec = 0; + tremain.tv_usec = 0; + } + TIMEVAL_TO_TIMESPEC(&tremain, rem) + + return(rc); +} + +#endif + |