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 d7180d424..b8e9996d5 100644 --- a/openbsd-compat/bsd-misc.c +++ b/openbsd-compat/bsd-misc.c | |||
@@ -25,7 +25,7 @@ | |||
25 | #include "includes.h" | 25 | #include "includes.h" |
26 | #include "xmalloc.h" | 26 | #include "xmalloc.h" |
27 | 27 | ||
28 | RCSID("$Id: bsd-misc.c,v 1.11 2003/01/09 22:53:13 djm Exp $"); | 28 | RCSID("$Id: bsd-misc.c,v 1.12 2003/03/18 18:21:41 tim Exp $"); |
29 | 29 | ||
30 | /* | 30 | /* |
31 | * NB. duplicate __progname in case it is an alias for argv[0] | 31 | * NB. duplicate __progname in case it is an alias for argv[0] |
@@ -135,3 +135,34 @@ setgroups(size_t size, const gid_t *list) | |||
135 | } | 135 | } |
136 | #endif | 136 | #endif |
137 | 137 | ||
138 | #if !defined(HAVE_NANOSLEEP) && !defined(HAVE_NSLEEP) | ||
139 | int nanosleep(const struct timespec *req, struct timespec *rem) | ||
140 | { | ||
141 | int rc, saverrno; | ||
142 | extern int errno; | ||
143 | struct timeval tstart, tstop, tremain, time2wait; | ||
144 | |||
145 | TIMESPEC_TO_TIMEVAL(&time2wait, req) | ||
146 | (void) gettimeofday(&tstart, NULL); | ||
147 | rc = select(0, NULL, NULL, NULL, &time2wait); | ||
148 | if (rc == -1) { | ||
149 | saverrno = errno; | ||
150 | (void) gettimeofday (&tstop, NULL); | ||
151 | errno = saverrno; | ||
152 | tremain.tv_sec = time2wait.tv_sec - | ||
153 | (tstop.tv_sec - tstart.tv_sec); | ||
154 | tremain.tv_usec = time2wait.tv_usec - | ||
155 | (tstop.tv_usec - tstart.tv_usec); | ||
156 | tremain.tv_sec += tremain.tv_usec / 1000000L; | ||
157 | tremain.tv_usec %= 1000000L; | ||
158 | } else { | ||
159 | tremain.tv_sec = 0; | ||
160 | tremain.tv_usec = 0; | ||
161 | } | ||
162 | TIMEVAL_TO_TIMESPEC(&tremain, rem) | ||
163 | |||
164 | return(rc); | ||
165 | } | ||
166 | |||
167 | #endif | ||
168 | |||