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| author | Jeff Johnston <jjohnstn@redhat.com> | 2006-06-06 15:41:10 +0000 |
|---|---|---|
| committer | Jeff Johnston <jjohnstn@redhat.com> | 2006-06-06 15:41:10 +0000 |
| commit | 9b15ac90549231c3aadaf3f77814b0a26c049890 (patch) | |
| tree | 3478c8e7dd710fd66fbc84f9de532ef25b99b89f /newlib/libc/posix/usleep.c | |
| parent | c281fc320ffa1eb231e71bc179cc884626d87e6c (diff) | |
| download | cygnal-9b15ac90549231c3aadaf3f77814b0a26c049890.tar.gz cygnal-9b15ac90549231c3aadaf3f77814b0a26c049890.tar.bz2 cygnal-9b15ac90549231c3aadaf3f77814b0a26c049890.zip | |
2006-06-05 Shaun Jackman <sjackman@gmail.com>
* libc/posix/Makefile.am (GENERAL_SOURCES): Add sleep.c and
usleep.c.
* libc/posix/Makefile.in: Regenerate.
* libc/posix/sleep.c: New file.
* libc/posix/usleep.c: Ditto.
Diffstat (limited to 'newlib/libc/posix/usleep.c')
| -rw-r--r-- | newlib/libc/posix/usleep.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/newlib/libc/posix/usleep.c b/newlib/libc/posix/usleep.c new file mode 100644 index 000000000..9322b6551 --- /dev/null +++ b/newlib/libc/posix/usleep.c @@ -0,0 +1,22 @@ +/* libc/posix/usleep.c - usleep function */ + +/* Written 2002 by Jeff Johnston */ + +#ifdef HAVE_NANOSLEEP + +#include <errno.h> +#include <time.h> +#include <unistd.h> + +int usleep(useconds_t useconds) +{ + struct timespec ts; + + ts.tv_sec = (long int)useconds / 1000000; + ts.tv_nsec = ((long int)useconds % 1000000) * 1000; + if (!nanosleep(&ts,&ts)) return 0; + if (errno == EINTR) return ts.tv_sec; + return -1; +} + +#endif |