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Diffstat (limited to 'c/src/lib/libc/__gettod.c')
-rw-r--r-- | c/src/lib/libc/__gettod.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/c/src/lib/libc/__gettod.c b/c/src/lib/libc/__gettod.c new file mode 100644 index 0000000000..1d80792446 --- /dev/null +++ b/c/src/lib/libc/__gettod.c @@ -0,0 +1,103 @@ +#if !defined(RTEMS_UNIX) +/* + * RTEMS gettimeofday Implementation + * + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#include <rtems.h> + +#ifdef RTEMS_NEWLIB +#include <sys/reent.h> +#endif + +#include <time.h> +#include <sys/time.h> + +#include <errno.h> +#include <assert.h> + +/* + * NOTE: The solaris gettimeofday does not have a second parameter. + */ + +int gettimeofday( + struct timeval *tp, + struct timezone *tzp +) +{ + rtems_status_code status; + rtems_clock_time_value time; + + if ( !tp ) { + errno = EFAULT; + return -1; + } + + /* "POSIX" does not seem to allow for not having a TOD */ + status = rtems_clock_get( RTEMS_CLOCK_GET_TIME_VALUE, &time ); + if ( status != RTEMS_SUCCESSFUL ) { + assert( 0 ); + return -1; + } + + tp->tv_sec = time.seconds; + tp->tv_usec = time.microseconds; + + /* + * newlib does not have timezone and daylight savings time + * yet. When it does this needs to be fixed. + */ + +#if 0 + if ( tzp ) { + tzp->tz_minuteswest = 0; /* at UTC */ + tzp->tz_dsttime = 0; /* no daylight savings */ + tzp->minuteswest = timezone / 60; /* from seconds to minutes */ + tzp->dsttime = daylight; + } +#endif + return 0; +} + +#if defined(RTEMS_NEWLIB) + +#if 0 +/* + * "Reentrant" version + */ + +int _gettimeofday_r( + struct _reent *ignored_reentrancy_stuff, + struct timeval *tp, + struct timezone *tzp +) +{ + return gettimeofday( tp, tzp ); +} +#endif + +/* + * "System call" version + */ + +int _gettimeofday( + struct timeval *tp, + struct timezone *tzp +) +{ + return gettimeofday( tp, tzp ); +} + +#endif /* defined(RTEMS_NEWLIB) */ + +#endif |