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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libc/] [no_posix.c] - Rev 227
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/* * Marginal implementations of some POSIX API routines * to be used when POSIX is disabled. * * + getpid * + _getpid_r * + kill * + _kill_r * + __kill * + sleep * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: no_posix.c,v 1.2 2001-09-27 12:01:15 chris Exp $ */ #include <rtems.h> #include <unistd.h> /* * These are directly supported (and completely correct) in the posix api. */ #if !defined(RTEMS_POSIX_API) pid_t getpid(void) { return 0; } #if defined(RTEMS_NEWLIB) #include <sys/reent.h> pid_t _getpid_r( struct _reent *ptr ) { return getpid(); } #endif #endif #if !defined(RTEMS_POSIX_API) int kill( pid_t pid, int sig ) { return 0; } int _kill_r( pid_t pid, int sig ) { return 0; } #endif int __kill( pid_t pid, int sig ) { return 0; } /* * 3.4.3 Delay Process Execution, P1003.1b-1993, p. 81 * * $Id: no_posix.c,v 1.2 2001-09-27 12:01:15 chris Exp $ */ #include <time.h> #include <unistd.h> #include <rtems.h> #if !defined(RTEMS_POSIX_API) unsigned int sleep( unsigned int seconds ) { rtems_status_code status; rtems_interval ticks_per_second; rtems_interval ticks; status = rtems_clock_get( RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticks_per_second ); ticks = seconds * ticks_per_second; status = rtems_task_wake_after( ticks ); /* * Returns the "unslept" amount of time. In RTEMS signals are not * interruptable, so tasks really sleep all of the requested time. */ return 0; } #endif
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