diff options
Diffstat (limited to 'newlib/libc/include/sys/types.h')
| -rw-r--r-- | newlib/libc/include/sys/types.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/newlib/libc/include/sys/types.h b/newlib/libc/include/sys/types.h index 1f147c6a8..d37a5f9ae 100644 --- a/newlib/libc/include/sys/types.h +++ b/newlib/libc/include/sys/types.h @@ -60,9 +60,26 @@ typedef unsigned short ushort; /* System V compatibility */ typedef unsigned int uint; /* System V compatibility */ # endif /*!_POSIX_SOURCE */ +#ifndef __clock_t_defined +typedef _CLOCK_T_ clock_t; +#define __clock_t_defined +#endif + #ifndef __time_t_defined typedef _TIME_T_ time_t; #define __time_t_defined + +/* Time Value Specification Structures, P1003.1b-1993, p. 261 */ + +struct timespec { + time_t tv_sec; /* Seconds */ + long tv_nsec; /* Nanoseconds */ +}; + +struct itimerspec { + struct timespec it_interval; /* Timer period */ + struct timespec it_value; /* Timer expiration */ +}; #endif typedef long daddr_t; @@ -102,7 +119,12 @@ typedef int32_t register_t; * how the file was compiled (e.g. -mint16 vs -mint32, etc.). */ +#if defined(__rtems__) +/* device numbers are 32-bit major and and 32-bit minor */ +typedef unsigned long long dev_t; +#else typedef short dev_t; +#endif typedef long off_t; @@ -176,4 +198,120 @@ typedef struct _types_fd_set { #undef __MS_types__ #undef _ST_INT32 +/* The following are actually standard POSIX 1003.1b-1993 threads, mutexes, + condition variables, and keys. But since RTEMS is currently the only + newlib user of these, the ifdef is just on RTEMS. */ + +#if defined(__rtems__) + +#ifndef __clockid_t_defined +typedef _CLOCKID_T_ clockid_t; +#define __clockid_t_defined +#endif + +#ifndef __timer_t_defined +typedef _TIMER_T_ timer_t; +#define __timer_t_defined +#endif + +#include <sys/features.h> + +#if defined(_POSIX_THREADS) + +#include <sys/sched.h> + +/* + * 2.5 Primitive System Data Types, P1003.1c/D10, p. 19. + */ + +typedef __uint32_t pthread_t; /* identify a thread */ + +/* P1003.1c/D10, p. 118-119 */ +#define PTHREAD_SCOPE_PROCESS 0 +#define PTHREAD_SCOPE_SYSTEM 1 + +/* P1003.1c/D10, p. 111 */ +#define PTHREAD_INHERIT_SCHED 1 /* scheduling policy and associated */ + /* attributes are inherited from */ + /* the calling thread. */ +#define PTHREAD_EXPLICIT_SCHED 2 /* set from provided attribute object */ + +/* P1003.1c/D10, p. 141 */ +#define PTHREAD_CREATE_DETACHED 0 +#define PTHREAD_CREATE_JOINABLE 1 + +typedef struct { + int is_initialized; + void *stackaddr; + int stacksize; + int contentionscope; + int inheritsched; + int schedpolicy; + struct sched_param schedparam; + + /* P1003.4b/D8, p. 54 adds cputime_clock_allowed attribute. */ +#if defined(_POSIX_THREAD_CPUTIME) + int cputime_clock_allowed; /* see time.h */ +#endif + int detachstate; + +} pthread_attr_t; + +#if defined(_POSIX_THREAD_PROCESS_SHARED) +/* NOTE: P1003.1c/D10, p. 81 defines following values for process_shared. */ + +#define PTHREAD_PROCESS_PRIVATE 0 /* visible within only the creating process */ +#define PTHREAD_PROCESS_SHARED 1 /* visible too all processes with access to */ + /* the memory where the resource is */ + /* located */ +#endif + +#if defined(_POSIX_THREAD_PRIO_PROTECT) +/* Mutexes */ + +/* Values for blocking protocol. */ + +#define PTHREAD_PRIO_NONE 0 +#define PTHREAD_PRIO_INHERIT 1 +#define PTHREAD_PRIO_PROTECT 2 +#endif + +typedef __uint32_t pthread_mutex_t; /* identify a mutex */ + +typedef struct { + int is_initialized; +#if defined(_POSIX_THREAD_PROCESS_SHARED) + int process_shared; /* allow mutex to be shared amongst processes */ +#endif +#if defined(_POSIX_THREAD_PRIO_PROTECT) + int prio_ceiling; + int protocol; +#endif + int recursive; +} pthread_mutexattr_t; + +/* Condition Variables */ + +typedef __uint32_t pthread_cond_t; /* identify a condition variable */ + +typedef struct { + int is_initialized; +#if defined(_POSIX_THREAD_PROCESS_SHARED) + int process_shared; /* allow this to be shared amongst processes */ +#endif +} pthread_condattr_t; /* a condition attribute object */ + +/* Keys */ + +typedef __uint32_t pthread_key_t; /* thread-specific data keys */ + +typedef struct { + int is_initialized; /* is this structure initialized? */ + int init_executed; /* has the initialization routine been run? */ +} pthread_once_t; /* dynamic package initialization */ + +#endif /* defined(_POSIX_THREADS) */ + +#endif /* defined(__rtems__) */ + #endif /* _SYS_TYPES_H */ |