diff options
Diffstat (limited to 'sched.c')
| -rw-r--r-- | sched.c | 67 |
1 files changed, 60 insertions, 7 deletions
@@ -23,7 +23,10 @@ * MA 02111-1307, USA */ -#define ENOSUP 0 +/* + * If ENOTSUP is not defined, define it to a value that will never occur. + * This is the value used in the Win32 TCL port. + */ #include "pthread.h" #include "implement.h" @@ -63,7 +66,8 @@ pthread_attr_getschedparam(const pthread_attr_t *attr, return 0; } -int pthread_setschedparam(pthread_t thread, int policy, +int +pthread_setschedparam(pthread_t thread, int policy, const struct sched_param *param) { /* Validate the thread id. */ @@ -81,7 +85,7 @@ int pthread_setschedparam(pthread_t thread, int policy, /* Ensure the policy is SCHED_OTHER. */ if (policy != SCHED_OTHER) { - return ENOSUP; + return ENOTSUP; } /* Validate priority level. */ @@ -97,7 +101,8 @@ int pthread_setschedparam(pthread_t thread, int policy, return 0; } -int pthread_getschedparam(pthread_t thread, int *policy, +int +pthread_getschedparam(pthread_t thread, int *policy, struct sched_param *param) { int prio; @@ -129,6 +134,51 @@ int pthread_getschedparam(pthread_t thread, int *policy, } +int +pthread_setconcurrency(int level) +{ + if (level < 0) + { + return EINVAL; + } + else + { + return 0; + } +} + +int +pthread_getconcurrency(void) +{ + return 0; +} + +int +pthread_attr_setscope(pthread_attr_t *attr, int contentionscope) +{ +#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING + if (contentionscope != PTHREAD_SCOPE_SYSTEM) + { + return ENOTSUP; + } + + return 0; +#else + return ENOSYS; +#endif +} + +int +pthread_attr_getscope(const pthread_attr_t *attr, int *contentionscope) +{ +#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING + *contentionscope = PTHREAD_SCOPE_SYSTEM; + return 0; +#else + return ENOSYS; +#endif +} + /* * On Windows98, THREAD_PRIORITY_LOWEST is (-2) and * THREAD_PRIORITY_HIGHEST is 2, and everything works just fine. @@ -144,7 +194,8 @@ int pthread_getschedparam(pthread_t thread, int *policy, #define sched_Max(a,b) ((a)<(b)?(b):(a)) #define sched_Min(a,b) ((a)>(b)?(b):(a)) -int sched_get_priority_max(int policy) +int +sched_get_priority_max(int policy) { if (policy < SCHED_MIN || policy > SCHED_MAX) { @@ -160,7 +211,8 @@ int sched_get_priority_max(int policy) #endif } -int sched_get_priority_min(int policy) +int +sched_get_priority_min(int policy) { if (policy < SCHED_MIN || policy > SCHED_MAX) { @@ -176,7 +228,8 @@ int sched_get_priority_min(int policy) #endif } -int sched_yield(void) +int +sched_yield(void) /* * ------------------------------------------------------ * DOCPUBLIC |