1pthread_setschedprio(3C) Standard C Library Functions pthread_setschedprio(3C)
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6 pthread_setschedprio - dynamic thread scheduling parameters access
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9 cc -mt [ flag... ] file... -lpthread [ library... ]
10 #include <pthread.h>
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12 int pthread_setschedprio(pthread_t thread, int prio);
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16 The pthread_setschedprio() function sets the scheduling priority for
17 the thread whose thread ID is given by thread to the value given by
18 prio.
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21 If the pthread_setschedprio() function fails, the scheduling priority
22 of the target thread is not changed.
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25 If successful, the pthread_setschedprio() function returns 0; other‐
26 wise, an error number is returned to indicate the error.
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29 The pthread_setschedprio() function will fail if:
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31 EINVAL The value of prio is invalid for the scheduling policy of the
32 specified thread.
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35 EPERM The caller does not have the appropriate permission to set
36 the priority to the value specified.
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39 ESRCH The value specified by thread does not refer to an existing
40 thread.
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44 See attributes(5) for descriptions of the following attributes:
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49 ┌─────────────────────────────┬─────────────────────────────┐
50 │ ATTRIBUTE TYPE │ ATTRIBUTE VALUE │
51 ├─────────────────────────────┼─────────────────────────────┤
52 │Interface Stability │Committed │
53 ├─────────────────────────────┼─────────────────────────────┤
54 │MT-Level │MT-Safe │
55 ├─────────────────────────────┼─────────────────────────────┤
56 │Standard │See standards(5). │
57 └─────────────────────────────┴─────────────────────────────┘
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60 pthread_getschedparam(3C), attributes(5), standards(5)
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64SunOS 5.11 1 Apr 2008 pthread_setschedprio(3C)