13.17. Interfaces for librt

Table 13-50 defines the library name and shared object name for the librt library

Table 13-50. librt Definition

Library:librt
SONAME:librt.so.1

The behavior of the interfaces in this library is specified by the following specifications:

[SUSv3] ISO POSIX (2003)

13.17.1. Shared Memory Objects

13.17.1.1. Interfaces for Shared Memory Objects

An LSB conforming implementation shall provide the generic functions for Shared Memory Objects specified in Table 13-51, with the full mandatory functionality as described in the referenced underlying specification.

Table 13-51. librt - Shared Memory Objects Function Interfaces

shm_open [SUSv3]shm_unlink [SUSv3]  

13.17.2. Clock

13.17.2.1. Interfaces for Clock

An LSB conforming implementation shall provide the generic functions for Clock specified in Table 13-52, with the full mandatory functionality as described in the referenced underlying specification.

Table 13-52. librt - Clock Function Interfaces

clock_getcpuclockid [SUSv3]clock_getres [SUSv3]clock_gettime [SUSv3]clock_nanosleep [SUSv3]
clock_settime [SUSv3]   

13.17.3. Timers

13.17.3.1. Interfaces for Timers

An LSB conforming implementation shall provide the generic functions for Timers specified in Table 13-53, with the full mandatory functionality as described in the referenced underlying specification.

Table 13-53. librt - Timers Function Interfaces

timer_create [SUSv3]timer_delete [SUSv3]timer_getoverrun [SUSv3]timer_gettime [SUSv3]
timer_settime [SUSv3]   

13.17.4. Message Queues

13.17.4.1. Interfaces for Message Queues

An LSB conforming implementation shall provide the generic functions for Message Queues specified in Table 13-54, with the full mandatory functionality as described in the referenced underlying specification.

Table 13-54. librt - Message Queues Function Interfaces

mq_close(GLIBC_2.3.4) [SUSv3]mq_getattr(GLIBC_2.3.4) [SUSv3]mq_notify(GLIBC_2.3.4) [SUSv3]mq_open(GLIBC_2.3.4) [SUSv3]
mq_receive(GLIBC_2.3.4) [SUSv3]mq_send(GLIBC_2.3.4) [SUSv3]mq_setattr(GLIBC_2.3.4) [SUSv3]mq_timedreceive(GLIBC_2.3.4) [SUSv3]
mq_timedsend(GLIBC_2.3.4) [SUSv3]mq_unlink(GLIBC_2.3.4) [SUSv3]