We are porting an application from HP-UX and found that
SHM_FAILED does not exist on RHEL. On HP-UX it has the following meaning
shmat() system call:
If the calling process is already attached to the shared memory segment, shmat() fails and returns SHM_FAILED regardless of what value is passed in shmaddr. See exceptions for MPAS processes below.
How is it defined on RHEL?
- Red Hat Enterprise Linux
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