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shm_open(2): Cross-reference posixshmcontrol(1)
When debugging POSIX shared memory issues, it's really useful to learn that there is a command line tool now to manipulate shared memory segments. Reviewed by: imp Differential Revision: https://reviews.freebsd.org/D30896
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@ -28,7 +28,7 @@
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.\"
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.\" $FreeBSD$
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.\"
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.Dd September 26, 2019
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.Dd June 25, 2021
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.Dt SHM_OPEN 2
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.Os
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.Sh NAME
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The
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.Fn shm_open
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system call opens (or optionally creates) a
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.Tn POSIX
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POSIX
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shared memory object named
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.Fa path .
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The
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@ -258,7 +258,7 @@ and
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.Dv O_TRUNC
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flags may be used in portable programs.
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.Pp
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.Tn POSIX
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POSIX
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specifications state that the result of using
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.Xr open 2 ,
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.Xr read 2 ,
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@ -421,6 +421,7 @@ The required permissions are denied.
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requires write permission to the shared memory object.
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.El
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.Sh SEE ALSO
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.Xr posixshmcontrol 1 ,
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.Xr close 2 ,
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.Xr fstat 2 ,
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.Xr ftruncate 2 ,
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