Is there a program that can run a program as normal but intercept `open()`/`stat()` calls for a specific path and make it look like there's nothing there?

[noracodes@tenforward.social]

Is there a program that can run a program as normal but intercept `open()`/`stat()` calls for a specific path and make it look like there's nothing there?

I don't want to go full `guix shell --container` or use Docker or anything unless I really need to.

[jordan@sometimes.social]

@noracodes Vague memories of assorted LD_PRELOAD nonsense from the bad old days but thankfully the names are lost to me

[noracodes@tenforward.social]

@jordan This is such a retired wizard thing to say

[dlatchx@fedi.tfnux.org]

@noracodes (I assume the question is for linux)

bubblewrap is probably the simplest:

bwrap --dev-bind / / --tmpfs $PATH_TO_HIDE $PRGM

[noracodes@tenforward.social]

@dlatchx Gorgeous, thank you!