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author	Lennart Poettering <lennart@poettering.net>
	Wed, 6 Mar 2024 08:43:09 +0000 (09:43 +0100)
committer	Luca Boccassi <luca.boccassi@gmail.com>
	Wed, 6 Mar 2024 13:24:15 +0000 (13:24 +0000)
commit	d49dc7bbe7538567b1fe04f5d1e08f0376193ef6
tree	6606a7a91e2ad6311c8978b61413b22df2e1ff34	tree \| snapshot
parent	10d50d9eac0ed94576928a23e3fa525ddc49c2aa	commit \| diff

string-util: allow taking SIZE_MAX as size to shorten to

This is useful for two reasons:

1. it addresses a potential overflow in a graceful way

2. Gives callers the ability to just pass SIZE_MAX for a NOP

Prompted by: #31341

src/basic/string-util.c		diff \| blob \| blame \| history
src/test/test-string-util.c		diff \| blob \| blame \| history

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