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env -S#!/usr/bin/env -S python -O
#!/bin/bash -ex





#!/bin/bash -ex 















































= ?






= ? 


--option="abc", the program sees --option=abc"--option=abc"
\ can work ?
--option=abc in one case and --option="abc" in the other case--option="abc" is wrong, but at least not an invalid option, so it'd work




--option="abc" is wrong, but at least not an invalid option, so it'd work 
--option="abc"--option=abc--option=abc in both cases, which would be correct)
sh -c "sh -c \"program --option=\"abc\"\""
--> sh -c "program --option=abc"
--> program --option=abc


{a,b,c}, which is interpreted by shell expansion

CXXFLAGS and LDFLAGS
$ and the resulting $somevar is expanded to what you want next round



program <(echo abcd) ?
<(echo abcd) like this













































(edited)







































