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[DOC] Fix Process::exec documentation [ci skip]

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Shell reserved words and special built-in commands can be placed
at only the beginning of the command (except for leading white
spaces).
This commit is contained in:
Nobuyoshi Nakada 2021-07-31 11:38:27 +09:00
parent 01d9e7f26c
commit e294beb731
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process.c
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@ -3155,7 +3155,7 @@ NORETURN(static VALUE f_exec(int c, const VALUE *a, VALUE _));
* these simple rules:
*
* * no meta characters
* * no shell reserved word and no special built-in
* * not starting with shell reserved word or special built-in
* * Ruby invokes the command directly without shell
*
* You can force shell invocation by adding ";" to the string (because ";" is