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clarify the meaning of the exit code unsigned limitation

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bbbradsmith 2024-04-16 16:41:00 -04:00
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doc/sim65.sgml
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@ -120,7 +120,7 @@ command line arguments to <tt/sim65/ will be passed to <tt/main/,
and the return value from <tt/main/ will become sim65's exit code.
The <tt/stdlib.h/ <tt/exit/ function may also be used to terminate with an exit code.
Exit codes are limited to an unsigned 8 bit value.
Exit codes are limited to an unsigned 8 bit value. (E.g. returning -1 will give an exit code of 255.)
The standard C library high level file input and output is functional.
A sim65 application can be written like a command line application,