Re: Signal handler arguments

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The actual type of the third argument is architecture independant,
that is why it is defined as "void *" rather than a specific type.
No. It is always a pointer to a ucontext_t structure. The *details* of this structure are architecture-dependent. Please refer to page 1339 in

1003.1TM
Standard for Information Technology
Portable Operating System Interface (POSIX)
System Interfaces, Issue 6
Approved 12 September 2001
The Open Group

Yes it says ucontext_t and sparc is the lone-wolf out here.
It's not a lone wolf, it's a misguided one.

--Elad
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