Date: Tue, 12 Feb 2002 21:23:46 +1100 (EST) From: Bruce Evans <bde@zeta.org.au> To: Daniel Eischen <eischen@pcnet1.pcnet.com> Cc: Terry Lambert <tlambert2@mindspring.com>, Kevin Day <toasty@shell.dragondata.com>, <current@FreeBSD.ORG>, <bde@FreeBSD.ORG> Subject: Re: function name collision on "getcontext" with ports/editors/joe Message-ID: <20020212212126.F3838-100000@gamplex.bde.org> In-Reply-To: <Pine.GSO.4.10.10202111212450.2543-100000@pcnet1.pcnet.com>
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On Mon, 11 Feb 2002, Daniel Eischen wrote: > On Mon, 11 Feb 2002, Terry Lambert wrote: > > Daniel Eischen wrote: > > > Removing <sys/ucontext.h> from <sys/signal.h> prevents ucontext_t > > > from being defined, so all users of <signal.h> would choke. > > > > > > We can change the prototype of sigreturn back to struct sigcontext *, > > > or just forward declare ucontext_t in <signal.h> or <sys/signal.h>. > > > > Forward declare it. People who need its internals will > > include the proper header. That header is traditionally <signal.h> :-). > How do you easily forward declare something that is a typedef? > You could forward declare struct __ucontext and use a pointer > to that as the argument to sigreturn, but that doesn't seem > right as it is relying on how ucontext_t is defined. This is OK for the implementation -- see other followups. Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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