File: retsigtype.m4

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heimdal 1.6~git20120403%2Bdfsg1-2
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dnl
dnl $Id$
dnl
dnl Figure out return type of signal handlers, and define SIGRETURN macro
dnl that can be used to return from one
dnl
AC_DEFUN([rk_RETSIGTYPE],[
AC_TYPE_SIGNAL
if test "$ac_cv_type_signal" = "void" ; then
	AC_DEFINE(VOID_RETSIGTYPE, 1, [Define if signal handlers return void.])
fi

AH_BOTTOM([#ifdef VOID_RETSIGTYPE
#define SIGRETURN(x) return
#else
#define SIGRETURN(x) return (RETSIGTYPE)(x)
#endif])
])