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test for signal handler return type

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@8677 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
2000-07-15 18:05:56 +00:00
parent 572327b5bc
commit f72accbbda
1 changed files with 18 additions and 0 deletions
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18
cf/retsigtype.m4 Normal file
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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
AC_SUBST(VOID_RETSIGTYPE)
AH_BOTTOM([#ifdef VOID_RETSIGTYPE
#define SIGRETURN(x) return
#else
#define SIGRETURN(x) return (RETSIGTYPE)(x)
#endif])
])