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hpa 2001-03-30 01:30:49 +00:00
parent 7a15e40374
commit c92bf0f3d4
9 changed files with 304 additions and 77 deletions
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30
aclocal.m4 vendored
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@ -16,15 +16,41 @@ AC_DEFUN(PA_ADD_CFLAGS,
dnl --------------------------------------------------------------------------
dnl PA_SIGSETJMP
dnl
dnl Do we have sigsetjmp/siglongjmp?
dnl Do we have sigsetjmp/siglongjmp? (AC_CHECK_FUNCS doesn't seem to work
dnl for these particular functions.)
dnl --------------------------------------------------------------------------
AC_DEFUN(PA_SIGSETJMP,
[AC_MSG_CHECKING([for sigsetjmp])
AC_TRY_LINK(
[#include <setjmp.h>],
[sigjmp_buf buf;
sigsetjmp(buf,1);],
sigsetjmp(buf,1);
siglongjmp(buf,2);],
AC_MSG_RESULT([yes])
$1,
AC_MSG_RESULT([no])
$2)])
dnl --------------------------------------------------------------------------
dnl PA_MSGHDR_MSG_CONTROL
dnl
dnl Does struct msghdr have the msg_control field?
dnl --------------------------------------------------------------------------
AC_DEFUN(PA_MSGHDR_MSG_CONTROL,
[AC_MSG_CHECKING([for msg_control in struct msghdr])
AC_TRY_COMPILE(
[
#include <sys/types.h>
#include <sys/socket.h>
],
[
struct msghdr msg;
void *p = (void *) &msg.msg_control;
],
[
AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL)
AC_MSG_RESULT([yes])
],
[
AC_MSG_RESULT([no])
])])