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Check for mig(1), not just libdispatch

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This commit is contained in:
Nicolas Williams
2016-11-10 12:40:35 -06:00
parent 298ee93ac2
commit 99b79d1f4c
1 changed files with 16 additions and 13 deletions
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9
cf/dispatch.m4
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@@ -1,20 +1,23 @@
AC_DEFUN([rk_LIBDISPATCH],[
AC_CHECK_HEADERS([dispatch/dispatch.h])
AC_CHECK_PROGS(GCD_MIG, mig, no)
if test "$GCD_MIG" != no; then
AC_CHECK_HEADERS([dispatch/dispatch.h])
AC_FIND_FUNC_NO_LIBS(dispatch_async_f, dispatch,
[#ifdef HAVE_DISPATCH_DISPATCH_H
#include <dispatch/dispatch.h>
#endif],[0,0,0])
if test "$ac_cv_func_dispatch_async_f" = yes ; then
if test "$ac_cv_func_dispatch_async_f" = yes -a "$GCD_MIG" != no; then
AC_DEFINE([HAVE_GCD], 1, [Define if os support gcd.])
libdispatch=yes
else
libdispatch=no
fi
AM_CONDITIONAL(have_gcd, test "$libdispatch" = yes)
fi
AM_CONDITIONAL(have_gcd, test "$libdispatch" = yes -a "$GCD_MIG" != no)
])