dnl A macro to check presence of cmocka on the system

AC_DEFUN([AM_CHECK_CMOCKA],

[

PKG_CHECK_EXISTS(cmocka,

[AC_CHECK_HEADERS([stdarg.h stddef.h setjmp.h],

[], dnl We are only intrested in action-if-not-found

[AC_MSG_WARN([Header files stdarg.h stddef.h setjmp.h are required by cmocka])

cmocka_required_headers="no"

]

)

AS_IF([test x"$cmocka_required_headers" != x"no"],

[PKG_CHECK_MODULES([CMOCKA], [cmocka], [have_cmocka="yes"])]

)],

dnl PKG_CHECK_EXISTS ACTION-IF-NOT-FOUND

[AC_MSG_WARN([No libcmocka library found, cmocka tests will not be built])]

)

AM_CONDITIONAL([HAVE_CMOCKA], [test x$have_cmocka = xyes])

])