diff options
Diffstat (limited to 'unit/atf-src/atf-c/atf-common.m4')
| -rw-r--r-- | unit/atf-src/atf-c/atf-common.m4 | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/unit/atf-src/atf-c/atf-common.m4 b/unit/atf-src/atf-c/atf-common.m4 new file mode 100644 index 0000000..f8fc7e9 --- /dev/null +++ b/unit/atf-src/atf-c/atf-common.m4 @@ -0,0 +1,88 @@ +dnl Copyright 2011 Google Inc. +dnl All rights reserved. +dnl +dnl Redistribution and use in source and binary forms, with or without +dnl modification, are permitted provided that the following conditions are +dnl met: +dnl +dnl * Redistributions of source code must retain the above copyright +dnl notice, this list of conditions and the following disclaimer. +dnl * Redistributions in binary form must reproduce the above copyright +dnl notice, this list of conditions and the following disclaimer in the +dnl documentation and/or other materials provided with the distribution. +dnl * Neither the name of Google Inc. nor the names of its contributors +dnl may be used to endorse or promote products derived from this software +dnl without specific prior written permission. +dnl +dnl THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +dnl "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +dnl LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +dnl A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +dnl OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +dnl SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +dnl LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +dnl DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +dnl THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +dnl (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +dnl OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +dnl ATF_ARG_WITH +dnl +dnl Adds a --with-atf flag to the configure script that allows the user to +dnl enable or disable atf support. +dnl +dnl The ATF_CHECK_{C,CXX,SH} macros honor the flag defined herein if +dnl instantiated. If not instantiated, they will request the presence of +dnl the libraries unconditionally. +dnl +dnl Defines the WITH_ATF Automake conditional if ATF has been found by any +dnl of the ATF_CHECK_{C,CXX,SH} macros. +AC_DEFUN([ATF_ARG_WITH], [ + m4_define([atf_arg_with_called], [yes]) + + m4_divert_text([DEFAULTS], [with_atf=auto]) + AC_ARG_WITH([atf], + [AS_HELP_STRING([--with-atf=<yes|no|auto>], + [build atf-based test programs])], + [with_atf=${withval}], [with_atf=auto]) + + m4_divert_text([DEFAULTS], [ + found_atf_c=no + found_atf_cxx=no + found_atf_sh=no + ]) + AM_CONDITIONAL([WITH_ATF], [test x"${found_atf_c}" = x"yes" -o \ + x"${found_atf_cxx}" = x"yes" -o \ + x"${found_atf_sh}" = x"yes"]) +]) + +dnl _ATF_CHECK_ARG_WITH(check, error_message) +dnl +dnl Internal macro to execute a check conditional on the --with-atf flag +dnl and handle the result accordingly. +dnl +dnl 'check' specifies the piece of code to be run to detect the feature. +dnl This code must set the 'found' shell variable to yes or no depending +dnl on the raw result of the check. +AC_DEFUN([_ATF_CHECK_ARG_WITH], [ + m4_ifdef([atf_arg_with_called], [ + m4_fatal([ATF_ARG_WITH must be called after the ATF_CHECK_* checks]) + ]) + + m4_divert_text([DEFAULTS], [with_atf=yes]) + + if test x"${with_atf}" = x"no"; then + _found=no + else + $1 + if test x"${with_atf}" = x"auto"; then + _found="${found}" + else + if test x"${found}" = x"yes"; then + _found=yes + else + AC_MSG_ERROR([$2]) + fi + fi + fi +]) |