From patchwork Thu Dec 27 06:34:18 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Zhong X-Patchwork-Id: 10743497 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E325E1708 for ; Thu, 27 Dec 2018 06:49:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 176F4285EA for ; Thu, 27 Dec 2018 06:49:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0883128712; Thu, 27 Dec 2018 06:49:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id EC630285EA for ; Thu, 27 Dec 2018 06:49:21 +0000 (UTC) Received: from localhost ([127.0.0.1]:49816 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gcPTt-0003x4-5L for patchwork-qemu-devel@patchwork.kernel.org; Thu, 27 Dec 2018 01:49:21 -0500 Received: from eggs.gnu.org ([208.118.235.92]:55343) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gcPHZ-0004N0-1L for qemu-devel@nongnu.org; Thu, 27 Dec 2018 01:36:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gcPHR-0005m2-M2 for qemu-devel@nongnu.org; Thu, 27 Dec 2018 01:36:36 -0500 Received: from mga11.intel.com ([192.55.52.93]:57851) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gcPHR-00041J-7R for qemu-devel@nongnu.org; Thu, 27 Dec 2018 01:36:29 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Dec 2018 22:35:42 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,404,1539673200"; d="scan'208";a="103617400" Received: from he.bj.intel.com ([10.238.157.85]) by orsmga006.jf.intel.com with ESMTP; 26 Dec 2018 22:35:40 -0800 From: Yang Zhong To: qemu-devel@nongnu.org Date: Thu, 27 Dec 2018 14:34:18 +0800 Message-Id: <20181227063419.12981-25-yang.zhong@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181227063419.12981-1-yang.zhong@intel.com> References: <20181227063419.12981-1-yang.zhong@intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.93 Subject: [Qemu-devel] [RFC PATCH 24/25] minikconf: implement allyesconfig, allnoconfig, randconfig, defconfig X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: yang.zhong@intel.com, peter.maydell@linaro.org, thuth@redhat.com, sameo@linux.intel.com, pbonzini@redhat.com, ehabkost@redhat.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Paolo Bonzini Apart from defconfig (which is a no-op), the others are implemented implemented simply by ignoring the RHS of assignments and "default" statements. The RHS is replaced respectively by "true", "false" or a random value. Signed-off-by: Paolo Bonzini --- Makefile | 5 +++++ scripts/minikconf.py | 43 ++++++++++++++++++++++++++++++++++++------- 2 files changed, 41 insertions(+), 7 deletions(-) diff --git a/Makefile b/Makefile index ccf3e3f5b3..b8602b1007 100644 --- a/Makefile +++ b/Makefile @@ -392,6 +392,11 @@ MINIKCONF_ARGS = \ MINIKCONF = $(SHELL) $(SRC_PATH)/scripts/minikconf.sh +.PHONY: allyesconfig allnoconfig defconfig randconfig +allyesconfig allnoconfig defconfig randconfig: + rm */config-devices.mak config-all-devices.mak + $(MAKE) MINIKCONF="$(MINIKCONF) --$<" config-all-devices.mak + %/config-devices.mak: default-configs/%-softmmu.mak Kconfig.host hw/Kconfig $(call quiet-command, \ $(MINIKCONF) $@ $*-config-devices.mak.d $^ $(MINIKCONF_ARGS) > $@.tmp, " GEN $@.tmp") diff --git a/scripts/minikconf.py b/scripts/minikconf.py index a03e5ec55e..ef9c4cdce0 100644 --- a/scripts/minikconf.py +++ b/scripts/minikconf.py @@ -13,8 +13,10 @@ import os import sys import re +import random -__all__ = [ 'KconfigParserError', 'KconfigData', 'KconfigParser' ] +__all__ = [ 'KconfigParserError', 'KconfigData', 'KconfigParser', + 'defconfig', 'allyesconfig', 'allnoconfig', 'randconfig' ] def debug_print(*args): #print ' '.join(str(x) for x in args) @@ -30,6 +32,11 @@ def debug_print(*args): # just its name). # ------------------------------------------- +allyesconfig = lambda x: True +allnoconfig = lambda x: False +defconfig = lambda x: x +randconfig = lambda x: random.randint(0, 1) == 1 + class KconfigData: class Expr: def __and__(self, rhs): @@ -178,7 +185,8 @@ class KconfigData: if self.cond.evaluate(): self.dest.set_value(True) - def __init__(self): + def __init__(self, value_mangler=defconfig): + self.value_mangler = value_mangler self.previously_included = [] self.incl_info = None self.defined_vars = set() @@ -256,10 +264,12 @@ class KconfigData: return var_obj def do_assignment(self, var, val): - self.clauses.append(KconfigData.AssignmentClause(var, val)) + f = self.value_mangler + self.clauses.append(KconfigData.AssignmentClause(var, f(val))) def do_default(self, var, val, cond=None): - self.clauses.append(KconfigData.DefaultClause(var, val, cond)) + f = self.value_mangler + self.clauses.append(KconfigData.DefaultClause(var, f(val), cond)) def do_depends_on(self, var, expr): self.clauses.append(KconfigData.DependsOnClause(var, expr)) @@ -309,9 +319,10 @@ class KconfigParserError(Exception): return "%s: %s" % (self.loc, self.msg) class KconfigParser: + @classmethod - def parse(self, fp): - data = KconfigData() + def parse(self, fp, mode=None): + data = KconfigData(mode or KconfigParser.defconfig) parser = KconfigParser(data) parser.parse_file(fp) return data @@ -627,11 +638,29 @@ class KconfigParser: if __name__ == '__main__': argv = sys.argv + mode = defconfig + if len(sys.argv) > 1: + if argv[1] == '--defconfig': + del argv[1] + elif argv[1] == '--randconfig': + mode = randconfig + del argv[1] + elif argv[1] == '--allyesconfig': + mode = allyesconfig + del argv[1] + elif argv[1] == '--allnoconfig': + mode = allnoconfig + del argv[1] + if len(argv) == 1: print >>sys.stderr, "%s: at least one argument is required" % argv[0] os.exit(1) - data = KconfigData() + if argv[1].startswith('-'): + print >>sys.stderr, "%s: invalid option %s" % (argv[0], argv[1]) + os.exit(1) + + data = KconfigData(mode) parser = KconfigParser(data) for arg in argv[3:]: m = re.match(r'^(CONFIG_[A-Z0-9_]+)=([yn]?)$', arg)