From patchwork Thu Aug 11 11:21:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adhemerval Zanella Netto X-Patchwork-Id: 56675 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 6A2753856DD0 for ; Thu, 11 Aug 2022 11:22:03 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6A2753856DD0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1660216923; bh=Ct4q6+glUqsLPFaX+y6+jwGZgMyyjmZc2FAa6SyU6/g=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=WF3t4vOXJMjh00NsCw6Yr5zhVStIi7fvfzRHq50s8S0bDFwjpb6ejjlCv3djOa0U4 Yj7Np6W4bwWgKikT4yqjAmRmRuPCM1xrqyG0n6Ken/DKmy3gDg4ocY+6yADV4bx0uf HKjgcvz3Z0xFPSr1AueQ46q+IVL85dYMw33vjF04= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-vs1-xe2a.google.com (mail-vs1-xe2a.google.com [IPv6:2607:f8b0:4864:20::e2a]) by sourceware.org (Postfix) with ESMTPS id 066D13856DD2 for ; Thu, 11 Aug 2022 11:21:41 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 066D13856DD2 Received: by mail-vs1-xe2a.google.com with SMTP id 129so17921733vsq.8 for ; Thu, 11 Aug 2022 04:21:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:x-gm-message-state:from:to:cc; bh=Ct4q6+glUqsLPFaX+y6+jwGZgMyyjmZc2FAa6SyU6/g=; b=PXgB1oSLd0DJm+9wg5evcHIf5vYmOkeMjxbYHFqHVo52AhvL+THXxZ8ktUcSoCt8Mh llvsDJ2Vxf3t3pZcivBbRAk3mmjtBf08aW0JcnTbOJdmY2DF8vgkUfaxyE5EQYvxnOaN qU/dF0huZmbH4bJVYHOA8E9yZfp2JteLlPNvWC0UEQ3F/9clbecJtxOSJhLl2XiL+sO9 gGH1Yo6hAKfHZavNGc7Z/k15iO7LvRZXRayVo9FobwhoZGypFsP8JC/rRHK9HTcodKIs +rc/L+AruyRSmVsYkR4l1I6xZy7tH1wY5sl8IGNbC3WjuYsipHqglWd3aa0eURXXdD7U Ag6w== X-Gm-Message-State: ACgBeo14/2aG9sRUSoAk40tFvAb8s7jiHO1YTXS59h9JzWjH6wY9/h3C ZY0vhXSN1T+ApooUsnvCfAFdN0GzXrwcuQ== X-Google-Smtp-Source: AA6agR6ksq0ZkkKgohv2bBKXtdyg9P48k6MRRljLSu+DgoyqkY3+PQKk0ZcnugNZYZsfRuuRDLKzxw== X-Received: by 2002:a67:cf05:0:b0:388:59cb:2336 with SMTP id y5-20020a67cf05000000b0038859cb2336mr14081075vsl.9.1660216900400; Thu, 11 Aug 2022 04:21:40 -0700 (PDT) Received: from mandiga.. ([2804:1b3:a7c0:89b:7ce8:dfea:d524:1a68]) by smtp.gmail.com with ESMTPSA id i31-20020a0561023d1f00b00388859a325asm1302417vsv.30.2022.08.11.04.21.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Aug 2022 04:21:39 -0700 (PDT) To: libc-alpha@sourceware.org, Florian Weimer Subject: [PATCH v4] glibcextract.py: Add compile_c_snippet Date: Thu, 11 Aug 2022 08:21:36 -0300 Message-Id: <20220811112136.62369-1-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-12.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Adhemerval Zanella via Libc-alpha From: Adhemerval Zanella Netto Reply-To: Adhemerval Zanella Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org Sender: "Libc-alpha" It might be used on tests to check if a snippet build with the provided compiler and flags. --- scripts/glibcextract.py | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/scripts/glibcextract.py b/scripts/glibcextract.py index 43ab58ffe2..33463087da 100644 --- a/scripts/glibcextract.py +++ b/scripts/glibcextract.py @@ -17,6 +17,7 @@ # License along with the GNU C Library; if not, see # . +import collections import os.path import re import subprocess @@ -173,3 +174,20 @@ def compare_macro_consts(source_1, source_2, cc, macro_re, exclude_re=None, if not allow_extra_2: ret = 1 return ret + +CompileResult = collections.namedtuple("CompileResult", "returncode output") + +def compile_c_snippet(snippet, cc, extra_cc_args=''): + """Compile and return whether the SNIPPET can be build with CC along + EXTRA_CC_ARGS compiler flags. Return a CompileResult with RETURNCODE + being 0 for success, or the failure value and the compiler output. + """ + with tempfile.TemporaryDirectory() as temp_dir: + c_file_name = os.path.join(temp_dir, 'test.c') + obj_file_name = os.path.join(temp_dir, 'test.o') + with open(c_file_name, 'w') as c_file: + c_file.write(snippet + '\n') + cmd = cc.split() + extra_cc_args.split() + ['-c', '-o', obj_file_name, + c_file_name] + r = subprocess.run(cmd, capture_output=True) + return CompileResult(r.returncode, r.stderr)