From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x434.google.com (mail-wr1-x434.google.com [IPv6:2a00:1450:4864:20::434]) by sourceware.org (Postfix) with ESMTPS id 157843858C74 for ; Mon, 20 Feb 2023 15:49:03 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 157843858C74 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-wr1-x434.google.com with SMTP id p8so1813403wrt.12 for ; Mon, 20 Feb 2023 07:49:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=+1VTNuoi+Jm6jEw9bIffFRrPnusCFtSstb7YumGzess=; b=lIGRo7aGeag++/8cTl2IHo+rc7a8eNN8ufu5KXUcbSvUweU9PFhiZHKxaT3YgwkshP JDp7fCNVEF244lRVo8y/I+j542bKQ78aAE72+7nF5oS0XhYA6YuIhB8GOZ5cX0Rs1xX0 o54HZ8iYZzqaY7iTz+EwmMFQy8xYoAaASzn4cItPyeuQUcm1eiI42jBIudGiqvhSzIcj 2KYUxwlKmLroArYZUbDlQ8pXc4zOMs2k8hPNw73EFI9Xcm5ls4R5IzeJ1jH7yDJecqfM XNcmwt0E6PrGiJfqPUOwb+KNsxIzdKlA8iFa3tRlXnZTEult63lNV/1SbVe16PN64L8F ST5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=+1VTNuoi+Jm6jEw9bIffFRrPnusCFtSstb7YumGzess=; b=MEIgW3MIjFSC6XyAYVQU2TcrU1jm1j1JjmI1tBq01fJ8a2LXAM1cA1SAn73kAhVrnk cY+yM77G3BOddohglY8iqAdHxSQw/fpDZlHLDNihdLiWGcHCPiVgN7weSiDCg8NQJ93o oMVcksRvA4z1WVyVLch/Fl8ONvR7PjdFPap0MH2NT4uziIi1zxS7dyQqQrBYaOfP1cWm yJS4y1pSBup4/GCyP/RYSAjlEqK0vzjgNAvMJkyPGp9wl5zyWhcJOpBHn1RYj+c0Eu7c joM3qmnRr2UkzT82fDcWkzw1BqEgRi690EhezPEOy2z721y3LAroS6gAq/vNWfWDCnlN Xirg== X-Gm-Message-State: AO0yUKUB0+COl85LaQLAchakocpAQNJQJbHf8b+mmts4gVtE/d+FFWsX MFa3Wl233RLQTCmDArXsmSg977qACglPq08MkdIekiBeZ6Y= X-Google-Smtp-Source: AK7set9c4i215ZuN/6sbYXYp8mg1rEm4/ZXbUdcbRme2y5HGZtbNCGgPgFvg23qUjG0Q/CYuvx4rhLFWbGmOpAQxs2M= X-Received: by 2002:a05:6000:100c:b0:2c5:4f27:1d53 with SMTP id a12-20020a056000100c00b002c54f271d53mr71788wrx.3.1676908141833; Mon, 20 Feb 2023 07:49:01 -0800 (PST) MIME-Version: 1.0 From: "Carlo B." Date: Mon, 20 Feb 2023 16:48:50 +0100 Message-ID: Subject: Bug in CYGWIN's UUID library: GUID_NULL not found. To: The Cygwin Mailing List Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-0.8 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Hello, I think that there is a bug into the uuid library, the one to be used with the W32API for the POSIX core. Please have a look to the following tiny test code: //==================== #include #include #include #include int main() { printf("GUID_NULL=\"%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X\"\n", GUID_NULL.Data1, GUID_NULL.Data2, GUID_NULL.Data3, GUID_NULL.Data4[0], GUID_NULL.Data4[1], GUID_NULL.Data4[2], GUID_NULL.Data4[3], GUID_NULL.Data4[4], GUID_NULL.Data4[5], GUID_NULL.Data4[6], GUID_NULL.Data4[7] ); return 0; } //==================== Compiling it with x86_64-pc-cygwin or i686-pc-cygwin does not work: $ gcc e.c -o e.exe -luuid /usr/lib/gcc/x86_64-pc-cygwin/11/../../../../x86_64-pc-cygwin/bin/ld: /tmp/ccyJK3d9.o:e.c:(.rdata$.refptr.GUID_NULL[.refptr.GUID_NULL]+0x0): undefined reference to `GUID_NULL' collect2: error: ld returned 1 exit status But it works fine when using MinGW-w64 compilers: $ x86_64-w64-mingw32-gcc e.c -o e.exe -luuid $ ./e.exe GUID_NULL="00000000-0000-0000-0000-000000000000" I discovered this issue when making a new FluidSynth package for CYGWIN for my repository of packages. Can you confirm it? Thank you very much for your time. Sincerely, Carlo Bramini.