From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lj1-x230.google.com (mail-lj1-x230.google.com [IPv6:2a00:1450:4864:20::230]) by sourceware.org (Postfix) with ESMTPS id 7623F3858D35 for ; Sun, 2 Apr 2023 05:19:14 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 7623F3858D35 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-lj1-x230.google.com with SMTP id 20so27127832lju.0 for ; Sat, 01 Apr 2023 22:19:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; t=1680412753; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=jgNJs9J2/KKNtyEsRSaOOcNvxDYuVPR0snS0OkDAwGY=; b=lbgM0sizC+PT6zJDRUcF12VKRfgg/mkdcGJh1CCbQBbJPfxe9d6+OUkQFVO096p2/Q 4cJziiLN3iF3vRsVQaUrz8zeell3MNuyxA2XrDN1U3XQm7JrwhQqCwJ9sfCnsh183tcy gJhWwT8ELnvm/QcTeqvQYFFtd9CaaO2a5vjQjClfoU7miyE5tunk47NcQztSuqkiteb6 Tu+fMM1lmW+BcaE3BnNB6kQCh5/I/ZFR3tg5bK3aheLrm1Z4ci51iu1pU3d/T7+PrgnY +b1zunqMM8CHHbf0ODAtVEOBxIUFhStcsVRJMj5ha9JoBCrtTm22bmJ1n9pQgsUPEODP sQ2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680412753; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=jgNJs9J2/KKNtyEsRSaOOcNvxDYuVPR0snS0OkDAwGY=; b=ixdr2ORvDeKnkDBkUY4U+f8cGe/pzjbOzbRrGBpsSjtVfaOpD7ayuZ2L9XOAbFgxzL lwX/oUuw/7wZLE4B9hsZ0Jl0/Y/3szaWo+v/LzW08fIehUFyBEbVhCt0550F0LvfiREA bQAyA3spqQHYmT+y2e6zN0WXSxATFwLuFYrcYwUWq/q+5P/UbPCHIzLLjFBlbsb3Geky mte+Qx32+uVnm+ZcrPK2L74MnQ792o8Sl8CZ2+4QGrEvTEy5r7ONUgv5c8DrE9EK5Mny Yafn2v5D9STYu+tdoSqaSHeo1KvwfcnVky4/CM1TZuwY6bA5sbzQQi0SEUXKv2RbHUtw oAQg== X-Gm-Message-State: AAQBX9dSPiXSd7eFKMgDIuAuhCWxPEDJZrRPec2Ze0Oe2Kya6BwlLkv3 l/3g40B6XPIC9hnKaDcYWYL1ttE82laH6steJ5eGX/aFVLw= X-Google-Smtp-Source: AKy350YnQF2As0OxWXyDF7/iv8jzNWtGfC6HG5uf16z8/bbmoL9t2s/oDqWh4UKxiLewGDLtYnARyyxl5pshwCzDbjM= X-Received: by 2002:a2e:9d16:0:b0:2a6:16b4:40a2 with SMTP id t22-20020a2e9d16000000b002a616b440a2mr3470114lji.5.1680412752604; Sat, 01 Apr 2023 22:19:12 -0700 (PDT) MIME-Version: 1.0 From: Chance Date: Sun, 2 Apr 2023 00:19:02 -0500 Message-ID: Subject: MSG_MORE socket.h flag To: cygwin@cygwin.com Content-Type: multipart/alternative; boundary="00000000000031f05905f85395fd" X-Spam-Status: No, score=0.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,HTML_MESSAGE,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: --00000000000031f05905f85395fd Content-Type: text/plain; charset="UTF-8" I've used cygwin in the past few years using the MSG_MORE flag when using some socket functions but now it's not defined in cygwin\socket.h and MSG_EOR is using the value of MSG_MORE (0x8000). Above that in the socket.h file there is a comment /* MSG_EOR is not supported. We use the MSG_PARTIAL flag here */. I understand this as meaning MSG_EOR now works as MSG_MORE would and that MSG_EOR is not usable. Just want some clarification on this. --00000000000031f05905f85395fd--