From 54809895ca78b49e332febbbf1fba4590ca030cf Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 6 Nov 2013 21:01:41 +0200 Subject: [PATCH] [PATCH] lib: add library version check macro --- 0f/ff303d4f0ecf50cafde3724e94c0485bf8305e | 111 ++++++++++++++++++++++ 1 file changed, 111 insertions(+) create mode 100644 0f/ff303d4f0ecf50cafde3724e94c0485bf8305e diff --git a/0f/ff303d4f0ecf50cafde3724e94c0485bf8305e b/0f/ff303d4f0ecf50cafde3724e94c0485bf8305e new file mode 100644 index 000000000..63b2eb6b0 --- /dev/null +++ b/0f/ff303d4f0ecf50cafde3724e94c0485bf8305e @@ -0,0 +1,111 @@ +Return-Path: +X-Original-To: notmuch@notmuchmail.org +Delivered-To: notmuch@notmuchmail.org +Received: from localhost (localhost [127.0.0.1]) + by olra.theworths.org (Postfix) with ESMTP id BEEF2429E5A + for ; Wed, 6 Nov 2013 11:01:54 -0800 (PST) +X-Virus-Scanned: Debian amavisd-new at olra.theworths.org +X-Spam-Flag: NO +X-Spam-Score: -0.7 +X-Spam-Level: +X-Spam-Status: No, score=-0.7 tagged_above=-999 required=5 + tests=[RCVD_IN_DNSWL_LOW=-0.7] autolearn=disabled +Received: from olra.theworths.org ([127.0.0.1]) + by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id 971tZOADL14V for ; + Wed, 6 Nov 2013 11:01:47 -0800 (PST) +Received: from mail-ee0-f53.google.com (mail-ee0-f53.google.com + [74.125.83.53]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (No client + certificate requested) by olra.theworths.org (Postfix) with ESMTPS id + 0C62A429E53 for ; Wed, 6 Nov 2013 11:01:46 -0800 + (PST) +Received: by mail-ee0-f53.google.com with SMTP id e51so2781551eek.12 + for ; Wed, 06 Nov 2013 11:01:45 -0800 (PST) +X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; + d=1e100.net; s=20130820; + h=x-gm-message-state:from:to:cc:subject:date:message-id; + bh=WeA/q4IO17MWeV098NP4+fVNyYmizvN1vtdbwFUwrxI=; + b=H+dJhEIVD9naL/k5+XlrKQyp7SPevqIL7KTB/35Sq6nkl+1//BfXIm+s0TOsYa/mIN + 5sNqoV66prIngq2jq9xSnyKlt60CrZkxkANjW3LvJl1mOxO0L+cF06UEeReA4UkJKmdn + e7WKEmuHFCLOTkmWrThvWgDQuN724uk6YGElDT01ZoNpmK0MvNUBQV9XShn2odejNumZ + s4mu02zVOs83YE2yiWd8dR04R0DWqqTdJxvvdw5n710cAjsP1f5de5YgL6WMU+Vc/ar1 + bbCfrieP5+eugWv6j5kAARaEN8vFZOE+lyuBagRbzJ00zQIsJpPuN0yai7XpEYtVXqiu + zeIQ== +X-Gm-Message-State: + ALoCoQnf4uALkFl2SJX/EhK2KkjT6srgqvQaao7SYNarFN85qqVVOniUPFDxv231UjT8ax4ZiGtN +X-Received: by 10.14.1.130 with SMTP id 2mr5460498eed.24.1383764504484; + Wed, 06 Nov 2013 11:01:44 -0800 (PST) +Received: from localhost (dsl-hkibrasgw2-58c36f-91.dhcp.inet.fi. + [88.195.111.91]) + by mx.google.com with ESMTPSA id 8sm45841004eem.15.2013.11.06.11.01.42 + for + (version=TLSv1.2 cipher=RC4-SHA bits=128/128); + Wed, 06 Nov 2013 11:01:43 -0800 (PST) +From: Jani Nikula +To: notmuch@notmuchmail.org +Subject: [PATCH] lib: add library version check macro +Date: Wed, 6 Nov 2013 21:01:41 +0200 +Message-Id: <1383764501-18973-1-git-send-email-jani@nikula.org> +X-Mailer: git-send-email 1.8.4.rc3 +X-BeenThere: notmuch@notmuchmail.org +X-Mailman-Version: 2.1.13 +Precedence: list +List-Id: "Use and development of the notmuch mail system." + +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +X-List-Received-Date: Wed, 06 Nov 2013 19:01:54 -0000 + +There have been some plans for making build incompatible changes to +the library API. This is inconvenient, but it is much more so without +a way to easily conditional build against multiple versions of +notmuch. + +The macro has been lifted from glib. +--- + lib/notmuch.h | 24 ++++++++++++++++++++++++ + 1 file changed, 24 insertions(+) + +diff --git a/lib/notmuch.h b/lib/notmuch.h +index 9dab555..d109a2c 100644 +--- a/lib/notmuch.h ++++ b/lib/notmuch.h +@@ -41,6 +41,30 @@ NOTMUCH_BEGIN_DECLS + #define TRUE 1 + #endif + ++#define NOTMUCH_MAJOR_VERSION 0 ++#define NOTMUCH_MINOR_VERSION 17 ++#define NOTMUCH_MICRO_VERSION 0 ++ ++/* ++ * Check the version of the notmuch library being compiled against. ++ * ++ * Return true if the library being compiled against is of the ++ * specified version or above. For example: ++ * ++ * #if NOTMUCH_CHECK_VERSION(0, 18, 0) ++ * (code requiring notmuch 0.18 or above) ++ * #endif ++ * ++ * NOTMUCH_CHECK_VERSION has been defined since version 0.17.0; you ++ * can use #if !defined(NOTMUCH_CHECK_VERSION) to check for versions ++ * prior to that. ++ */ ++#define NOTMUCH_CHECK_VERSION (major, minor, micro) \ ++ (NOTMUCH_MAJOR_VERSION > (major) || \ ++ (NOTMUCH_MAJOR_VERSION == (major) && NOTMUCH_MINOR_VERSION > (minor)) || \ ++ (NOTMUCH_MAJOR_VERSION == (major) && NOTMUCH_MINOR_VERSION == (minor) && \ ++ NOTMUCH_MICRO_VERSION >= (micro))) ++ + typedef int notmuch_bool_t; + + /* Status codes used for the return values of most functions. +-- +1.8.4.rc3 + -- 2.26.2