From: Xīcò Date: Sat, 10 May 2014 18:44:00 +0000 (+1700) Subject: [PATCH] configure: add a fallback check for zlib X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=b5f26128a920fe3ff78ca895ec8b96b13aacd64a;p=notmuch-archives.git [PATCH] configure: add a fallback check for zlib --- diff --git a/18/e4b0abf00ac50ac1749e66926d7b6b7d724b9f b/18/e4b0abf00ac50ac1749e66926d7b6b7d724b9f new file mode 100644 index 000000000..87bd056b7 --- /dev/null +++ b/18/e4b0abf00ac50ac1749e66926d7b6b7d724b9f @@ -0,0 +1,121 @@ +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 2E201431FC0 + for ; Sat, 10 May 2014 11:44:18 -0700 (PDT) +X-Virus-Scanned: Debian amavisd-new at olra.theworths.org +X-Spam-Flag: NO +X-Spam-Score: 0.001 +X-Spam-Level: +X-Spam-Status: No, score=0.001 tagged_above=-999 required=5 + tests=[UNPARSEABLE_RELAY=0.001] 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 Iyn9uc7s6ZOs for ; + Sat, 10 May 2014 11:44:14 -0700 (PDT) +Received: from mail.atelo.org (atelo.org [192.95.27.91]) + (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) + (No client certificate requested) + by olra.theworths.org (Postfix) with ESMTPS id 16DC8431FBF + for ; Sat, 10 May 2014 11:44:14 -0700 (PDT) +Received: from coyotlan.atelo.org (ovo.atelo.org [192.168.1.7]); + by mail.atelo.org (OpenSMTPD) with ESMTP id 8318a6ef; + Sat, 10 May 2014 18:43:39 +0000 (UTC) +Received: from localhost (1001@localhost [local]); + by localhost (OpenSMTPD) with ESMTPA id 88a4d327; + Sat, 10 May 2014 11:44:06 -0700 (PDT) +User-Agent: OpenSMTPD enqueuer (Demoostik) +From: =?UTF-8?q?X=C4=ABc=C3=B2?= +To: notmuch@notmuchmail.org +Subject: [PATCH] configure: add a fallback check for zlib +Date: Sat, 10 May 2014 11:44:00 -0700 +Message-Id: <1399747440-5611-1-git-send-email-xico@atelo.org> +X-Mailer: git-send-email 1.9.2 +In-Reply-To: +References: +Cc: Tomi Ollila +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: Sat, 10 May 2014 18:44:18 -0000 + +Since zlib is part of the base system, FreeBSD chose not to register it +in pkg-config through zlib.pc. As a fallback test, configure will build +and run a zlib version check and make sure the header and library +versions are compatible. +--- + compat/have_zlib.c | 6 ++++++ + configure | 21 ++++++++++++++++----- + 2 files changed, 22 insertions(+), 5 deletions(-) + create mode 100644 compat/have_zlib.c + +diff --git a/compat/have_zlib.c b/compat/have_zlib.c +new file mode 100644 +index 0000000..abaeedd +--- /dev/null ++++ b/compat/have_zlib.c +@@ -0,0 +1,6 @@ ++#include ++ ++int main(void) ++{ ++ return (ZLIB_VERNUM) < (MINVER) || zlibVersion()[0] != (ZLIB_VERSION)[0]; ++} +diff --git a/configure b/configure +index 9bde2eb..7a11ded 100755 +--- a/configure ++++ b/configure +@@ -340,16 +340,27 @@ else + errors=$((errors + 1)) + fi + +-printf "Checking for zlib (>= 1.2.5.2)... " ++zv1=1 zv2=2 zv3=5 zv4=1 ++printf "Checking for zlib (>= $zv1.$zv2.$zv3.$zv4)... " + have_zlib=0 +-if pkg-config --atleast-version=1.2.5.2 zlib; then ++if pkg-config --atleast-version=$zv1.$zv2.$zv3.$zv4 zlib; then + printf "Yes.\n" + have_zlib=1 + zlib_cflags=$(pkg-config --cflags zlib) + zlib_ldflags=$(pkg-config --libs zlib) + else +- printf "No.\n" +- errors=$((errors + 1)) ++ # Try finding zlib directly (e.g. on FreeBSD) ++ zlib_cflags= ++ zlib_ldflags=-lz ++ if ${CC} ${zlib_cflags} -DMINVER=0x$zv1$zv2$zv3$zv4 -o compat/have_zlib "$srcdir"/compat/have_zlib.c ${zlib_ldflags} > /dev/null 2>&1 && ./compat/have_zlib ++ then ++ printf "Yes.\n" ++ have_zlib=1 ++ else ++ printf "No.\n" ++ errors=$((errors + 1)) ++ fi ++ rm -f compat/have_zlib + fi + + printf "Checking for talloc development files... " +@@ -509,7 +520,7 @@ EOF + echo " http://xapian.org/" + fi + if [ $have_zlib -eq 0 ]; then +- echo " zlib library (>= version 1.2.5.2, including development files such as headers)" ++ echo " zlib library (>= version $zv1.$zv2.$zv3.$zv4, including development files such as headers)" + echo " http://zlib.net/" + echo + fi +-- +1.9.2 +