From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36318) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e5XVc-0005A0-8A for qemu-devel@nongnu.org; Fri, 20 Oct 2017 09:38:45 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e5XVY-0002ty-Iv for qemu-devel@nongnu.org; Fri, 20 Oct 2017 09:38:44 -0400 Received: from smtp02.citrix.com ([66.165.176.63]:19492) by eggs.gnu.org with esmtps (TLS1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.71) (envelope-from ) id 1e5XVY-0002qS-Bb for qemu-devel@nongnu.org; Fri, 20 Oct 2017 09:38:40 -0400 From: Ian Jackson Date: Fri, 20 Oct 2017 14:38:22 +0100 Message-ID: <1508506702-17704-8-git-send-email-ian.jackson@eu.citrix.com> In-Reply-To: <1508506702-17704-1-git-send-email-ian.jackson@eu.citrix.com> References: <23017.64539.31230.43449@mariner.uk.xensource.com> <1508506702-17704-1-git-send-email-ian.jackson@eu.citrix.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v5.1 8/8] configure: do_compiler: Dump some extra info under bash List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Ross Lagerwall , Anthony PERARD , Juergen Gross , Stefano Stabellini , xen-devel@lists.xenproject.org, Ian Jackson , Ian Jackson This makes it much easier to find a particular thing in config.log. The information may be lacking in other shells, resulting in harmless empty output. (This is why we don't use the proper ${FUNCNAME[*]} array syntax - other shells will choke on that.) The extra output is only printed if configure is run with bash. The something), it is necessary to say bash ./configure to get the extra debug info in the log. Signed-off-by: Ian Jackson --- v4: No longer tag this patch RFC. --- configure | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/configure b/configure index 6f691df..21a2b15 100755 --- a/configure +++ b/configure @@ -60,6 +60,10 @@ do_compiler() { # is compiler binary to execute. local compiler="$1" shift + echo >>config.log " +funcs: ${FUNCNAME} +lines: ${BASH_LINENO} +files: ${BASH_SOURCE}" echo $compiler "$@" >> config.log $compiler "$@" >> config.log 2>&1 || return $? # Test passed. If this is an --enable-werror build, rerun -- 2.1.4