From patchwork Mon Jan 14 22:52:56 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Samuel Thibault X-Patchwork-Id: 10763625 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 90DC51580 for ; Mon, 14 Jan 2019 23:50:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 81AB22AF02 for ; Mon, 14 Jan 2019 23:50:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 737142C639; Mon, 14 Jan 2019 23:50:53 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2041E2AF02 for ; Mon, 14 Jan 2019 23:50:53 +0000 (UTC) Received: from localhost ([127.0.0.1]:44224 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gjC0K-0000Mn-GZ for patchwork-qemu-devel@patchwork.kernel.org; Mon, 14 Jan 2019 18:50:52 -0500 Received: from eggs.gnu.org ([209.51.188.92]:35349) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gjB7P-0004vV-15 for qemu-devel@nongnu.org; Mon, 14 Jan 2019 17:54:07 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gjB7O-0001oU-9j for qemu-devel@nongnu.org; Mon, 14 Jan 2019 17:54:06 -0500 Received: from hera.aquilenet.fr ([185.233.100.1]:40690) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gjB7O-0001c6-1P for qemu-devel@nongnu.org; Mon, 14 Jan 2019 17:54:06 -0500 Received: from localhost (localhost [127.0.0.1]) by hera.aquilenet.fr (Postfix) with ESMTP id A44EB1BBE; Mon, 14 Jan 2019 23:53:47 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at aquilenet.fr Received: from hera.aquilenet.fr ([127.0.0.1]) by localhost (hera.aquilenet.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ghyZ_F4JrB9x; Mon, 14 Jan 2019 23:53:46 +0100 (CET) Received: from function.home (lfbn-1-11161-124.w86-213.abo.wanadoo.fr [86.213.235.124]) by hera.aquilenet.fr (Postfix) with ESMTPSA id 2DDDA1BFF; Mon, 14 Jan 2019 23:53:13 +0100 (CET) Received: from samy by function.home with local (Exim 4.92-RC4) (envelope-from ) id 1gjB6V-0005g4-3p; Mon, 14 Jan 2019 23:53:11 +0100 From: Samuel Thibault To: qemu-devel@nongnu.org Date: Mon, 14 Jan 2019 23:52:56 +0100 Message-Id: <20190114225306.21569-56-samuel.thibault@ens-lyon.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190114225306.21569-1-samuel.thibault@ens-lyon.org> References: <20190114225306.21569-1-samuel.thibault@ens-lyon.org> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 185.233.100.1 Subject: [Qemu-devel] [PULL 55/65] slirp: introduce SLIRP_DEBUG environment variable X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Samuel Thibault , stefanha@redhat.com, jan.kiszka@siemens.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Marc-André Lureau Learn to read SLIRP_DEBUG=call,misc,error (all or help also handled) to set the slirp_debug flags. Signed-off-by: Marc-André Lureau Signed-off-by: Samuel Thibault --- slirp/misc.c | 8 -------- slirp/slirp.c | 15 +++++++++++++++ 2 files changed, 15 insertions(+), 8 deletions(-) diff --git a/slirp/misc.c b/slirp/misc.c index e30d2ceb2a..a0f104be5e 100644 --- a/slirp/misc.c +++ b/slirp/misc.c @@ -11,14 +11,6 @@ #include "qemu/error-report.h" #include "qemu/main-loop.h" -#ifdef DEBUG -#define SLIRP_DEBUG (DBG_CALL | DBG_MISC | DBG_ERROR) -#else -#define SLIRP_DEBUG 0 -#endif - -int slirp_debug = SLIRP_DEBUG; - inline void insque(void *a, void *b) { diff --git a/slirp/slirp.c b/slirp/slirp.c index ce5f571d0f..0b70cb9fb6 100644 --- a/slirp/slirp.c +++ b/slirp/slirp.c @@ -35,6 +35,8 @@ #include #endif +int slirp_debug; + /* Define to 1 if you want KEEPALIVE timers */ bool slirp_do_keepalive; @@ -250,6 +252,7 @@ int get_dns6_addr(struct in6_addr *pdns6_addr, uint32_t *scope_id) static void slirp_init_once(void) { static int initialized; + const char *debug; #ifdef _WIN32 WSADATA Data; #endif @@ -266,6 +269,18 @@ static void slirp_init_once(void) loopback_addr.s_addr = htonl(INADDR_LOOPBACK); loopback_mask = htonl(IN_CLASSA_NET); + + debug = g_getenv("SLIRP_DEBUG"); + if (debug) { + const GDebugKey keys[] = { + { "call", DBG_CALL }, + { "misc", DBG_MISC }, + { "error", DBG_ERROR }, + }; + slirp_debug = g_parse_debug_string(debug, keys, G_N_ELEMENTS(keys)); + } + + } static void slirp_state_save(QEMUFile *f, void *opaque);