From 2b3bbbc1b7f8723c4947c6d1e4fb43cabc25fb2e Mon Sep 17 00:00:00 2001
From: Pavel Hrdina <phrdina@redhat.com>
Date: Fri, 24 Jul 2020 16:30:06 +0200
Subject: [PATCH 2/4] meson: drop debug_logs configure argument

There is no point of having this option in libvirt because the debug
logs can be configured using log filters.

origin commit: https://gitlab.com/libvirt/libvirt/-/commit/da6d644ea7b49500680a3d4a403571234fecefad
Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Neal Gompa <ngompa13@gmail.com>
Signed-off-by: Chenxi Mao <chenxi.mao@suse.com>
---
 configure.ac       |  3 ---
 m4/virt-debug.m4   | 33 ---------------------------------
 src/util/virlog.h  | 23 +----------------------
 tools/virsh.c      |  2 --
 tools/virt-admin.c |  2 --
 5 files changed, 1 insertion(+), 62 deletions(-)
 delete mode 100644 m4/virt-debug.m4

diff --git a/configure.ac b/configure.ac
index cb62e5aac8..93d13496f3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -496,7 +496,6 @@ dnl
 dnl Miscellaneous checks
 dnl
 
-LIBVIRT_ARG_DEBUG
 LIBVIRT_ARG_DTRACE
 LIBVIRT_ARG_NUMAD
 LIBVIRT_ARG_INIT_SCRIPT
@@ -509,7 +508,6 @@ LIBVIRT_ARG_TLS_PRIORITY
 LIBVIRT_ARG_SYSCTL_CONFIG
 
 
-LIBVIRT_CHECK_DEBUG
 LIBVIRT_CHECK_DTRACE
 LIBVIRT_CHECK_NUMAD
 LIBVIRT_CHECK_INIT_SCRIPT
@@ -1038,7 +1036,6 @@ LIBVIRT_RESULT([Coverage], [$enable_test_coverage])
 AC_MSG_NOTICE([])
 AC_MSG_NOTICE([Miscellaneous])
 AC_MSG_NOTICE([])
-LIBVIRT_RESULT_DEBUG
 LIBVIRT_RESULT([Use -Werror], [$enable_werror])
 LIBVIRT_RESULT([Warning Flags], [$WARN_CFLAGS])
 LIBVIRT_RESULT_DTRACE
diff --git a/m4/virt-debug.m4 b/m4/virt-debug.m4
deleted file mode 100644
index d3ac0564f2..0000000000
--- a/m4/virt-debug.m4
+++ /dev/null
@@ -1,33 +0,0 @@
-dnl The debug check
-dnl
-dnl Copyright (C) 2016 Red Hat, Inc.
-dnl
-dnl This library is free software; you can redistribute it and/or
-dnl modify it under the terms of the GNU Lesser General Public
-dnl License as published by the Free Software Foundation; either
-dnl version 2.1 of the License, or (at your option) any later version.
-dnl
-dnl This library is distributed in the hope that it will be useful,
-dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
-dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-dnl Lesser General Public License for more details.
-dnl
-dnl You should have received a copy of the GNU Lesser General Public
-dnl License along with this library.  If not, see
-dnl <http://www.gnu.org/licenses/>.
-dnl
-
-AC_DEFUN([LIBVIRT_ARG_DEBUG], [
-  LIBVIRT_ARG_ENABLE([DEBUG], [enable debugging output], [yes])
-])
-
-AC_DEFUN([LIBVIRT_CHECK_DEBUG], [
-  AM_CONDITIONAL([ENABLE_DEBUG], test x"$enable_debug" = x"yes")
-  if test x"$enable_debug" = x"yes"; then
-    AC_DEFINE([ENABLE_DEBUG], [], [whether debugging is enabled])
-  fi
-])
-
-AC_DEFUN([LIBVIRT_RESULT_DEBUG], [
-  LIBVIRT_RESULT([Debug], [$enable_debug])
-])
diff --git a/src/util/virlog.h b/src/util/virlog.h
index feb2f85904..716fb9a378 100644
--- a/src/util/virlog.h
+++ b/src/util/virlog.h
@@ -78,29 +78,8 @@ struct _virLogSource {
         .serial = 0, \
     }
 
-/*
- * If configured with --enable-debug=yes then library calls
- * are printed to stderr for debugging or to an appropriate channel
- * defined at runtime from the libvirt daemon configuration file
- */
-#ifdef ENABLE_DEBUG
-# define VIR_DEBUG_INT(src, filename, linenr, funcname, ...) \
+#define VIR_DEBUG_INT(src, filename, linenr, funcname, ...) \
     virLogMessage(src, VIR_LOG_DEBUG, filename, linenr, funcname, NULL, __VA_ARGS__)
-#else
-/**
- * virLogEatParams:
- *
- * Do nothing but eat parameters.
- */
-static inline void virLogEatParams(virLogSourcePtr unused, ...)
-{
-    /* Silence gcc */
-    unused = unused;
-}
-# define VIR_DEBUG_INT(src, filename, linenr, funcname, ...) \
-    virLogEatParams(src, filename, linenr, funcname, __VA_ARGS__)
-#endif /* !ENABLE_DEBUG */
-
 #define VIR_INFO_INT(src, filename, linenr, funcname, ...) \
     virLogMessage(src, VIR_LOG_INFO, filename, linenr, funcname, NULL, __VA_ARGS__)
 #define VIR_WARN_INT(src, filename, linenr, funcname, ...) \
diff --git a/tools/virsh.c b/tools/virsh.c
index 197a90636d..06ff5e8336 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -614,9 +614,7 @@ virshShowVersion(vshControl *ctl G_GNUC_UNUSED)
 #ifdef WITH_SECRETS
     vshPrint(ctl, " Secrets");
 #endif
-#ifdef ENABLE_DEBUG
     vshPrint(ctl, " Debug");
-#endif
 #ifdef WITH_DTRACE_PROBES
     vshPrint(ctl, " DTrace");
 #endif
diff --git a/tools/virt-admin.c b/tools/virt-admin.c
index a8e5e0a5af..df23330ee1 100644
--- a/tools/virt-admin.c
+++ b/tools/virt-admin.c
@@ -1277,9 +1277,7 @@ vshAdmShowVersion(vshControl *ctl G_GNUC_UNUSED)
 #ifdef WITH_LIBVIRTD
     vshPrint(ctl, " Daemon");
 #endif
-#ifdef ENABLE_DEBUG
     vshPrint(ctl, " Debug");
-#endif
 #if WITH_READLINE
     vshPrint(ctl, " Readline");
 #endif
-- 
2.33.0