From 368571ffa1a0f6cc41f708dd0d27f9b6e9409df8 Mon Sep 17 00:00:00 2001
From: Boyuan Yang <byang@debian.org>
Date: Tue, 9 Jan 2024 07:56:32 -0500
Subject: [PATCH] configure.ac: Do not use hardcoded pkg-config command

Use overridable $PKG_CONFIG instead.

Also fixes some M4 grammar errors in configure.ac.

Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
---
 configure.ac | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/configure.ac b/configure.ac
index f0f9723c..a2251e3d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -663,23 +663,23 @@ AC_ARG_WITH([qt6],
 
 AS_IF([test "x$with_qt" != "xno"],
       [AS_IF([test "x$with_qt6" != "xno"],
-	     PKG_CHECK_MODULES([QT],
+	     [PKG_CHECK_MODULES([QT],
                                [Qt6],
-                               [MOC=`pkg-config Qt6 --variable=moc`
+                               [MOC=`$PKG_CONFIG Qt6 --variable=moc`
                                 QT_VERSION=`$PKG_CONFIG Qt6 --modversion`
-                                QT6_HEADERS=`pkg-config Qt6 --variable=headerdir`
+                                QT6_HEADERS=`$PKG_CONFIG Qt6 --variable=headerdir`
                                 CPPFLAGS="$CPPFLAGS -I$QT6_HEADERS -I$QT6_HEADERS/QtWidgets -I$QT6_HEADERS/QtCore -I$QT6_HEADERS/QtGui"
                                 qt_pkgconfig_file="zbar-qt5.pc"
                                ],
-                               [with_qt6="no"]))
+                               [with_qt6="no"])])
        AS_IF([test "x$with_qt6" = "xno"],
-             PKG_CHECK_MODULES([QT],
+             [PKG_CHECK_MODULES([QT],
                                [Qt5Core >= 5 Qt5Gui >= 5 Qt5Widgets >= 5.0 Qt5X11Extras >= 5.0],
-                               [MOC=`pkg-config Qt5 --variable=moc`
+                               [MOC=`$PKG_CONFIG Qt5 --variable=moc`
                                 QT_VERSION=`$PKG_CONFIG Qt5 --modversion`
                                 qt_pkgconfig_file="zbar-qt5.pc"
                                ],
-                               [with_qt="no"]))
+                               [with_qt="no"])])
       ])
 
 AC_ARG_VAR([MOC], [full path to Qt moc program])