From 484e2923b45ceccb0ea547a4a860ecc5315ada67 Mon Sep 17 00:00:00 2001
From: Donald Carr <donald.carr@nokia.com>
Date: Fri, 2 Mar 2012 04:58:33 +0000
Subject: Query udev build parameters from pkg-config

Change-Id: Ia3b7329d7359684ee7bf572a7e5fb681105108f4
Reviewed-by: Donald Carr <donald.carr@nokia.com>
Reviewed-by: Holger Freyther <holger+qt@freyther.de>
Reviewed-by: Laszlo Agocs <laszlo.p.agocs@nokia.com>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>
---
 config.tests/unix/libudev/libudev.pro               | 3 ++-
 configure                                           | 9 ++++++++-
 mkspecs/common/linux.conf                           | 1 +
 src/platformsupport/udev/udev.pri                   | 2 ++
 src/plugins/generic/evdevkeyboard/evdevkeyboard.pro | 4 ++--
 src/plugins/generic/evdevmouse/evdevmouse.pro       | 2 ++
 src/plugins/generic/evdevtouch/evdevtouch.pro       | 2 ++
 7 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/config.tests/unix/libudev/libudev.pro b/config.tests/unix/libudev/libudev.pro
index 7f571b5a6d..28b8980e2e 100644
--- a/config.tests/unix/libudev/libudev.pro
+++ b/config.tests/unix/libudev/libudev.pro
@@ -1,3 +1,4 @@
 SOURCES = libudev.cpp
 CONFIG -= qt
-LIBS += -ludev
+LIBS += $$QMAKE_LIBS_LIBUDEV
+INCLUDEPATH += $$QMAKE_INCDIR_LIBUDEV
diff --git a/configure b/configure
index 90e0a5fcda..f29df99ae9 100755
--- a/configure
+++ b/configure
@@ -5294,7 +5294,13 @@ if [ "$PLATFORM_QPA" = "yes" ]; then
     fi
 
     if [ "$CFG_LIBUDEV" != "no" ]; then
-        if "$unixtests/compile.test" "$XQMAKESPEC" "$QMAKE_CONFIG" $OPT_VERBOSE "$relpath" "$outpath" config.tests/unix/libudev "libudev" $L_FLAGS $I_FLAGS $l_FLAGS; then
+       if [ -n "$PKG_CONFIG" ] && $PKG_CONFIG --exists libudev 2>/dev/null; then
+           QMAKE_INCDIR_LIBUDEV=`$PKG_CONFIG --cflags-only-I libudev 2>/dev/null | sed -e 's,^-I,,g' -e 's, -I, ,g'`
+           QMAKE_LIBS_LIBUDEV=`$PKG_CONFIG --libs libudev 2>/dev/null`
+           QMakeVar set QMAKE_INCDIR_LIBUDEV "$QMAKE_INCDIR_LIBUDEV"
+           QMakeVar set QMAKE_LIBS_LIBUDEV "$QMAKE_LIBS_LIBUDEV"
+       fi
+       if "$unixtests/compile.test" "$XQMAKESPEC" "$QMAKE_CONFIG" $OPT_VERBOSE "$relpath" "$outpath" config.tests/unix/libudev "libudev" $L_FLAGS $I_FLAGS $l_FLAGS $QMAKE_INCDIR_LIBUDEV $QMAKE_LIBS_LIBUDEV; then
             CFG_LIBUDEV=yes
             QT_CONFIG="$QT_CONFIG libudev"
         elif [ "$CFG_LIBUDEV" = "yes" ]; then
@@ -6890,6 +6896,7 @@ else
 fi
 echo "zlib support ........... $CFG_ZLIB"
 echo "Session management ..... $CFG_SM"
+echo "libudev support ........ $CFG_LIBUDEV"
 
 if [ "$CFG_OPENGL" = "desktop" ]; then
     echo "OpenGL support ......... yes (Desktop OpenGL)"
diff --git a/mkspecs/common/linux.conf b/mkspecs/common/linux.conf
index a809a6b6f9..384c013309 100644
--- a/mkspecs/common/linux.conf
+++ b/mkspecs/common/linux.conf
@@ -34,6 +34,7 @@ QMAKE_LIBS_OPENGL_ES1 = -lGLES_CM
 QMAKE_LIBS_OPENGL_ES2 = -lGLESv2
 QMAKE_LIBS_OPENVG     = -lOpenVG
 QMAKE_LIBS_THREAD     = -lpthread
+QMAKE_LIBS_LIBUDEV    = -ludev
 
 QMAKE_CFLAGS_WAYLAND =
 QMAKE_INCDIR_WAYLAND =
diff --git a/src/platformsupport/udev/udev.pri b/src/platformsupport/udev/udev.pri
index 21c71d5f5b..c99d4b6810 100644
--- a/src/platformsupport/udev/udev.pri
+++ b/src/platformsupport/udev/udev.pri
@@ -1,4 +1,6 @@
 contains(QT_CONFIG, libudev) {
     HEADERS += $$PWD/qudevhelper_p.h $$PWD/qudevicehelper_p.h
     SOURCES += $$PWD/qudevhelper.cpp $$PWD/qudevicehelper.cpp
+
+    INCLUDEPATH += $$QMAKE_INCDIR_LIBUDEV
 }
diff --git a/src/plugins/generic/evdevkeyboard/evdevkeyboard.pro b/src/plugins/generic/evdevkeyboard/evdevkeyboard.pro
index 82edf170a8..21e4bf63ee 100644
--- a/src/plugins/generic/evdevkeyboard/evdevkeyboard.pro
+++ b/src/plugins/generic/evdevkeyboard/evdevkeyboard.pro
@@ -12,11 +12,11 @@ HEADERS = \
 
 QT += core-private platformsupport-private
 
-LIBS += -ludev
-
 SOURCES = main.cpp \
     qevdevkeyboardhandler.cpp \
     qevdevkeyboardmanager.cpp
 
 OTHER_FILES += \
     evdevkeyboard.json
+
+LIBS += $$QMAKE_LIBS_LIBUDEV
diff --git a/src/plugins/generic/evdevmouse/evdevmouse.pro b/src/plugins/generic/evdevmouse/evdevmouse.pro
index c5d162fb2f..781d901f28 100644
--- a/src/plugins/generic/evdevmouse/evdevmouse.pro
+++ b/src/plugins/generic/evdevmouse/evdevmouse.pro
@@ -14,3 +14,5 @@ SOURCES = main.cpp \
 
 OTHER_FILES += \
     evdevmouse.json
+
+LIBS += $$QMAKE_LIBS_LIBUDEV
diff --git a/src/plugins/generic/evdevtouch/evdevtouch.pro b/src/plugins/generic/evdevtouch/evdevtouch.pro
index f9fb4a61d8..192a87c2a3 100644
--- a/src/plugins/generic/evdevtouch/evdevtouch.pro
+++ b/src/plugins/generic/evdevtouch/evdevtouch.pro
@@ -16,6 +16,8 @@ QT += core-private platformsupport-private
 OTHER_FILES += \
     evdevtouch.json
 
+LIBS += $$QMAKE_LIBS_LIBUDEV
+
 # DEFINES += USE_MTDEV
 
 contains(DEFINES, USE_MTDEV): LIBS += -lmtdev
-- 
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