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Date: Fri, 1 Jul 2011 21:47:36 -0400
From: Arnaud Lacombe <lacombar@...il.com>
To: linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
Michal Marek <mmarek@...e.cz>
Cc: Arnaud Lacombe <lacombar@...il.com>
Subject: [RFC 4/7] kconfig: move QT checks to `scripts/kconfig/check.sh'
+50 lines of shell script in the main Makefile is just insane. In the same
time attempts to make the script more readable.
---
scripts/kconfig/Makefile | 73 ++++-----------------------------------------
scripts/kconfig/check.sh | 62 +++++++++++++++++++++++++++++++++++++++
2 files changed, 69 insertions(+), 66 deletions(-)
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index a9344d2..a3176dc 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -174,6 +174,9 @@ qconf-objs := zconf.tab.o
gconf-objs := gconf.o zconf.tab.o
frontends-objs := $(conf-objs) $(mconf-objs) $(nconf-objs)
+frontends-objs += $(qconf-cxxobjs)
+
+hostprogs-y :=
hostprogs-y :=
@@ -192,24 +195,21 @@ ifeq ($(MAKECMDGOALS),update-po-config)
endif
ifeq ($(MAKECMDGOALS),xconfig)
- qconf-target := 1
+ hostprogs-y += qconf
+ KC_CHECK += qt
endif
ifeq ($(MAKECMDGOALS),gconfig)
gconf-target := 1
endif
-ifeq ($(qconf-target),1)
- hostprogs-y += qconf
-endif
-
ifeq ($(gconf-target),1)
hostprogs-y += gconf
endif
hostprogs-y += conf
-clean-files := qconf.moc .tmp_qtcheck .tmp_gtkcheck .tmp_check
+clean-files := qconf.moc .tmp_gtkcheck .tmp_check
clean-files += zconf.tab.c lex.zconf.c zconf.hash.c gconf.glade.h
clean-files += mconf qconf gconf nconf
clean-files += config.pot linux.pot
@@ -226,9 +226,6 @@ always := dochecklxdialog
HOSTCFLAGS_lex.zconf.o := -I$(src)
HOSTCFLAGS_zconf.tab.o := -I$(src)
-HOSTLOADLIBES_qconf = $(KC_QT_LIBS)
-HOSTCXXFLAGS_qconf.o = $(KC_QT_CFLAGS)
-
HOSTLOADLIBES_gconf = `pkg-config --libs gtk+-2.0 gmodule-2.0 libglade-2.0`
HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
-Wno-missing-prototypes
@@ -236,62 +233,6 @@ HOSTCFLAGS_gconf.o = `pkg-config --cflags gtk+-2.0 gmodule-2.0 libglade-2.0` \
HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
HOSTLOADLIBES_nconf = -lmenu -lpanel -lncurses
-$(obj)/qconf.o: $(obj)/.tmp_qtcheck
-
-ifeq ($(qconf-target),1)
-$(obj)/.tmp_qtcheck: $(src)/Makefile
--include $(obj)/.tmp_qtcheck
-
-# QT needs some extra effort...
-$(obj)/.tmp_qtcheck:
- @set -e; echo " CHECK qt"; dir=""; pkg=""; \
- if ! pkg-config --exists QtCore 2> /dev/null; then \
- echo "* Unable to find the QT4 tool qmake. Trying to use QT3"; \
- pkg-config --exists qt 2> /dev/null && pkg=qt; \
- pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt; \
- if [ -n "$$pkg" ]; then \
- cflags="\$$(shell pkg-config $$pkg --cflags)"; \
- libs="\$$(shell pkg-config $$pkg --libs)"; \
- moc="\$$(shell pkg-config $$pkg --variable=prefix)/bin/moc"; \
- dir="$$(pkg-config $$pkg --variable=prefix)"; \
- else \
- for d in $$QTDIR /usr/share/qt* /usr/lib/qt*; do \
- if [ -f $$d/include/qconfig.h ]; then dir=$$d; break; fi; \
- done; \
- if [ -z "$$dir" ]; then \
- echo "*"; \
- echo "* Unable to find any QT installation. Please make sure that"; \
- echo "* the QT4 or QT3 development package is correctly installed and"; \
- echo "* either qmake can be found or install pkg-config or set"; \
- echo "* the QTDIR environment variable to the correct location."; \
- echo "*"; \
- false; \
- fi; \
- libpath=$$dir/lib; lib=qt; osdir=""; \
- $(HOSTCXX) -print-multi-os-directory > /dev/null 2>&1 && \
- osdir=x$$($(HOSTCXX) -print-multi-os-directory); \
- test -d $$libpath/$$osdir && libpath=$$libpath/$$osdir; \
- test -f $$libpath/libqt-mt.so && lib=qt-mt; \
- cflags="-I$$dir/include"; \
- libs="-L$$libpath -Wl,-rpath,$$libpath -l$$lib"; \
- moc="$$dir/bin/moc"; \
- fi; \
- if [ ! -x $$dir/bin/moc -a -x /usr/bin/moc ]; then \
- echo "*"; \
- echo "* Unable to find $$dir/bin/moc, using /usr/bin/moc instead."; \
- echo "*"; \
- moc="/usr/bin/moc"; \
- fi; \
- else \
- cflags="\$$(shell pkg-config QtCore QtGui Qt3Support --cflags)"; \
- libs="\$$(shell pkg-config QtCore QtGui Qt3Support --libs)"; \
- binpath="\$$(shell pkg-config QtCore --variable=prefix)"; \
- moc="$$binpath/bin/moc"; \
- fi; \
- echo "KC_QT_CFLAGS=$$cflags" > $@; \
- echo "KC_QT_LIBS=$$libs" >> $@; \
- echo "KC_QT_MOC=$$moc" >> $@
-endif
$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
@@ -337,7 +278,7 @@ $(obj)/zconf.tab.o: $(obj)/lex.zconf.c $(obj)/zconf.hash.c
$(obj)/qconf.o: $(obj)/qconf.moc
quiet_cmd_moc = MOC $@
-cmd_moc = $(KC_QT_MOC) -i $< -o $@
+cmd_moc = $(HOSTMOC) -i $< -o $@
$(obj)/%.moc: $(src)/%.h
$(call cmd,moc)
diff --git a/scripts/kconfig/check.sh b/scripts/kconfig/check.sh
index fcb999e..47abde4 100755
--- a/scripts/kconfig/check.sh
+++ b/scripts/kconfig/check.sh
@@ -19,11 +19,73 @@ check_gettext()
}
}
+check_qt()
+{
+ local cflags=""
+ local libs=""
+ local prefix=""
+
+ if pkg-config --exists QtCore 2> /dev/null; then
+ cflags="$(pkg-config QtCore QtGui Qt3Support --cflags)"
+ libs="$(pkg-config QtCore QtGui Qt3Support --libs)"
+ prefix="$(pkg-config QtCore --variable=prefix)"
+ else
+ echo "* Unable to find the QT4 tool qmake. Trying to use QT3"
+ pkg=""
+ pkg-config --exists qt 2> /dev/null && pkg=qt
+ pkg-config --exists qt-mt 2> /dev/null && pkg=qt-mt
+ if [ -n "$pkg" ]; then
+ cflags="$(pkg-config $pkg --cflags)"
+ libs="$(pkg-config $pkg --libs)"
+ prefix="$(pkg-config $pkg --variable=prefix)"
+ else
+ for d in $QTDIR /usr/share/qt* /usr/lib/qt*; do
+ if [ -f $d/include/qconfig.h ]; then
+ prefix=$d
+ break
+ fi
+ done
+ if [ -z "$prefix" ]; then
+ echo " *"
+ echo " * Unable to find any QT installation. Please make sure that"
+ echo " * the QT4 or QT3 development package is correctly installed and"
+ echo " * either qmake can be found or install pkg-config or set"
+ echo " * the QTDIR environment variable to the correct location."
+ echo " *"
+ false
+ fi
+ libpath=$dir/lib
+ lib=qt
+ osdir=""
+ ${HOSTCXX} -print-multi-os-directory > /dev/null 2>&1 && \
+ osdir=x$(${HOSTCXX} -print-multi-os-directory)
+ test -d $libpath/$osdir && libpath=$libpath/$osdir
+ test -f $libpath/libqt-mt.so && lib=qt-mt
+ cflags="-I$prefix/include"
+ libs="-L$libpath -Wl,-rpath,$libpath -l$lib"
+ fi
+ fi
+
+ if [ -x $prefix/bin/moc ]; then
+ moc=$prefix/bin/moc
+ elif [ -a -x /usr/bin/moc ]; then
+ echo " *"
+ echo " * Unable to find $prefix/bin/moc, using /usr/bin/moc instead."
+ echo " *"
+ moc="/usr/bin/moc"
+ fi
+
+ echo "HOSTCXXFLAGS_qconf.o += $cflags" >> ${obj}/.tmp_check
+ echo "HOSTLOADLIBES_qconf += $libs" >> ${obj}/.tmp_check
+ echo "HOSTMOC := $moc" >> ${obj}/.tmp_check
+}
+
rm -f ${obj}/.tmp_check
for arg in $*; do
case $arg in
gettext) ;;
+ qt) ;;
*)
echo " *"
echo " * Do not know how to check for \`$arg'"
--
1.7.3.4.574.g608b.dirty
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