[PATCH 3/5] kconfig: refactor GTK+ package checks for building gconf

From: Masahiro Yamada
Date: Thu May 17 2018 - 23:58:18 EST


Refactor the necessary package checks for building gconf in the same
way as for qconf.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---

scripts/kconfig/Makefile | 43 +++++++++----------------------------------
scripts/kconfig/gconf-cfg.sh | 23 +++++++++++++++++++++++
2 files changed, 32 insertions(+), 34 deletions(-)
create mode 100755 scripts/kconfig/gconf-cfg.sh

diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index e9a87bf..c222745 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -188,8 +188,6 @@ HOST_EXTRACFLAGS += $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags) \
# Utilizes ncurses
# mconf: Used for the menuconfig target
# Utilizes the lxdialog package
-# gconf: Used for the gconfig target
-# Based on GTK+ which needs to be installed to compile it
# object files used by all kconfig flavours

lxdialog := lxdialog/checklist.o lxdialog/util.o lxdialog/inputbox.o
@@ -199,12 +197,10 @@ conf-objs := conf.o zconf.tab.o
mconf-objs := mconf.o zconf.tab.o $(lxdialog)
nconf-objs := nconf.o zconf.tab.o nconf.gui.o
kxgettext-objs := kxgettext.o zconf.tab.o
-gconf-objs := gconf.o zconf.tab.o

-hostprogs-y := conf nconf mconf kxgettext gconf
+hostprogs-y := conf nconf mconf kxgettext

targets += zconf.lex.c
-clean-files := .tmp_gtkcheck
clean-files += gconf.glade.h
clean-files += config.pot linux.pot

@@ -224,10 +220,6 @@ HOST_EXTRACXXFLAGS += $(shell $(CONFIG_SHELL) $(srctree)/$(src)/check.sh $(HOSTC
HOSTCFLAGS_zconf.lex.o := -I$(src)
HOSTCFLAGS_zconf.tab.o := -I$(src)

-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
-
HOSTLOADLIBES_mconf = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))

HOSTLOADLIBES_nconf = $(shell \
@@ -251,31 +243,14 @@ quiet_cmd_moc = MOC $@
$(obj)/%.moc: $(src)/%.h $(obj)/.qconf-cfg
$(call cmd,moc)

-$(obj)/gconf.o: $(obj)/.tmp_gtkcheck
-
-ifeq ($(MAKECMDGOALS),gconfig)
--include $(obj)/.tmp_gtkcheck
-
-# GTK+ needs some extra effort, too...
-$(obj)/.tmp_gtkcheck:
- @if `pkg-config --exists gtk+-2.0 gmodule-2.0 libglade-2.0`; then \
- if `pkg-config --atleast-version=2.0.0 gtk+-2.0`; then \
- touch $@; \
- else \
- echo >&2 "*"; \
- echo >&2 "* GTK+ is present but version >= 2.0.0 is required."; \
- echo >&2 "*"; \
- false; \
- fi \
- else \
- echo >&2 "*"; \
- echo >&2 "* Unable to find the GTK+ installation. Please make sure that"; \
- echo >&2 "* the GTK+ 2.0 development package is correctly installed..."; \
- echo >&2 "* You need gtk+-2.0, glib-2.0 and libglade-2.0."; \
- echo >&2 "*"; \
- false; \
- fi
-endif
+# gconf: Used for the gconfig target based on GTK+
+hostprogs-y += gconf
+gconf-objs := gconf.o zconf.tab.o
+
+HOSTLOADLIBES_gconf = $(shell . $(obj)/.gconf-cfg && echo $$libs)
+HOSTCFLAGS_gconf.o = $(shell . $(obj)/.gconf-cfg && echo $$cflags)
+
+$(obj)/gconf.o: $(obj)/.gconf-cfg

$(obj)/zconf.tab.o: $(obj)/zconf.lex.c

diff --git a/scripts/kconfig/gconf-cfg.sh b/scripts/kconfig/gconf-cfg.sh
new file mode 100755
index 0000000..533b3d8
--- /dev/null
+++ b/scripts/kconfig/gconf-cfg.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+
+PKG="gtk+-2.0 gmodule-2.0 libglade-2.0"
+
+if ! pkg-config --exists $PKG; then
+ echo >&2 "*"
+ echo >&2 "* Unable to find the GTK+ installation. Please make sure that"
+ echo >&2 "* the GTK+ 2.0 development package is correctly installed."
+ echo >&2 "* You need $PKG"
+ echo >&2 "*"
+ exit 1
+fi
+
+if ! pkg-config --atleast-version=2.0.0 gtk+-2.0; then
+ echo >&2 "*"
+ echo >&2 "* GTK+ is present but version >= 2.0.0 is required."
+ echo >&2 "*"
+ exit 1
+fi
+
+echo cflags=\"$(pkg-config --cflags $PKG)\"
+echo libs=\"$(pkg-config --libs $PKG)\"
--
2.7.4