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    Subject[PATCH 4.18 132/145] kconfig: fix "Cant open ..." in parallel build
    Date
    4.18-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Masahiro Yamada <yamada.masahiro@socionext.com>

    commit 98a4afbfafd226636cd6bb6a1208b3693daff2b1 upstream.

    If you run "make menuconfig" or "make nconfig" with -j<N> option in a
    fresh source tree, you will see several "Can't open ..." messages:

    $ make -j8 menuconfig
    HOSTCC scripts/basic/fixdep
    YACC scripts/kconfig/zconf.tab.c
    LEX scripts/kconfig/zconf.lex.c
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: HOSTCC scripts/kconfig/lxdialog/checklist.o
    Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    HOSTCC scripts/kconfig/lxdialog/inputbox.o
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    UPD scripts/kconfig/.mconf-cfg
    /bin/sh: 1: .: Can't open scripts/kconfig/.mconf-cfg
    HOSTCC scripts/kconfig/lxdialog/menubox.o
    HOSTCC scripts/kconfig/lxdialog/textbox.o
    HOSTCC scripts/kconfig/lxdialog/util.o
    HOSTCC scripts/kconfig/lxdialog/yesno.o
    HOSTCC scripts/kconfig/mconf.o
    HOSTCC scripts/kconfig/zconf.tab.o
    HOSTLD scripts/kconfig/mconf

    Correct dependencies to fix this problem.

    Fixes: 1c5af5cf9308 ("kconfig: refactor ncurses package checks for building mconf and nconf")
    Cc: linux-stable <stable@vger.kernel.org> # v4.18
    Reported-by: Borislav Petkov <bp@suse.de>
    Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
    Tested-by: Borislav Petkov <bp@suse.de>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    scripts/kconfig/Makefile | 5 +++--
    1 file changed, 3 insertions(+), 2 deletions(-)

    --- a/scripts/kconfig/Makefile
    +++ b/scripts/kconfig/Makefile
    @@ -173,7 +173,7 @@ HOSTLOADLIBES_nconf = $(shell . $(obj)/.
    HOSTCFLAGS_nconf.o = $(shell . $(obj)/.nconf-cfg && echo $$cflags)
    HOSTCFLAGS_nconf.gui.o = $(shell . $(obj)/.nconf-cfg && echo $$cflags)

    -$(obj)/nconf.o: $(obj)/.nconf-cfg
    +$(obj)/nconf.o $(obj)/nconf.gui.o: $(obj)/.nconf-cfg

    # mconf: Used for the menuconfig target based on lxdialog
    hostprogs-y += mconf
    @@ -184,7 +184,8 @@ HOSTLOADLIBES_mconf = $(shell . $(obj)/.
    $(foreach f, mconf.o $(lxdialog), \
    $(eval HOSTCFLAGS_$f = $$(shell . $(obj)/.mconf-cfg && echo $$$$cflags)))

    -$(addprefix $(obj)/, mconf.o $(lxdialog)): $(obj)/.mconf-cfg
    +$(obj)/mconf.o: $(obj)/.mconf-cfg
    +$(addprefix $(obj)/lxdialog/, $(lxdialog)): $(obj)/.mconf-cfg

    # qconf: Used for the xconfig target based on Qt
    hostprogs-y += qconf

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