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authorLinus Torvalds <torvalds@g5.osdl.org>2006-02-07 10:01:43 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-07 10:01:43 -0800
commiteeb059e0a69369753b3e45426958f751f0b8fc89 (patch)
tree311290c94e692a7495c71c9f62ab2c239b1470de /scripts
parentc03296a868ae7c91aa2d8b372184763b18f16d7a (diff)
parent8c7f75d3257fe466b34abf290c8b177c106c3769 (diff)
downloadlinux-sh-eeb059e0a69369753b3e45426958f751f0b8fc89.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-bugfix
Diffstat (limited to 'scripts')
-rw-r--r--scripts/kconfig/lxdialog/Makefile7
-rw-r--r--scripts/kconfig/lxdialog/check-lxdialog.sh14
2 files changed, 14 insertions, 7 deletions
diff --git a/scripts/kconfig/lxdialog/Makefile b/scripts/kconfig/lxdialog/Makefile
index fae3e29fc924..bbf4887cff74 100644
--- a/scripts/kconfig/lxdialog/Makefile
+++ b/scripts/kconfig/lxdialog/Makefile
@@ -2,8 +2,11 @@
#
check-lxdialog := $(srctree)/$(src)/check-lxdialog.sh
-HOST_EXTRACFLAGS:= $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
-HOST_LOADLIBES := $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
+
+# Use reursively expanded variables so we do not call gcc unless
+# we really need to do so. (Do not call gcc as part of make mrproper)
+HOST_EXTRACFLAGS = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ccflags)
+HOST_LOADLIBES = $(shell $(CONFIG_SHELL) $(check-lxdialog) -ldflags $(HOSTCC))
HOST_EXTRACFLAGS += -DLOCALE
diff --git a/scripts/kconfig/lxdialog/check-lxdialog.sh b/scripts/kconfig/lxdialog/check-lxdialog.sh
index 448e353923f3..120d624e672c 100644
--- a/scripts/kconfig/lxdialog/check-lxdialog.sh
+++ b/scripts/kconfig/lxdialog/check-lxdialog.sh
@@ -4,17 +4,17 @@
# What library to link
ldflags()
{
- echo "main() {}" | $cc -lncursesw -xc - -o /dev/null 2> /dev/null
+ $cc -print-file-name=libncursesw.so | grep -q /
if [ $? -eq 0 ]; then
echo '-lncursesw'
exit
fi
- echo "main() {}" | $cc -lncurses -xc - -o /dev/null 2> /dev/null
+ $cc -print-file-name=libncurses.so | grep -q /
if [ $? -eq 0 ]; then
echo '-lncurses'
exit
fi
- echo "main() {}" | $cc -lcurses -xc - -o /dev/null 2> /dev/null
+ $cc -print-file-name=libcurses.so | grep -q /
if [ $? -eq 0 ]; then
echo '-lcurses'
exit
@@ -36,10 +36,13 @@ ccflags()
fi
}
-compiler=""
+# Temp file, try to clean up after us
+tmp=.lxdialog.tmp
+trap "rm -f $tmp" 0 1 2 3 15
+
# Check if we can link to ncurses
check() {
- echo "main() {}" | $cc -xc - -o /dev/null 2> /dev/null
+ echo "main() {}" | $cc -xc - -o $tmp 2> /dev/null
if [ $? != 0 ]; then
echo " *** Unable to find the ncurses libraries." 1>&2
echo " *** make menuconfig require the ncurses libraries" 1>&2
@@ -59,6 +62,7 @@ if [ $# == 0 ]; then
exit 1
fi
+cc=""
case "$1" in
"-check")
shift