add kconfig from linux 2.6 to scripts/config

[openwrt.git] / scripts / config / lxdialog / check-lxdialog.sh

diff --git a/scripts/config/lxdialog/check-lxdialog.sh b/scripts/config/lxdialog/check-lxdialog.sh
new file mode 100644 (file)
index 0000000..120d624
--- /dev/null
+++ b/scripts/config/lxdialog/check-lxdialog.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+# Check ncurses compatibility
+
+# What library to link
+ldflags()
+{
+       $cc -print-file-name=libncursesw.so | grep -q /
+       if [ $? -eq 0 ]; then
+               echo '-lncursesw'
+               exit
+       fi
+       $cc -print-file-name=libncurses.so | grep -q /
+       if [ $? -eq 0 ]; then
+               echo '-lncurses'
+               exit
+       fi
+       $cc -print-file-name=libcurses.so | grep -q /
+       if [ $? -eq 0 ]; then
+               echo '-lcurses'
+               exit
+       fi
+       exit 1
+}
+
+# Where is ncurses.h?
+ccflags()
+{
+       if [ -f /usr/include/ncurses/ncurses.h ]; then
+               echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"'
+       elif [ -f /usr/include/ncurses/curses.h ]; then
+               echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"'
+       elif [ -f /usr/include/ncurses.h ]; then
+               echo '-DCURSES_LOC="<ncurses.h>"'
+       else
+               echo '-DCURSES_LOC="<curses.h>"'
+       fi
+}
+
+# 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 $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
+               echo " *** "                                               1>&2
+               echo " *** Install ncurses (ncurses-devel) and try again"  1>&2
+               echo " *** "                                               1>&2
+               exit 1
+       fi
+}
+
+usage() {
+       printf "Usage: $0 [-check compiler options|-header|-library]\n"
+}
+
+if [ $# == 0 ]; then
+       usage
+       exit 1
+fi
+
+cc=""
+case "$1" in
+       "-check")
+               shift
+               cc="$@"
+               check
+               ;;
+       "-ccflags")
+               ccflags
+               ;;
+       "-ldflags")
+               shift
+               cc="$@"
+               ldflags
+               ;;
+       "*")
+               usage
+               exit 1
+               ;;
+esac