git.oblomov.eu Git - linux-2.6/blob - scripts/kconfig/lxdialog/check-lxdialog.sh

   1 #!/bin/sh
   2 # Check ncurses compatibility
   3
   4 # What library to link
   5 ldflags()
   6 {
   7         if [ `uname` == SunOS ]; then
   8                 echo '-lcurses'
   9         else
  10                 echo '-lncurses'
  11         fi
  12 }
  13
  14 # Where is ncurses.h?
  15 ccflags()
  16 {
  17         if [ -f /usr/include/ncurses/ncurses.h ]; then
  18                 echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"'
  19         elif [ -f /usr/include/ncurses/curses.h ]; then
  20                 echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"'
  21         elif [ -f /usr/include/ncurses.h ]; then
  22                 echo '-DCURSES_LOC="<ncurses.h>"'
  23         else
  24                 echo '-DCURSES_LOC="<curses.h>"'
  25         fi
  26 }
  27
  28 compiler=""
  29 # Check if we can link to ncurses
  30 check() {
  31         echo "main() {}" | $compiler -xc -
  32         if [ $? != 0 ]; then
  33                 echo " *** Unable to find the ncurses libraries."          1>&2
  34                 echo " *** make menuconfig require the ncurses libraries"  1>&2
  35                 echo " *** "                                               1>&2
  36                 echo " *** Install ncurses (ncurses-devel) and try again"  1>&2
  37                 echo " *** "                                               1>&2
  38                 exit 1
  39         fi
  40 }
  41
  42 usage() {
  43         printf "Usage: $0 [-check compiler options|-header|-library]\n"
  44 }
  45
  46 if [ $# == 0 ]; then
  47         usage
  48         exit 1
  49 fi
  50
  51 case "$1" in
  52         "-check")
  53                 shift
  54                 compiler="$@"
  55                 check
  56                 ;;
  57         "-ccflags")
  58                 ccflags
  59                 ;;
  60         "-ldflags")
  61                 ldflags
  62                 ;;
  63         "*")
  64                 usage
  65                 exit 1
  66                 ;;
  67 esac