1 #!/bin/sh 2 # Check ncurses compatibility 3 4 # What library to link 5 ldflags() 6 { 7 $cc -print-file-name=libncursesw.so | grep -q / 8 if [ $? -eq 0 ]; then 9 echo '-lncursesw' 10 exit 11 fi 12 $cc -print-file-name=libncurses.so | grep -q / 13 if [ $? -eq 0 ]; then 14 echo '-lncurses' 15 exit 16 fi 17 $cc -print-file-name=libcurses.so | grep -q / 18 if [ $? -eq 0 ]; then 19 echo '-lcurses' 20 exit 21 fi 22 exit 1 23 } 24 25 # Where is ncurses.h? 26 ccflags() 27 { 28 if [ -f /usr/include/ncurses/ncurses.h ]; then 29 echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"' 30 elif [ -f /usr/include/ncurses/curses.h ]; then 31 echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"' 32 elif [ -f /usr/include/ncurses.h ]; then 33 echo '-DCURSES_LOC="<ncurses.h>"' 34 else 35 echo '-DCURSES_LOC="<curses.h>"' 36 fi 37 } 38 39 # Temp file, try to clean up after us 40 tmp=.lxdialog.tmp 41 trap "rm -f $tmp" 0 1 2 3 15 42 43 # Check if we can link to ncurses 44 check() { 45 echo "main() {}" | $cc -xc - -o $tmp 2> /dev/null 46 if [ $? != 0 ]; then 47 echo " *** Unable to find the ncurses libraries." 1>&2 48 echo " *** make menuconfig require the ncurses libraries" 1>&2 49 echo " *** " 1>&2 50 echo " *** Install ncurses (ncurses-devel) and try again" 1>&2 51 echo " *** " 1>&2 52 exit 1 53 fi 54 } 55 56 usage() { 57 printf "Usage: $0 [-check compiler options|-header|-library]\n" 58 } 59 60 if [ $# == 0 ]; then 61 usage 62 exit 1 63 fi 64 65 cc="" 66 case "$1" in 67 "-check") 68 shift 69 cc="$@" 70 check 71 ;; 72 "-ccflags") 73 ccflags 74 ;; 75 "-ldflags") 76 shift 77 cc="$@" 78 ldflags 79 ;; 80 "*") 81 usage 82 exit 1 83 ;; 84 esac 85
