annotate kconfig/lxdialog/check-lxdialog.sh @ 580:4877cff01b25

dirtree logic cleanup: switch DIRTREE_NORECURSE and DIRTREE_NOSAVE to DIRTREE_RECURSE and DIRTREE_SAVE.
author Rob Landley <rob@landley.net>
date Sun, 20 May 2012 15:00:19 -0500
parents 4d21d59f3206
children
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1 #!/bin/sh
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2 # Check ncurses compatibility
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3
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4 # What library to link
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5 ldflags()
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6 {
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7 $cc -print-file-name=libncursesw.so | grep -q /
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8 if [ $? -eq 0 ]; then
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9 echo '-lncursesw'
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10 exit
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11 fi
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12 $cc -print-file-name=libncurses.so | grep -q /
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13 if [ $? -eq 0 ]; then
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14 echo '-lncurses'
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15 exit
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16 fi
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17 $cc -print-file-name=libcurses.so | grep -q /
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18 if [ $? -eq 0 ]; then
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19 echo '-lcurses'
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20 exit
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21 fi
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22 exit 1
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23 }
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24
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25 # Where is ncurses.h?
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26 ccflags()
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27 {
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28 if [ -f /usr/include/ncurses/ncurses.h ]; then
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29 echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"'
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30 elif [ -f /usr/include/ncurses/curses.h ]; then
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31 echo '-I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"'
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32 elif [ -f /usr/include/ncurses.h ]; then
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33 echo '-DCURSES_LOC="<ncurses.h>"'
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34 else
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35 echo '-DCURSES_LOC="<curses.h>"'
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36 fi
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37 }
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38
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39 # Temp file, try to clean up after us
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40 tmp=.lxdialog.tmp
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41 trap "rm -f $tmp" 0 1 2 3 15
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42
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43 # Check if we can link to ncurses
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44 check() {
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45 echo "main() {}" | $cc -xc - -o $tmp 2> /dev/null
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46 if [ $? != 0 ]; then
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47 echo " *** Unable to find the ncurses libraries." 1>&2
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48 echo " *** make menuconfig require the ncurses libraries" 1>&2
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49 echo " *** " 1>&2
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50 echo " *** Install ncurses (ncurses-devel) and try again" 1>&2
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51 echo " *** " 1>&2
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52 exit 1
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53 fi
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54 }
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55
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56 usage() {
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57 printf "Usage: $0 [-check compiler options|-header|-library]\n"
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58 }
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59
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60 if [ $# == 0 ]; then
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61 usage
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62 exit 1
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63 fi
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64
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65 cc=""
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66 case "$1" in
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67 "-check")
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68 shift
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69 cc="$@"
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70 check
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71 ;;
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72 "-ccflags")
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73 ccflags
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74 ;;
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75 "-ldflags")
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76 shift
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77 cc="$@"
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78 ldflags
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79 ;;
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80 "*")
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81 usage
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82 exit 1
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83 ;;
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84 esac