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1 #!/bin/csh -f
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2 # Generate a permuted index of all names.
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3 # The result is a file called index.fns.
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4
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5 # You will need to modify this for your needs.
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6
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7
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8 set TEXINDEX=texindex # path to texindex command
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9 #set EMACS=xemacs # your emacs command
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10 #set TEX=tex # your tex command
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11
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12 set MANUAL=lispref # the base name of the manual
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13
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14 # goto 3
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15
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16 1:
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17 echo "Extract raw index from texinfo fn index."
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18 # Let texindex combine duplicate entries, later.
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19 # But it wants to protect non-alphanumerics thus confusing ptx.
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20 # Also change `\ ' to just a ` ', since texindex will fail. This is produced
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21 # by `@findex two words' in an example environment (no doubt among others).
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22 # delete wrapper parens
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23 # change dots {} to dots{}
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24 # change {-} to char form, so ptx wont ignore it.
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25 # delete leading \entry {
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26 # change '\ ' to ' '
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27 # change lines with = < > since they mess up field extraction.
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28 # separate into fields delimited by "
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29 cat ${MANUAL}.fn | \
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30 sed \
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31 -e 's/(\([^)]*\))/\1/' \
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32 -e 's/\\dots {}/(\\dots{})/' \
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33 -e "s/{-}/{{\\tt\\char'055}}/" \
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34 -e 's,^[^ ]* {,,' \
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35 -e 's, },},' \
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36 -e 's,\\ , ,g' \
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37 -e 's/{\\tt\\char61}/=/' \
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38 -e 's/{\\tt\\gtr}/>/' \
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39 -e 's/{\\tt\\less}/</' \
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40 -e 's/}{/"/g' \
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41 | awk -F\" '{print $2, $1}' >! permuted.raw
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42
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43 2:
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44 # Build break file for ptx.
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45 cat <<EOF > permuted.break
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46 -
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47 :
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48 EOF
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49 # Build the ignore file for ptx.
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50 # We would like to ignore "and", "or", and "for",
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51 # but ptx ignores ignore words even if they stand alone.
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52 cat <<EOF > permuted.ignore
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53 the
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54 in
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55 to
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56 as
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57 a
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58 an
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59 of
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60 on
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61 them
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62 how
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63 from
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64 by
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65 EOF
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66
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67 echo "Make troff permuted index."
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68 ptx -i permuted.ignore -b permuted.break -f -r -w 144 \
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69 < permuted.raw >! permuted.t
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70
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71 3:
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72 echo "Extract the desired fields."
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73 awk -F\" '{printf "%s\"%s\"%s\n", $4,$6,$9}' permuted.t >! permuted.fields
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74
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75 4:
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76 echo "Format for texindex."
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77 # delete lines that start with "and ", "for "
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78 sed < permuted.fields \
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79 -e 's/=/{\\tt\\char61}/' \
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80 -e 's/>/{\\tt\\gtr}/' \
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81 -e 's/</{\\tt\\less}/' \
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82 -e '/"and /d' \
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83 -e '/"for /d' \
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84 | awk -F\" 'NF>0 {if ($1=="") {\
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85 print "\entry {" $2 "}{" 0+$3 "}{" $2 "}" }\
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86 else {\
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87 print "\entry {" $2 ", " $1 "}{" 0+$3 "}{" $2 ", " $1 "}"} }'\
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88 > permuted.fn
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89
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90 5:
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91 echo "Sort with texindex."
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92 ${TEXINDEX} permuted.fn
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93 #mv permuted.fns ${MANUAL}.fns
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94
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95 # The resulting permuted.fns will be read when we run TeX
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96 # on the manual the second time. Or you can use permuted.texinfo here.
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97 #${TEX} permuted.texinfo
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98
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99 6:
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100 echo "Clean up."
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101 rm -f permuted.fields permuted.t permuted.raw
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102 rm -f permuted.break permuted.ignore permuted.fn
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