manual/libc-texinfo.sh

   1 #! /bin/sh
   2
   3 # Create libc.texinfo from the chapter files.
   4
   5 grep '^@node.*Top' $1 | cut -d, -f-2 |
   6     sed 's/, /:/; s/:@node /:/; s/ /_/g; s/:/ /g' >cnodes.$$
   7
   8 $AWK '{ file[$2] = $1; nnode[$2] = $3 }
   9 END  { for(x in file)
  10         if(file[x] != "")
  11             print file[x] ":" x, file[nnode[x]] ":" nnode[x] }' \
  12     cnodes.$$ | tsort | sed 's/_/ /g; $d' >corder.$$
  13
  14 [ -z "$2" ] || grep '^@node.*Top' `echo $2 /dev/null | tr ' ' '\n' | sort` |
  15     cut -d, -f1 | sed 's/@node //' >xorder.$$
  16
  17 grep '^@node.*Top' $3 | cut -d, -f-2 |
  18     sed 's/, /:/; s/:@node /:/; s/ /_/g; s/:/ /g' >anodes.$$
  19
  20 $AWK '{ file[$2] = $1; nnode[$2] = $3 }
  21 END  { for(x in file)
  22         if(file[x] != "")
  23             print file[x] ":" x, file[nnode[x]] ":" nnode[x] }' \
  24     anodes.$$ | tsort | sed 's/_/ /g; $d' >aorder.$$
  25
  26 IFS=:
  27
  28 >incl.$$
  29 >smenu.$$
  30 >lmenu.$$
  31
  32 while read file node; do
  33     echo "@include $file" >>incl.$$
  34     echo "* $node:: `sed -n 's/^@c %MENU% //p' $file`" >>smenu.$$
  35     lmenu=`sed -n '/^@menu/,/^@end menu/p; /^@end menu/q' $file |
  36         sed '/^@menu/d; /^@end menu/d'`
  37     [ -z "$lmenu" ] || (
  38         echo; echo "$node"; echo
  39         echo "$lmenu"
  40     ) >>lmenu.$$
  41 done <corder.$$
  42
  43 if [ -f xorder.$$ ]; then
  44
  45     (echo; echo 'Add-ons'; echo) >>smenu.$$
  46
  47     while read file node; do
  48         echo "@include $file" >>incl.$$
  49         echo "* $node:: `sed -n 's/^@c %MENU% //p' $file`" >>smenu.$$
  50         lmenu=`sed -n '/^@menu/,/^@end menu/p; /^@end menu/q' $file |
  51             sed '/^@menu/d; /^@end menu/d'`
  52         [ -z "$lmenu" ] || (
  53             echo; echo "$node"; echo
  54             echo "$lmenu"
  55         ) >>lmenu.$$
  56     done <xorder.$$
  57 fi
  58
  59 (echo; echo 'Appendices'; echo) >>smenu.$$
  60
  61 while read file node; do
  62     echo "@include $file" >>incl.$$
  63     echo "* $node:: `sed -n 's/^@c %MENU% //p' $file`" >>smenu.$$
  64     lmenu=`sed -n '/^@menu/,/^@end menu/p; /^@end menu/q' $file |
  65         sed '/^@menu/d; /^@end menu/d'`
  66     [ -z "$lmenu" ] || (
  67         echo; echo "$node"; echo
  68         echo "$lmenu"
  69     ) >>lmenu.$$
  70 done <aorder.$$
  71
  72 $AWK '
  73 BEGIN { FS=":" }
  74
  75 /^\*/ {
  76   printf("%-32s", $1 "::");
  77   x = split($3, word, " ");
  78   hpos = 34;
  79   for(i = 1; i <= x; i++) {
  80     hpos += length(word[i]) + 1;
  81     if(hpos > 78) {
  82       printf("\n%34s", "");
  83       hpos = 35 + length(word[i]);
  84     }
  85     printf(" %s", word[i]);
  86   }
  87   print ".";
  88 }
  89
  90 !/^\*/ { print; }
  91 ' smenu.$$ >smenux.$$
  92
  93 mv -f incl.$$ chapters.texi
  94
  95 (echo '@menu'
  96  cat smenux.$$
  97  cat <<EOF
  98 * Copying::                      The GNU Library General Public License says
  99                                   how you can copy and share the GNU C Library.
 100
 101 Indices
 102
 103 * Concept Index::                Index of concepts and names.
 104 * Type Index::                   Index of types and type qualifiers.
 105 * Function Index::               Index of functions and function-like macros.
 106 * Variable Index::               Index of variables and variable-like macros.
 107 * File Index::                   Index of programs and files.
 108
 109  --- The Detailed Node Listing ---
 110 EOF
 111  cat lmenu.$$
 112  echo '@end menu' ) >top-menu.texi.$$
 113 mv -f top-menu.texi.$$ top-menu.texi
 114
 115 rm -f *.$$