scripts/hxtool

   1 #!/bin/sh
   2
   3 hxtoh()
   4 {
   5     flag=1
   6     while read -r str; do
   7         case $str in
   8             HXCOMM*)
   9             ;;
  10             STEXI*|ETEXI*) flag=$(($flag^1))
  11             ;;
  12             *)
  13             test $flag -eq 1 && printf "%s\n" "$str"
  14             ;;
  15         esac
  16     done
  17 }
  18
  19 print_texi_heading()
  20 {
  21     if test "$*" != ""; then
  22         printf "@subsection %s\n" "$*"
  23     fi
  24 }
  25
  26 hxtotexi()
  27 {
  28     flag=0
  29     line=1
  30     while read -r str; do
  31         case "$str" in
  32             HXCOMM*)
  33             ;;
  34             STEXI*)
  35             if test $flag -eq 1 ; then
  36                 printf "line %d: syntax error: expected ETEXI, found '%s'\n" "$line" "$str" >&2
  37                 exit 1
  38             fi
  39             flag=1
  40             ;;
  41             ETEXI*)
  42             if test $flag -ne 1 ; then
  43                 printf "line %d: syntax error: expected STEXI, found '%s'\n" "$line" "$str" >&2
  44                 exit 1
  45             fi
  46             flag=0
  47             ;;
  48             DEFHEADING*)
  49             print_texi_heading "$(expr "$str" : "DEFHEADING(\(.*\))")"
  50             ;;
  51             ARCHHEADING*)
  52             print_texi_heading "$(expr "$str" : "ARCHHEADING(\(.*\),.*)")"
  53             ;;
  54             *)
  55             test $flag -eq 1 && printf '%s\n' "$str"
  56             ;;
  57         esac
  58         line=$((line+1))
  59     done
  60 }
  61
  62 case "$1" in
  63 "-h") hxtoh ;;
  64 "-t") hxtotexi ;;
  65 *) exit 1 ;;
  66 esac
  67
  68 exit 0