command_util.sh

   1 #!/bin/bash
   2
   3
   4 dump_array_member()
   5 {
   6         echo '{'
   7         echo ".name = \"$name_txt\","
   8         if test $line_handler -eq 0; then
   9                 echo ".handler = com_$name_txt,"
  10         else
  11                 echo ".handler = NULL,"
  12                 echo ".line_handler = com_$name_txt,"
  13         fi
  14         if test -n "$perms_txt"; then
  15                 echo ".perms = $perms_txt,"
  16         fi
  17         echo ".description = \"$desc_txt\","
  18         echo ".synopsis = \"$syn_txt\","
  19         echo ".help = "
  20         echo "$help_txt" | sed -e 's/^/\"/g' -e 's/$/\\n\"/g'
  21         echo '},'
  22 }
  23
  24 read_header()
  25 {
  26         local key value i
  27
  28         while read key value; do
  29                 case "$key" in
  30                 ---)
  31                         break
  32                         ;;
  33                 HC:)
  34                         header_comment="$value"
  35                         ;;
  36                 CC:)
  37                         c_file_comment="$value"
  38                         ;;
  39                 FN:)
  40                         file_name="$value"
  41                         array_name=${value%command_list}cmds
  42                         ;;
  43                 AT:)
  44                         array_type="$value"
  45                         ;;
  46                 IN:)
  47                         for i in $value; do
  48                                 includes="$includes
  49 #include \"$i.h\""
  50                         done
  51                         includes="$includes
  52 #include \"$file_name.h\""
  53                         ;;
  54                 SN:)
  55                         section_name="$value"
  56                 esac
  57         done
  58         if test -z "$header_comment" -o -z "$c_file_comment" \
  59                         -o -z "$file_name"; then
  60                 echo "header error" 1&>2
  61                 exit 1
  62         fi
  63 }
  64
  65 read_one_command()
  66 {
  67         local line
  68
  69         name_txt=""
  70         desc_txt=""
  71         syn_txt=""
  72         help_txt=""
  73         perms_txt=""
  74         line_handler=0
  75         mkdir -p man/man1
  76         while read key value; do
  77                 case "$key" in
  78                 ---)
  79                         break
  80                         ;;
  81                 N:)
  82                         name_txt="$value"
  83                         ;;
  84                 P:)
  85                         perms_txt="$value"
  86                         ;;
  87                 D:)
  88                         desc_txt="$value"
  89                         ;;
  90                 L:)
  91                         line_handler=1
  92                         ;;
  93                 S:)
  94                         syn_txt="$value"
  95                         ;;
  96                 H:)
  97                         help_txt="${value}"
  98                         while read line; do
  99                                 if test "$line" = "---"; then
 100                                         break;
 101                                 fi
 102                                 line=${line#H:}
 103                                 help_txt="$help_txt
 104 ${line# }"
 105                         done
 106                         break
 107                         ;;
 108                 esac
 109         done
 110         if test -n "$name_txt" -a -n "$desc_txt" -a -n "$syn_txt" \
 111                         -a -n "$help_txt"; then
 112                 ret=1
 113                 return
 114         fi
 115         if test -z "$name_txt" -a -z "$desc_txt" -a -z "$syn_txt" \
 116                         -a -z "$help_txt"; then
 117                 ret=0
 118                 return
 119         fi
 120         ret=-1
 121         return
 122         echo "!ERROR!"
 123         echo "N: $name_txt"
 124         echo "D: $desc_txt"
 125         echo "S: $syn_txt"
 126         echo "P: $perms_txt"
 127         echo "H: $help_txt"
 128 }
 129
 130 dump_man()
 131 {
 132         echo ".SS \"$name_txt\""
 133         echo "$desc_txt"
 134         echo
 135         echo "\\fBusage: \\fP$syn_txt"
 136         echo
 137         echo "$help_txt"
 138         echo
 139         if test -n "$perms_txt"; then
 140                 echo -n "\\fBpermissions:\\fP "
 141                 if test "$perms_txt" = "0"; then
 142                         echo "(none)"
 143                 else
 144                         echo "$perms_txt"
 145                 fi
 146         fi
 147         echo
 148 }
 149
 150
 151 com_man()
 152 {
 153         local n
 154         echo "[$section_name]"
 155         echo
 156         while : ; do
 157                 read_one_command
 158                 if test $ret -lt 0; then
 159                         exit 1
 160                 fi
 161                 if test $ret -eq 0; then
 162                         break
 163                 fi
 164                 dump_man #> $txtdir/$n.txt
 165 #               txt2man -t "$n" -r "$r"  < $txtdir/$n.txt \
 166 #                       | sed -e 1d > $mandir/$n.1
 167 #               man2html $mandir/$n.1 > $htmldir/$n.html
 168         done
 169 }
 170
 171 com_c_file()
 172 {
 173         echo "/** \file $file_name.c $c_file_comment */"
 174         echo "$includes"
 175         echo "struct $array_type $array_name[] = {"
 176         while : ; do
 177                 read_one_command
 178                 if test $ret -lt 0; then
 179                         exit 1
 180                 fi
 181                 if test $ret -eq 0; then
 182                         break
 183                 fi
 184                 dump_array_member
 185         done
 186         echo '{.name = NULL}};'
 187 }
 188
 189 dump_proto()
 190 {
 191         echo '/**'
 192         echo " * $desc_txt"
 193         echo ' *'
 194         echo ' * \param fd the file descriptor to send output to'
 195         if test $line_handler -eq 0; then
 196                 echo ' * \param argc the number of arguments'
 197                 echo ' * \param argv the argument vector'
 198         else
 199                 echo ' * \param cmdline the full command line'
 200         fi
 201         echo ' * '
 202         echo " * synopsis: $syn_txt"
 203         echo ' * '
 204         echo "$help_txt" | sed -e 's/^/ * /g'
 205         echo ' */'
 206         if test $line_handler -eq 0; then
 207                 echo "int com_$name_txt(int fd, int argc, char **argv);"
 208         else
 209                 echo "int com_$name_txt(int fd, char *cmdline);"
 210         fi
 211         echo
 212 }
 213
 214 com_header()
 215 {
 216         echo "/** \file $file_name.h $header_comment */"
 217         echo
 218         echo "extern struct $array_type $array_name[];"
 219         while : ; do
 220                 read_one_command
 221                 if test $ret -lt 0; then
 222                         exit 1
 223                 fi
 224                 if test $ret -eq 0; then
 225                         break
 226                 fi
 227                 dump_proto
 228         done
 229 }
 230
 231 read_header
 232 arg="$1"
 233 shift
 234 case "$arg" in
 235         "c")
 236                 com_c_file
 237                 ;;
 238         "h")
 239                 com_header
 240                 ;;
 241         "man")
 242                 com_man $*
 243                 ;;
 244 esac