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 ".line_handler = com_$name_txt,"
  12         fi
  13         if test -n "$perms_txt"; then
  14                 echo ".perms = $perms_txt,"
  15         fi
  16         echo ".description = \"$desc_txt\","
  17         echo ".synopsis = \"$syn_txt\","
  18         echo ".help = "
  19         echo "$help_txt" | sed -e 's/^/\"/g' -e 's/$/\\n\"/g'
  20         echo '},'
  21 }
  22
  23 read_header()
  24 {
  25         local key value i
  26
  27         while read key value; do
  28                 case "$key" in
  29                 ---)
  30                         break
  31                         ;;
  32                 HC:)
  33                         header_comment="$value"
  34                         ;;
  35                 CC:)
  36                         c_file_comment="$value"
  37                         ;;
  38                 FN:)
  39                         file_name="$value"
  40                         ;;
  41                 AT:)
  42                         array_type="$value"
  43                         ;;
  44                 AN:)
  45                         array_name="$value"
  46                         ;;
  47                 IN:)
  48                         for i in $value; do
  49                                 includes="$includes
  50 #include \"$i.h\""
  51                         done
  52                         includes="$includes
  53 #include \"$file_name.h\""
  54                         ;;
  55                 esac
  56         done
  57         if test -z "$header_comment" -o -z "$c_file_comment" \
  58                         -o -z "$file_name"; then
  59                 echo "header error" 1&>2
  60                 exit 1
  61         fi
  62 }
  63
  64 read_one_command()
  65 {
  66         local line
  67
  68         name_txt=""
  69         desc_txt=""
  70         syn_txt=""
  71         help_txt=""
  72         perms_txt=""
  73         line_handler=0
  74         mkdir -p man/man1
  75         while read key value; do
  76                 case "$key" in
  77                 ---)
  78                         break
  79                         ;;
  80                 N:)
  81                         name_txt="$value"
  82                         ;;
  83                 P:)
  84                         perms_txt="$value"
  85                         ;;
  86                 D:)
  87                         desc_txt="$value"
  88                         ;;
  89                 L:)
  90                         line_handler=1
  91                         ;;
  92                 S:)
  93                         syn_txt="$value"
  94                         ;;
  95                 H:)
  96                         help_txt="${value}"
  97                         while read line; do
  98                                 if test "$line" = "---"; then
  99                                         break;
 100                                 fi
 101                                 line=${line#H:}
 102                                 help_txt="$help_txt
 103 ${line# }"
 104                         done
 105                         break
 106                         ;;
 107                 esac
 108         done
 109         if test -n "$name_txt" -a -n "$desc_txt" -a -n "$syn_txt" \
 110                         -a -n "$help_txt"; then
 111                 ret=1
 112                 return
 113         fi
 114         if test -z "$name_txt" -a -z "$desc_txt" -a -z "$syn_txt" \
 115                         -a -z "$help_txt"; then
 116                 ret=0
 117                 return
 118         fi
 119         ret=-1
 120         return
 121         echo "!ERROR!"
 122         echo "N: $name_txt"
 123         echo "D: $desc_txt"
 124         echo "S: $syn_txt"
 125         echo "P: $perms_txt"
 126         echo "H: $help_txt"
 127 }
 128
 129 dump_man()
 130 {
 131         echo "NAME"
 132         printf "\t$name_txt - $desc_txt\n"
 133         echo "SYNOPSIS"
 134         printf "\t$syn_txt\n"
 135         echo "DESCRIPTION"
 136         echo "$help_txt"
 137         if test -n "$perms_txt"; then
 138                 echo "PERMISSIONS"
 139                 if test "$perms_txt" = "0"; then
 140                         printf "\t(none)\n"
 141                 else
 142                         printf "\t$perms_txt\n"
 143                 fi
 144         fi
 145
 146 }
 147
 148
 149 com_man()
 150 {
 151         local cn="$(grep ^codename Makefile.in)"
 152         local ver="$(grep ^AC_INIT configure.ac \
 153                 | cut -f 2 -d ',')"
 154         cn=${cn#*=}
 155         ver=${ver# *[}
 156         ver=${ver%]}
 157         echo "r=paraslash-$ver (cn: $cn)"
 158         local n
 159         local txtdir=txt
 160         local mandir=man/man1
 161         local htmldir=html
 162         local pfx="$1"
 163         mkdir -p $txtdir $mandir $htmldir || exit 1
 164         while : ; do
 165                 read_one_command
 166                 if test $ret -lt 0; then
 167                         exit 1
 168                 fi
 169                 if test $ret -eq 0; then
 170                         break
 171                 fi
 172                 n=$pfx-$name_txt
 173                 echo "pfx: $pfx, name: $n"
 174                 dump_man > $txtdir/$n.txt
 175                 txt2man -t "$n" -r "$r"  < $txtdir/$n.txt \
 176                         | sed -e 1d > $mandir/$n.1
 177                 man2html $mandir/$n.1 > $htmldir/$n.html
 178         done
 179 }
 180
 181 com_c_file()
 182 {
 183         echo "/** \file $file_name.c $c_file_comment */"
 184         echo "$includes"
 185         echo "struct $array_type $array_name[] = {"
 186         while : ; do
 187                 read_one_command
 188                 if test $ret -lt 0; then
 189                         exit 1
 190                 fi
 191                 if test $ret -eq 0; then
 192                         break
 193                 fi
 194                 dump_array_member
 195         done
 196         echo '{.name = NULL}};'
 197 }
 198
 199 dump_proto()
 200 {
 201         echo '/**'
 202         echo " * $desc_txt"
 203         echo ' *'
 204         echo ' * \param fd the file descriptor to send output to'
 205         if test $line_handler -eq 0; then
 206                 echo ' * \param argc the number of arguments'
 207                 echo ' * \param argv the argument vector'
 208         else
 209                 echo ' * \param cmdline the full command line'
 210         fi
 211         echo ' * '
 212         echo " * synopsis: $syn_txt"
 213         echo ' * '
 214         echo "$help_txt" | sed -e 's/^/ * /g'
 215         echo ' */'
 216         if test $line_handler -eq 0; then
 217                 echo "int com_$name_txt(int fd, int argc, char **argv);"
 218         else
 219                 echo "int com_$name_txt(int fd, char *cmdline);"
 220         fi
 221         echo
 222 }
 223
 224 com_header()
 225 {
 226         echo "/** \file $file_name.h $header_comment */"
 227         echo
 228         echo "extern struct $array_type $array_name[];"
 229         while : ; do
 230                 read_one_command
 231                 if test $ret -lt 0; then
 232                         exit 1
 233                 fi
 234                 if test $ret -eq 0; then
 235                         break
 236                 fi
 237                 dump_proto
 238         done
 239 }
 240
 241 read_header
 242 arg="$1"
 243 shift
 244 case "$arg" in
 245         "c_file")
 246                 com_c_file
 247                 ;;
 248         "header")
 249                 com_header
 250                 ;;
 251         "man")
 252                 com_man $*
 253                 ;;
 254 esac