maketags.sh

   1 #!/bin/sh
   2
   3 export LC_ALL=C
   4 MUSL=${MUSL:-../musl}
   5
   6 (
   7         cd $MUSL/include
   8         ctags -f /tmp/musl.tags -R -n -u --language-force=c --c-kinds=pxdstuv --fields=k --exclude='*.sh' .
   9 )
  10
  11 awk -v inc=$MUSL/include/ '
  12 BEGIN {
  13         FS="\t"
  14 }
  15 function proto(t,h,n) {
  16         cmd = "awk '\''NR==" n
  17         if (t == "p")
  18                 cmd = cmd "{s=$0; if(s!~/;/){getline; s=s \" \" $0} print s; exit}"
  19         else if (t == "d")
  20                 cmd = cmd "{s=$0; while(gsub(/\\\\$/,\"\",s)){getline; s=s $0} print s; exit}"
  21         else
  22                 return ""
  23         cmd = cmd "'\'' " inc h
  24         cmd | getline s
  25         close(cmd)
  26         gsub(/\t/, " ", s)
  27         gsub(/ +/, " ", s)
  28         return s
  29 }
  30 /^[^!]/ {
  31         gsub(/[^0-9]*/,"",$3)
  32         if ($4 == "s")
  33                 $1 = "struct " $1
  34         if ($4 == "u")
  35                 $1 = "union " $1
  36         print $1 "\t" $2 "\t" $4 "\t" $3 "\t" proto($4,$2,$3)
  37 }' /tmp/musl.tags |sort >data/musl.tags
  38 rm -f /tmp/musl.tags