maketags.sh

   1 #!/bin/sh
   2
   3 export LC_ALL=C
   4 MUSL=${MUSL:-../musl}
   5
   6 (
   7         cd $MUSL/include
   8         ctags -f /tmp/musl.tags -R -n -u --language-force=c --c-kinds=pxdstuve --fields=k --exclude='*.sh' .
   9
  10         # fix wchar_t bug of ctags
  11         awk '/typedef.* wchar_t/{print "wchar_t\tbits/alltypes.h\t" NR ";\"\tt"}' bits/alltypes.h >>/tmp/musl.tags
  12 )
  13
  14 awk -v inc=$MUSL/include/ '
  15 BEGIN {
  16         FS="\t"
  17 }
  18 function proto(t,h,n) {
  19         cmd = "awk '\''NR==" n
  20         if (t == "p")
  21                 cmd = cmd "{s=$0; if(s!~/;/){getline; s=s \" \" $0} print s; exit}"
  22         else if (t == "d")
  23                 cmd = cmd "{s=$0; while(gsub(/\\\\$/,\"\",s)){getline; s=s $0} print s; exit}"
  24         else
  25                 return ""
  26         cmd = cmd "'\'' " inc h
  27         cmd | getline s
  28         close(cmd)
  29         gsub(/\t/, " ", s)
  30         gsub(/ +/, " ", s)
  31         gsub(/ \(/, "(", s)
  32         return s
  33 }
  34 /^[^!]/ {
  35         gsub(/[^0-9]*/,"",$3)
  36         if ($4 == "s")
  37                 $1 = "struct " $1
  38         if ($4 == "u")
  39                 $1 = "union " $1
  40         print $1 "\t" $2 "\t" $4 "\t" $3 "\t" proto($4,$2,$3)
  41 }' /tmp/musl.tags |sort >data/musl.tags
  42 rm -f /tmp/musl.tags