contrib/bsdinstaller-1.1.6/scripts/report/gen_rel_notes.lua

   1 -- $Id: gen_rel_notes.lua,v 1.1 2005/03/03 20:29:03 cpressey Exp $
   2 -- Lua script to generate release notes.
   3 -- Usage: lua gen_rel_notes.lua prev_release_tag this_release_tag
   4 -- e.g.:  lua gen_rel_notes.lua RELENG_1_1_4 RELENG_1_1_5
   5
   6 local cvsdir = "/home/catseye/projects/installer"
   7 local tmpdir = "/tmp"
   8 local tmpfn  = tmpdir .. "/gen_rel_notes.txt"
   9 local old_tag, new_tag = arg[1], arg[2]
  10 local cmd = "cd " .. cvsdir .. " && cvs log -r" .. old_tag .. ":" .. new_tag ..
  11             " >" .. tmpfn .. " 2>&1"
  12 os.execute(cmd)
  13 local file = io.open(tmpfn)
  14
  15 local line
  16 local lines, logs
  17
  18 logs = {}
  19 while true do
  20         lines = {}
  21         line = file:read("*l")
  22         if not line then break end
  23         while not string.find(line, "^===================") do
  24                 line = file:read("*l")
  25                 if not line then break end
  26                 table.insert(lines, line)
  27         end
  28         if not line then break end
  29         table.insert(logs, lines)
  30 end
  31 file:close()
  32
  33 for logno, logtab in logs do
  34         local found, len, cap
  35         local old_rev, new_rev
  36         if string.find(logtab[1], "^cvs log: warning: no revision") then
  37                 logs[logno] = nil
  38         else
  39                 for k, v in logtab do
  40                         found, len, cap = string.find(logtab[k], "^\t" .. old_tag .. ": (.+)$")
  41                         if found then old_rev = cap end
  42                         found, len, cap = string.find(logtab[k], "^\t" .. new_tag .. ": (.+)$")
  43                         if found then new_rev = cap end
  44                 end
  45                 if new_rev == old_rev then
  46                         logs[logno] = nil
  47                 end
  48         end
  49 end
  50
  51 for logno, logtab in logs do
  52         for k, v in logtab do
  53                 print(logno, v)
  54         end
  55         print("")
  56 end