君子善器之按行号跳转：用vim查阅verilog编译信息的一个小技巧

function! GotoFileWithLineNum()
" exclude comma from file name search
     " change the 'isfname' option temporarily to pick up file name in ncverilog MSG
      let bak_isfname = &isfname
     set isfname=@,48-57,/,.,-,_,+,#,$,%,~,="
     " filename under the cursor
     let file_name = expand('<cfile>')
     if !strlen(file_name)
         echo 'NO FILE UNDER CURSOR'
         return
     endif

     " look for a line number separated by any :,"<space>
     if search('\%#\f*[:, "]*\zs[0-9]\+')
         " change the 'iskeyword' option temporarily to pick up just numbers
         let temp = &iskeyword
         set iskeyword=48-57
         let line_number = expand('<cword>')
         exe 'set iskeyword=' . temp
     endif

     exe 'set isfname=' . bak_isfname
     " edit the file
     exe 'e '.file_name

     " if there is a line number, go to it
     if exists('line_number')
         exe line_number
     endif
 endfunction

 map gf :call GotoFileWithLineNum()<CR>
 map gsf :sp<CR>:call GotoFileWithLineNum()<CR>