pstack.sh 改进版

pstack.sh 改进版本

  
    

   
     #
   
     !
   
     /
   
     bin
   
     /
   
     bash

   
     if
   
      
   
     ((
   
      
   
     $#
   
      
   
     <
   
      
   
     1
   
      
   
     ))
   
      
   
     ;
   
      
   
     then
   
     
 
   
     echo
   
      
   
     "
   
     usage: `basename $0` pid
   
     "
   
      
   
     1
   
     >
   
     &
   
     2
   
     
 
   
     exit
   
      
   
     1
   
     
fi 

   
     if
   
      [[ ! -r 
   
     /
   
     proc
   
     /$
   
     1
   
      ]] 
   
     ;
   
      
   
     then
   
     
 
   
     echo
   
      
   
     "
   
     Process $1 not found.
   
     "
   
      
   
     1
   
     >
   
     &
   
     2
   
     
 
   
     exit
   
      
   
     1
   
     
fi 

   
     (
   
     gdb -quiet -nx 
   
     /
   
     proc
   
     /$
   
     1
   
     /
   
     exe -p 
   
     $
   
     1
   
      
   
     <<
   
     EOF
define my_dump_all_stack
x 
   
     \$
   
     pc
bt

   
     end
   
     
thread apply all my_dump_all_stack
EOF

   
     )
   
      | sed -n -e 's
   
     /
   
     ^
   
     (
   
     gdb
   
     )
   
      
   
     //
   
     ' -e '
   
     /
   
     ^
   
     #/
   
     p' -e '
   
     /
   
     ^Thread
   
     /
   
     p' -e's
   
     /
   
     ^0x
   
     /#
   
     * 0x
   
     /
   
     p'