   make       -
   Makefile  makefile.    
 ,   ,       -
 ("prerequisite"  , ) .   
        make   
   ,     .  -
      make   .

,       make,  -
  (makefile),  make-.      -
   " "    .  make- 
 :

:  
TAB _

        _.
  _ (    )   
 TAB     .     
   (\)   .

    ,      _.
_     ,   ( -
 / )  .  make   ,
       _  ,
   .

         
 form  . 27.3.      size.   length, . -
    :

form: size. length.
TAB    gcc-o form size. length.

           
 . ,  size. ,  length,      
.    . 27.3 ,   
   ,     .

 make- (  Makefile)    -
,   . 27.3.   form    
,           -
  form. h.   , form.h      :

$ cat Makefile

form: size. length.

gcc - form size. length.
size.: size. form.h

gcc -c size.
length.: length. form.h

gcc -c length.
form.h: num.h table.h

cat num.h table.h > form.h

        make-,  -
  ,         . -

834                                                  VI. 