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Annotation of researchv10no/cmd/troff/unansi, revision 1.1

1.1     ! root        1: # The awk program cvt will convert the relatively sterotyped ansi c
        !             2: # in this troff distribution into older-style c, by munging function
        !             3: # declarations.
        !             4: 
        !             5: # You will also have to edit fns.h, by
        !             6: #      sed 's/(.*)/()/g' fns.h >foo; mv foo fns.h
        !             7: # check this before doing the move!
        !             8: 
        !             9: # you will also have to make some editing changes in
        !            10: # tdef.h in the Contab structure: s/(void)/()/
        !            11: # you may have to fix up some function declarations
        !            12: # in n4.c, the ones with (*f)(Tchar).
        !            13: 
        !            14: # you will surely also have header files to deal with.
        !            15: 
        !            16: # the most obvious cases are dealt with by the following
        !            17: # commands.  make sure you do this stuff on a copy!
        !            18: 
        !            19: # function prototypes in n8.c probably belong in fns.h. readpats(void) must
        !            20: # be readpats() before cvt runs.
        !            21: 
        !            22: sed \
        !            23:        -e 's/(void)/()/' \
        !            24:        -e 's/(Tchar[^)]*);/();/' \
        !            25:        -e 's/(char[^)]*);/();/' \
        !            26:        -e 's/(int[^)]*);/();/' \
        !            27: n8.c >foo
        !            28: mv foo n8.c
        !            29: 
        !            30: for i in *.c
        !            31: do
        !            32:        cvt $i >foo
        !            33:        mv foo $i
        !            34: done
        !            35: 
        !            36: sed 's/(.*)/()/g' fns.h >foo
        !            37: mv foo fns.h
        !            38: 
        !            39: sed -e 's/(void)/()/g' -e '/stdlib/d' tdef.h >foo
        !            40: mv foo tdef.h
        !            41: 
        !            42: # Compliers may not approve of void *setbrk() in fns.h and n3.c.
        !            43: 
        !            44: sed 's/^void\*[        ]setbrk/char*   setbrk/' fns.h >foo
        !            45: mv foo fns.h
        !            46: 
        !            47: sed 's/^void \*setbrk/char *setbrk/' n3.c >foo
        !            48: mv foo n3.c
        !            49: 

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