/*?Copyright?（C）?1989?2000?Aladdin?Enterprises.??All?rights?reserved.?*/

/*$Id$*/
/*?Convert?ANSI?C?function?definitions?to?K&R?（“traditional?C“）?syntax?*/

/*
ansi2knr?is?distributed?in?the?hope?that?it?will?be?useful?but?WITHOUT?ANY
WARRANTY.??No?author?or?distributor?accepts?responsibility?to?anyone?for?the
consequences?of?using?it?or?for?whether?it?serves?any?particular?purpose?or
works?at?all?unless?he?says?so?in?writing.??Refer?to?the?GNU?General?Public
License?（the?“GPL“）?for?full?details.

Everyone?is?granted?permission?to?copy?modify?and?redistribute?ansi2knr
but?only?under?the?conditions?described?in?the?GPL.??A?copy?of?this?license
is?supposed?to?have?been?given?to?you?along?with?ansi2knr?so?you?can?know
your?rights?and?responsibilities.??It?should?be?in?a?file?named?COPYLEFT
or?if?there?is?no?file?named?COPYLEFT?a?file?named?COPYING.??Among?other
things?the?copyright?notice?and?this?notice?must?be?preserved?on?all
copies.

We?explicitly?state?here?what?we?believe?is?already?implied?by?the?GPL:?if
the?ansi2knr?program?is?distributed?as?a?separate?set?of?sources?and?a
separate?executable?file?which?are?aggregated?on?a?storage?medium?together
with?another?program?this?in?itself?does?not?bring?the?other?program?under
the?GPL?nor?does?the?mere?fact?that?such?a?program?or?the?procedures?for
constructing?it?invoke?the?ansi2knr?executable?bring?any?other?part?of?the
program?under?the?GPL.
*/

/*
?*?Usage:
	ansi2knr?[--filename?FILENAME]?[INPUT_FILE?[OUTPUT_FILE]]
?*?--filename?provides?the?file?name?for?the?#line?directive?in?the?output
?*?overriding?input_file?（if?present）.
?*?If?no?input_file?is?supplied?input?is?read?from?stdin.
?*?If?no?output_file?is?supplied?output?goes?to?stdout.
?*?There?are?no?error?messages.
?*
?*?ansi2knr?recognizes?function?definitions?by?seeing?a?non-keyword
?*?identifier?at?the?left?margin?followed?by?a?left?parenthesis?with?a
?*?right?parenthesis?as?the?last?character?on?the?line?and?with?a?left
?*?brace?as?the?first?token?on?the?following?line?（ignoring?possible
?*?intervening?comments?and/or?preprocessor?directives）?except?that?a?line
?*?consisting?of?only
?*	identifier1（identifier2）
?*?will?not?be?considered?a?function?definition?unless?identifier2?is
?*?the?word?“void“?and?a?line?consisting?of
?*	identifier1（identifier2?<>）
?*?will?not?be?considered?a?function?definition.
?*?ansi2knr?will?recognize?a?multi-line?header?provided?that?no?intervening
?*?line?ends?with?a?left?or?right?brace?or?a?semicolon.??These?algorithms
?*?ignore?whitespace?comments?and?preprocessor?directives?except?that
?*?the?function?name?must?be?the?first?thing?on?the?line.??The?following
?*?constructs?will?confuse?it:
?*	-?Any?other?construct?that?starts?at?the?left?margin?and
?*	????follows?the?above?syntax?（such?as?a?macro?or?function?call）.
?*	-?Some?macros?that?tinker?with?the?syntax?of?function?headers.
?*/

/*
?*?The?original?and?principal?author?of?ansi2knr?is?L.?Peter?Deutsch
?*?