ZealOS/docs/Doc/PreProcessor.DD

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<a name="l1"></a><span class=cF5>                                                          PreProcessor</span><span class=cF0>
<a name="l2"></a>
<a name="l3"></a>There is no separate preprocessor pass.  The parser front-end calls </span><a href="https://tomawezome.github.io/ZealOS/Compiler/Lex.html#l529"><span class=cF4>Lex</span></a><span class=cF0>() which has the preprocessor built-in.  The compiler 
<a name="l4"></a>looks ahead a token, most of the time, so you might throw an extra semicolon after a directive if it's not taking affect right 
<a name="l5"></a>away.
<a name="l6"></a>
<a name="l7"></a>Put an extra semicolon </span><span class=cF2>#exe {Cd(&quot;DirName&quot;);;}</span><span class=cF0> in case a </span><span class=cF2>#include</span><span class=cF0> follows.
<a name="l8"></a>
<a name="l9"></a></span><span class=cF2>#include &quot;&quot;</span><span class=cF0>     There is no angle bracket &lt;&gt; form of this directive.
<a name="l10"></a></span><span class=cF2>#exe {}</span><span class=cF0>         Will execute code at compile-time and can be used to insert code into the stream being compiled using </span><span class=cF4>
<a name="l11"></a></span><a href="https://tomawezome.github.io/ZealOS/Compiler/CMisc.html#l71"><span class=cF4>StreamPrint</span></a><span class=cF0>().
<a name="l12"></a></span><span class=cF2>#define</span><span class=cF0>         Define string const
<a name="l13"></a></span><span class=cF2>#assert</span><span class=cF0>         Print a warning during compilation if an expression is not true.
<a name="l14"></a></span><span class=cF2>#if</span><span class=cF0>             Include code if an expresion is true.
<a name="l15"></a></span><span class=cF2>#else
<a name="l16"></a>#endif
<a name="l17"></a>#ifdef,#ifndef  </span><span class=cF0>Include code if a sym is defined.
<a name="l18"></a></span><span class=cF2>#ifaot,#ifjit   </span><span class=cF0>Include code if in </span><span class=cF2>AOT</span><span class=cF0> compiler mode.
<a name="l19"></a></span><span class=cF2>defined()</span><span class=cF0>       Is a function that can be used in expressions.
<a name="l20"></a></span><span class=cF2>#help_index</span><span class=cF0>, </span><span class=cF2>#help_file</span><span class=cF0> See </span><a href="https://tomawezome.github.io/ZealOS/Doc/HelpSystem.html#l1"><span class=cF4>Help System</span></a><span class=cF0>.
<a name="l21"></a>
<a name="l22"></a>See </span><a href="https://tomawezome.github.io/ZealOS/Compiler/Lex.html#l855"><span class=cF4>PreProcessor</span></a><span class=cF0>.
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Implement codebase HTML generation. 2021-07-03 05:07:57 +01:00			`<!DOCTYPE HTML>`
			`<html>`
			`<head>`
			`<meta http-equiv="Content-Type" content="text/html;charset=US-ASCII">`
			`<meta name="generator" content="ZealOS V0.05">`
			`<style type="text/css">`
			`body {background-color:#000000;}`
			`.cF0{color:#ffffff;background-color:#000000;}`
			`.cF1{color:#3465a4;background-color:#000000;}`
			`.cF2{color:#4e9a06;background-color:#000000;}`
			`.cF3{color:#06989a;background-color:#000000;}`
			`.cF4{color:#a24444;background-color:#000000;}`
			`.cF5{color:#75507b;background-color:#000000;}`
			`.cF6{color:#ce982f;background-color:#000000;}`
			`.cF7{color:#bcc0b9;background-color:#000000;}`
			`.cF8{color:#555753;background-color:#000000;}`
			`.cF9{color:#729fcf;background-color:#000000;}`
			`.cFA{color:#82bc49;background-color:#000000;}`
			`.cFB{color:#34e2e2;background-color:#000000;}`
			`.cFC{color:#ac3535;background-color:#000000;}`
			`.cFD{color:#ad7fa8;background-color:#000000;}`
			`.cFE{color:#fce94f;background-color:#000000;}`
			`.cFF{color:#000000;background-color:#000000;}`
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Fix HTML generation on files with duplicate names but different extensions. 2021-07-05 01:12:38 +01:00			`<pre style="font-family:monospace;font-size:12pt">`
Implement codebase HTML generation. 2021-07-03 05:07:57 +01:00			`<a name="l1"></a><span class=cF5> PreProcessor</span><span class=cF0>`
			`<a name="l2"></a>`
Fix codebase HTML generation. 2021-07-03 07:51:43 +01:00			`<a name="l3"></a>There is no separate preprocessor pass. The parser front-end calls </span><a href="https://tomawezome.github.io/ZealOS/Compiler/Lex.html#l529"><span class=cF4>Lex</span></a><span class=cF0>() which has the preprocessor built-in. The compiler`
Implement codebase HTML generation. 2021-07-03 05:07:57 +01:00			`<a name="l4"></a>looks ahead a token, most of the time, so you might throw an extra semicolon after a directive if it's not taking affect right`
			`<a name="l5"></a>away.`
			`<a name="l6"></a>`
			`<a name="l7"></a>Put an extra semicolon </span><span class=cF2>#exe {Cd("DirName");;}</span><span class=cF0> in case a </span><span class=cF2>#include</span><span class=cF0> follows.`
			`<a name="l8"></a>`
			`<a name="l9"></a></span><span class=cF2>#include ""</span><span class=cF0> There is no angle bracket <> form of this directive.`
Fix HTML index file generation. Fix HTML generation tab width. 2021-07-04 23:11:34 +01:00			`<a name="l10"></a></span><span class=cF2>#exe {}</span><span class=cF0> Will execute code at compile-time and can be used to insert code into the stream being compiled using </span><span class=cF4>`
Fix codebase HTML generation. 2021-07-03 07:51:43 +01:00			`<a name="l11"></a></span><a href="https://tomawezome.github.io/ZealOS/Compiler/CMisc.html#l71"><span class=cF4>StreamPrint</span></a><span class=cF0>().`
Fix HTML index file generation. Fix HTML generation tab width. 2021-07-04 23:11:34 +01:00			`<a name="l12"></a></span><span class=cF2>#define</span><span class=cF0> Define string const`
			`<a name="l13"></a></span><span class=cF2>#assert</span><span class=cF0> Print a warning during compilation if an expression is not true.`
			`<a name="l14"></a></span><span class=cF2>#if</span><span class=cF0> Include code if an expresion is true.`
Implement codebase HTML generation. 2021-07-03 05:07:57 +01:00			`<a name="l15"></a></span><span class=cF2>#else`
			`<a name="l16"></a>#endif`
			`<a name="l17"></a>#ifdef,#ifndef </span><span class=cF0>Include code if a sym is defined.`
			`<a name="l18"></a></span><span class=cF2>#ifaot,#ifjit </span><span class=cF0>Include code if in </span><span class=cF2>AOT</span><span class=cF0> compiler mode.`
Fix HTML index file generation. Fix HTML generation tab width. 2021-07-04 23:11:34 +01:00			`<a name="l19"></a></span><span class=cF2>defined()</span><span class=cF0> Is a function that can be used in expressions.`
Fix codebase HTML generation. 2021-07-03 07:51:43 +01:00			`<a name="l20"></a></span><span class=cF2>#help_index</span><span class=cF0>, </span><span class=cF2>#help_file</span><span class=cF0> See </span><a href="https://tomawezome.github.io/ZealOS/Doc/HelpSystem.html#l1"><span class=cF4>Help System</span></a><span class=cF0>.`
Implement codebase HTML generation. 2021-07-03 05:07:57 +01:00			`<a name="l21"></a>`
Fix codebase HTML generation. 2021-07-03 07:51:43 +01:00			`<a name="l22"></a>See </span><a href="https://tomawezome.github.io/ZealOS/Compiler/Lex.html#l855"><span class=cF4>PreProcessor</span></a><span class=cF0>.`
Implement codebase HTML generation. 2021-07-03 05:07:57 +01:00			`</span></pre></body>`
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