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<h2>
<a name="1205119"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">commandline</font>
</h2><hr>
<p>
<a name="1266654"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Define a customized command line option for st20cc</font>
</p>
<h3>
<a name="1247503"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Command type</font>
</h3>
<p>
<a name="1247504"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Tool configuration</font>
</p>
<h3>
<a name="1247505"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Tool environment</font>
</h3>
<p>
<a name="1227963"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><strong>st20cc</strong></font>
</p>
<h3>
<a name="1231904"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Synopsis</font>
</h3>
<a name="1231905"> </a><font size=2 face=Courier><strong>commandline <font size=2 face=Courier><strong><em>option_name</em></strong></font>, <font size=2 face=Courier><strong><em>args</em></strong></font>, <font size=2 face=Courier><strong><em>help_type</em></strong></font>, <font size=2 face=Courier><strong><em>help_string</em></strong></font>, {<font size=2 face=Courier><strong><em>tool_and_opt</em></strong></font>}<br></strong></font>
<h3>
<a name="1231927"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Arguments</font>
</h3>
<p>
<a name="1232543"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong><em>option_name</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1232549"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The name by which the option is to be known on the <strong>st20cc</strong> command line (no "<font size=2 face=Courier><strong>-</strong></font>" is required).</font>
</dl>
</dl></dl>
<p>
<a name="1231912"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong><em>args</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1232561"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Indicates whether arguments are required. <font size=2 face=Courier><strong>args</strong></font> means that the option takes arguments, <font size=2 face=Courier><strong>no_args</strong></font> means that no arguments are needed.</font>
</dl>
</dl></dl>
<p>
<a name="1231916"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong><em>help_type</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1232577"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Indicates where the help information is to appear; must take one of the following values:<br><font size=2 face=Courier><strong>help_all</strong></font> - help appears on the short help page.<br><font size=2 face=Courier><strong>help_long_and_ext</strong></font> - help appears on the long help page.</font>
</dl>
</dl></dl>
<p>
<a name="1231920"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong><em>help_string</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1231922"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The string to be displayed on the help page</font>
</dl>
</dl></dl>
<p>
<a name="1231924"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><b><font size=2 face=Courier><strong><em>tool_and_opt</em></strong></font></b></font>
<br>
<dl><dl> <dl>
<dt> <a name="1232603"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">Specifies what option should be sent to <strong>st20cc</strong> when <font size=2 face=Courier><strong><em>option_name</em></strong></font> is given. The format of this option is a quoted string of the form: "<font size=2 face=Courier><strong>tool=option</strong></font>", where tool may be one of the following:<br><font size=2 face=Courier><strong>edg_cpp</strong></font> is the C++ preprocessor<br><font size=2 face=Courier><strong>compiler</strong></font> is the ANSI C compiler <strong>st20icc</strong>.<br><font size=2 face=Courier><strong>linker</strong></font> is the toolset linker <strong>st20link</strong>.<br><font size=2 face=Courier><strong>librarian</strong></font> is the toolset librarian <strong>st20libr</strong>.<br>The option does not require a "<font size=2 face=Courier><strong>-</strong></font>" which is added by <strong>st20cc</strong>. If two "<font size=2 face=Courier><strong>-</strong></font>" are needed (as for many <font size=2 face=Courier><strong>st20edg</strong></font> options) then one "<font size=2 face=Courier><strong>-</strong></font>" must be given.<br><font size=2 face=Courier><strong><em>tool_and_opt</em></strong></font> may be repeated as required.</font>
</dl>
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<h3>
<a name="1205137"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Description</font>
</h3>
<p>
<a name="1205138"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif">The command <font size=2 face=Courier><strong>commandline</strong></font> enables a customized command line option to be defined for <strong>st20cc</strong> using options that are already supported by <strong>st20edg</strong>, <strong>st20icc</strong>, <strong>st20link</strong> and <strong>st20libr</strong>. <font size=2 face=Courier><strong>commandline</strong></font> removes the need to use the <strong>st20cc</strong> options <font face="Verdana, Arial, Helvetica, sans-serif"><b>W0</b></font>, <font size=2 face=Courier><strong>W1</strong></font>, <font face="Verdana, Arial, Helvetica, sans-serif"><b>W3</b></font>, <font face="Verdana, Arial, Helvetica, sans-serif"><b>W6</b></font>.</font>
</p>
<p>
<a name="1205139"> </a><font size=2 face="Verdana, Arial, Helvetica, sans-serif"><em>Note: <font size=2 face=Courier><strong>commandline</strong></font> may only be used in the command file <font size=2 face=Courier><strong>st20cc.cfg</strong></font> in <font size=2 face=Courier><strong>$ST20ROOT/stdcfg</strong></font>, the directory of default definitions supplied with the toolset. If <font size=2 face=Courier><strong>commandline</strong></font> is passed to <font face="Verdana, Arial, Helvetica, sans-serif"><b>st20run</b></font> or <font face="Verdana, Arial, Helvetica, sans-serif"><b>st20libr</b></font> it causes an error.</em></font>
</p>
<h3>
<a name="1205140"> </a><font color="#003366" face="Verdana, Arial, Helvetica, sans-serif">Example</font>
</h3>
<a name="1205141"> </a><font size=2 face=Courier><strong>commandline ("warn-unused", no_args, help_long_and_ext, "warn if unused<br>⌨️ 快捷键说明
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