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Filter::cpp - cpp source filter
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Filter::cpp - cpp source filter
This module is not included with the standard ActivePerl distribution. It is available as a separate download using PPM.
use Filter::cpp ;
This source filter pipes the current source file through the C
pre-processor (cpp) if it is available.
As with all source filters its scope is limited to the current source
file only. Every file you want to be processed by the filter must have a
use Filter::cpp ;
near the top.
Here is an example script which uses the filter:
use Filter::cpp ;
#define FRED 1
$a = 2 + FRED ;
print "a = $a\n" ;
#ifdef FRED
print "Hello FRED\n" ;
#else
print "Where is FRED\n" ;
#endif
And here is what it will output:
a = 3
Hello FRED
Paul Marquess
11th December 1995.
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Filter::cpp - cpp source filter
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