/[pcre]/code/trunk/doc/pcregrep.1
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revision 653 by ph10, Sat Jul 30 17:13:00 2011 UTC revision 654 by ph10, Tue Aug 2 11:00:40 2011 UTC
# Line 46  change how \fBpcregrep\fP behaves. In pa Line 46  change how \fBpcregrep\fP behaves. In pa
46  possible to search for patterns that span line boundaries. What defines a line  possible to search for patterns that span line boundaries. What defines a line
47  boundary is controlled by the \fB-N\fP (\fB--newline\fP) option.  boundary is controlled by the \fB-N\fP (\fB--newline\fP) option.
48  .P  .P
49  The amount of memory used for buffering files that are being scanned is  The amount of memory used for buffering files that are being scanned is
50  controlled by a parameter that can be set by the \fB--buffer-size\fP option.  controlled by a parameter that can be set by the \fB--buffer-size\fP option.
51  The default value for this parameter is specified when \fBpcregrep\fP is built,  The default value for this parameter is specified when \fBpcregrep\fP is built,
52  with the default default being 20K. A block of memory three times this size is  with the default default being 20K. A block of memory three times this size is
53  used (to allow for buffering "before" and "after" lines). An error occurs if a  used (to allow for buffering "before" and "after" lines). An error occurs if a
54  line overflows the buffer.  line overflows the buffer.
55  .P  .P
56  Patterns are limited to 8K or BUFSIZ bytes, whichever is the greater. BUFSIZ is  Patterns are limited to 8K or BUFSIZ bytes, whichever is the greater. BUFSIZ is
# Line 100  standard input is always so treated. Line 100  standard input is always so treated.
100  The order in which some of the options appear can affect the output. For  The order in which some of the options appear can affect the output. For
101  example, both the \fB-h\fP and \fB-l\fP options affect the printing of file  example, both the \fB-h\fP and \fB-l\fP options affect the printing of file
102  names. Whichever comes later in the command line will be the one that takes  names. Whichever comes later in the command line will be the one that takes
103  effect. Numerical values for options may be followed by K or M, to signify  effect. Numerical values for options may be followed by K or M, to signify
104  multiplication by 1024 or 1024*1024 respectively.  multiplication by 1024 or 1024*1024 respectively.
105  .TP 10  .TP 10
106  \fB--\fP  \fB--\fP

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