Beefy Boxes and Bandwidth Generously Provided by pair Networks
Pathologically Eclectic Rubbish Lister
 
PerlMonks  

Re: Egrep clone with function name display

by ambrus (Abbot)
on Feb 02, 2005 at 21:05 UTC ( #427433=note: print w/ replies, xml ) Need Help??


in reply to cgrep: Egrep clone with function name display

This is a unified diff from the originally posted code to the current code.

--- cgrep.7 2005-02-02 14:36:46.000000000 +0100 +++ cgrep 2005-02-02 22:48:22.000000000 +0100 @@ -148,8 +148,8 @@ my($cregexp, @filenames, $complement, $found_any, $match, $endfile, $print_filename, $print_lineno, $before_context, $after_context, - $context, $hush_messages, $print_func, $func_cregexp); -my($file, $filename); + $context, $hush_messages, $print_func, $func_cregexp, + $file, $filename, $anyoutput, $lastoutput); sub main { @@ -175,8 +175,8 @@ sub process_file { - my($line, $func, $m, @before, $b, $after, $delimit); - ($after, $delimit, $func) = (0, 0, undef); + my($line, $func, $m, @before, $b, $after); + ($after, $func, $lastoutput) = (0, undef, -1); READ: { while (defined($line = <$file>)) { chomp $line; @@ -187,10 +187,6 @@ if ($m xor $complement) { $found_any = 1; $context and do { - 2 <= $delimit and do { - print_chunk_delimiter(); - $delimit = 0; - }; for $b (@before) { &$match(@$b[0, 1, 2]), 0 } @before = (); @@ -202,9 +198,7 @@ if (0 < $after) { &$match($line, input_line_number $file, $func, 0) +; $after--; - $delimit = 1; } else { - $delimit and $delimit = 2; push @before, [$line, input_line_number $file, $f +unc]; $before_context < @before and shift @before; } @@ -224,6 +218,12 @@ sub print_match { my($line, $lineno, $func, $m) = @_; + $context and do { + $lastoutput != $lineno - 1 && $anyoutput and + print "--\n"; + $anyoutput = 1; + $lastoutput = $lineno; + }; $print_filename and print $filename, $m ? ":" : "-"; $print_func and defined($func) and print $func, $m ? ":" : "-"; $print_lineno and print $lineno, $m ? ":" : "-"; @@ -231,10 +231,6 @@ } -sub print_chunk_delimiter { - print "--\n"; -} - sub print_name_exit { $_[3] or return; print $filename, "\n"; @@ -273,7 +269,7 @@ "line-number|n!", sub { $print_lineno = $_[1]; }, "context|C=n", sub { $after_context = $before_context = $_[1] + }, "after-context|A=n", sub { $after_context = $_[1] }, - "before-context|B=n", sub { $after_context = $_[1] }, + "before-context|B=n", sub { $before_context = $_[1] }, "files-with-match|list|l!", sub { $mode = $_[1] ? "l" : "" }, "file-without-match|missing|L!", sub { $mode = $_[1] ? "L" : +"" }, "quiet|silent|q", sub { $mode = $_[1] ? "q" : "" },


Comment on Re: Egrep clone with function name display
Download Code

Log In?
Username:
Password:

What's my password?
Create A New User
Node Status?
node history
Node Type: note [id://427433]
help
Chatterbox?
and the web crawler heard nothing...

How do I use this? | Other CB clients
Other Users?
Others chanting in the Monastery: (3)
As of 2015-07-04 01:52 GMT
Sections?
Information?
Find Nodes?
Leftovers?
    Voting Booth?

    The top three priorities of my open tasks are (in descending order of likelihood to be worked on) ...









    Results (57 votes), past polls