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Full Discussion: concatenate log file lines up to timestamp
Top Forums Shell Programming and Scripting concatenate log file lines up to timestamp Post 302320781 by summer_cherry on Friday 29th of May 2009 01:28:51 AM
Old 05-29-2009
sed:
Code:
sed -n '/[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}/ {
1 {
	h
}
1 !{
	x
	s/\n/ /g
	p
	$ {
		x
		p
	}
	$ !{
	d
	}
}
}
/[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}/ !{
 H
}' a.txt

perl:
Code:
undef $/;
my $str=<DATA>;
$str=~s/\n/ /g;
$str=~s/(?<=.)(?=[0-9]{4}-[0-9]{2}-[0-9]{2})/\n/g;
print $str;
__DATA__
2009-05-27 02:37:27.283 The quick
brown fox;
The quick
brown fox
2009-05-28 10:10:28.000 Mary
had a
little lamb.
2009-06-01 19:37:29.000 Jack and Jill ran up the hill;

-----Post Update-----

sed:
Code:
sed -n '/[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}/ {
1 {
	h
}
1 !{
	x
	s/\n/ /g
	p
	$ {
		x
		p
	}
	$ !{
	d
	}
}
}
/[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}/ !{
 H
}' a.txt

perl:
Code:
undef $/;
my $str=<DATA>;
$str=~s/\n/ /g;
$str=~s/(?:(?<=.))(?:(?=[0-9]{4}-[0-9]{2}-[0-9]{2}))/\n/g;
print $str;
__DATA__
2009-05-27 02:37:27.283 The quick
brown fox;
The quick
brown fox
2009-05-28 10:10:28.000 Mary
had a
little lamb.
2009-06-01 19:37:29.000 Jack and Jill ran up the hill;

 

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LEARN ABOUT DEBIAN

trna2sap

TRNA2SAP(1)						     NCBI Tools User's Manual						       TRNA2SAP(1)

NAME

       trna2sap - convert tRNAscan-SE output to an ASN.1 Seq-annot object

SYNOPSIS

       trna2sap [-] [-a] [-c str] [-f str] [-i filename] [-j] [-m str] [-n str] [-o filename] [-p dir] [-r dir] [-s] [-t str] [-u] [-x str]

DESCRIPTION

       trna2sap  reads	a  text  file  produced by tRNAscan-SE and produces a corresponding ASN.1 Seq-annot in the format understood by other NCBI
       tools.

OPTIONS

       A summary of options is included below.

       -      Print usage message

       -a     Add tRNAscan-SE citation

       -c str Comment

       -f str Substring Filter

       -i filename
	      Single Input file (standard input by default)

       -j     Just produce a five-column feature table, a la trna2tbl(1).

       -m str ReMark

       -n str Annotation Name (normally "tRNA").

       -o filename
	      Single Output file (standard output by default)

       -p dir Path to files

       -r dir Path for Results

       -s     Ignore Pseudo tRNAs

       -t str Annotation Title (normally "tRNAscan-SE").

       -u     Ignore Undetermined tRNAs

       -x str File selection suffix with -p (.trna by default).

AUTHOR

       The National Center for Biotechnology Information.

SEE ALSO

       sequin(1), tbl2asn(1), trna2tbl(1).

NCBI
								    2006-01-11							       TRNA2SAP(1)
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