I followed the egrep example given in the thread "parse text or complex grep ?". It is exactly what I need...except... how do I insert a blank line after the second line? My exact command is:
egrep 'patt1|patt2' filename
the result is:
patt1
patt2
patt1
patt2
and so on. I would... (2 Replies)
hi,
I am looking for some info on how can we implement state machines.
Conceptually it appears to be good but while implementing it causes lot of confusion..
I have some doubts regarding this concept.
(my explanation may look wired, as I am also not clear on this front)
The commonly... (2 Replies)
Hi I've been searching google and have not found what egrep -c means. Does anyone know where I can get a cheat sheet or what that -c means?
thanks,
Linda (2 Replies)
Hi !!! Dear People,
Please help me with the following problem.
consider this output:
Top 5 Timed Events
~~~~~~~~~~~~ Total
Event Waits Time (s) Ela Time
---------------------------- ------------ ----------- -----
CPU time ... (3 Replies)
Is it possible to use the escape sequence:
\r
to match a line feed in grep/egrep?
I want to use a regexp that crosses over two lines, and it does not seem to be possible. (1 Reply)
I have the following script that searches in several files and shows the search results and the matches filename on the screen.
find . -exec egrep -wH "word1|word2" {} \;
the output from the search display as:
file1
word1
word2
I need to show each file search output result on new... (5 Replies)
Can some one help me to print 4th line before the match using egrep or grep command options.
i have a very large file and i need to search the entire file, look for the match (key word) and print 4th line before the matched key word. (9 Replies)
hello everyone,
can anyone tell me what drivers the Mach kernel works with. I'm thinking about experimenting with the Mach kernel, and yes I know there are other kernels that are easier to work with but I just want to use the Mach kernel. So with that being said, can the Mach kernel work with... (11 Replies)
hey everyone,
I'm reading a tutorial on the Mach kernel principles, however, the port and port rights part are kind of confusing to me. I don't know if the book has typos or something but it seems a bit contradictory. It says that "ports, themselves, are not named. It is the port rights that are"... (10 Replies)
HI Guys,
I want egrep from ./txt file which begging from Hello.
File A.txt
Hello A
Abc
Abc
Xyz
Hello B
Hello C
..
...
Output File B
Hello A
Hello B (2 Replies)
Discussion started by: asavaliya
2 Replies
LEARN ABOUT REDHAT
dos2unix
dos2unix(1) General Commands Manual dos2unix(1)NAME
dos2unix - DOS/MAC to UNIX text file format converter
SYNOPSYS
dos2unix [options] [-c convmode] [-o file ...] [-n infile outfile ...]
Options:
[-hkqV] [--help] [--keepdate] [--quiet] [--version]
DESCRIPTION
This manual page documents dos2unix, the program that converts plain text files in DOS/MAC format to UNIX format.
OPTIONS
The following options are available:
-h --help
Print online help.
-k --keepdate
Keep the date stamp of output file same as input file.
-q --quiet
Quiet mode. Suppress all warning and messages.
-V --version
Prints version information.
-c --convmode convmode
Sets conversion mode. Simulates dos2unix under SunOS.
-o --oldfile file ...
Old file mode. Convert the file and write output to it. The program default to run in this mode. Wildcard names may be used.
-n --newfile infile outfile ...
New file mode. Convert the infile and write output to outfile. File names must be given in pairs and wildcard names should NOT be
used or you WILL lost your files.
EXAMPLES
Get input from stdin and write output to stdout.
dos2unix
Convert and replace a.txt. Convert and replace b.txt.
dos2unix a.txt b.txt
dos2unix -o a.txt b.txt
Convert and replace a.txt in ASCII conversion mode. Convert and replace b.txt in ISO conversion mode. Convert c.txt from Mac to Unix
ascii format.
dos2unix a.txt -c iso b.txt
dos2unix -c ascii a.txt -c iso b.txt
dos2unix -c mac a.txt b.txt
Convert and replace a.txt while keeping original date stamp.
dos2unix -k a.txt
dos2unix -k -o a.txt
Convert a.txt and write to e.txt.
dos2unix -n a.txt e.txt
Convert a.txt and write to e.txt, keep date stamp of e.txt same as a.txt.
dos2unix -k -n a.txt e.txt
Convert and replace a.txt. Convert b.txt and write to e.txt.
dos2unix a.txt -n b.txt e.txt
dos2unix -o a.txt -n b.txt e.txt
Convert c.txt and write to e.txt. Convert and replace a.txt. Convert and replace b.txt. Convert d.txt and write to f.txt.
dos2unix -n c.txt e.txt -o a.txt b.txt -n d.txt f.txt
DIAGNOSTICS BUGS
The program does not work properly under MSDOS in stdio processing mode. If you know why is that so, please tell me.
AUTHORS
Benjamin Lin - <blin@socs.uts.edu.au>
Bernd Johannes Wuebben (mac2unix mode) <wuebben@kde.org>
MISCELLANY
Tested environment:
Linux 1.2.0 with GNU C 2.5.8
SunOS 4.1.3 with GNU C 2.6.3
MS-DOS 6.20 with Borland C++ 4.02
Suggestions and bug reports are welcome.
SEE ALSO unix2dos(1)mac2unix(1)1995.03.31 dos2unix v3.0 dos2unix(1)