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Top Forums Shell Programming and Scripting Replace nth to nth character? Post 302949526 by stinkefisch on Sunday 12th of July 2015 05:54:47 PM
Old 07-12-2015
Replace nth to nth character?

Hi

I got the following problem and I wonder if some could please help me out?
I'd like to replace character 8 - 16 , 16 - 24
Code:
cat file

4040AB50025D8843039E31F70000E5020046904444047FD76A029E8009E8B387C19C7FA44E2842B1D6229383502608435A552D1A5DD33EC7F13EC43F1A67B2B648F2E16D7122D39A89DA8D075644158C70048E5B92C2DECB00EA020051904F44049A16C9312C09E3ED1E0D792E923D1AF2C97FCAE2ED66DB003E505DAC0F09C31D024E10A497301D954F060033CD7C2D96B6729CE3620416FB2405519F70A2E32D86AFF28724D590BF7087557BB6

Code:
cat file | sed 's/\(.\{8\}\).\{8\}/\1AAAAAAAA/'

4040AB50AAAAAAAA039E31F70000E5020046904444047FD76A029E8009E8B387C19C7FA44E2842B1D6229383502608435A552D1A5DD33EC7F13EC43F1A67B2B648F2E16D7122D39A89DA8D075644158C70048E5B92C2DECB00EA020051904F44049A16C9312C09E3ED1E0D792E923D1AF2C97FCAE2ED66DB003E505DAC0F09C31D024E10A497301D954F060033CD7C2D96B6729CE3620416FB2405519F70A2E32D86AFF28724D590BF7087557BB6

Works ok and replaces characters, string is the same length

Code:
cat file | sed 's/\(.\{16\}\).\{16\}/\1AAAAAAAA/'
4040AB50025D8843AAAAAAAA0046904444047FD76A029E8009E8B387C19C7FA44E2842B1D6229383502608435A552D1A5DD33EC7F13EC43F1A67B2B648F2E16D7122D39A89DA8D075644158C70048E5B92C2DECB00EA020051904F44049A16C9312C09E3ED1E0D792E923D1AF2C97FCAE2ED66DB003E505DAC0F09C31D024E10A497301D954F060033CD7C2D96B6729CE3620416FB2405519F70A2E32D86AFF28724D590BF7087557BB6

Cuts some characters off????

Thanks for your help
 

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IRSEND(1)								FSF								 IRSEND(1)

NAME
irsend - basic LIRC program to send infra-red commands SYNOPSIS
irsend [options] DIRECTIVE REMOTE CODE [CODE...] DESCRIPTION
Asks the lircd daemon to send one or more CIR (Consumer Infra-Red) commands. This is intended for remote control of electronic devices such as TV boxes, HiFi sets, etc. DIRECTIVE can be: SEND_ONCE - send CODE [CODE ...] once SEND_START - start repeating CODE SEND_STOP - stop repeating CODE LIST - list configured remote items SET_TRANSMITTERS - set transmitters NUM [NUM ...] SIMULATE - simulate IR event REMOTE is the name of a remote, as described in the lircd configuration file. CODE is the name of a remote control key of REMOTE, as it appears in the lircd configuration file. NUM is the transmitter number of the hardware device. For the LIST DIRECTIVE, REMOTE and/or CODE can be empty: LIST "" "" - list all configured remote names LIST REMOTE "" - list all codes of REMOTE LIST REMOTE CODE - list only CODE of REMOTE The SIMULATE command only works if it has been explicitly enabled in lircd. -h --help display usage summary -v --version display version -d --device use given lircd socket [/var/run/lirc/lircd] -a --address=host[:port] connect to lircd at this address -# --count=n send command n times EXAMPLES
irsend LIST DenonTuner "" irsend SEND_ONCE DenonTuner PROG-SCAN irsend SEND_ONCE OnkyoAmpli VOL-UP VOL-UP VOL-UP VOL-UP irsend SEND_START OnkyoAmpli VOL-DOWN ; sleep 3 irsend SEND_STOP OnkyoAmpli VOL-DOWN irsend SET_TRANSMITTERS 1 irsend SET_TRANSMITTERS 1 3 4 irsend SIMULATE "0000000000000476 00 OK TECHNISAT_ST3004S" FILES
/etc/lirc/lircd.conf Default lircd configuration file. It should contain all the remotes, their infra-red codes and the corresponding timing and wave- form details. DIAGNOSTICS
If lircd is not running (or /var/run/lirc/lircd lacks write permissions) irsend aborts with the following diagnostics: "irsend: could not connect to socket" "irsend: Connection refused" (or "Permission denied"). SEE ALSO
The documentation for lirc is maintained as html pages. They are located under html/ in the documentation directory. lircd(8), mode2(1), smode2(1), xmode2(1), irrecord(1), irw(1), http://www.lirc.org. irsend 0.8.7pre1 May 2010 IRSEND(1)
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