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Top Forums Shell Programming and Scripting Help required with a file rename shell script Post 303036418 by MadeInGermany on Tuesday 25th of June 2019 02:10:51 PM
Old 06-25-2019
Here is a standard shell script. It does not remove the .jpg extensions.
It only echoes things, so you get an idea what it could do.
Code:
#!/bin/sh
while IFS="," read f_reg vin s_id rest
do
  # do not process header and junk
  out=""
  if [ "$vin" != "VIN" ] && [ -n "$vin" ] && [ -n "$s_id" ]
  then 
    sep=""
    for i in `ls | grep "^0*${s_id}_"`
    do
      # rename from $s_id to $vin, delete leading 0 characters
      new_i=`echo "$i" | sed "s/^0*${s_id}_0*/${vin}_/"`
      echo mv "$i" "$new_i"
      out="${out}${sep}${new_i}"
      sep=" "
    done
  fi
  # delete a trailing comma before adding a new one as separator
  echo "$f_reg,$vin,$s_id,${rest%,}${out:+,$out}"
done < test.csv

This User Gave Thanks to MadeInGermany For This Post:
 

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echo(1B)					     SunOS/BSD Compatibility Package Commands						  echo(1B)

NAME
echo - echo arguments to standard output SYNOPSIS
/usr/ucb/echo [-n] [argument] DESCRIPTION
echo writes its arguments, separated by BLANKs and terminated by a NEWLINE, to the standard output. echo is useful for producing diagnostics in command files and for sending known data into a pipe, and for displaying the contents of envi- ronment variables. For example, you can use echo to determine how many subdirectories below the root directory (/) is your current directory, as follows: o echo your current-working-directory's full pathname o pipe the output through tr to translate the path's embedded slash-characters into space-characters o pipe that output through wc -w for a count of the names in your path. example% /usr/bin/echo "echo $PWD | tr '/' ' ' | wc -w" See tr(1) and wc(1) for their functionality. The shells csh(1), ksh(1), and sh(1), each have an echo built-in command, which, by default, will have precedence, and will be invoked if the user calls echo without a full pathname. /usr/ucb/echo and csh's echo() have an -n option, but do not understand back-slashed escape characters. sh's echo(), ksh's echo(), and /usr/bin/echo, on the other hand, understand the black-slashed escape characters, and ksh's echo() also understands a as the audible bell character; however, these commands do not have an -n option. OPTIONS
-n Do not add the NEWLINE to the output. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWscpu | +-----------------------------+-----------------------------+ SEE ALSO
csh(1), echo(1), ksh(1), sh(1), tr(1), wc(1), attributes(5) NOTES
The -n option is a transition aid for BSD applications, and may not be supported in future releases. SunOS 5.11 3 Aug 1994 echo(1B)
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