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Full Discussion: Split and Rename Split Files
Top Forums UNIX for Beginners Questions & Answers Split and Rename Split Files Post 303014588 by apmcd47 on Thursday 15th of March 2018 06:00:07 AM
Old 03-15-2018
Quote:
Originally Posted by techedipro
I am on AIX 7100-03

I am getting an error on the -d flag

Code:
admin@tst(/script)$ split -l 3 -a 1 -d abc.txt F
split: Not a recognized flag: d
Usage: split [-l Line_Count] [-a Suffix_Length] [File [Prefix]]
   or: split -b Number[k|m] [-a Suffix_Length] [File [Prefix]]

Yes, sorry. I was using GNU extensions to the split command, which is why I mentioned the OS I tested it on. Had I known you are on AIX I would never have suggested it.
Quote:
Also a minor change.

I need to Run the split command in a script with numer of lines to split as parameter1 and input file name as parameter2 additionally the script should reside is some other directory other than the current or working directory as I will end up deleting the working/current directory after picking up the splitted files.

The split filenames should have 3 digit prefix and the input file name example : 001_abc.txt, 002_abc.txt e.t.c


Thanks
So depending on whether you are writing this script for yourself or multiple users the script should be placed in $HOME/bin or /usr/local/bin and your profile file (the one that is run at login) should ensure that directory is in your path ($PATH for sh, ksh or bash; $path for csh).

You can use $1 and $2 for your parameters but reassigning them gives them meaning.
Code:
lines=$1
fname=$2

Assuming you have the -a suffix_length opton to split:
Code:
split -l${lines} -d -a3 ${fname} F

Then use RudiC's solution (replacing abc.txt with ${fname}.

I'll let you figure the rest out.

Andrew
 

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split(1)							   User Commands							  split(1)

NAME
split - split a file into pieces SYNOPSIS
split [-linecount | -l linecount] [-a suffixlength] [ file [name]] split [ -b n | nk | nm] [-a suffixlength] [ file [name]] DESCRIPTION
The split utility reads file and writes it in linecount-line pieces into a set of output-files. The name of the first output-file is name with aa appended, and so on lexicographically, up to zz (a maximum of 676 files). The maximum length of name is 2 characters less than the maximum filename length allowed by the filesystem. See statvfs(2). If no output name is given, x is used as the default (output-files will be called xaa, xab, and so forth). OPTIONS
The following options are supported: -linecount | -l linecounNumber of lines in each piece. Defaults to 1000 lines. -a suffixlength Uses suffixlength letters to form the suffix portion of the filenames of the split file. If -a is not specified, the default suffix length is 2. If the sum of the name operand and the suffixlength option-argument would create a filename exceeding NAME_MAX bytes, an error will result; split will exit with a diagnostic message and no files will be created. -b n Splits a file into pieces n bytes in size. -b nk Splits a file into pieces n*1024 bytes in size. -b nm Splits a file into pieces n*1048576 bytes in size. OPERANDS
The following operands are supported: file The path name of the ordinary file to be split. If no input file is given or file is -, the standard input will be used. name The prefix to be used for each of the files resulting from the split operation. If no name argument is given, x will be used as the prefix of the output files. The combined length of the basename of prefix and suffixlength cannot exceed NAME_MAX bytes. See OPTIONS. USAGE
See largefile(5) for the description of the behavior of split when encountering files greater than or equal to 2 Gbyte ( 2**31 bytes). ENVIRONMENT VARIABLES
See environ(5) for descriptions of the following environment variables that affect the execution of split: LANG, LC_ALL, LC_CTYPE, LC_MES- SAGES, and NLSPATH. EXIT STATUS
The following exit values are returned: 0 Successful completion. >0 An error occurred. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWesu | +-----------------------------+-----------------------------+ |CSI |enabled | +-----------------------------+-----------------------------+ |Interface Stability |Standard | +-----------------------------+-----------------------------+ SEE ALSO
csplit(1), statvfs(2), attributes(5), environ(5), largefile(5), standards(5) SunOS 5.10 16 Apr 1999 split(1)
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