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Full Discussion: Creating a condition on a bash script
Top Forums Shell Programming and Scripting Creating a condition on a bash script Post 303005296 by Scrutinizer on Monday 16th of October 2017 10:20:30 PM
Old 10-16-2017
How about:
Code:
if ! grep -q '[^acgt]' file
then
  ...
fi

or
Code:
if grep -q '[^acgt]' file
then
  echo "This file contains non-acgt characters"
  exit 1
fi

 

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LEARN ABOUT DEBIAN

bp_mutate

BP_MUTATE(1p)						User Contributed Perl Documentation					     BP_MUTATE(1p)

NAME

       mutate.pl - randomly mutagenize a single protein or DNA sequence

SYNOPSIS

	 ./mutate.pl -p 25 -i test.fa -n 5 -f swiss -o muts.swiss

	 #or

	 ./mutate.pl --percent=25 --input=test.fa --number=5 -output=x.fa

DESCRIPTION

       Randomly mutagenize a single protein or DNA sequence one or more times.	Specify percentage mutated and number of resulting mutant
       sequences.  Print mutagenized sequences to STDOUT or write to an output file.

	 -h|--help    Help
	 -p|--percent Percent mutagenized
	 -n|--number  Number of mutant sequences created
	 -o|--output  Output file (optional)
	 -f|--format  Output format (default: fasta)
	 -i|--input   Input file

FEEDBACK

       User feedback is an integral part of the evolution of this and other Bioperl scripts. Send your comments and suggestions to the Bioperl
       mailing list.  Your participation is much appreciated.

	 bioperl-l@bioperl.org			- General discussion
	 http://bioperl.org/wiki/Mailing_lists	- About the mailing lists

   Reporting Bugs
       Report bugs to the Bioperl bug tracking system to help us keep track of the bugs and their resolution. Bug reports can be submitted via the
       web:

	 https://redmine.open-bio.org/projects/bioperl/

AUTHOR

       Brian Osborne, bosborne at alum.mit.edu

perl v5.14.2							    2012-03-02							     BP_MUTATE(1p)
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