hisat-3n/scripts/make_canFam2.sh
2025-01-18 21:09:52 +08:00

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#!/bin/sh
#
# Downloads sequence for the canFam2 version of C. familiaris (dog)
# from UCSC.
#
i=2
BASE_CHRS=chr1
while [ $i -lt 39 ] ; do
BASE_CHRS="$BASE_CHRS chr$i"
i=`expr $i + 1`
done
BASE_CHRS="$BASE_CHRS chrX chrM chrUn"
CHRS_TO_INDEX=$BASE_CHRS
CANFAM2_BASE=ftp://hgdownload.cse.ucsc.edu/goldenPath/canFam2/chromosomes
get() {
file=$1
if ! wget --version >/dev/null 2>/dev/null ; then
if ! curl --version >/dev/null 2>/dev/null ; then
echo "Please install wget or curl somewhere in your PATH"
exit 1
fi
curl -o `basename $1` $1
return $?
else
wget $1
return $?
fi
}
BOWTIE_BUILD_EXE=./bowtie2-build
if [ ! -x "$BOWTIE_BUILD_EXE" ] ; then
if ! which bowtie2-build ; then
echo "Could not find bowtie2-build in current directory or in PATH"
exit 1
else
BOWTIE_BUILD_EXE=`which bowtie2-build`
fi
fi
INPUTS=
for c in $CHRS_TO_INDEX ; do
if [ ! -f ${c}.fa ] ; then
F=${c}.fa.gz
get ${CANFAM2_BASE}/$F || (echo "Error getting $F" && exit 1)
gunzip $F || (echo "Error unzipping $F" && exit 1)
fi
[ -n "$INPUTS" ] && INPUTS=$INPUTS,${c}.fa
[ -z "$INPUTS" ] && INPUTS=${c}.fa
done
CMD="${BOWTIE_BUILD_EXE} $* ${INPUTS} canFam2"
echo Running $CMD
if $CMD ; then
echo "canFam2 index built; you may remove fasta files"
else
echo "Index building failed; see error message"
fi