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#/bin/sh
#
#This script checks to make sure all the commands we need are
#present
return_error()
{
echo "Error, can't run the $1 command"
exit 1
}
echo Testing environment for needed utilities
bc -h > /dev/null || return_error "bc";
echo nothing | awk '{}' > /dev/null || return_error "awk";
echo | sed -e "s/s/r/" > /dev/null || return_error "sed";
htmlify > /dev/null || return_error "htmlify";
echo | xargs > /dev/null || return_error "xargs";
hg > /dev/null || return_error "hg";
xsltproc -V > /dev/null || return_error "xsltproc";
tar --help > /dev/null || return_error "tar";
zip -h > /dev/null || return_error "zip";
bzip2 -h &> /dev/null || return_error "bzip2";
pygmentize -h &> /dev/null || return_error "pygmentize";
which sphinx-build &> /dev/null || return_error "sphinx-build";
echo All needed utilities found
exit 0
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