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common.sh
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common.sh
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# a list of definitions and tools that we'd like to ave an easy access
# to
# svn repositories for read and write access
svn_read=http://fastjet.hepforge.org/svn/contrib
svn_write=https://fastjet.hepforge.org/svn/contrib
#svn_write=svn+ssh://svn.hepforge.org/hepforge/svn/fastjet/contrib
# get the svn URL and fill
# - mode : ro if http:// access; rw otherwise
# - version : the version info
# [None] is returned if the directory does not exist
# [NoSVN] is returned if the directory is not under svn
#
# get_svn_info contrib mode version
function get_svn_info(){
local __modevar=$2
local __versionvar=$3
# check if the directory exists
if [[ ! -d $1 ]]; then
eval $__modevar="[None]"
eval $__versionvar="[None]"
return 0
fi
cd $1
# check if this is in svn
svn info > /dev/null 2>&1 || {
eval $__modevar="[NoSVN]"
eval $__versionvar="[NoSVN]"
cd ..
return 0
}
# get the full URL
svn_url=$(svn info | grep "^URL:" | sed 's/^URL: //')
eval $__versionvar="${svn_url#*/$1/}"
if [[ "$svn_url" == "http:"* ]]; then
eval $__modevar="ro"
else
eval $__modevar="rw"
fi
cd ..
return 0
}
# get an entry from a contrib file, filling the "version" variable
# vwith the version number
#
# get_contrib_version contrib_name file version
function get_contrib_version(){
local __resultvar=$3
# nasty hack: if the name of the "file" is "local_svn",
# get the version number from the local svn checkout of the contribution
if [[ "$2" == "local_svn" ]]; then
get_svn_info $1 mode version
eval $__resultvar="$version"
return 0
fi
# now deal with the version number as if it was an entry in "file" $2
if [[ -e $2 ]]; then # check if the file actually exists
# entry=$(grep "^[ \t]*$1[ \t]" $2) # does not seem to work with tabs
entry=$(grep "^[[:space:]]*$1[[:space:]]" $2)
if [ -z "$entry" ]; then
eval $__resultvar="[None]"
else
eval $__resultvar="`echo $entry | awk '{print $2}'`"
fi
else # file does not exist
eval $__resultvar="[None]"
fi
}
# get a yes/no answer
# returns 0 for n/N/no
# 1 for y/Y/yes
function get_yesno_answer(){
while true; do
echo -ne "$1 [y/n] "
if [[ -z "$2" ]]; then
read answer
else
answer="$2"
# TODO: add a test that the answer is a valid one
echo "$2"
fi
case $answer in
y|Y|yes) return 1; break ;;
n|N|no) return 0; break ;;
esac
done
}
# check if the local svn has pending modifications
# check_pending_modifications contrib
function check_pending_modifications(){
cd $1
result=$(svn status | grep -v "^?")
if [[ ! -z "$result" ]]; then
svn status | grep -v "^?"
cd ..
return 1
fi
cd ..
return 0
}

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