Get build number using PlistBuddy

getBuildNumberFromPlist.sh

# INFOPLIST_FILE="xxx/Info.plist"
# echo $INFOPLIST_FILE 
# get current plist file path=> $ what-marketing-version | grep "Found"  | awk '{print $NF}'
# awk '{print $NF}'; will split the sentense and get the last one (NF=number of fields in the current record) 
#

#PLIST_PATH=$(agvtool what-marketing-version | grep "Found"  | awk '{print $NF}')
#PLIST_PATH="${PLIST_PATH%\"}"
#PLIST_PATH="${PLIST_PATH#\"}"
#(/usr/libexec/PlistBuddy -c "Print CFBundleVersion" "$PLIST_PATH")

#assign to a variable
#BUILD_NUMBER=$(PLIST_PATH=$(agvtool what-marketing-version | grep "Found"  | awk '{print $NF}') && PLIST_PATH="${PLIST_PATH%\"}" && PLIST_PATH="${PLIST_PATH#\"}" &&(/usr/libexec/PlistBuddy -c "Print CFBundleVersion" "$PLIST_PATH"))

#one line statment:
(PLIST_PATH=$(agvtool what-marketing-version | grep "Found"  | awk '{print $NF}') && PLIST_PATH="${PLIST_PATH%\"}" && PLIST_PATH="${PLIST_PATH#\"}" &&(/usr/libexec/PlistBuddy -c "Print CFBundleVersion" "$PLIST_PATH"))