37 lines
897 B
Bash
Executable file
37 lines
897 B
Bash
Executable file
#!/bin/bash
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# Error handling
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set -e
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# For styling/colorizing output
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txtbld=$(tput bold)
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txtred=${txtbld}$(tput setaf 1)
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txtgreen=${txtbld}$(tput setaf 2)
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txtwhite=${txtbld}$(tput setaf 7)
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# Dependency check
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function dependencycheck()
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{
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numdependencies="$#"
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dependencies=("$@")
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missingdependencies=0
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for ((i = 0; i < numdependencies; i++)) ; do
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if ! command -v "${dependencies[$i]}" &> /dev/null
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then
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echo "${txtred}dependency not met: ${dependencies[$i]}${txtwhite}"
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missingdependencies=$((missingdependencies+1))
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fi
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done
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if [ $missingdependencies -gt 0 ] ; then
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echo "${txtred}Please install needed dependencies${txtwhite}"
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exit 1
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#comment out if sourced
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else
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echo "${txtgreen}All dependencies are met!${txtwhite}"
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fi
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}
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# invoke function comment out if sourced
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dependencycheck "$@"
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