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Verify if programs exits on system before executing a shell script
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| verify_programs() { | |
| local programs="$1" | |
| local ccyan="\\033[1;36m" | |
| local cnormal="\\0033[0;39m" | |
| abort=0 | |
| for p in $programs; do | |
| type $p >/dev/null 2>&1 || { echo -e >&2 " ${ccyan}${p}${cnormal} required but it's not installed. Aborting."; abort=1; } | |
| done | |
| if [[ $abort -eq 1 ]]; then | |
| exit 1; | |
| fi | |
| } | |
| verify_programs "mutt mysql vi" |
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