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Add "exists" to check for command in scripts

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This commit is contained in:
Alexander Gehrke 2020-04-07 11:15:53 +02:00
parent 86f4216cde
commit 0b1b1344d7
1 changed files with 5 additions and 1 deletions
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6
lib/common.zsh
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@ -22,12 +22,16 @@ succeed() { result $c_success $@ }
error() { echo -n " "; fail $@ } error() { echo -n " "; fail $@ }
warning() { echo -n " "; warn $@ } warning() { echo -n " "; warn $@ }
exists() {
type "$1" &>/dev/null
}
depend() { depend() {
local missing local missing
local i local i
for i in "$@"; do for i in "$@"; do
type "$i" &>/dev/null || { exists "$i" || {
echo >&2 " $c_fail Missing dependency: $i. Please install it" echo >&2 " $c_fail Missing dependency: $i. Please install it"
missing=1 missing=1
} }