41 lines
572 B
Bash
Executable file
41 lines
572 B
Bash
Executable file
#!/bin/rc
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# Usage: install [options] srcfile dstfile
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# Usage: install srcfile dstfile owner group mode
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fn usage {
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echo 'usage: install [-c|-m mode] srcfile dstfile' >[1=2]
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exit 1
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}
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mode=775
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while(! ~ $#* 0){
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switch($1){
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case -c
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;
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case -m
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mode=$2
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shift
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case -*
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usage
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case *
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switch($#*) {
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case 2
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;
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case 5
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mode=$5 # backward compatibility
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case *
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usage
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}
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srcfile=$1
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dstfile=$2
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if (! test -f $dstfile || ! cmp -s $srcfile $dstfile) {
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cp $srcfile $dstfile
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chmod $mode $dstfile
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chmod g+w $dstfile
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}
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exit 0
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}
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shift
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}
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usage
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