git: 9front

ref: e85e9a78a8b587d6b7a8bd84f70dbde33e7de904
dir: /rc/bin/diffy/

View raw version 
#!/bin/rc
# diffy [diff-opts] file... - diff file against yesterday's version(s)
rfork e
diffopts=()
while(! ~ $#* 0 && ~ $1 -* && ! ~ $1 --){
	diffopts=($diffopts $1)
	shift
}
if(~ $1 --)
	shift
if(! ~ $#* 1)
	diffopts=($diffopts -m)
for(f)
	diff $diffopts `{yesterday $f} $f