shithub: git9

ref: ec28e68d5f5d72748d4b2d0be2861956b856ef4f
dir: git9/diff

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#!/bin/rc

rfork e

fn usage{
	echo git/diff '[-b branch] [file ...]' >[2=1]
	exit usage
}

if(! cd `{git/conf -r}){
	echo 'not a git repository' >[1=2]
	exit notgit
}
git/fs

while(~ $1 -*){
	switch($1){
	case -b; branch=$2; shift
	case *; usage
	}
	shift
}

if(~ $#branch 0)
	branch=`{git/branch}
dirty=`{git/walk | awk '/^[MAR]/ {print $2}'}
if(! ~ $#* 0){
	echo $dirty | sed 's/ /\n/g' | sort >/tmp/git.$pid.diff.dirty
	echo $* | sed 's/ /\n/g' | sort >/tmp/git.$pid.diff.args
	dirty=`{join /tmp/git.$pid.diff.dirty /tmp/git.$pid.diff.args}
}
for(f in $dirty){
	orig=/mnt/git/branch/$branch/tree/$f
	if(! test -f $orig)
		orig=/dev/null
	if(! test -f $f)
		f=/dev/null
	ape/diff -up $orig $f
}
rm -f /tmp/git.$pid.diff.dirty /tmp/git.$pid.diff.args