Subversion Repositories planix.SVN

#!/bin/rc

rfork e
path=(/bin/)

sym = 'threadmain?z
        main?z'

fn dbsrc{
        echo $sym | db $1 | sed '1d;/symbol not found/d;s/.*\(\) //'
}

fn go{
        type=`{file <$1 | sed 's/stdin: //'}
        switch($type){
        case 'rc executable file'
                plumbit $1 '(rc executable)'
        case *executable* *'plan 9 boot image'*
                plumbit  `{dbsrc $1} '(executable)'
        case *
                echo 'src: can''t find source for '$1 - unrecognized type $type >[1=2]
        }
}

fn plumbit{B $1}

fn usage{
        echo usage: 'src [-n] [-s symbol] executable ...'>[1=2]
        exit usage
}

while(~ $1 -*)
        switch($1){
        case -n
                shift
                fn plumbit {echo $1}
        case -s
                shift
                # add main in case symbol is undefined
                sym=$1'?z
                        main?z'
                shift
        case -*
                usage
        }

if(~ $#* 0) usage

for(i){
        if(test -f $i) go $i
        if not if(test -f /bin/$i) go /bin/$i
        if not if(test -f /bin/*/$i) go /bin/*/$i
        if not if(test -f /bin/*/*/$i) go /bin/*/*/$i
        if not echo 'src: can''t find '$i
}