ref: 722a1a33347c759c797da9f889ceaed304092aff
dir: /rc/bin/Bfn/
#!/bin/rc rfork e if(! ~ $#* 1){ echo usage: $0 fn >[2=1] exit usage } if(~ $#srcpath 0) srcpath=. res=`{grep -n '^'$1'\(' $srcpath/*.c /dev/null | sed -n 's/^([^:]*:[^:]*).*$/\1/gp' } ifs=' ' for(i in $res) echo $i switch($#res){ case 0 echo $1: not found >[2=1] case 1 plumb $res }