ref: a1a120547768ee33ddaae4ee1965dfcf85149d8a
dir: /rc/bin/Bfn/
#!/bin/rc rfork e if(! ~ $#* 1){ echo usage: $0 fn >[1=2] 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 >[1=2] case 1 B $res }