#! /bin/sed -f

# usage: fbasename file
# or
# usage: find path -print | fbasename
#
#
# this is a basename, but read filenames from stdin, each line
# contains the path and a possible suffix
#
# this will produce one output line per input line, with
# the filename component of path, with the (possible) suffix
# removed

s/^[ 	]*//
s/[ 	]*$//

tc
:c

s/[ 	][ 	]*/\
/
ta

s/\/*$//
s/.*\///
b

:a

h
s/.*\n//
x
s/\n.*//

s/\/*$//
s/.*\///

tb
:b
G
s/^\(.*\)\(.*\)\n\2$/\1/
t

P
d
