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[bash.git] / examples / functions / basename
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1 # Date: Fri, 11 Oct 91 11:22:36 edt
2 # From: friedman@gnu.ai.mit.edu
3 # To: bfox@gnu.ai.mit.edu
5 # A replacement for basename(1).  Not all the systems I use have this
6 # program.  Usage: basename [path] {extension}
7 function basename ()
9  local path="$1"
10  local suffix="$2"
11  local tpath="${path%/}"
13     # Strip trailing '/' characters from path (unusual that this should
14     # ever occur, but basename(1) seems to deal with it.)
15     while [ "${tpath}" != "${path}" ]; do
16        tpath="${path}"
17        path="${tpath%/}"
18     done
20     path="${path##*/}"       # Strip off pathname
21     echo ${path%${suffix}}   # Also strip off extension, if any.