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+#From: "Grigoriy Strokin" <grg@philol.msu.ru>
+#Newsgroups: comp.unix.shell
+#Subject: fast basename and dirname functions for BASH/SH
+#Date: Sat, 27 Dec 1997 21:18:40 +0300
+#
+#Please send your comments to grg@philol.msu.ru
+
+function basename()
+{
+  local name="${1##*/}"
+  echo "${name%$2}"
+}
+
+function dirname()
+{
+  local dir="${1%${1##*/}}"
+  [ "${dir:=./}" != "/" ] && dir="${dir%?}"
+  echo "$dir"
+}
+
+# Two additional functions:
+# 1) namename prints the basename without extension
+# 2) ext prints extension of a file, including "."
+
+function namename()
+{
+  local name=${1##*/}
+  local name0="${name%.*}"
+  echo "${name0:-$name}"
+}
+function ext()
+{
+  local name=${1##*/}
+  local name0="${name%.*}"
+  local ext=${name0:+${name#$name0}}
+  echo "${ext:-.}"
+}
+
+
+
+
+
+