X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=etc%2Fgrml%2Fscript-functions;h=659054ca5208c441a885dd58bafca032c463447c;hb=4f3dc1aabe46307bad296325432a32efe7dbb082;hp=61c24d9aa97ce71dfeef8f8b0c0f52f07da27131;hpb=0e59a65165a77ec4bf0b6a048c1a8469f540059e;p=grml-etc-core.git

diff --git a/etc/grml/script-functions b/etc/grml/script-functions
index 61c24d9..659054c 100644
--- a/etc/grml/script-functions
+++ b/etc/grml/script-functions
@@ -141,5 +141,47 @@ mount_sys(){
 }
 # }}}
 
+# char *reverse_list(list) {{{
+#
+#   Returns the reversed order of list
+#
+reverse_list() {
+  local ret
+  ret=''
+  while [ "$#" -gt 0 ] ; do
+    if [ -z "${ret}" ] ; then
+      ret="$1"
+    else
+      ret="$1 ${ret}"
+    fi
+    shift
+  done
+  printf '%s' "${ret}"
+}
+#}}}
+
+# bool is_older_than(reference, files/dirs to check) {{{
+#
+#   return 0 if any of the files/dirs are newer than
+#   the reference file
+#
+#   EXAMPLE: if is_older_than a.out *.o ; then ...
+is_older_than() {
+  local x
+  local ref="$1"
+  shift
+
+  for x in "$@" ; do
+    [ "${x}" -nt "${ref}" ] && return 0
+
+    if [ -d "${x}" ] ; then
+      is_older_than "${ref}" "${x}"/* && return 0
+    fi
+  done
+
+  return 1
+}
+#}}}
+
 ## END OF FILE #################################################################
 # vim:foldmethod=marker tw=80 ai expandtab shiftwidth=2 tabstop=2