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configure: add cleanws() function

This function removes leading and trailing spaces and collapses
multiple spaces into one.

Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit bb7a22b5840e56c034227ad596b1165c03f2da27)

Mans Rullgard authored on 2011/02/13 22:06:53
Showing 1 changed files

configure index 8a32709..238bf01 100755

configure

History View file @ 8429368

@@ -313,6 +313,10 @@ sh_quote(){
                          echo "$v"
+                     }
                     +cleanws(){
                     +    echo "$@" | sed 's/^ *//;s/  */ /g;s/ *$//'
                     +}
+                    +
                      filter(){
                          pat=$1
                          shift