configure: clean whitespace with [:space:]

https://en.wikibooks.org/wiki/Regular_Expressions/POSIX_Basic_Regular_Expressions Fixes NDKr10e on Cygwin, CC_IDENT for it is defined as Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-07-13 16:22:40 +08:00 · 2015-07-13 16:22:40 +08:00 · f5c281daa8
parent 488cc05192
commit f5c281daa8
1 changed files with 1 additions and 1 deletions
--- a/2
+++ b/2
@ -477,7 +477,7 @@ sh_quote(){
 }

 cleanws(){
-    echo "$@" | sed 's/^ *//;s/  */ /g;s/ *$//;s/\\r//g'
+    echo "$@" | sed 's/^ *//;s/[[:space:]][[:space:]]*/ /g;s/ *$//'
 }

 filter(){