(as_me): Shell-quote the argument of AS_BASENAME, in case $0 contains

white space.

diff --git a/lib/m4sugar/m4sh.m4 b/lib/m4sugar/m4sh.m4
index 09935c9404bec4db9d3f6b147bdaa62ff0caa642..4ea6d03659f45ec7abfb30b5d8e8754cb27b0cac 100644 (file)
--- a/lib/m4sugar/m4sh.m4
+++ b/lib/m4sugar/m4sh.m4
@@ -152,7 +152,7 @@ elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
 fi
 
 # Name of the executable.
-as_me=`AS_BASENAME($[0])`
+as_me=`AS_BASENAME("$[0]")`
 
 # Rewrite early, but we need PATH_SEPARATOR.
 _AS_PATH_SEPARATOR_PREPARE