maint: move helper function, hex_printf to init.cfg

* tests/init.cfg (hex_printf_): New function, from ...
* tests/multibyte-white-space: ... here.  Reflect the
s/hex_print/hex_printf_/ renaming.

1 files changed, 2 insertions, 10 deletions

diff --git a/tests/multibyte-white-space b/tests/multibyte-white-space
index 58166431..bb1bdaf6 100755
--- a/tests/multibyte-white-space
+++ b/tests/multibyte-white-space
@@ -57,18 +57,10 @@ EOF
 
 fail=0
 
-# Like printf with a single argument.
-# The difference is that while some printf implementations fail to
-# handle \xHH escapes, no awk implementation has that problem.
-hex_printf()
-{
-   ${AWK-awk} 'BEGIN { printf "'"$1"'" }' </dev/null
-}
-
 for i in $utf8_space_characters; do
-  hex_printf "$i\n" | grep -q '^\s$' \
+  hex_printf_ "$i\n" | grep -q '^\s$' \
       || { warn_ "$i FAILED to match \\s"; fail=1; }
-  hex_printf "$i\n" | grep -q '\S'
+  hex_printf_ "$i\n" | grep -q '\S'
   test $? = 1 \
       || { warn_ "$i vs. \\S FAILED"; fail=1; }
 done