tests: port more tests to bourne shells with hex-challenged printf

* tests/pcre-utf8: Convert the hex \xHH literals for the euro symbol
to octal \OOO.
* tests/turkish-I: Likewise for "I with dot".
* tests/turkish-I-without-dot: Likewise for another Turkish I: U+0131.

3 files changed, 3 insertions, 3 deletions

diff --git a/tests/pcre-utf8 b/tests/pcre-utf8
index 612b7029..b8228d51 100755
--- a/tests/pcre-utf8
+++ b/tests/pcre-utf8
@@ -16,7 +16,7 @@ fail=0
 echo '$' | LC_ALL=en_US.UTF-8 grep -qP '\p{S}' \
   || skip_ 'PCRE support is compiled out, or it does not support properties'
 
-euro='\xe2\x82\xac euro'
+euro='\342\202\254 euro'
 printf "$euro\\n" > in || framework_failure_
 
 LC_ALL=en_US.UTF-8 grep -P '^\p{S}' in > out || fail=1
diff --git a/tests/turkish-I b/tests/turkish-I
index 2decc46c..bb08553a 100755
--- a/tests/turkish-I
+++ b/tests/turkish-I
@@ -23,7 +23,7 @@ require_compiled_in_MB_support
 
 fail=0
 
-i='\xC4\xB0'
+i='\304\260'
 printf "$i$i$i$i$i$i$i\n" > in || framework_failure_
 
 LC_ALL=en_US.UTF-8 grep -i .... in > out || fail=1
diff --git a/tests/turkish-I-without-dot b/tests/turkish-I-without-dot
index 2b4e9cc1..daf0b759 100755
--- a/tests/turkish-I-without-dot
+++ b/tests/turkish-I-without-dot
@@ -47,7 +47,7 @@ compare out in || fail=1
 # buffer have precisely the same length (22 bytes here), yet internal
 # offsets do differ.  Lengths are the same because while some bytes shrink
 # when converted to lower case, others grow, and here they balance out.
-i='I\xC4\xB0'
+i='I\304\260'
 printf "$i$i$i$i$i$i$i\n" > in || framework_failure_
 LC_ALL=tr_TR.utf8 grep -i .... in > out || fail=1
 compare out in || fail=1