* tests/init.sh (gl_shell_test_script_): Tighten the grep regexp
that helps test for a working printf.
+2019-12-26 Jim Meyering <meyering@fb.com>
+
+ test-framework-sh: tighten an internal grep regexp
+ * tests/init.sh (gl_shell_test_script_): Tighten the grep regexp
+ that helps test for a working printf.
+
2019-12-26 Bruno Haible <bruno@clisp.org>
test-framework-sh: Avoid /bin/sh on AIX 7.2 due to its printf built-in.
gl_shell_test_script_='
test $(echo y) = y || exit 1
LC_ALL=en_US.UTF-8 printf "\\351" 2>/dev/null \
- | LC_ALL=C tr "\\351" x | LC_ALL=C grep x > /dev/null \
+ | LC_ALL=C tr "\\351" x | LC_ALL=C grep "^x$" > /dev/null \
|| exit 1
printf "\\351" 2>/dev/null \
- | LC_ALL=C tr "\\351" x | LC_ALL=C grep x > /dev/null \
+ | LC_ALL=C tr "\\351" x | LC_ALL=C grep "^x$" > /dev/null \
|| exit 1
f_local_() { local v=1; }; f_local_ || exit 1
f_dash_local_fail_() { local t=$(printf " 1"); }; f_dash_local_fail_