Bash-5.3 distribution sources and documentation

tests/printf6.sub

@@ -0,0 +1,47 @@
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+LC_ALL=en_US.UTF-8
+
+# this should echo nothing
+printf '%ls'
+# this should echo a null byte
+printf '%lc' | hexdump -b
+
+# this should echo a null byte per posix interp 1647
+printf '%lc' '' | hexdump -b
+
+# test %ls and %lc with multibyte characters
+
+V=ಇಳಿಕೆಗಳು
+V2=${V:0:2}
+V3=${V:0:1}
+
+printf "%ls\n" "$V" | hexdump -b
+printf "%ls\n" "$V2" | hexdump -b
+printf "%lc\n" "$V" | hexdump -b
+printf "%.2ls\n" "$V" | hexdump -b
+
+printf "%4.2ls\n" "$V" | hexdump -b
+printf "%-4.2ls---\n" "$V" | hexdump -b
+
+printf "%ls\n" "$V3" | hexdump -b
+printf "%S\n" "$V3" | hexdump -b
+printf "%lc\n" "$V3" | hexdump -b
+printf "%C\n" "$V3" | hexdump -b
+
+printf "%4.2lc\n" "$V3" | hexdump -b
+printf "%-4.2lc---\n" "$V3" | hexdump -b
+
+# make sure %ls handles 0 precision the same as %s
+printf '[%.0s][%.0ls]\n' X X