Add .bashrc, and license information

.bashrc

@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: Unlicense
+
+# Skip script if not running interactively
+if [[ $- != *i* ]] ; then
+	return
+fi
+
+# Set permissions for file/directory owner only by default
+umask 0077
+
+echo -ne '\e[16;125]'
+export EDITOR='nvim'
+export HISTCONTROL=ignorespace
+export HISTFILESIZE=5000
+export HISTSIZE=5000
+export PATH="${PATH}:${HOME}/.local/bin"
+
+# Use interactive option to prevent accidental data loss
+alias cp='cp -pi'
+alias mv='mv -i'
+alias rm='rm -i'
+
+# Short commands
+alias ll='ls -l'
+
+# Get rid of commands that have verbose output by default
+alias ffmpeg='ffmpeg -hide_banner'
+
+## Function commands ##
+
+# Retrieves a specific line number of a specified text file.
+#
+# Syntax: $0 <FILENAME> <LINE NUMBER>
+function lnof() {
+	if [[ $1 =~ ^-(-help|h)$ ]]; then
+		echo "syntax: $0 <FILENAME> <LINE NUMBER>" >&2
+		return
+	fi
+
+	if [[ -z "$1" || -z "$2" ]]; then
+		echo "error: missing required options" >&2
+	fi
+
+	head -n $2 $1 | tail -1
+}
+
+# Creates, then displays a temporary QR code with given data passed through
+# standard input.
+#
+# Syntax: $0
+function qrnow() {
+	if [[ $1 =~ ^-(-help|h)$ ]]; then
+		echo "$0: displays a QR code for given data"
+		echo "pipe data to this command to create a temporary QR code, then show it"
+		return
+	fi
+
+	qrencode -t png -o - | ffplay -hide_banner -i - >/dev/null
+}

COPYING.md

@@ -0,0 +1,8 @@
+# License
+
+<!-- SPDX-License-Identifier: Unlicense -->
+
+All source files in this repository are licensed under the Unlicense license.
+You are free to use this software for any purpose.  For more information, [see
+the LICENSE.Unlicense.md file](LICENSE.Unlicense.md).
+

LICENSE.Unlicense.md

@@ -0,0 +1,24 @@
+This is free and unencumbered software released into the public domain.
+
+Anyone is free to copy, modify, publish, use, compile, sell, or
+distribute this software, either in source code form or as a compiled
+binary, for any purpose, commercial or non-commercial, and by any
+means.
+
+In jurisdictions that recognize copyright laws, the author or authors
+of this software dedicate any and all copyright interest in the
+software to the public domain. We make this dedication for the benefit
+of the public at large and to the detriment of our heirs and
+successors. We intend this dedication to be an overt act of
+relinquishment in perpetuity of all present and future rights to this
+software under copyright law.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+For more information, please refer to <https://unlicense.org/>

README.md

@@ -8,3 +8,7 @@ Note that this repository also contains some runnable utility scripts, located
 under `~/.local/bin`.  This path is added automatically to the `$PATH`
 environment variable.
 
+## License
+
+Please see the [COPYING](COPYING.md) file for copyright and license information.
+