pfetch: Revert to larger but more reliable print method. Closes #46

pfetch: Initial IRIX support.

.github/workflows/main.yml

@@ -6,4 +6,6 @@ jobs:
     steps:
     - uses: actions/checkout@v1
     - name: Run shellcheck.
-      run:  shellcheck pfetch
+      run: |
+        shellcheck pfetch
+        TERM=dumb sh pfetch

README.md

@@ -1,53 +1,43 @@
-# pfetch
+<p align="center"><img src="https://user-images.githubusercontent.com/6799467/65944518-68834d80-e421-11e9-9b14-6ca26a16108a.png" width="350px"></p>
+<h1 align="center">pfetch</h1>
+<p align="center">A pretty system information tool written in POSIX sh</p><br>
 
-A pretty system information tool written in POSIX `sh`.
+<img src="https://user-images.githubusercontent.com/6799467/65945384-5bfff480-e423-11e9-863e-4e7cf16eb648.png" width="40%" align="right">
 
-The goal of this project is to implement a simple system information tool in POSIX `sh` using features built into the language itself (*where possible*).
+The goal of this project is to implement a simple system
+information tool in POSIX `sh` using features built into
+the language itself (*where possible*).
 
-The source code is highly documented and I hope it will act as a learning resource for POSIX `sh` and simple information detection across various different operating systems.
+The source code is highly documented and I hope it will
+act as a learning resource for POSIX `sh` and simple
+information detection across various different operating
+systems.
 
-If anything in the source code is unclear or is lacking in its explanation, open an issue. Sometimes you get too close to something and you fail to see the "bigger picture"!
+If anything in the source code is unclear or is lacking
+in its explanation, open an issue. Sometimes you get too
+close to something and you fail to see the "bigger
+picture"!
 
-```sh
-➜ pfetch
-    ___       goldie@KISS
-   (.· |      os     KISS Linux
-   (<> |      host   Lenovo YOGA 900-13ISK
-  / __  \     kernel 5.3.1-coffee
- ( /  \ /|    uptime 6h 20m
-_/\ __)/_)    pkgs   130
-\/-____\/     memory 1721M / 7942M
-```
+<br>
+<br>
+<br>
+<br>
 
 ## OS support
 
-- [x] Linux (A myriad of distributions)
-- [x] MacOS
-- [x] OpenBSD
-- [x] FreeBSD
-- [x] NetBSD
-- [x] Haiku
-
-## TODO
-
-- [ ] Add optional and additional information detection.
-    - [ ] CPU
-    - [ ] Terminal Emulator ([#12](https://github.com/dylanaraps/pfetch/pull/12))
-        - The way I implement this in `neofetch` is interesting.
-    - [x] Terminal colors ([commit](https://github.com/dylanaraps/pfetch/commit/ba03cb3cf4dfbc767abce6acd53c07ab5568e23d))
-    - [ ] Window manager ([#13](https://github.com/dylanaraps/pfetch/pull/13))
-    - [ ] ???
-- [ ] Expand operating system support.
-    - [ ] Solaris ([#5](https://github.com/dylanaraps/pfetch/issues/5))
-    - [ ] MINIX ([#6](https://github.com/dylanaraps/pfetch/issues/6))
-    - [ ] AIX ([#7](https://github.com/dylanaraps/pfetch/issues/7))
-    - [ ] IRIX ([#8](https://github.com/dylanaraps/pfetch/issues/8))
-    - [ ] FreeMiNT ([#9](https://github.com/dylanaraps/pfetch/issues/9))
-    - [ ] Windows ([#10](https://github.com/dylanaraps/pfetch/issues/10))
-        - [ ] CYGWIN
-        - [ ] MSYS
-        - [ ] MINGW
-        - [x] WSL (*this is fairly simple*)
+- **Linux**
+    - Alpine Linux, Arch Linux, Arco Linux, Artix Linux, CentOS, Debian, Elementary, Fedora, Gentoo, Guix, Hyperbola, KISS Linux, Linux Lite, Linux Mint, Mageia, Manjaro, MX Linux, NixOS, OpenSUSE, Parabola, Pop!\_OS, PureOS, Slackware, Ubuntu and Void Linux.
+    - All other distributions are supported with a generic penguin logo.
+- **Android**
+- **BSD**
+    - DragonflyBSD, FreeBSD, NetBSD and OpenBSD.
+- **Windows**
+    - Windows subsystem for Linux.
+- **Haiku**
+- **MacOS**
+- **Minix**
+- **Solaris**
+- **IRIX**
 
 ## Configuration
 
@@ -59,14 +49,19 @@ _/\ __)/_)    pkgs   130
 # Default: first example below
 # Valid: space separated string
 #
-# OFF by default: shell palette
-PF_INFO="ascii title distro host kernel uptime pkgs memory"
+# OFF by default: shell editor wm de palette
+PF_INFO="ascii title os host kernel uptime pkgs memory"
 
 # Example: Only ASCII.
 PF_INFO="ascii"
 
 # Example: Only Information.
-PF_INFO="title distro host kernel uptime pkgs memory"
+PF_INFO="title os host kernel uptime pkgs memory"
+
+# A file to source before running pfetch.
+# Default: unset
+# Valid: A shell script
+PF_SOURCE=""
 
 # Separator between info name and info data.
 # Default: unset
@@ -97,6 +92,26 @@ PF_ALIGN=""
 # Default: unset (auto)
 # Valid: string
 PF_ASCII="openbsd"
+
+# The below environment variables control more
+# than just 'pfetch' and can be passed using
+# 'HOSTNAME=cool_pc pfetch' to restrict their
+# usage solely to 'pfetch'.
+
+# Which user to display.
+USER=""
+
+# Which hostname to display.
+HOSTNAME=""
+
+# Which editor to display.
+EDITOR=""
+
+# Which shell to display.
+SHELL=""
+
+# Which desktop environment to display.
+XDG_CURRENT_DESKTOP=""
 ```
 
 ## Credit