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

pfetch: Initial IRIX support.

README.md

@@ -37,6 +37,7 @@ picture"!
 - **MacOS**
 - **Minix**
 - **Solaris**
+- **IRIX**
 
 ## Configuration
 
@@ -57,6 +58,11 @@ PF_INFO="ascii"
 # Example: Only Information.
 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
 # Valid: string

pfetch

@@ -83,7 +83,7 @@ log() {
     printf '[3%s;1m%s' "${PF_COL1-4}" "$name"
 
     # Print the info name and info data separator.
-    printf '%s' "$PF_SEP"
+    printf %s "$PF_SEP"
 
     # Move the cursor backward the length of the *current* info name and
     # then move it forwards the length of the *longest* info name. This
@@ -131,7 +131,7 @@ get_os() {
         Linux*)
             # Some Linux distributions (which are based on others)
             # fail to identify as they **do not** change the upstream
-            # distributions identification packages or files.
+            # distribution's identification packages or files.
             #
             # It is senseless to add a special case in the code for
             # each and every distribution (which _is_ technically no
@@ -182,6 +182,13 @@ get_os() {
             command -v crux && distro=$(crux)
             command -v guix && distro='Guix System'
 
+            # Check to see if we're running Bedrock Linux which is
+            # very unique. This simply checks to see if the user's
+            # PATH contais a Bedrock specific value.
+            case $PATH in
+                */bedrock/cross/*) distro='Bedrock Linux'
+            esac
+
             # Check to see if Linux is running in Windows 10 under
             # WSL1 (Windows subsystem for Linux [version 1]) and
             # append a string accordingly.
@@ -279,13 +286,13 @@ get_kernel() {
     case $os in
         # Don't print kernel output on some systems as the
         # OS name includes it.
-        *BSD*|Haiku|Minix) ;;
-
-        *)
-            # '$kernel' is the cached output of 'uname -r'.
-            log kernel "$kernel" >&6
+        *BSD*|Haiku|Minix) 
+            return 
         ;;
-   esac
+    esac
+
+    # '$kernel' is the cached output of 'uname -r'.
+    log kernel "$kernel" >&6
 }
 
 get_host() {
@@ -310,7 +317,7 @@ get_host() {
                              machdep.dmi.system-product)
         ;;
 
-        *BSD*)
+        *BSD*|Minix)
             host=$(sysctl -n hw.vendor hw.product)
         ;;
     esac
@@ -343,7 +350,7 @@ get_host() {
         # found in the "blacklist" below. Only non-matches are appended
         # to the final host string.
         case $word in
-            To      | [Bb]e      | [Ff]illed | by     | O.E.M.  | OEM  |\
+            To      | [Bb]e      | [Ff]illed | [Bb]y  | O.E.M.  | OEM  |\
             Not     | Applicable | Specified | System | Product | Name |\
             Version | Undefined  | Default   | string | INVALID | �    | os )
                 continue
@@ -397,6 +404,25 @@ get_uptime() {
 				$(kstat -p unix:0:system_misc:snaptime)
 			EOF
         ;;
+
+        IRIX)
+            # Grab the uptime in a pretty format. Usually,
+            # 00:00:00 from the 'ps' command.
+            t=$(LC_ALL=POSIX ps -o etime= -p 1)
+
+            # Split the pretty output into days or hours
+            # based on the uptime.
+            case $t in 
+                *-*)   d=${t%%-*} t=${t#*-} ;;
+                *:*:*) h=${t%%:*} t=${t#*:} ;;
+            esac
+
+            h=${h#0} t=${t#0}
+
+            # Convert the split pretty fields back into
+            # seconds so we may re-convert them to our format.
+            s=$((${d:-0}*86400 + ${h:-0}*3600 + ${t%%:*}*60 + ${t#*:}))
+        ;;
     esac
 
     # Convert the uptime from seconds into days, hours and minutes.
@@ -438,18 +464,21 @@ get_pkgs() {
             Linux*)
                 # Commands which print packages one per line.
                 has bonsai     && bonsai list
+                has crux       && pkginfo -i
                 has pacman-key && pacman -Qq
                 has dpkg       && dpkg-query -f '.\n' -W
                 has rpm        && rpm -qa
                 has xbps-query && xbps-query -l
                 has apk        && apk info
                 has guix       && guix package --list-installed
+                has opkg       && opkg list-installed
 
                 # Directories containing packages.
                 has kiss       && printf '%s\n' /var/db/kiss/installed/*/
                 has brew       && printf '%s\n' "$(brew --cellar)/"*
                 has emerge     && printf '%s\n' /var/db/pkg/*/*/
                 has pkgtool    && printf '%s\n' /var/log/packages/*
+                has eopkg      && printf '%s\n' /var/lib/eopkg/package/*
 
                 # 'nix' requires two commands.
                 has nix-store  && {
@@ -505,10 +534,20 @@ get_pkgs() {
                 has pkginfo && pkginfo -i
                 has pkg     && pkg list
             ;;
+
+            IRIX)
+                versions -b
+            ;;
         esac | wc -l
     `
 
-    log pkgs "${packages:-?}" >&6
+    case $os in
+        # IRIX's package manager adds 3 lines of extra
+        # output which we must account for here.
+        IRIX) packages=$((packages - 3)) ;;
+    esac
+
+    [ "$packages" -gt 1 ] && log pkgs "$packages" >&6
 }
 
 get_memory() {
@@ -688,6 +727,27 @@ get_memory() {
             mem_free=$((pages_free * hw_pagesize / 1024 / 1024))
             mem_used=$((mem_full - mem_free))
         ;;
+
+        IRIX)
+            # Read the memory information from the 'top' command. Parse
+            # and split each line until we reach the line starting with
+            # "Memory".
+            #
+            # Example output: Memory: 160M max, 147M avail, .....
+            while IFS=' :' read -r label mem_full _ mem_free _; do
+                case $label in
+                    Memory) 
+                        mem_full=${mem_full%M}
+                        mem_free=${mem_free%M}
+                        break 
+                    ;;
+                esac
+            done <<-EOF
+                $(top -n)
+			EOF
+
+            mem_used=$((mem_full - mem_free))
+        ;;
     esac
 
     log memory "${mem_used:-?}M / ${mem_full:-?}M" >&6
@@ -708,7 +768,7 @@ get_wm() {
             # atom..
             #
             # List of window managers which fail to set the name atom:
-            # catwm, fvwm, dwm, 2bwm and monster.
+            # catwm, fvwm, dwm, 2bwm, monster, wmaker and sowm [mine! ;)].
             #
             # The final downside to this approach is that it does _not_
             # support Wayland environments. The only solution which supports
@@ -780,7 +840,40 @@ get_wm() {
                         wm=${wm%%\"*}
                     ;;
 
-                    *)  wm= ;;
+                    *)
+                        # Fallback to checking the process list
+                        # for the select few window managers which
+                        # don't set '_NET_WM_NAME'.
+                        #
+                        # TODO: This is currently limited to 'grep'
+                        #       implementations providing the '-o'
+                        #       flag. This needs to be replaced with
+                        #       a command which searches for a list
+                        #       of strings and returns _only_ the
+                        #       first match's contents (also ensuring
+                        #       the search itself isn't matched).
+                        #
+                        #       A generic parser isn't possible as
+                        #       the output of 'ps' is _not_ the same
+                        #       between implementations and across
+                        #       operating systems.
+                        #
+                        #       The simple search method above works
+                        #       regardless of 'ps' implementation.
+                        #
+                        # Disable the shellcheck warning about using
+                        # 'pgrep' instead of 'ps | grep' as 'pgrep'
+                        # is not always available.
+                        # shellcheck disable=2009
+                        wm=$(ps x | grep -o \
+                                         -e '[c]atwm' \
+                                         -e '[f]vwm' \
+                                         -e '[d]wm' \
+                                         -e '[2]bwm' \
+                                         -e '[m]onsterwm' \
+                                         -e '[w]maker' \
+                                         -e '[s]owm')
+                    ;;
                 esac
             }
         ;;
@@ -818,12 +911,12 @@ get_palette() {
     #
     # This allows us to save hardcoding a second set of sequences
     # for background colors.
-    palette="  $c1  $c2  $c3  $c4  $c5  $c6  $c7  "
+    palette="$c1 $c1 $c2 $c2 $c3 $c3 $c4 $c4 $c5 $c5 $c6 $c6 "
 
-    # Print the palette with a newline before and after.
-    # The '\033[%sC' moves the text to the right, the
-    # length of the ascii art.
-    printf '\n[%sC%s\n' "${ascii_width-1}" "$palette" >&6
+    # Print the palette with a new-line before and afterwards.
+    printf '\n' >&6
+    log "$palette 
+        " " " >&6
 }
 
 get_ascii() {
@@ -870,54 +963,63 @@ get_ascii() {
 				 /${c7}/   ${c4}\\  \\
 				/${c7}//    ${c4}\\  \\
 				${c7}//      ${c4}\\  \\
-				         \\
+				         ${c4}\\
 			EOF
         ;;
 
         [Aa]ndroid*)
             read_ascii 2 <<-EOF
 				${c2}  ;,           ,;
-				   ';,.-----.,;'
-				  ,'           ',
-				 /    O     O    \\
-				|                 |
-				'-----------------'
+				${c2}   ';,.-----.,;'
+				${c2}  ,'           ',
+				${c2} /    O     O    \\
+				${c2}|                 |
+				${c2}'-----------------'
 			EOF
         ;;
 
         [Aa]rch*)
             read_ascii 4 <<-EOF
-			${c6}       /\\
-				      /  \\
-				     /\\   \\
-			${c4}    /      \\
-				   /   ,,   \\
-				  /   |  |  -\\
-				 /_-''    ''-_\\
+				${c6}       /\\
+				${c6}      /  \\
+				${c6}     /\\   \\
+				${c4}    /      \\
+				${c4}   /   ,,   \\
+				${c4}  /   |  |  -\\
+				${c4} /_-''    ''-_\\
 			EOF
         ;;
 
         [Aa]rco*)
             read_ascii 4 <<-EOF
 				${c4}      /\\
-				     /  \\
-				    / /\\ \\
-				   / /  \\ \\
-				  / /    \\ \\
-				 / / _____\\ \\
-				/_/  \`----.\\_\\
+				${c4}     /  \\
+				${c4}    / /\\ \\
+				${c4}   / /  \\ \\
+				${c4}  / /    \\ \\
+				${c4} / / _____\\ \\
+				${c4}/_/  \`----.\\_\\
 			EOF
         ;;
 
         [Aa]rtix*)
             read_ascii 6 <<-EOF
 				${c4}      /\\
-				     /  \\
-				    /\`'.,\\
-				   /     ',
-				  /      ,\`\\
-				 /   ,.'\`.  \\
-				/.,'\`     \`'.\\
+				${c4}     /  \\
+				${c4}    /\`'.,\\
+				${c4}   /     ',
+				${c4}  /      ,\`\\
+				${c4} /   ,.'\`.  \\
+				${c4}/.,'\`     \`'.\\
+			EOF
+        ;;
+
+        [Bb]edrock*)
+            read_ascii 4 <<-EOF
+				${c7}__
+				${c7}\\ \\___
+				${c7} \\  _ \\
+				${c7}  \\___/
 			EOF
         ;;
 
@@ -936,11 +1038,11 @@ get_ascii() {
         [Dd]ebian*)
             read_ascii 1 <<-EOF
 				${c1}  _____
-				 /  __ \\
-				|  /    |
-				|  \\___-
-				-_
-				  --_
+				${c1} /  __ \\
+				${c1}|  /    |
+				${c1}|  \\___-
+				${c1}-_
+				${c1}  --_
 			EOF
         ;;
 
@@ -951,19 +1053,30 @@ get_ascii() {
 				  >--${c1}|${c7}--<
 				 (_-'${c1}|${c7}'-_)
 				     ${c1}|
-				     |
-				     |
+				     ${c1}|
+				     ${c1}|
 			EOF
         ;;
 
         [Ee]lementary*)
             read_ascii <<-EOF
 				${c7}  _______
-				 / ____  \\
-				/  |  /  /\\
-				|__\\ /  / |
-				\\   /__/  /
-				 \\_______/
+				${c7} / ____  \\
+				${c7}/  |  /  /\\
+				${c7}|__\\ /  / |
+				${c7}\\   /__/  /
+				 ${c7}\\_______/
+			EOF
+        ;;
+
+        [Ee]ndeavour*)
+            read_ascii 4 <<-EOF
+    				      ${c1}/${c4}\\
+				    ${c1}/${c4}/  \\${c6}\\
+				   ${c1}/${c4}/    \\ ${c6}\\
+				 ${c1}/ ${c4}/     _) ${c6})
+				${c1}/_${c4}/___-- ${c6}__-
+				 ${c6}/____--
 			EOF
         ;;
 
@@ -983,71 +1096,83 @@ get_ascii() {
         [Ff]ree[Bb][Ss][Dd]*)
             read_ascii 1 <<-EOF
 				${c1}/\\,-'''''-,/\\
-				\\_)       (_/
-				|           |
-				|           |
-				 ;         ;
-				  '-_____-'
+				${c1}\\_)       (_/
+				${c1}|           |
+				${c1}|           |
+				 ${c1};         ;
+				  ${c1}'-_____-'
 			EOF
         ;;
 
         [Gg]entoo*)
             read_ascii 5 <<-EOF
 				${c5} _-----_
-				(       \\
-				\\    0   \\
+				${c5}(       \\
+				${c5}\\    0   \\
 				${c7} \\        )
-				 /      _/
-				(     _-
-				\\____-
+				${c7} /      _/
+				${c7}(     _-
+				${c7}\\____-
 			EOF
         ;;
 
         [Gg]uix[Ss][Dd]*|[Gg]uix*)
             read_ascii 3 <<-EOF
 				${c3}|.__          __.|
-				|__ \\        / __|
-				   \\ \\      / /
-				    \\ \\    / /
-				     \\ \\  / /
-				      \\ \\/ /
-				       \\__/
+				${c3}|__ \\        / __|
+				   ${c3}\\ \\      / /
+				    ${c3}\\ \\    / /
+				     ${c3}\\ \\  / /
+				      ${c3}\\ \\/ /
+				       ${c3}\\__/
 			EOF
         ;;
 
         [Hh]aiku*)
             read_ascii 3 <<-EOF
 				${c3}       ,^,
-				      /   \\
-				*--_ ;     ; _--*
-				\\   '"     "'   /
-				 '.           .'
-				.-'"         "'-.
-				 '-.__.   .__.-'
-				       |_|
+				 ${c3}     /   \\
+				${c3}*--_ ;     ; _--*
+				${c3}\\   '"     "'   /
+				 ${c3}'.           .'
+				${c3}.-'"         "'-.
+				 ${c3}'-.__.   .__.-'
+				       ${c3}|_|
 			EOF
         ;;
 
         [Hh]yperbola*)
             read_ascii <<-EOF
 				${c7}    |\`__.\`/
-				    \____/
-				    .--.
-				   /    \\
-				  /  ___ \\
-				 / .\`   \`.\\
-				/.\`      \`.\\
+				   ${c7} \____/
+				   ${c7} .--.
+				  ${c7} /    \\
+				 ${c7} /  ___ \\
+				 ${c7}/ .\`   \`.\\
+				${c7}/.\`      \`.\\
+			EOF
+        ;;
+
+        [Ii][Rr][Ii][Xx]*)
+            read_ascii 1 <<-EOF
+				${c1} __
+				${c1} \\ \\   __
+				${c1}  \\ \\ / /
+				${c1}   \\ v /
+				${c1}   / . \\
+				${c1}  /_/ \\ \\
+				${c1}       \\_\\
 			EOF
         ;;
 
         [Ll]inux*[Ll]ite*|[Ll]ite*)
             read_ascii 3 <<-EOF
 				${c3}   /\\
-				  /  \\
-				 / ${c7}/ ${c3}/
-				> ${c7}/ ${c3}/
-				\\ ${c7}\\ ${c3}\\
-				 \\_${c7}\\${c3}_\\
+				${c3}  /  \\
+				${c3} / ${c7}/ ${c3}/
+			${c3}> ${c7}/ ${c3}/
+				${c3}\\ ${c7}\\ ${c3}\\
+				 ${c3}\\_${c7}\\${c3}_\\
 				${c7}    \\
 			EOF
         ;;
@@ -1055,12 +1180,12 @@ get_ascii() {
         [Ll]inux*[Mm]int*|[Mm]int)
             read_ascii 2 <<-EOF
 				${c2} ___________
-				|_          \\
-				  | ${c7}| _____ ${c2}|
-				  | ${c7}| | | | ${c2}|
-				  | ${c7}| | | | ${c2}|
-				  | ${c7}\\__${c7}___/ ${c2}|
-				  \\_________/
+				${c2}|_          \\
+				  ${c2}| ${c7}| _____ ${c2}|
+				  ${c2}| ${c7}| | | | ${c2}|
+				  ${c2}| ${c7}| | | | ${c2}|
+				  ${c2}| ${c7}\\__${c7}___/ ${c2}|
+				  ${c2}\\_________/
 			EOF
         ;;
 
@@ -1068,10 +1193,10 @@ get_ascii() {
         [Ll]inux*)
             read_ascii 4 <<-EOF
 				${c4}    ___
-				   (${c7}.· ${c4}|
-				   (${c5}<> ${c4}|
-				  / ${c7}__  ${c4}\\
-				 ( ${c7}/  \\ ${c4}/|
+				   ${c4}(${c7}.. ${c4}|
+				   ${c4}(${c5}<> ${c4}|
+				  ${c4}/ ${c7}__  ${c4}\\
+				 ${c4}( ${c7}/  \\ ${c4}/|
 				${c5}_${c4}/\\ ${c7}__)${c4}/${c5}_${c4})
 				${c5}\/${c4}-____${c5}\/
 			EOF
@@ -1080,9 +1205,9 @@ get_ascii() {
         [Mm]ac[Oo][Ss]*|[Dd]arwin*)
             read_ascii 1 <<-EOF
 				${c1}       .:'
-				    _ :'_
+				${c1}    _ :'_
 				${c2} .'\`_\`-'_\`\`.
-				:________.-'
+				${c2}:________.-'
 				${c3}:_______:
 				${c4} :_______\`-;
 				${c5}  \`._.-._.'
@@ -1092,49 +1217,49 @@ get_ascii() {
         [Mm]ageia*)
             read_ascii 2 <<-EOF
 				${c6}   *
-				    *
-				   **
+				${c6}    *
+				${c6}   **
 				${c7} /\\__/\\
-				/      \\
-				\\      /
-				 \\____/
+				${c7}/      \\
+				${c7}\\      /
+				${c7} \\____/
 			EOF
         ;;
 
         [Mm]anjaro*)
             read_ascii 2 <<-EOF
 				${c2}||||||||| ||||
-				||||||||| ||||
-				||||      ||||
-				|||| |||| ||||
-				|||| |||| ||||
-				|||| |||| ||||
-				|||| |||| ||||
+				${c2}||||||||| ||||
+				${c2}||||      ||||
+				${c2}|||| |||| ||||
+				${c2}|||| |||| ||||
+				${c2}|||| |||| ||||
+				${c2}|||| |||| ||||
 			EOF
         ;;
 
         [Mm]inix*)
             read_ascii 4 <<-EOF
 				${c4} ,,        ,,
-				;${c7},${c4} ',    ,' ${c7},${c4};
-				; ${c7}',${c4} ',,' ${c7},'${c4} ;
-				;   ${c7}',${c4}  ${c7},'${c4}   ;
-				;  ${c7};, '' ,;${c4}  ;
-				;  ${c7};${c4};${c7}',,'${c4};${c7};${c4}  ;
-				', ${c7};${c4};;  ;;${c7};${c4} ,'
-				  '${c7};${c4}'    '${c7};${c4}'
+				${c4};${c7},${c4} ',    ,' ${c7},${c4};
+				${c4}; ${c7}',${c4} ',,' ${c7},'${c4} ;
+				${c4};   ${c7}',${c4}  ${c7},'${c4}   ;
+				${c4};  ${c7};, '' ,;${c4}  ;
+				${c4};  ${c7};${c4};${c7}',,'${c4};${c7};${c4}  ;
+				${c4}', ${c7};${c4};;  ;;${c7};${c4} ,'
+				 ${c4} '${c7};${c4}'    '${c7};${c4}'
 			EOF
         ;;
 
         [Mm][Xx]*)
             read_ascii <<-EOF
 				${c7}    \\\\  /
-				     \\\\/
-				      \\\\
-				   /\\/ \\\\
-				  /  \\  /\\
-				 /    \\/  \\
-				/__________\\
+				 ${c7}    \\\\/
+				 ${c7}     \\\\
+				 ${c7}  /\\/ \\\\
+				${c7}  /  \\  /\\
+				${c7} /    \\/  \\
+			${c7}/__________\\
 			EOF
         ;;
 
@@ -1145,124 +1270,137 @@ get_ascii() {
 				${c7}  \\\\       ${c3}\`.____
 				${c7}   \\\\${c3}-______,----\`-
 				${c7}    \\\\
-				     \\\\
-				      \\\\
+				${c7}     \\\\
+				${c7}      \\\\
 			EOF
         ;;
 
         [Nn]ix[Oo][Ss]*)
             read_ascii 4 <<-EOF
 				${c4}  \\\\  \\\\ //
-				 ==\\\\__\\\\/ //
-				   //   \\\\//
-				==//     //==
-				 //\\\\___//
-				// /\\\\  \\\\==
-				  // \\\\  \\\\
+				${c4} ==\\\\__\\\\/ //
+				${c4}   //   \\\\//
+				${c4}==//     //==
+				${c4} //\\\\___//
+				${c4}// /\\\\  \\\\==
+				${c4}  // \\\\  \\\\
 			EOF
         ;;
 
         [Oo]pen[Bb][Ss][Dd]*)
             read_ascii 3 <<-EOF
 				${c3}      _____
-				    \\-     -/
-				 \\_/         \\
-				 |        ${c7}O O${c3} |
-				 |_  <   )  3 )
-				 / \\         /
-				    /-_____-\\
+				${c3}    \\-     -/
+				${c3} \\_/         \\
+				${c3} |        ${c7}O O${c3} |
+				${c3} |_  <   )  3 )
+				${c3} / \\         /
+				 ${c3}   /-_____-\\
 			EOF
         ;;
 
-        [Oo]penSUSE*|[Oo]pen*SUSE*|SUSE*|suse*)
+        [Oo]pen[Ss][Uu][Ss][Ee]*|[Oo]pen*SUSE*|SUSE*|suse*)
             read_ascii 2 <<-EOF
 				${c2}  _______
-				__|   __ \\
-				     / .\\ \\
-				     \\__/ |
-				   _______|
-				   \\_______
-				__________/
+				${c2}__|   __ \\
+				${c2}     / .\\ \\
+				${c2}     \\__/ |
+				${c2}   _______|
+				${c2}   \\_______
+				${c2}__________/
+			EOF
+        ;;
+
+        [Oo]pen[Ww]rt*)
+            read_ascii 1 <<-EOF
+				${c1} _______
+				${c1}|       |.-----.-----.-----.
+				${c1}|   -   ||  _  |  -__|     |
+				${c1}|_______||   __|_____|__|__|
+				${c1} ________|__|    __
+				${c1}|  |  |  |.----.|  |_
+				${c1}|  |  |  ||   _||   _|
+				${c1}|________||__|  |____|
 			EOF
         ;;
 
         [Pp]arabola*)
             read_ascii 5 <<-EOF
 				${c5}  __ __ __  _
-				.\`_//_//_/ / \`.
-				          /  .\`
-				         / .\`
-				        /.\`
-				       /\`
+				${c5}.\`_//_//_/ / \`.
+				${c5}          /  .\`
+				${c5}         / .\`
+				${c5}        /.\`
+				${c5}       /\`
 			EOF
         ;;
 
         [Pp]op!_[Oo][Ss]*)
             read_ascii 6 <<-EOF
 				${c6}______
-				\\   _ \\        __
-				 \\ \\ \\ \\      / /
-				  \\ \\_\\ \\    / /
-				   \\  ___\\  /_/
-				    \\ \\    _
-				   __\\_\\__(_)_
-				  (___________)
+				${c6}\\   _ \\        __
+				 ${c6}\\ \\ \\ \\      / /
+				  ${c6}\\ \\_\\ \\    / /
+				   ${c6}\\  ___\\  /_/
+				   ${c6} \\ \\    _
+				  ${c6} __\\_\\__(_)_
+				  ${c6}(___________)
 			EOF
         ;;
 
         [Pp]ure[Oo][Ss]*)
             read_ascii <<-EOF
 				${c7} _____________
-				|  _________  |
-				| |         | |
-				| |         | |
-				| |_________| |
-				|_____________|
+				${c7}|  _________  |
+				${c7}| |         | |
+				${c7}| |         | |
+				${c7}| |_________| |
+				${c7}|_____________|
 			EOF
         ;;
 
         [Ss]lackware*)
             read_ascii 4 <<-EOF
 				${c4}   ________
-				  /  ______|
-				  | |______
-				  \\______  \\
-				   ______| |
-				| |________/
-				|____________
+				${c4}  /  ______|
+				${c4}  | |______
+				${c4}  \\______  \\
+				${c4}   ______| |
+				${c4}| |________/
+				${c4}|____________
 			EOF
         ;;
 
         [Ss]un[Oo][Ss]|[Ss]olaris*)
             read_ascii 3 <<-EOF
 				${c3}       .   .;   .
-				   .   :;  ::  ;:   .
-				   .;. ..      .. .;.
-				..  ..             ..  ..
-				 .;,                 ,;.
+				${c3}   .   :;  ::  ;:   .
+				${c3}   .;. ..      .. .;.
+				${c3}..  ..             ..  ..
+				${c3} .;,                 ,;.
 			EOF
         ;;
 
         [Uu]buntu*)
             read_ascii 3 <<-EOF
 				${c3}         _
-				     ---(_)
-				 _/  ---  \\
-				(_) |   |
-				  \\  --- _/
-				     ---(_)
+				${c3}     ---(_)
+				${c3} _/  ---  \\
+				${c3}(_) |   |
+				 ${c3} \\  --- _/
+				    ${c3} ---(_)
 			EOF
         ;;
 
         [Vv]oid*)
             read_ascii 2 <<-EOF
 				${c2}    _______
-				 _ \\______ -
-				| \\  ___  \\ |
-				| | /   \ | |
-				| | \___/ | |
-				| \\______ \\_|
-				 -_______\\
+				${c2} _ \\______ -
+				${c2}| \\  ___  \\ |
+				${c2}| | /   \ | |
+				${c2}| | \___/ | |
+				${c2}| \\______ \\_|
+				${c2} -_______\\
 			EOF
         ;;
 
@@ -1302,7 +1440,7 @@ get_ascii() {
     # This ensures that any variables defined in the while loop
     # are still accessible in the script.
     done <<-EOF
-		$(printf %s "$ascii" | sed 's/\[3.m//g')
+ 		$(printf %s "$ascii" | sed 's/\[3.m//g')
 	EOF
 
     # Add a gap between the ascii art and the information.
@@ -1325,6 +1463,16 @@ main() {
     # This gives full control over what it displayed on the screen.
     exec 6>&1 >/dev/null
 
+    # Allow the user to execute their own script and modify or
+    # extend pfetch's behavior.
+    # shellcheck source=/dev/null
+    . "${PF_SOURCE:-/dev/null}" ||:
+
+    # Ensure that the 'TMPDIR' is writable as heredocs use it and
+    # fail without the write permission. This was found to be the
+    # case on Android where the temporary directory requires root.
+    [ -w "${TMPDIR:-/tmp}" ] || export TMPDIR=~
+
     # Generic color list.
     # Disable warning about unused variables.
     # shellcheck disable=2034
@@ -1335,9 +1483,7 @@ main() {
         c7=''; c8=''
     }
 
-    # Avoid text-wrapping from wrecking the program output
-    # and hide the cursor to hide its moving around during
-    # the printing process.
+    # Avoid text-wrapping from wrecking the program output.
     #
     # Some terminals don't support these sequences, nor do they
     # silently conceal them if they're printed resulting in
@@ -1345,14 +1491,11 @@ main() {
     [ "$TERM" = dumb ]   ||
     [ "$TERM" = minix ]  ||
     [ "$TERM" = cons25 ] || {
-        # '[?7l':  Disable line-wrapping.
-        # '[?25l': Hide the cursor.
-        printf '[?7l[?25l' >&6
+        # Disable line-wrapping.
+        printf '[?7l' >&6
 
-        # Leave the terminal how we found it on exit or Ctrl+C.
-        # '[?7h':  Enable line-wrapping.
-        # '[?25h': Show the cursor.
-        trap 'printf [?7h[?25h >&6' EXIT
+        # Enable line-wrapping again on exit.
+        trap 'printf [?7h >&6' EXIT
     }
 
     # Store the output of 'uname' to avoid calling it multiple times