Minor change to AppImage download script

Display an animated "spinner" character while extracting the AppImage.

diff --git a/scripts/geeqie-download-appimage.sh b/scripts/geeqie-download-appimage.sh
index 4472bbf..6ef75bb 100755 (executable)
--- a/scripts/geeqie-download-appimage.sh
+++ b/scripts/geeqie-download-appimage.sh
@@ -29,7 +29,7 @@
 ## Downloads will not be made unless the server version is newer than the local file.
 ##
 
-version="2023-09-09"
+version="2024-04-11"
 backups=3
 
 show_help()
@@ -82,6 +82,24 @@ show_version()
        printf "Version: %s\n" "$version"
 }
 
+spinner()
+{
+       message="$1"
+       character_count=$((${#message} + 4))
+       pid=$!
+       delay=0.75
+       spinstr='\|/-'
+
+       while kill -0 "$pid" 2> /dev/null
+       do
+               temp=${spinstr#?}
+               printf "$message [%c]" "$spinstr"
+               spinstr=$temp${spinstr%"$temp"}
+               sleep "$delay"
+               printf "%$character_count""s" | tr " " "\b"
+       done
+}
+
 architecture=$(arch)
 
 extract=0
@@ -262,8 +280,8 @@ then
                mkdir "Geeqie$minimal-latest-$architecture-AppImage"
                cd "Geeqie$minimal-latest-$architecture-AppImage" || exit 1
 
-               printf "Extracting AppImage\n"
-               ../"Geeqie$minimal-latest-$architecture.AppImage$revert" --appimage-extract | cut --characters 1-50 | tr '\n' '\r'
+               (../Geeqie-latest-x86_64.AppImage --appimage-extract > /dev/null) & spinner "Extracting Geeqie AppImage..."
+
                printf "\nExtraction complete\n"
 
                cd ..
@@ -293,8 +311,8 @@ then
                mkdir "Geeqie$minimal-latest-$architecture-AppImage"
                cd "Geeqie$minimal-latest-$architecture-AppImage" || exit 1
 
-               printf "Extracting AppImage\n"
-               ../"Geeqie$minimal-latest-$architecture.AppImage" --appimage-extract | cut --characters 1-50 | tr '\n' '\r'
+               (../Geeqie-latest-x86_64.AppImage --appimage-extract > /dev/null) & spinner "Extracting Geeqie AppImage..."
+
                printf "\nExtraction complete\n"
 
                cd ..