v1.7

HISTORY

@@ -1,3 +1,6 @@
+November 8, 2018 v1.8
+- support for a High Sierra or Mojave install stub
+
 October 20, 2018 v1.7
 - use Spotlight to find installers if no argument is given
 

osxapp_vers

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-# osxapp_vers 1.7
+# osxapp_vers 1.8
 # Get product name, product version and build version of [Mac] OS X
 # from "Install*OS X*.app", "Install macOS *.app" or "Mac OS X install DVD"
 #
@@ -122,32 +122,50 @@ else
  fi
 
  if [ -f "$APPNAME/Contents/SharedSupport/BaseSystem.dmg" ]; then
- # Starting with High Sierra ...
- # Mount the BaseSystem.dmg
+ # Starting with High Sierra (>= 10.13)
  hdiutil attach "$APPNAME/Contents/SharedSupport/BaseSystem.dmg" \
  -noverify -nobrowse -mountpoint /Volumes/BaseSystem.$$ &> $DEBUG
- else
- # Anything earlier then High Sierra ...
- # Mount the InstallESD.dmg
+
+ CONTCODE=1
+
+ elif [ -f "$APPNAME/Contents/SharedSupport/InstallESD.dmg" ]; then
+ # Anything earlier then High Sierra (< 10.13) ...
  hdiutil attach "$APPNAME/Contents/SharedSupport/InstallESD.dmg" \
  -noverify -nobrowse -mountpoint /Volumes/InstallESD.$$ &> $DEBUG
 
- # Mount the BaseSystem.dmg
  hdiutil attach "/Volumes/InstallESD.$$/BaseSystem.dmg" \
  -noverify -nobrowse -mountpoint /Volumes/BaseSystem.$$ &> $DEBUG
+
+ CONTCODE=2
+
+ elif [ -f "/macOS Install Data/BaseSystem.dmg" ]; then
+ printf "INFO: this an install stub and the install stub was running.\n"
+ # BaseSystem.dmg location is different if we have an install stub and
+ # the install stub was running
+ hdiutil attach "/macOS Install Data/BaseSystem.dmg" \
+ -noverify -nobrowse -mountpoint /Volumes/BaseSystem.$$ &> $DEBUG
+
+ CONTCODE=1
+
+ else
+ printf "ERROR: this seems to be an install stub only, run it in order to download the required files.\n"
+ CONTCODE=0
+
  fi
 
  # call sw_vers in the changed root environment
  # sudo chroot "/Volumes/BaseSystem.$$" /usr/bin/sw_vers
 
- # Read the xml and print info
- print_xml_info "/Volumes/BaseSystem.$$/System/Library/CoreServices/SystemVersion.plist"
+ if [ $CONTCODE -gt 0 ]; then
+ # Read the xml and print info
+ print_xml_info "/Volumes/BaseSystem.$$/System/Library/CoreServices/SystemVersion.plist"
 
- # Unmount again in reverse order
- hdiutil detach "/Volumes/BaseSystem.$$" &> $DEBUG
+  # Unmount again in reverse order
+  hdiutil detach "/Volumes/BaseSystem.$$" &> $DEBUG
 
- if [ "$OSNAME" != "Mojave" -a "$OSNAME" != "High Sierra" ]; then
- hdiutil detach "/Volumes/InstallESD.$$" &> $DEBUG
+ if [ $CONTCODE -gt 1 ]; then
+ hdiutil detach "/Volumes/InstallESD.$$" &> $DEBUG
+ fi
  fi
  fi
  done