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# GNU Install script for MPW.

Set OldExit "{Exit}"
Set Exit 0

Set TempUserStartup "{TempFolder}"__temp__UserStartup

Echo '# UserStartup generated by GNU Install script' > "{TempUserStartup}"
Echo ''                                         >> "{TempUserStartup}"

# (should) Check that disk space is sufficient for installation.

# Assume that the install script is where everything else is.

Set thisdir "`Directory`"

# Copy the binaries to the desired place.

Confirm -t "Copy the binaries to somewhere else?"
Set TmpStatus {Status}
If {TmpStatus} == 0
        Set bindest "`GetFileName -d -m "Where to install the binaries?"`"
        If {Status} == 0
                If "`Exists "{thisdir}bin"`" != ""
                        For afile In "{thisdir}"bin:\Option-x
                                Duplicate -y "{afile}" "{bindest}"
                        End For
                Else
                        Echo "bin directory not found, exiting"
                        Exit 1
                End If
        Else
                Echo "No destination supplied, exiting"
                Exit 1
        End If
Else If {TmpStatus} == 4
        # Use the existing directory.
        Set bindest "{thisdir}bin:"
Else
        # Cancelled from confirmation, escape altogether.
        Exit 1
End If

# Copy the libraries to the desired place.

Confirm -t "Copy the libraries to somewhere else?"
Set TmpStatus {Status}
If {TmpStatus} == 0
        Set libdest "`GetFileName -d -m "Where to install the libraries?"`"
        If {Status} == 0
                If "`Exists "{thisdir}lib:"`" != ""
                        For afile In "{thisdir}"lib:\Option-x
                                Duplicate -y "{afile}" "{libdest}"
                        End For
                Else
                        Echo "lib directory not found, exiting"
                        Exit 1
                End If
        Else
                Echo "No destination supplied, exiting"
                Exit 1
        End If
Else If {TmpStatus} == 4
        # Use the existing directory.
        Set libdest "{thisdir}lib:"
Else
        # Cancelled from confirmation, escape altogether.
        Exit 1
End If


# Add the location of the binaries to the command path.

Echo -n 'Set Commands "'                        >> "{TempUserStartup}"
Echo -n "{bindest}"                             >> "{TempUserStartup}"
Echo    ',{Commands}"'                          >> "{TempUserStartup}"
Echo ''                                         >> "{TempUserStartup}"

# Set up GCC exec prefix.

Set gcclibdir "{libdest}"gcc-lib:

Echo -n 'Set GCC_EXEC_PREFIX "'                 >> "{TempUserStartup}"
Echo -n "{gcclibdir}"                           >> "{TempUserStartup}"
Echo    '"'                                     >> "{TempUserStartup}"
Echo "Export GCC_EXEC_PREFIX"                   >> "{TempUserStartup}"
Echo ''                                         >> "{TempUserStartup}"

# Set up path to libgcc.xcoff etc.

Echo -n 'Set GCCPPCLibraries "'                 >> "{TempUserStartup}"
Echo -n "{libdest}"                             >> "{TempUserStartup}"
Echo    '"'                                     >> "{TempUserStartup}"
Echo "Export GCCPPCLibraries"                   >> "{TempUserStartup}"
Echo ''                                         >> "{TempUserStartup}"

# Display contents of UserStartup, confirm installation.

Set UserStartupName "UserStartup\Option-8GNU"

Echo "Contents of" {UserStartupName} "will be:"
Catenate "{TempUserStartup}"

Confirm "Install {UserStartupName} into the MPW folder {MPW} ?"
If {Status} == 0
        Duplicate "{TempUserStartup}" "{MPW}{UserStartupName}"
        Delete -y "{TempUserStartup}"
Else
        Echo "{UserStartupName} file not installed"
End If

# (should) Check HEXA resource, warn if low.

# (should) Check for spaces in pathnames, warn if found.

Echo "Installation was successful."
Echo ""
Echo "Be sure to review the usage notes in 'Read Me for MPW' before proceeding!"

# Restore previous settings.

Set Exit "{OldExit}"