(Tcl) Transition from Zip.AppendNew to Zip.AddEmpty

Provides instructions for replacing deprecated AppendNew method calls with AddEmpty.

Note: This example requires Chilkat v11.0.0 or greater.

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load ./chilkat.dll

set zip [new_CkZip]

# ...
# ...
set pathInZip "example.dat"

# ------------------------------------------------------------------------
# The AppendNew method is deprecated:

# entryObj is a CkZipEntry
set entryObj [CkZip_AppendNew $zip $pathInZip]
if {[CkZip_get_LastMethodSuccess $zip] == 0} then {
    puts [CkZip_lastErrorText $zip]
    delete_CkZip $zip
    exit
}

# ...
# ...

delete_CkZipEntry $entryObj

# ------------------------------------------------------------------------
# Do the equivalent using AddEmpty.

# Indicate the newly appended entry is not a directory entry.
set isDir 0

set success [CkZip_AddEmpty $zip $isDir $pathInZip]
if {$success == 0} then {
    puts [CkZip_lastErrorText $zip]
    delete_CkZip $zip
    exit
}

# Do the following if you need the zip entry object for what was just appended.
# The newly appended entry is the last one.
set ze [new_CkZipEntry]

set index [expr [CkZip_get_NumEntries $zip] - 1]
CkZip_EntryAt $zip $index $ze

delete_CkZip $zip
delete_CkZipEntry $ze