(Tcl) Change a Filename before Unzipping

How to open a zip and modify the filename of one or more files within the zip before unzipping.

Chilkat Tcl Extension Downloads Chilkat Tcl Extension Downloads

load ./chilkat.dll

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

set zip [new_CkZip]

set success [CkZip_OpenZip $zip "test.zip"]
if {[expr $success != 1]} then {
    puts [CkZip_lastErrorText $zip]
    delete_CkZip $zip
    exit
}

# entry is a CkZipEntry
set entry [CkZip_GetEntryByName $zip "hamlet.xml"]
# Assume entry is non-null.  If GetEntryByName failed
# to find the entry, it returns a null reference.
CkZipEntry_put_FileName $entry "hamlet2.xml"
delete_CkZipEntry $entry

set entry [CkZip_GetEntryByName $zip "helloWorld.pl"]
CkZipEntry_put_FileName $entry "hw.pl"
delete_CkZipEntry $entry

# Now unzip to the "test" subdirectory, under our current
# working directory:
set numFilesUnzipped [CkZip_Unzip $zip "test"]
if {[expr $numFilesUnzipped < 0]} then {
    puts [CkZip_lastErrorText $zip]
    delete_CkZip $zip
    exit
}

# The filenames within the .zip are unchanged, but it unzipped
# test/hw.pl and test/hamlet2.xm

delete_CkZip $zip