On 2021-09-26 18:46, Westcoast Human via Cygwin wrote:
I'm just going to jump in here and report what I think is an issue I
am having with 'putclip.'

For years I've been using a Windows shortcut to execute a simple
filter function. It has recently stopped working. This is the 'target'
entry for the shortcut:
C:\Windows\System32\cmd.exe /c "c:\cygwin64\bin\getclip.exe |
c:\cygwin64\bin\tr.exe -s '\012\015' ' ' |
c:\cygwin64\bin\putclip.exe"

This now wedges and is not interruptible with Ctrl-C, but closing the
CMD window kills everything. Task Manager shows that putclip is
apparently stuck in a loop waiting for something to happen as the
counts in "I/O Other" and "I/O Other bytes" keep increasing at a
regular rate (should a timeout error be incorporated, perhaps?)

Try:

c:\cygwin64\bin\dash -c '/bin/getclip | /bin/tr -s "\r\n" " " | /bin/putclip'

e.g.

$ mkshortcut -D -n clip-strip /bin/dash -a "-c '/bin/getclip | /bin/tr -s \"\r\n\" \" \" | /bin/putclip'"

works and doesn't hang with latest Cygwin.

Note: tr has accepted C escapes for decades (Turbo C days), and use of "\012\015" == "\n\r" is anachronistic, rarely encountered compared to older systems' and network protocols' text line ending "\r\n", where both may be repeated, or only the "\n" for skipping lines.

--
Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada

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