Re: Bash seg faulting?

[Jack Adrian Zappa <adrianh.bsc@gmail.com>]

How about using -xv on your first line to see what is actually being
executed when doing substitution?

I.e.
#!/bin/bash -xv

Another possibility is that Wordconv.exe requires .DLLs that are not
found in the path.

HTH


A

On Fri, Jun 2, 2017 at 11:52 AM, Andy Hall
<fixpertise-consulting@comcast.net> wrote:
> On 1 June Doug Henderson wrote:
>>
>> On 1 June 2017 at 18:01, Andy Hall wrote:
>> >
>> > Here is a strange one.   I have two scripts, conv.sh and conv.bat that do the same thing: scan the current directory for
>> > .doc files and convert them to .docx files.  Here are the two scripts.
>> >
>> > $ cat conv.sh
>> > #!/bin/bash
>> >
>>
>> Try running "cat -e conv.sh" to see if you have dos line endings, e.g.
>> CR LF, instead of unix line endings, e.g. LF only.
>>
>> If you do, run "dos2unix conv.sh" or "d2u conv.sh" to fix the line
>> ending problem. Check that your editor can create files with unix line
>> endings, and preserves unix line endings.
>>
>> HTH
>> Doug
>>
> First of all, the Wordconv.exe converts a .doc file to a .docx file, ostensible writing no output.   However, I find if I change the script to read:
>
> #!/bin/bash
>
> OFFICE_BIN="C:\Program Files (x86)\Microsoft Office\root\Office16"
>
> for doc in *.doc; do
>         echo "converting: $doc"
>         "$OFFICE_BIN"/Wordconv.exe -oice -nme "$doc" "${doc}x" | od
> done
>
> and run, I don’t get the seg faults, but od is showing no output written as you might expect (as in od <dev/null).
>
> $ conv.sh
> converting: Post-Install.doc
> 0000000
> converting: Post-InstallB.doc
> 0000000
> converting: Post-InstallTest.doc
> 0000000
>
> So something is strange about this particular .exe being executed from bash.  (Remember that the .bat version of conv.sh does not seg fault.
>
> Sending the output of od to /dev/null silences the seg fault and spurious output; provoding a workaround.
>
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