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Re: Probably stupid make question (cmd a=b)


On Sat, Aug 30, 2008 at 10:34:36AM -0700, Stephan Mueller wrote:
>Creating a test batch file that echos %1 etc and %* is pretty trivial
>to create.  In mine, I tend to do
>        @echo echoing percent-n
>        @echo .%1. .%2. .%3. .%4. .%5. .%6. .%7. .%8. .%9.
>and similarly for %* -- the dots won't be confused with content when
>doing experiments.
>
>From this, you can test theories like the one below and see that batch
>will parse
>        -Dsomething=c:\Documents and Settings\whatever
>as four tokens.  If you want the path to be a single token you will
>need to use quotes.  A perl equivalent will show that perl treats that
>as three tokens.  So, neither cmd nor perl will avoid your need to
>quote filenames with spaces in them.  cmd just adds to the problem with
>the equals-treated-as-space thing.
>
>If your CMake-created-Makefile doesn't quote filenames, then that's a
>bug in the Makefile generation or maybe it's just out-of-spec usage --
>you could also consider the bug to be the use of any file or directory
>components containing spaces.  So, another approach might be to set
>'something' to a location other than somewhere under c:\Documents and
>Settings; insist that your build be in a sane, no-space-in-name
>location.

As you've noted in another thread, the care and feeding of .bat files
really is off-topic for this list.  Please find another forum for
discussing this stuff.  The whole reason for Cygwin is to eschew the
use of such MS-DOS things as .bat files.

cgf

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