[Qt-interest] QMake hack to create compile-tme 'build version' string

[Manner Robert]

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Hi,

On 10/17/2011 03:33 PM, Syam Krishnan wrote:
> Hi..
> 
> I would like my Qt application display a 'build version'  that
> changes every time it's compiled. i.e. the string should identify a
> unique build of the executable. I want to display this version
> string when the user invokes the 'About' box for the application.
> My idea of such a build version is a string that represents the
> time at which the build was done. For example, something like:
> "201110171900" (ignoring seconds).
> 
> In another project with hand-made Makefile, I'm doing this with a
> make rule for auto-generating a header file that has such a
> pre-processor macro.
> 
> Can anything similar be done with QMake? I tried the manuals, but 
> couldn't find anything that would help me here. Any number/string
> that uniquely identifies the build will be sufficient.

You can also use something like:

VERSION = $$system(date "+%Y%m%d%H%M")
DEFINES += VERSION=\\\"\"$$VERSION\"\\\"
message ("Version:" $$VERSION)

You only have to check the format of the "date" function on the
platforms you support.

Br,

Robert


> 
> Regards,
> 
> Syam
> 
> 
> _______________________________________________ Qt-interest mailing
> list Qt-interest at qt.nokia.com 
> http://lists.qt.nokia.com/mailman/listinfo/qt-interest

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