About sqSCCVersion.h

After merging codebase from svn it seems to working well:

Smalltalk getSystemAttribute: 1009
'[hidden email]:cogvm/blessed.git Commit:

b0df6dc6902a9eb05de02782a77712d855d0422e Date: Wed Jul 20 16:22:16

2011 +0200 By: Igor Stasenko <[hidden email]>'

On 21 July 2011 18:13, Igor Stasenko <[hidden email]> wrote:
> Hello,
>
> i was looking how to make same trick for git, to embed the revision
> information into the source and found no easy solution.
>
> Using gitattributes is powerful, but too tedious for me to set it up
> fast and too much info for doing simple things. (You may look
> http://progit.org/book/ch7-2.html)
>
> So, to make it fast, i will use shell script to generate output.
>
> Unfortunately, it makes little sense to use #define GIT 1 (in sqSCCVersion.h)
> because its easier to just include generated file:
>
> #include "vmVersionInfo.h"  // defines REVISION_STRING
>
>
> static char *sourceVersionString()
> {
>        return REVISION_STRING;
> }
>
> Where vmVersionInfo.h contents is generated dynamically by shell script.
>
> To extract an URL a following command does it well:
>
> git config --get remote.origin.url
>
> Which shows:
> [hidden email]:cogvm/blessed.git
>
> To extract commit info, i using:
>
> git show HEAD --pretty="Commit: %H Date: %cd By: %cn <%cE>"
>
> Which shows:
> b0df6dc6902a9eb05de02782a77712d855d0422e Date: Wed Jul 20 16:22:16
> 2011 +0200 By: Igor Stasenko <[hidden email]>
>
> So, i will create a script which will generate a header file with
> these two lines concatenated, and then just include it into modified
> sqSCCVersion.h
>
> The problem is that i cannot put invocation of this script it into
> cmake config files, because then it will work only if you check out
> source from git , but not for tarballs.
> So, to generate the version info file this command will run separately
> on server.
>
> The output of sourceVersionString() function will be something like that:
>
> [hidden email]:cogvm/blessed.git Commit:
> b0df6dc6902a9eb05de02782a77712d855d0422e Date: Wed Jul 20 16:22:16
> 2011 +0200 By: Igor Stasenko <[hidden email]>
>
> If you have better suggestions how this string should look like
> (format, fields) i am here to listen. :)
>
> --
> Best regards,
> Igor Stasenko AKA sig.
>



--
Best regards,
Igor Stasenko AKA sig.

 
just to document... the script to execute is in /path/to/vmsource/codegen-scripts/extract-commit-info.sh, and as its comment says, should be run from build dir, like this:

build$ ../codegen-scripts/extract-commit-info.sh 

after that, everything should work.

cheers,

Javier.

On Thu, Jul 21, 2011 at 2:03 PM, Igor Stasenko <[hidden email]> wrote:

After merging codebase from svn it seems to working well:

Smalltalk getSystemAttribute: 1009
'[hidden email]:cogvm/blessed.git Commit:

b0df6dc6902a9eb05de02782a77712d855d0422e Date: Wed Jul 20 16:22:16

2011 +0200 By: Igor Stasenko <[hidden email]>'

On 21 July 2011 18:13, Igor Stasenko <[hidden email]> wrote:
> Hello,
>
> i was looking how to make same trick for git, to embed the revision
> information into the source and found no easy solution.
>
> Using gitattributes is powerful, but too tedious for me to set it up
> fast and too much info for doing simple things. (You may look
> http://progit.org/book/ch7-2.html)
>
> So, to make it fast, i will use shell script to generate output.
>
> Unfortunately, it makes little sense to use #define GIT 1 (in sqSCCVersion.h)
> because its easier to just include generated file:
>
> #include "vmVersionInfo.h"  // defines REVISION_STRING
>
>
> static char *sourceVersionString()
> {
>        return REVISION_STRING;
> }
>
> Where vmVersionInfo.h contents is generated dynamically by shell script.
>
> To extract an URL a following command does it well:
>
> git config --get remote.origin.url
>
> Which shows:
> [hidden email]:cogvm/blessed.git
>
> To extract commit info, i using:
>
> git show HEAD --pretty="Commit: %H Date: %cd By: %cn <%cE>"
>
> Which shows:
> b0df6dc6902a9eb05de02782a77712d855d0422e Date: Wed Jul 20 16:22:16
> 2011 +0200 By: Igor Stasenko <[hidden email]>
>
> So, i will create a script which will generate a header file with
> these two lines concatenated, and then just include it into modified
> sqSCCVersion.h
>
> The problem is that i cannot put invocation of this script it into
> cmake config files, because then it will work only if you check out
> source from git , but not for tarballs.
> So, to generate the version info file this command will run separately
> on server.
>
> The output of sourceVersionString() function will be something like that:
>
> [hidden email]:cogvm/blessed.git Commit:
> b0df6dc6902a9eb05de02782a77712d855d0422e Date: Wed Jul 20 16:22:16
> 2011 +0200 By: Igor Stasenko <[hidden email]>
>
> If you have better suggestions how this string should look like
> (format, fields) i am here to listen. :)
>
> --
> Best regards,
> Igor Stasenko AKA sig.
>



--
Best regards,
Igor Stasenko AKA sig.

--
Lic. Javier Pimás
Ciudad de Buenos Aires