On Sun, Jul 15, 2007 at 05:05:40PM +0200, VMiklos wrote:
quoted text
> Hello,
> 
> Na Sun, Jul 15, 2007 at 04:48:35PM +0200, Sven Verdoolaege <skimo@kotnet.org> pisal(a):
> > Isn't that what "git submodule update" does ?
> 
> i can't get it to work, but here is a log:
> 

quoted text
> vmiklos@vmobile:~/git/test$ ls
> vmiklos@vmobile:~/git/test$ mkdir server
> vmiklos@vmobile:~/git/test$ cd server
> vmiklos@vmobile:~/git/test/server$ mkdir main
> vmiklos@vmobile:~/git/test/server$ cd main
> vmiklos@vmobile:~/git/test/server/main$ git init
> Initialized empty Git repository in .git/
> vmiklos@vmobile:~/git/test/server/main$ echo "foo" > main.c
> vmiklos@vmobile:~/git/test/server/main$ git add main.c
> vmiklos@vmobile:~/git/test/server/main$ git commit -m "import main"
> Created initial commit 1ceae8f: import main
>  1 files changed, 1 insertions(+), 0 deletions(-)
>  create mode 100644 main.c
> vmiklos@vmobile:~/git/test/server/main$ cd ..
> vmiklos@vmobile:~/git/test/server$ mkdir libfoo
> vmiklos@vmobile:~/git/test/server$ cd libfoo
> vmiklos@vmobile:~/git/test/server/libfoo$ git init
> Initialized empty Git repository in .git/
> vmiklos@vmobile:~/git/test/server/libfoo$ echo "foo" > libfoo.c
> vmiklos@vmobile:~/git/test/server/libfoo$ git add libfoo.c
> vmiklos@vmobile:~/git/test/server/libfoo$ git commit -m "import libfoo"
> Created initial commit 5979d36: import libfoo
>  1 files changed, 1 insertions(+), 0 deletions(-)
>  create mode 100644 libfoo.c
> vmiklos@vmobile:~/git/test/server/libfoo$ cd ../..
> vmiklos@vmobile:~/git/test$ mkdir client
> vmiklos@vmobile:~/git/test$ cd client
> vmiklos@vmobile:~/git/test/client$ git clone ../server/main
> Initialized empty Git repository in /home/vmiklos/git/test/client/main/.git/
> remote: Generating pack...
> Done counting 3 objects.
> Deltifying 3 objects...
>  100% (3/3) done
> Total 3 remote: (delta 0), reused 0 (delta 0)
> Indexing 3 objects...
>  100% (3/3) done
> 
> vmiklos@vmobile:~/git/test/client$ cd main
> vmiklos@vmobile:~/git/test/client/main$ ls
> main.c
> vmiklos@vmobile:~/git/test/client/main$ git submodule add ../../server/libfoo/ libfoo

Here you add a submodule in the copy of the superproject in client.

quoted text
> Initialized empty Git repository in /home/vmiklos/git/test/client/main/libfoo/.git/
> remote: Generating pack...
> remote: Done counting 3 objects.
> remote: Deltifying 3 objects...
>  100% (3/3) done
> Total 3 (delta 0), reused 0 (delta 0)
> Indexing 3 objects...
>  100% (3/3) done
> 
> vmiklos@vmobile:~/git/test/client/main$ git submodule init
> Submodule 'libfoo' (/home/vmiklos/git/test/server/libfoo/.git) registered for path 'libfoo'
> vmiklos@vmobile:~/git/test/client/main$ git commit -a -m "registered libfoo submodule"
> Created commit 2c65310: registered libfoo submodule
>  2 files changed, 4 insertions(+), 0 deletions(-)
>  create mode 100644 .gitmodules
>  create mode 160000 libfoo
> vmiklos@vmobile:~/git/test/client/main$ cd ../../server/main
> vmiklos@vmobile:~/git/test/server/main$ echo bar >> main.c
> vmiklos@vmobile:~/git/test/server/main$ git add git commit -m "bar in main"
> vmiklos@vmobile:~/git/test/server/main$ git add main.c
> vmiklos@vmobile:~/git/test/server/main$ git commit -m "bar in main"
> Created commit 1c26399: bar in main
>  1 files changed, 1 insertions(+), 0 deletions(-)
> vmiklos@vmobile:~/git/test/server/main$ cd ../libfoo
> vmiklos@vmobile:~/git/test/server/libfoo$ echo bar >> libfoo.c
> vmiklos@vmobile:~/git/test/server/libfoo$ git add libfoo.c
> vmiklos@vmobile:~/git/test/server/libfoo$ git commit -m "bar in libfoo"
> Created commit 07ceadb: bar in libfoo
>  1 files changed, 1 insertions(+), 0 deletions(-)
> vmiklos@vmobile:~/git/test/server/libfoo$ cd ../../client/main
> vmiklos@vmobile:~/git/test/client/main$ git submodule update
> 
> at the end of it, git submodule update does not pull anything, while
> there are changes both in the main and in the libfoo repo, too

The last time you told the superproject about any changes
in the subprojects was when you added the subproject (in client),
so as far as the superproject is concerned nothing happened
in any submodule.  The submodules don't even exist in server.

skimo
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