[Buildroot] [PATCH 1/3] package/git: Add needed library for static compilation

[Baruch Siach <baruch@tkos.co.il>]

Hi Remi,

On Wed, Oct 28, 2015 at 09:16:24AM +0100, Remi Pommarel wrote:
> On Tue, Oct 27, 2015 at 07:32:06AM +0200, Baruch Siach wrote:
> > On Mon, Oct 26, 2015 at 10:12:40PM +0100, Remi Pommarel wrote:
> > > Add missing ssl, zlib and gettext library for static compilation support.
> > > 
> > > A statically compiled libcurl need to be linked with some libraries to get all
> > > its undefined symbols resolved. Indeed when libcurl supports openssl it needs
> > > -lssl to satisfy all its dependencies, the same goes for gettext and zlib
> > > symbols.
> > > 
> > > Signed-off-by: Remi Pommarel <repk@triplefau.lt>
> > > ---
> > >  package/git/git.mk | 15 +++++++++++++--
> > >  1 file changed, 13 insertions(+), 2 deletions(-)
> > > 
> > > diff --git a/package/git/git.mk b/package/git/git.mk
> > > index 2bd6a01..942f29f 100644
> > > --- a/package/git/git.mk
> > > +++ b/package/git/git.mk
> > > @@ -14,7 +14,7 @@ GIT_DEPENDENCIES = zlib host-gettext
> > >  ifeq ($(BR2_PACKAGE_OPENSSL),y)
> > >  GIT_DEPENDENCIES += openssl
> > >  GIT_CONF_OPTS += --with-openssl
> > > -GIT_CONF_ENV_LIBS += $(if $(BR2_STATIC_LIBS),-lz)
> > > +GIT_CONF_ENV_LIBS += $(if $(BR2_STATIC_LIBS),-lssl -lcrypto)
> > 
> > zlib is always selected. You should not remove it.
> 
> Ok will do, thanks.
> 
> > 
> > Also, since you seem to fix the libcurl issue in later patches is this still 
> > needed at all?
> > 
> 
> There are two places the additional libraries are needed.  In the Makefile
> in order to compile git binaries, the patches fix the issue here. And in the
> configure when it compile test application to probe for features,
> unfortunatly configure still need LIBS varibale to be set.

Please add this information to the commit log.

> > > +ifeq ($(BR2_PACKAGE_GETTEXT),y)
> > > +GIT_DEPENDENCIES += gettext
> > > +GIT_CONF_ENV += ac_cv_lib_c_gettext=no
> > > +endif
> > 
> > Are you sure this fixes a static build issue? If not, please make a separate 
> > patch for this part.
> 
> When statically compiled with gettext support libcurl need to be linked
> with libintl, using ac_cv_lib_c_gettext does the job. So for me its
> static linking related.

So this is only needed when libcurl is enabled?

Please add this information as well to the commit log, and add a comment in 
the code.

baruch

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