From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Wiles, Keith" Subject: Re: [PATCH v2 2/2] Update Docs for new EXTRA_LDLIBS variable Date: Wed, 29 Apr 2015 15:22:51 +0000 Message-ID: References: <1430318263-3189-1-git-send-email-keith.wiles@intel.com> <1430318263-3189-2-git-send-email-keith.wiles@intel.com> <5540F0C9.30806@intel.com> <5540F2FB.1060704@intel.com> <5540F66D.20104@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Cc: "dev-VfR2kkLFssw@public.gmane.org" To: "Gonzalez Monroy, Sergio" Return-path: In-Reply-To: <5540F66D.20104-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> Content-Language: en-US Content-ID: List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" On 4/29/15, 10:19 AM, "Gonzalez Monroy, Sergio" wrote: >On 29/04/2015 16:16, Wiles, Keith wrote: >> >> On 4/29/15, 10:04 AM, "Gonzalez Monroy, Sergio" >> wrote: >> >>> On 29/04/2015 16:00, Wiles, Keith wrote: >>>> On 4/29/15, 9:55 AM, "Gonzalez Monroy, Sergio" >>>> wrote: >>>> >>>>> On 29/04/2015 15:37, Keith Wiles wrote: >>>>>> Signed-off-by: Keith Wiles >>>>>> --- >>>>>> doc/build-sdk-quick.txt | 1 + >>>>>> doc/guides/prog_guide/dev_kit_build_system.rst | 2 ++ >>>>>> doc/guides/prog_guide/dev_kit_root_make_help.rst | 2 +- >>>>>> 3 files changed, 4 insertions(+), 1 deletion(-) >>>>>> >>>>>> diff --git a/doc/build-sdk-quick.txt b/doc/build-sdk-quick.txt >>>>>> index 041a40e..26d5442 100644 >>>>>> --- a/doc/build-sdk-quick.txt >>>>>> +++ b/doc/build-sdk-quick.txt >>>>>> @@ -13,6 +13,7 @@ Build variables >>>>>> EXTRA_CPPFLAGS preprocessor options >>>>>> EXTRA_CFLAGS compiler options >>>>>> EXTRA_LDFLAGS linker options >>>>>> + EXTRA_LDLIBS linker libary options >>>>>> RTE_KERNELDIR linux headers path >>>>>> CROSS toolchain prefix >>>>>> V verbose >>>>>> diff --git a/doc/guides/prog_guide/dev_kit_build_system.rst >>>>>> b/doc/guides/prog_guide/dev_kit_build_system.rst >>>>>> index cf5c96f..b8ef167 100644 >>>>>> --- a/doc/guides/prog_guide/dev_kit_build_system.rst >>>>>> +++ b/doc/guides/prog_guide/dev_kit_build_system.rst >>>>>> @@ -413,6 +413,8 @@ Variables that Can be Set/Overridden by the User >>>>>> in >>>>>> a Makefile or Command Line >>>>>> =20 >>>>>> * EXTRA_LDFLAGS: The content of this variable is appended >>>>>>after >>>>>> LDFLAGS when linking. >>>>>> =20 >>>>>> +* EXTRA_LDLIBS: The content of this variable is appended after >>>>>> LDLIBS when linking. >>>>>> + >>>>>> * EXTRA_ASFLAGS: The content of this variable is appended >>>>>>after >>>>>> ASFLAGS when assembling. >>>>>> =20 >>>>>> * EXTRA_CPPFLAGS: The content of this variable is appended >>>>>>after >>>>>> CPPFLAGS when using a C preprocessor on assembly files. >>>>>> diff --git a/doc/guides/prog_guide/dev_kit_root_make_help.rst >>>>>> b/doc/guides/prog_guide/dev_kit_root_make_help.rst >>>>>> index 4f30192..fdc5fea 100644 >>>>>> --- a/doc/guides/prog_guide/dev_kit_root_make_help.rst >>>>>> +++ b/doc/guides/prog_guide/dev_kit_root_make_help.rst >>>>>> @@ -205,7 +205,7 @@ The following variables can be specified on the >>>>>> command line: >>>>>> =20 >>>>>> Enable dependency debugging. This provides some useful >>>>>> information about why a target is built or not. >>>>>> =20 >>>>>> -* EXTRA_CFLAGS=3D, EXTRA_LDFLAGS=3D, EXTRA_ASFLAGS=3D, EXTRA_CPPF= LAGS=3D >>>>>> +* EXTRA_CFLAGS=3D, EXTRA_LDFLAGS=3D, EXTRA_LDLIBS=3D, EXTRA_ASFLA= GS=3D, >>>>>> EXTRA_CPPFLAGS=3D >>>>>> =20 >>>>>> Append specific compilation, link or asm flags. >>>>>> =20 >>>>> Do we need to remove LDLIBS from section 28.3.4? >>>> Missed it, but it should be LDLIBS-y now >>> It would still be lost cause you are resetting LDLIBS-y value at the >>> start of rte.app.mk, right? >> Yes, LDLIBS-y is reset at the top, just as LDLIBS was reset in the >> original rte.app.mk file. I would assume this is the correct design and >>we >> should reset LDLIBS-y at the top of the file, right? >But LDLIBS was not reset pre-patch, was it? > > # default path for libs >-LDLIBS +=3D -L$(RTE_SDK_BIN)/lib >+LDLIBS-y =3D -L$(RTE_SDK_BIN)/lib OK, version 4 :-( doing to many things this morning. > =20 > >Sergio >>> The only way to add to LDLIBS-y would be using EXTRA_LDLIBS. >>> >>> Sergio >>>>> With the current patch the value of LDLIBS in the app makefile is >>>>>lost. >>>>> >>>>> Sergio >