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mk: introduce EXTRA_LDLIBS variable

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Signed-off-by: Keith Wiles <keith.wiles@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
This commit is contained in:
Keith Wiles 2015-05-14 09:21:32 -05:00 committed by Thomas Monjalon
parent 501a9459c2
commit 6796db6f22
4 changed files with 5 additions and 2 deletions
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1
doc/build-sdk-quick.txt
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@ -13,6 +13,7 @@ Build variables
EXTRA_CPPFLAGS preprocessor options
EXTRA_CFLAGS compiler options
EXTRA_LDFLAGS linker options
EXTRA_LDLIBS linker library options
RTE_KERNELDIR linux headers path
CROSS toolchain prefix
V verbose

2
doc/guides/prog_guide/dev_kit_build_system.rst
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@ -411,6 +411,8 @@ Variables that Can be Set/Overridden by the User in a Makefile or Command Line
* EXTRA_LDFLAGS: The content of this variable is appended after LDFLAGS when linking.
* 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.
* EXTRA_CPPFLAGS: The content of this variable is appended after CPPFLAGS when using a C preprocessor on assembly files.

2
doc/guides/prog_guide/dev_kit_root_make_help.rst
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@ -218,7 +218,7 @@ The following variables can be specified on the command line:
Enable dependency debugging. This provides some useful information about why a target is built or not.
* EXTRA_CFLAGS=, EXTRA_LDFLAGS=, EXTRA_ASFLAGS=, EXTRA_CPPFLAGS=
* EXTRA_CFLAGS=, EXTRA_LDFLAGS=, EXTRA_LDLIBS=, EXTRA_ASFLAGS=, EXTRA_CPPFLAGS=
Append specific compilation, link or asm flags.

2
mk/rte.app.mk
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@ -141,7 +141,7 @@ _LDLIBS-y += $(EXECENV_LDLIBS)
_LDLIBS-y += --end-group
_LDLIBS-y += --no-whole-archive
LDLIBS += $(_LDLIBS-y) $(CPU_LDLIBS)
LDLIBS += $(_LDLIBS-y) $(CPU_LDLIBS) $(EXTRA_LDLIBS)
.PHONY: all
all: install