This is the mail archive of the ecos-discuss@sourceware.org mailing list for the eCos project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Confusing compilation problem




Sergei Gavrikov-4 wrote:
> 
> On Fri, Apr 10, 2009 at 01:18:57AM -0700, grahamlab wrote:
>> 
>> 
>> 
>> grahamlab wrote:
>> > 
>> > 
>> > 
>> > Sergei Gavrikov-4 wrote:
>> >> 
>> >> On Fri, Apr 10, 2009 at 12:59:19AM -0700, grahamlab wrote:
>> >>> Sergei Gavrikov-4 wrote:
>> >>> > 
>> >>> > On Fri, Apr 10, 2009 at 12:30:56AM -0700, grahamlab wrote:
>> >>> >> 
>> >>> >> Hello all
>> >>> >> I am trying to evaluate the best way for me to use ecos for my
>> >>> project -
>> >>> >> to
>> >>> >> use the configtool or command line interface.
>> >>> >> So I 
>> >>> >> 1.created an ecos build using from command line using the default
>> >>> >> template.
>> >>> >> 2.executed the make command to build ecos
>> >>> >> 3.created a testbed directory and created a hello world
>> application
>> >>> >> 4.compiled and linked successfully
>> >>> >> Next I
>> >>> >> 1 created an ecos build using the configuration tool
>> >>> >> 2 created a test bed directory and created a hello world
>> application
>> >>> >> 3 this does not compile and gives the following errors -
>> >>> >> test.cpp: In function âint main()â:
>> >>> >> test.cpp:6: error: âprintfâ was not declared in this scope
>> >>> >> 
>> >>> >> Both use the same makefile and make.params files(atached) - the
>> only
>> >>> >> changes
>> >>> >> were to point to the correct install directory.
>> >>> > 
>> >>> > Graham, not only
>> >>> > 
>> >>> >   /tmp$ diff configtool_Make.params cli_Make.params 
>> >>> >   5c5
>> >>> >   < export PREFIX := /home/graham/ecos/DevBoard_install
>> >>> >   ---
>> >>> >   > export PREFIX := /home/graham/lab1/install
>> >>> >   7c7
>> >>> >   < export CC := $(COMMAND_PREFIX)gcc
>> >>> >   ---
>> >>> >   > export CC := $(COMMAND_PREFIX)g++
>> >>> > 
>> >>> > 
>> >>> >   /tmp$ diff configtool_Makefile cli_Makefile
>> >>> > 
>> >>> > 
>> >>> > Are you really going program in C++? Try rename your main.cpp in
>> the
>> >>> > main.c.
>> >>> > 
>> >>> > BTW, the short plain text files you can just attach.
>> >>> > 
>> >>> > Sergei.
>> >>> > 
>> >>> >> If I point the configtool version at the commandline version
>> install
>> >>> tree
>> >>> >> it
>> >>> >> will compile
>> >>> >> 
>> >>> >> Could some one explain why this is?
>> >>> >> 
>> >>> >> Thanks
>> >>> >> 
>> >>> >> http://www.nabble.com/file/p22984314/configtool_Make.params
>> >>> >> configtool_Make.params 
>> >>> >> http://www.nabble.com/file/p22984314/configtool_Makefile
>> >>> >> configtool_Makefile 
>> >>> >> http://www.nabble.com/file/p22984314/cli_Make.params
>> cli_Make.params 
>> >>> >> http://www.nabble.com/file/p22984314/cli_Makefile cli_Makefile 
>> >>> >> Graham
>> >>> >> 
>> >>> >> -- 
>> >>> >> View this message in context:
>> >>> >>
>> >>>
>> http://www.nabble.com/Confusing-compilation-problem-tp22984314p22984314.html
>> >>> >> Sent from the Sourceware - ecos-discuss mailing list archive at
>> >>> >> Nabble.com.
>> >>> >> 
>> >>> >> 
>> >>> >> --
>> >>> >> Before posting, please read the FAQ:
>> >>> http://ecos.sourceware.org/fom/ecos
>> >>> >> and search the list archive:
>> >>> http://ecos.sourceware.org/ml/ecos-discuss
>> >>> > 
>> >>> > -- 
>> >>> > Before posting, please read the FAQ:
>> >>> http://ecos.sourceware.org/fom/ecos
>> >>> > and search the list archive:
>> >>> http://ecos.sourceware.org/ml/ecos-discuss
>> >>> > 
>> >>> > 
>> >>> > 
>> >>> Helo again Sergei
>> >>> 
>> >>> Beleive me I have tried muliple permutations using both g++ and gcc
>> >> 
>> >> I hope that your Make.params were not handy tweaked.
>> >> 
>> >>> The cli vesrion compile with both g++ and gcc
>> >>> The config tool version compiles with neither.
>> >>> 
>> >>> It seems that you cannot switch between a cli build and a configtool
>> >>> build
>> >>> I am a little confused but will investigate further.
>> >>> Do you use the cli exclusively or do you switch between the 2?
>> >> 
>> >> I have used CLI only, but I have eCos configtool installed too. I will
>> >> try to reproduce your issue.
>> >> 
>> >> Sergei
>> >> 
>> >> -- 
>> >> Before posting, please read the FAQ:
>> http://ecos.sourceware.org/fom/ecos
>> >> and search the list archive:
>> http://ecos.sourceware.org/ml/ecos-discuss
>> >> 
>> >> 
>> >> 
>> > Hi Sergei
>> > I have been looking at the stdio.h file in both install trees.
>> > The files are exactly the same but in the CLI version things like 
>> > CYGINT_ISO_STDIO_FILETYPES are defined
>> > but in the configtool version they are not - so the correct includes
>> are
>> > not generated.
>> > Where do things like CYGINT_ISO_STDIO_FILETYPES get defined?
>> > 
>> > Graham
>> > 
>> It seems I need to include IO C libraries - all working now thanks
> 
> I cannot confirm your issue. Just now I tried GUI build and script
> build_Make.params. All works as I could expect (see the below)
> 
> i. All was build using configtool-3.0. (stm3210e, default template).
> 
> $ ls
> gui_build  gui.ecc  gui_install
> 
> 
> ii. Generate Make.params, and test source
> 
> $ /opt/ecos/ecos-3.0/examples/build_Make.params 
> 
> $ echo -e \
> '#include <stdio.h>\nint main(void){printf("oops\\n");return 0;}' > a.cxx
> 
> $ ls
> a.cxx  gui_build  gui.ecc  gui_install  Make.params
> 
> 
> iii. Prepare Makefile
> 
> $ vi Makefile
> ..
> 
> $ ls
> a.cxx  gui_build  gui.ecc  gui_install  Makefile  Make.params
> 
> 
> iv. Try to build
> $ make -s
> 
> 
> v. What I got
> 
> $ ls 
> a.cxx  a.o  a.out  gui_build  gui.ecc  gui_install  Makefile  Make.params
> 
> 
> Makefile is attached as a reference.
> 
> 
> Sergei
> 
> include Make.params
> 
> OBJS	= a.o
> DST	= a.out
> 
> .PHONY: all clean
> 
> all: ${DST}
> 
> clean:
> 	-rm -f ${DST} ${OBJS}
> 
> %.o: %.cxx
> 	$(CC) -c $^ $(ACTUAL_CXXFLAGS) -I$(PREFIX)/include -o $@
> 
> ${DST}: ${OBJS}
> 	$(CC) $(ACTUAL_LDFLAGS) -L$(PREFIX)/lib -Ttarget.ld $^ -o $@
> 
> 
> 
> -- 
> Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
> 
Thanks - I have everyting working now
-- 
View this message in context: http://www.nabble.com/Confusing-compilation-problem-tp22984314p22985265.html
Sent from the Sourceware - ecos-discuss mailing list archive at Nabble.com.


--
Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]