Re: cannot specify -o with -c or -S

[Ralf Corsepius]

On 02/25/2010 06:16 AM, rrlangly wrote:
> Does anyone have an idea as to why I'd get the following error when compiling
> my program using autotools. This used to compile and run, then I added new
> code and linked against a new library, and now I get this.
>
> g++ -DHAVE_CONFIG_H -I. -I../../GXT/src -I..  -I../../GXT/include
> -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I
> /usr/include/festival -I /usr/include/speech-tools -I/usr/include/boost -I
> /usr/local/include -I /usr/local/include/OGRE/Terrain
> -I/usr/local/include/OGRE/Paging -I/usr/local/include/OGRE -I
> /opt/ion-inb-1.1.0/include -I/home/priggy/Projects/subA/libbern
> /home/priggy/Projects/subA/asn.1/bern-sn.h
> /home/priggy/Projects/subA/util/bern-ut.h
> /home/priggy/Projects/subA/util/bern-no.h
> /home/priggy/Projects/subA/util/bern-res.h
> /home/priggy/Projects/subA/util/bern-am.h
> /home/priggy/Projects/subA/util/bern-da.h
> /home/priggy/Projects/subA/util/bern-v.h
> /home/priggy/Projects/subA/util/bern-ver.h
> /home/priggy/Projects/subA/libbbc/bbc-c.h
The cause for the compiler to abort is this list of headers above.

> -pthread -I/usr/local/include
> -I/usr/local/include/OGRE   -I/usr/include/OIS   -g -O2 -MT gtx-main.o -MD
> -MP -MF .deps/gtx-main.Tpo -c -o gtx-main.o `test -f 'main.cpp' || echo
> '../../GXT/src/'`main.cpp
> g++: cannot specify -o with -c or -S with multiple files
> make[3]: *** [gtx-main.o] Error 1
>
>
> This isn't the exact Makefile (which I don't have access to now), but it
> contains the very same macros, or not sure what they're called (e.g.
> _SOURCES, _CPPFLAGS, _LDADD, etc...).
>
> --- Makefile.am ---
> bin_PROGRAMS = myprog
>
> myprog_SOURCES =        \
>      main.cpp       \
>      classb.cpp       \
>      classc.cpp       \
>      classd.cpp
>
> myprog_CXXFLAGS= $(OGRE_CFLAGS) $(OIS_CFLAGS)
>
> myprog_CPPFLAGS = -I$(top_srcdir)/include
>
> myprog_LDFLAGS = -L/usr/lib64 -L/usr/local/lib64 -L/usr/local/lib
>
> myprog_LDADD = $(OGRE_LIBS) $(OIS_LIBS) -lopenal
>
> SUBDIRS= libs
>
>
>
> Any helpl much appreciated.
Well, this Makefile.am doesn't correspond to the breakdown above.

You will want to check for where this series of *.h's originates from.

Ralf