Re: [ECOS] A hello world problem

[Andrew Lunn <andrew dot lunn at ascom dot ch>]

> With your method above, what happens when gcc calls the assembler and 
> linker? I guess (or rather worry) that it will just call 'as' or 'ld' and 
> then would hit the native ones, which is why I put the /arm-elf/bin dir at 
> the head of the path.

pass -v to gcc. It will then verbosly tell you exactly what its
calling. Here is your hello world program compiled with my setup on a
linux box. You can see which cpp, cc1, as and collect2 it is using.

        Andrew

lunn@tux:~$ arm-elf-gcc -v -I/usr/local/pkg/plcuts/ecos-work-sa-1.4.4/install/include hello.c -L/usr/local/pkg/plcuts/ecos-work-sa-1.4.4/install/lib -T target.ld -nostdlib
Reading specs from /usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/specs
gcc version 2.9-ecos-99r1-001005
 /usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/cpp -lang-c -v -I/usr/local/pkg/plcuts/ecos-work-sa-1.4.4/install/include -undef -D__GNUC__=2 -D__GNUC_MINOR__=9 -Darm -Darm_elf -D__ELF__ -D__arm__ -D__arm_elf__ -D__ELF__ -D__arm -D__arm_elf -Acpu(arm) -Amachine(arm) -D__CHAR_UNSIGNED__ -D__ARM_ARCH_4T__ -D__APCS_32__ hello.c /tmp/ccYWYS8l.i
GNU CPP version 2.9-ecos-99r1-001005 (ARM/ELF non-Linux)
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/pkg/plcuts/ecos-work-sa-1.4.4/install/include
 /usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/include
 /usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/../../../../arm-elf/include
End of search list.
 /usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/cc1 /tmp/ccYWYS8l.i -quiet -dumpbase hello.c -version -o /tmp/ccy4dY5C.s
GNU C version 2.9-ecos-99r1-001005 (arm-elf) compiled by GNU C version 2.7.2.3.
 /usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/../../../../arm-elf/bin/as -o /tmp/cckOjESV.o /tmp/ccy4dY5C.s
 /usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/collect2 -X -L/usr/local/pkg/plcuts/ecos-work-sa-1.4.4/install/lib -L/usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005 -L/usr/local/pkg/H686-arm-elf-1.4.4/lib/gcc-lib/arm-elf/2.9-ecos-99r1-001005/../../../../arm-elf/lib /tmp/cckOjESV.o -T target.ld