Re: [microblaze-uclinux] PetaLinux compile error: cannot open W_RODAT

[Jean-Yves Ouellet <jouellet7@xxxxxxxxxxxx>]

John,

PetalLinux was compiled without any error after the "." was removed from 
the path.

Thanks,
J-Y

John Williams wrote:
> Hi Jean-Yves,
>
> Jean-Yves Ouellet wrote:
>
> [snip]
>
> > microblaze-uclinux-gcc   -msoft-float -mno-xl-soft-mul 
> > -mxl-barrel-shift -mno-xl-soft-div -Wl,-elf2flt -o basename 
> > basename.o microblaze-uclinux-gcc   -msoft-float -mno-xl-soft-mul 
> > -mxl-barrel-shift -mno-xl-soft-div -Wl,-elf2flt -o date date.o 
> > microblaze-uclinux-gcc   -msoft-float -mno-xl-soft-mul 
> > -mxl-barrel-shift -mno-xl-soft-div -Wl,-elf2flt -o dirname dirname.o 
> > microblaze-uclinux-gcc   -msoft-float -mno-xl-soft-mul 
> > -mxl-barrel-shift -mno-xl-soft-div -Wl,-elf2flt -o echo echo.o 
> > /home/jouellet/petalinux-v0.10-rc1/tools/linux-i386/microblaze-uclinux-tools/bin/../lib/gcc/microblaze-uclinux/3.4.1/../../../../microblaze-uclinux/bin/ld: 
> > line 1: ./dirname: cannot execute binary file
> > /home/jouellet/petalinux-v0.10-rc1/tools/linux-i386/microblaze-uclinux-tools/bin/../lib/gcc/microblaze-uclinux/3.4.1/../../../../microblaze-uclinux/bin/ld.real: 
> > cannot open W_RODAT: No such file or directory
>
> Do you have "." in the path (ahead of /usr/bin et al)?
>
> If so, this will likely be the cause.  You have just built an app 
> called dirname, and it exists in the current directory.  Chances are, 
> Make is also using dirname to do its job.  If you have "." in the path 
> ahead of /usr/bin, then the local one will be picked up.  Problem is, 
> that's the MicroBlaze binary not an i386! :)
>
> echo $PATH - tell us what you find.
>
> As a rule, "." should never be in the path.  If you want to run a 
> binary from the current directory, you should be explicit about it!  
> Worse, if . is in root's path, it's a security risk.
>
> Regards,
>
> John
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