[syslinux] cannot compile simple.c from within Syslinux 6.03

[Gene Cumm]

On Tue, Sep 8, 2015 at 2:27 PM, Colbert, Kevin via Syslinux
<syslinux at zytor.com> wrote:
> Hello All,

Wrapping the message.

> This is my first time requesting help, so please bear with me. I don't
> upgrade Syslinux very often (only when the need arises), until now I
> have been using version 4.05. However, I have recently acquired several
> UEFI servers that are in need of being able to do OS installations via
> pxelinux.  I have upgraded to Syslinux version 6.03, however I am not

Such doesn't exist.  syslinux.efi covers FAT* boot and PXE loads in 1 binary.

> able to compile my custom simple.c menu program from within
> /opt/syslinux-6.03/com32/cmenu (it does compiles under Syslinux 4.05
> when I run "make" in the /opt/syslinux-4.05/com32/cmenu directory).  My

That should fail.

> PXE server is running RHEL 5.8 x86_64 with the latest updates. I am
> compiling simple.c with gcc (GCC) 4.1.2 20080704 (Red Hat 4.1.2-55).  I
> see that the Syslinux "installer" can be built for both the "BIOS" and
> "64-bit EFI" by running "make bios efi64 installer", is there an
> argument that can be passed to "make" that will build the simple.c32
> file for both "BIOS" and "64-bit EFI"?  I have read through all the
> documentation that I can find on the web as well as what is in the
> Syslinux "doc" directory, but I haven't been able to find any reference
> to how build simple.c32 when using version 6.03.  If I run "make" from
> the /opt/syslinux-6.03/com32/cmenu directory, I get the following:
>
> [root at SWVT-LINUX cmenu]# make
> Makefile:27: /elf.mk: No such file or directory
> make: *** No rule to make target `/elf.mk'.  Stop.

You'll need to perform your make from the root.  The root Makefile
sets up key variables to control how and where pieces are built due to
the triple-architecture ( bios/ efi32/ and efi64/ ).

Short of a full make, I'm not sure what less you can build without trying

> Any help that you can provide will be deeply appreciated.
>
> Thank you sincerely,
>
> Kevin Colbert

There's still an open discussion regarding certain HP and HPE UEFI systems.

-- 
-Gene