[BRLTTY] BRLTTY in GRUB2

[Dave Mielke]

[quoted lines by Vladimir 'φ-coder/phcoder' Serbinenko on 2012/04/03 at 22:35 +0200]

>> -ffreestanding, -nostdinc, and -nostdlib are all being passed to gcc. This is 
>> working for includes - only grub's headers are beinbg checked. For linking, 
>> however, it's still using the libraries on my system. Do I need more options 
>> than just -nostdlib?
>Make sure that -nostdlib is passed in linking stage.

Yes, they indeed are. :-(

configure:17154: checking for fork
configure:17210: gcc -o conftest -g -O2  -DGRUB_RUNTIME -DGRUB_FILE=__FILE__ -DNESTED_FUNC_ATTR= -D_WCHAR_T_DECLARED=1 -isystem /usr/lib/gcc/i686-redhat-linux/4.4.4/include -I/home/dave/brltty/projects/grub/grub-root -I/home/dave/brltty/projects/grub/grub-root/grub-core/lib/posix_wrap/include -I/home/dave/brltty/projects/grub/grub-root/include -std=gnu99 -Wall -ffreestanding -nostdinc -nostdlib   conftest.c -lgpm -lnsl -lsupc++  >&5
/usr/bin/ld: warning: cannot find entry symbol _start; defaulting to 0000000008048270
configure:17217: $? = 0
configure:17237: result: yes

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