Re: CONFIG_KPROBES=y build requires gawk

Michal Marek
2009-12-17T10:43:06Z

On 17.12.2009 06:56, H. Peter Anvin wrote:
> On 12/16/2009 09:45 PM, Sam Ravnborg wrote:
>>>
>>> diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
>>> index 45b20e4..0c46d60 100644
>>> --- a/arch/x86/lib/Makefile
>>> +++ b/arch/x86/lib/Makefile
>>> @@ -5,7 +5,7 @@
>>> inat_tables_script = $(srctree)/arch/x86/tools/gen-insn-attr-x86.awk
>>> inat_tables_maps = $(srctree)/arch/x86/lib/x86-opcode-map.txt
>>> quiet_cmd_inat_tables = GEN $@
>>> - cmd_inat_tables = $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@ || rm -f $@
>>> + cmd_inat_tables = LC_ALL=C $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@ || rm -f $@
>>
>> This will result in error messages in english always from awk - no?
>> Some people will care.
>>
>
> True, we probably don't want to set LC_MESSAGES. Which means:
>
> diff --git a/Makefile b/Makefile
> index 33d4732..357e83b 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -302,6 +302,13 @@ MAKEFLAGS += --include-dir=$(srctree)
> $(srctree)/scripts/Kbuild.include: ;
> include $(srctree)/scripts/Kbuild.include
>
> +# Avoid funny character set dependencies
> +LC_ALL=
> +LC_CTYPE=C
> +LC_COLLATE=C
> +LC_NUMERIC=C
> +export LC_ALL LC_CTYPE LC_COLLATE LC_NUMERIC
> +
> # Make variables (CC, etc...)
>
> AS = $(CROSS_COMPILE)as
>
>
> OK?

Definitely, setting this globally makes sure we don't run into similar
issues elsewhere. (I have to read the rest of the thread now).

Acked-by: Michal Marek <mmarek@sues.cz>

Michal