On 22.12.14 19:02, Junio C Hamano wrote:
> dev+git@xxxxxxxxx writes:
>
>> From: Beat Bolli <dev+git@xxxxxxxxx>
>>
>> The value is the same on both uniset invocations, so "Don't Repeat
>> Yourself" applies.
>>
>> Since we're in a subshell already, there's no need to unset UNICODE_DIR
>> at the end.
>
> Strictly speaking, you are not introducing your own subshell to
> prevent the environment from leaking (i.e. you used "{...}" not
> "(...)" in the previous step). The reason you can do this is
> because the generation of UNICODEWIDTH_H file is the last thing in
> the subshell.
I don't introduce a new one, but we're still in the outer subshell that
starts on line 12 "( cd unicode &&".
>
> I'll reword it to "Since this is done as the last command, ..."
>
> Thanks.
>
>>
>> Signed-off-by: Beat Bolli <dev+git@xxxxxxxxx>
>> ---
>> update_unicode.sh | 5 +++--
>> 1 file changed, 3 insertions(+), 2 deletions(-)
>>
>> diff --git a/update_unicode.sh b/update_unicode.sh
>> index c1c876c..bed8916 100755
>> --- a/update_unicode.sh
>> +++ b/update_unicode.sh
>> @@ -27,12 +27,13 @@ fi &&
>> fi &&
>> make
>> ) && {
>> + UNICODE_DIR=. && export UNICODE_DIR &&
>> echo "static const struct interval zero_width[] = {" &&
>> - UNICODE_DIR=. ./uniset/uniset --32 cat:Me,Mn,Cf + U+1160..U+11FF - U+00AD |
>> + ./uniset/uniset --32 cat:Me,Mn,Cf + U+1160..U+11FF - U+00AD |
>> grep -v plane &&
>> echo "};" &&
>> echo "static const struct interval double_width[] = {" &&
>> - UNICODE_DIR=. ./uniset/uniset --32 eaw:F,W &&
>> + ./uniset/uniset --32 eaw:F,W &&
>> echo "};"
>> } >$UNICODEWIDTH_H
>> )
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