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On 2014-05-05 14:59:32 -0400, ?? wrote:
2014년 5월 5일 14:59, Jung-uk Kim 쓴 글:> On 2014-05-05 13:27:44
- -0400, ?? wrote:
>> On 2014-05-05 13:05:56 -0400, ?? wrote:
>>> On Mon, 2014-05-05 at 12:42 -0400, Jung-uk Kim wrote:
>>>> On 2014-05-05 02:37:38 -0400, ?? wrote:
>>>>> Hi,
>>>>>
>>>>> Thus wrote k...@intricatesoftware.com
>>>>> (k...@intricatesoftware.com):
>>>>>
>>>>>> . OpenBSD nm(1) doesn't have -U or -j, so provide an
>>>>>> OpenBSD specific
>>>>>
>>>>> neither have NetBSD's nor FreeBSD's. Generalization would
>>>>> be appreciated.
>>>>
>>>> FYI, this is what I did in FreeBSD port for jdk8.
>>>>
>>>> /head/java/openjdk8/files/patch-bsd?revision=352721&view=markup#l155
>>>>
>>>>
>>>>
>
>>>>
>>>>
> Jung-uk Kim
>
>>> Thanks. OpenBSD doesn't have --defined-only. I believe the
>>> following change will work for *BSD:
>
>> I see.
>
>>> diff -r 0d6f95e05945 make/bsd/makefiles/build_vm_def.sh ---
>>> a/make/bsd/makefiles/build_vm_def.sh Mon Apr 28 12:29:31 2014
>>> -0400 +++ b/make/bsd/makefiles/build_vm_def.sh Mon May 05
>>> 12:50:51 2014 -0400 @@ -7,7 +7,10 @@ NM=nm fi
>
>>> -if [ `uname` == "OpenBSD" ] ; then
>
>> Please note '==' is a Linuxism/Bashism. '=' is Posixly-correct
>> equivalent.
>
>>> +OS_NAME=`uname -s` +BSD_OS=${OS_NAME##${OS_NAME%BSD}} + +if [
>>> "$BSD_OS" == "BSD" ] ; then $NM $* \ | awk '{ if ($2 != "U")
>>> if ($3 ~ /^_ZTV/ || $3 ~ /^gHotSpotVM/) print "\t" $3 ";"
>> ...
>
>> This file is just for *BSDs and Mac but Mac's toolchains are
>> always special. Therefore, Darwin should be specialized, not
>> ours.
>
>> Also, I am not sure why 'if ($2 != "U")' was repeated three
>> times. awk(1) is not that dumb. ;-)
> Actually, I realized it won't work for FreeBSD because the field 2
> is not always a symbol type.
>
> % nm -V GNU nm 2.17.50 [FreeBSD] 2007-07-03 Copyright 2007 Free
> Software Foundation, Inc. This program is free software; you may
> redistribute it under the terms of the GNU General Public License.
> This program has absolutely no warranty. % nm mknodes.o U __error U
> __isthreaded 0000000000000f50 t __sputc U __stderrp U __stdinp U
> __swbuf 00000000000069d0 b curstr 0000000000000b00 t error ... % nm
> mknodes.o | awk '{print $2}' __error __isthreaded t __stderrp
> __stdinp __swbuf b t ...
>
> In fact, it is always $1 because undefined symbol does not have an
> address. :-/
It seems OpenBSD is the only one requiring the hack and working with
it and other *BSDs seem to have '--defined-only' or '-U' option.
Therefore, I am going to commit the following for my jdk8 port later.
https://redports.org/changeset/26342/#file1
Jung-uk Kim
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