Hi,

Thanks for look into it. I checked its readme 
https://www.sqlite.org/cgi/src/dir?ci=6cb537bdce85e088&name=ext/icu

It does not mention tokenizer at all so I guess you are right, it probably does 
not support that at all.
Qiulang


At 2018-10-18 17:58:38, "Keith Medcalf" <kmedc...@dessus.com> wrote:
>
>The ICU extension (as in icu.c) does not contain the tokenizer ... it only 
>contains the extension functions ... (upper / lower / etc)
>
>Looking in the amalgamation it appears that the icu tokenizer module is 
>defined in fts3_icu.c
>
>I have no idea how you load a tokenizer module as part of a loadable 
>extension, or even if that is supported at all (or specifically in the case of 
>icu).
>
>Generally speaking I think you just compile the amalgamation (or the full 
>source tree) with SQLITE_ENABLE_ICU defined to use icu.
>
>---
>The fact that there's a Highway to Hell but only a Stairway to Heaven says a 
>lot about anticipated traffic volume.
>
>>-----Original Message-----
>>From: sqlite-users [mailto:sqlite-users-
>>boun...@mailinglists.sqlite.org] On Behalf Of ??
>>Sent: Thursday, 18 October, 2018 02:56
>>To: SQLite mailing list
>>Subject: Re: [sqlite] Error: dlsym(0x7fa073e02c60,
>>sqlite3_sqliteicu_init): symbol not found
>>
>>Hi,
>>
>>Thanks for your reply. I change module name to libicu.so as you said
>>then got Error: unknown tokenizer: icu
>>
>>
>>sqlite> .load libicu.so
>>sqlite> CREATE VIRTUAL TABLE zh_text USING fts4(text, tokenize=icu
>>zh_CN);
>>Error: unknown tokenizer: icu
>>
>>
>>Why is that ? Is the whole point to build icu extension to get the
>>icu tokenizer ?
>>
>>
>>BTW I have build an icu sqlite version from amalgamation but this
>>time I need to icu extension only.
>>
>>
>>Thanks
>>
>>
>>Qiulang
>>
>>At 2018-10-18 12:48:51, "Keith Medcalf" <kmedc...@dessus.com> wrote:
>>>
>>>The symbol name is sqlite3_icu_init.  When you load module lib<x>.so
>>the symbol sqlite3_<x>_init is called.  You need to either (a) rename
>>the shared library to the correct name (libicu.so) or pass the name
>>of the init function (sqlite3_icu_init) to the loader when you load
>>the module, or (c) change the name of the sqlite3_icu_init function
>>in the icu.c source so that it matches the name that the module
>>loader is looking for ...
>>>
>>>(If you are building your own library from the amalgamation source
>>you can just compile the amalgamation with the SQLITE_ENABLE_ICU
>>symbol defined ...)
>>>
>>>---
>>>The fact that there's a Highway to Hell but only a Stairway to
>>Heaven says a lot about anticipated traffic volume.
>>>
>>>>-----Original Message-----
>>>>From: sqlite-users [mailto:sqlite-users-
>>>>boun...@mailinglists.sqlite.org] On Behalf Of ??
>>>>Sent: Wednesday, 17 October, 2018 22:26
>>>>To: sqlite-users@mailinglists.sqlite.org
>>>>Subject: [sqlite] Error: dlsym(0x7fa073e02c60,
>>>>sqlite3_sqliteicu_init): symbol not found
>>>>
>>>>I had thought I succeeded in building ICU extension because running
>>>>gcc -shared icu.c `icu-config --ldflags` -o libSqliteIcu.so
>>succeeded
>>>>and libSqliteIcu.so was generated.
>>>>But when I load it I got error Error: dlsym(0x7fa073e02c60,
>>>>sqlite3_sqliteicu_init): symbol not found
>>>>
>>>>
>>>>How do I solve that ? I am using mac 10.13 & sqlite 3.24 btw.
>>>>
>>>>
>>>>Thanks
>>>>
>>>>
>>>>Qiulang
>>>>_______________________________________________
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>>users
>>>
>>>
>>>
>>>_______________________________________________
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>
>
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