gdbm, libgdbm3, libgdbm-devel 1.8.3-1

Gerrit P. Haase gp@familiehaase.de
Sun Mar 30 20:42:00 GMT 2003


Hallo Dr. Charles,
>>>Further, it means that any application code that USED the "dbm" or
>>>"ndbm" personalities, now needs to link with "-lgdbm_compat -lgdbm" and 
>>>not just -lgdbm. Most programs don't use the compatibility 
>>>personalities, and can simply continue to link only against -lgdbm.

>> I linked just with libgdbm_compat for the NDBM_File and ODBM_File Perl
>> modules, works fine, all tests successful.

> Woo-hoo! Thanks, Gerritt.

> So, you didn't need to ALSO link those against -lgdbm? I mean, 
> cyggdbm_compat-3.dll depends on cyggdbm-3.dll according to cygcheck. I 
> thought that meant you had to include the dependencies on the link line 
> **even** if your app doesn't directly access any of the stuff in the 
> remote dependency?

Well, I just linked against libgdbm_compat, seems to be enough.
> e.g. chuck.exe uses cyggdbm_compat-3.dll
> cyggdbm_compat-3.dll depends on cyggdbm-3.dll
> chuck.exe does NOT directly use anything in cyggdbm-3.dll

> But I still have to say
> gcc -o chuck.exe ...... -lgdbm_compat -lgdbm
> right? wrong?

IMO: wrong.
If there is just the runtime dependency as it seems to be in perl,
then there is no need to link against libgdbm.
> If I'm right, then I'm confused as to how Perl built properly -- unless 
> perl uses libtool for linking (in which case intrinsic deps are handled 
> by libtool automatically via the .la mechanism)

No libtool needed for perl. I changed the hints/cygwin.pl entries
since the symbols needed were not available in libgdbm.dll.a:
--- perl-5.8.0/ext/NDBM_File/hints/cygwin.pl~ 2003年03月30日 13:47:19.000000000 +0200
+++ perl-5.8.0/ext/NDBM_File/hints/cygwin.pl 2003年03月30日 13:47:19.000000000 +0200
@@ -1,2 +1,2 @@
 # uses GDBM ndbm compatibility feature
-$self->{LIBS} = ['-lgdbm'];
+$self->{LIBS} = ['-lgdbm_compat'];
--- perl-5.8.0/ext/ODBM_File/hints/cygwin.pl~ 2003年03月30日 13:49:11.000000000 +0200
+++ perl-5.8.0/ext/ODBM_File/hints/cygwin.pl 2003年03月30日 13:49:11.000000000 +0200
@@ -1,2 +1,2 @@
 # uses GDBM dbm compatibility feature
-$self->{LIBS} = ['-lgdbm'];
+$self->{LIBS} = ['-lgdbm_compat'];
Gerrit
-- 
=^..^=
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