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* ext/dbm/extconf.rb: don't choose 'dbm' if _GDB_H_ is defined which

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is available since GDBM 1.9 because 'gdbm_compat' is appropriate
  choise since GDBM 1.8.1.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34682 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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akr 2012-02-18 15:31:09 +00:00
parent 923bff74b1
commit fcd8f78ea3
2 changed files with 13 additions and 0 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Sun Feb 19 00:25:55 2012 Tanaka Akira <akr@fsij.org>
* ext/dbm/extconf.rb: don't choose 'dbm' if _GDB_H_ is defined which
is available since GDBM 1.9 because 'gdbm_compat' is appropriate
choise since GDBM 1.8.1.
Sat Feb 18 23:27:00 2012 Kenta Murata <mrkn@mrkn.jp>
* random.c: remove a duplicated comment.

7
ext/dbm/extconf.rb
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@ -141,6 +141,13 @@ def headers.db_check2(db, hdr)
# The original ndbm is provided by libc in 4.3BSD.
have_ndbm_header_macro = have_macro('_DBM_IOERR', hdr, hsearch)
# GDBM provides NDBM functions in libgdbm_compat since GDBM 1.8.1.
# GDBM's ndbm.h defines _GDBM_H_ since GDBM 1.9.
# So, reject 'gdbm'. 'gdbm_compat' is required.
if have_gdbm_header_macro && db == 'gdbm'
return false
end
# ndbm.h is provided by the original (4.3BSD) dbm,
# Berkeley DB 1 in libc of 4.4BSD and
# ndbm compatibility layer of gdbm.