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db48bbdf0b
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33710 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
74 lines
2.1 KiB
Ruby
74 lines
2.1 KiB
Ruby
require 'mkmf'
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dir_config("dbm")
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if dblib = with_config("dbm-type", nil)
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dblib = dblib.split(/[ ,]+/)
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else
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dblib = %w(db db2 db1 db5 db4 db3 dbm gdbm gdbm_compat qdbm)
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end
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headers = {
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"db" => ["db.h"],
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"db1" => ["db1/ndbm.h", "db1.h", "ndbm.h"],
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"db2" => ["db2/db.h", "db2.h", "db.h"],
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"db3" => ["db3/db.h", "db3.h", "db.h"],
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"db4" => ["db4/db.h", "db4.h", "db.h"],
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"db5" => ["db5/db.h", "db5.h", "db.h"],
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"dbm" => ["ndbm.h"],
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"gdbm" => ["gdbm-ndbm.h", "ndbm.h", "gdbm/ndbm.h"],
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"gdbm_compat" => ["gdbm-ndbm.h", "ndbm.h", "gdbm/ndbm.h"], # ndbm compatibility routines are extracted to libgdbm_compat since gdbm-1.8.1.
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"qdbm" => ["relic.h", "qdbm/relic.h"],
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}
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class << headers
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attr_accessor :found
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attr_accessor :defs
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end
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headers.found = []
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headers.defs = nil
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def headers.db_check(db)
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have_gdbm = false
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hsearch = nil
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case db
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when /^db[2-5]?$/
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hsearch = "-DDB_DBM_HSEARCH"
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when "gdbm"
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have_gdbm = true
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when "gdbm_compat"
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have_gdbm = true
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have_library("gdbm") or return false
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end
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if (hdr = self.fetch(db, ["ndbm.h"]).find {|h| have_type("DBM", h, hsearch)} or
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hdr = self.fetch(db, ["ndbm.h"]).find {|h| have_type("DBM", ["db.h", h], hsearch)}) and
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(have_library(db, 'dbm_open("", 0, 0)', hdr, hsearch) || have_func('dbm_open("", 0, 0)', hdr, hsearch))
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have_func('dbm_clearerr((DBM *)0)', hdr, hsearch) unless have_gdbm
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if hsearch
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$defs << hsearch
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@defs = hsearch
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end
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$defs << '-DDBM_HDR="<'+hdr+'>"'
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@found << hdr
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true
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else
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false
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end
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end
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if dblib.any? {|db| headers.db_check(db)}
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have_header("cdefs.h")
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have_header("sys/cdefs.h")
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have_func("dbm_pagfno((DBM *)0)", headers.found, headers.defs)
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have_func("dbm_dirfno((DBM *)0)", headers.found, headers.defs)
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type = checking_for "sizeof(datum.dsize)", STRING_OR_FAILED_FORMAT do
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pre = headers.found + [["static datum conftest_key;"]]
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%w[int long LONG_LONG].find do |t|
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try_static_assert("sizeof(conftest_key.dsize) <= sizeof(#{t})", pre, headers.defs)
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end
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end
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$defs << "-DSIZEOF_DSIZE=SIZEOF_"+type.tr_cpp if type
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create_makefile("dbm")
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end
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