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* ext/gdbm/gdbm.c (Init_gdbm): define GDBM::READER, GDBM::WRITER,

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GDBM::WRCREAT and GDBM::NEWDB.
  (fgdbm_initialize): use specified read/write flag.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6160 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2004-04-15 08:15:27 +00:00
parent d952e33003
commit c7629cdd28
2 changed files with 30 additions and 16 deletions
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6
ChangeLog
View file

@ -1,3 +1,9 @@
Thu Apr 15 17:12:13 2004 Tanaka Akira <akr@m17n.org>
* ext/gdbm/gdbm.c (Init_gdbm): define GDBM::READER, GDBM::WRITER,
GDBM::WRCREAT and GDBM::NEWDB.
(fgdbm_initialize): use specified read/write flag.
Wed Apr 14 13:06:09 2004 Doug Kearns <djkea2@mugca.its.monash.edu.au>
* array.c, enum.c, eval.c, file.c, io.c, numeric.c, object.c, prec.c,

40
ext/gdbm/gdbm.c
View file

@ -16,6 +16,8 @@
static VALUE rb_cGDBM, rb_eGDBMError, rb_eGDBMFatalError;
#define RUBY_GDBM_RW_BIT 0x20000000
#define MY_BLOCK_SIZE (2048)
#define MY_FATAL_FUNC rb_gdbm_fatal
static void
@ -100,16 +102,23 @@ fgdbm_initialize(argc, argv, obj)
SafeStringValue(file);
dbm = 0;
if (mode >= 0)
if (flags & RUBY_GDBM_RW_BIT) {
flags &= ~RUBY_GDBM_RW_BIT;
dbm = gdbm_open(RSTRING(file)->ptr, MY_BLOCK_SIZE,
GDBM_WRCREAT|flags, mode, MY_FATAL_FUNC);
if (!dbm)
dbm = gdbm_open(RSTRING(file)->ptr, MY_BLOCK_SIZE,
GDBM_WRITER|flags, 0, MY_FATAL_FUNC);
if (!dbm)
dbm = gdbm_open(RSTRING(file)->ptr, MY_BLOCK_SIZE,
GDBM_READER|flags, 0, MY_FATAL_FUNC);
flags, mode, MY_FATAL_FUNC);
}
else {
dbm = 0;
if (mode >= 0)
dbm = gdbm_open(RSTRING(file)->ptr, MY_BLOCK_SIZE,
GDBM_WRCREAT|flags, mode, MY_FATAL_FUNC);
if (!dbm)
dbm = gdbm_open(RSTRING(file)->ptr, MY_BLOCK_SIZE,
GDBM_WRITER|flags, 0, MY_FATAL_FUNC);
if (!dbm)
dbm = gdbm_open(RSTRING(file)->ptr, MY_BLOCK_SIZE,
GDBM_READER|flags, 0, MY_FATAL_FUNC);
}
if (!dbm) {
if (mode == -1) return Qnil;
@ -992,13 +1001,12 @@ Init_gdbm()
rb_define_method(rb_cGDBM, "to_a", fgdbm_to_a, 0);
rb_define_method(rb_cGDBM, "to_hash", fgdbm_to_hash, 0);
/* flags for gdbm_opn() */
/*
rb_define_const(rb_cGDBM, "READER", INT2FIX(GDBM_READER));
rb_define_const(rb_cGDBM, "WRITER", INT2FIX(GDBM_WRITER));
rb_define_const(rb_cGDBM, "WRCREAT", INT2FIX(GDBM_WRCREAT));
rb_define_const(rb_cGDBM, "NEWDB", INT2FIX(GDBM_NEWDB));
*/
/* flags for gdbm_open() */
rb_define_const(rb_cGDBM, "READER", INT2FIX(GDBM_READER|RUBY_GDBM_RW_BIT));
rb_define_const(rb_cGDBM, "WRITER", INT2FIX(GDBM_WRITER|RUBY_GDBM_RW_BIT));
rb_define_const(rb_cGDBM, "WRCREAT", INT2FIX(GDBM_WRCREAT|RUBY_GDBM_RW_BIT));
rb_define_const(rb_cGDBM, "NEWDB", INT2FIX(GDBM_NEWDB|RUBY_GDBM_RW_BIT));
rb_define_const(rb_cGDBM, "FAST", INT2FIX(GDBM_FAST));
/* this flag is obsolete in gdbm 1.8.
On gdbm 1.8, fast mode is default behavior. */