diff options
Diffstat (limited to 'ruby_1_8_5/ext/gdbm/gdbm.c')
| -rw-r--r-- | ruby_1_8_5/ext/gdbm/gdbm.c | 1022 |
1 files changed, 0 insertions, 1022 deletions
diff --git a/ruby_1_8_5/ext/gdbm/gdbm.c b/ruby_1_8_5/ext/gdbm/gdbm.c deleted file mode 100644 index 691d512460..0000000000 --- a/ruby_1_8_5/ext/gdbm/gdbm.c +++ /dev/null @@ -1,1022 +0,0 @@ -/************************************************ - - gdbm.c - - - $Author: usa $ - $Date: 2005/06/20 07:53:20 $ - modified at: Mon Jan 24 15:59:52 JST 1994 - -************************************************/ - -#include "ruby.h" - -#include <gdbm.h> -#include <fcntl.h> -#include <errno.h> - -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 -rb_gdbm_fatal(msg) - char *msg; -{ - rb_raise(rb_eGDBMFatalError, msg); -} - -struct dbmdata { - int di_size; - GDBM_FILE di_dbm; -}; - -static void -closed_dbm() -{ - rb_raise(rb_eRuntimeError, "closed GDBM file"); -} - -#define GetDBM(obj, dbmp) do {\ - Data_Get_Struct(obj, struct dbmdata, dbmp);\ - if (dbmp == 0) closed_dbm();\ - if (dbmp->di_dbm == 0) closed_dbm();\ -} while (0) - -#define GetDBM2(obj, data, dbm) {\ - GetDBM(obj, data);\ - (dbm) = dbmp->di_dbm;\ -} - -static void -free_dbm(dbmp) - struct dbmdata *dbmp; -{ - if (dbmp) { - if (dbmp->di_dbm) gdbm_close(dbmp->di_dbm); - free(dbmp); - } -} - -static VALUE -fgdbm_close(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - - GetDBM(obj, dbmp); - gdbm_close(dbmp->di_dbm); - dbmp->di_dbm = 0; - - return Qnil; -} - -static VALUE -fgdbm_closed(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - - Data_Get_Struct(obj, struct dbmdata, dbmp); - if (dbmp == 0) - return Qtrue; - if (dbmp->di_dbm == 0) - return Qtrue; - - return Qfalse; -} - -static VALUE fgdbm_s_alloc _((VALUE)); - -static VALUE -fgdbm_s_alloc(klass) - VALUE klass; -{ - return Data_Wrap_Struct(klass, 0, free_dbm, 0); -} - -static VALUE -fgdbm_initialize(argc, argv, obj) - int argc; - VALUE *argv; - VALUE obj; -{ - VALUE file, vmode, vflags; - GDBM_FILE dbm; - struct dbmdata *dbmp; - int mode, flags = 0; - - if (rb_scan_args(argc, argv, "12", &file, &vmode, &vflags) == 1) { - mode = 0666; /* default value */ - } - else if (NIL_P(vmode)) { - mode = -1; /* return nil if DB not exist */ - } - else { - mode = NUM2INT(vmode); - } - - if (!NIL_P(vflags)) - flags = NUM2INT(vflags); - - SafeStringValue(file); - - if (flags & RUBY_GDBM_RW_BIT) { - flags &= ~RUBY_GDBM_RW_BIT; - dbm = gdbm_open(RSTRING(file)->ptr, MY_BLOCK_SIZE, - 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; - - if (gdbm_errno == GDBM_FILE_OPEN_ERROR || - gdbm_errno == GDBM_CANT_BE_READER || - gdbm_errno == GDBM_CANT_BE_WRITER) - rb_sys_fail(RSTRING(file)->ptr); - else - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - - dbmp = ALLOC(struct dbmdata); - free_dbm(DATA_PTR(obj)); - DATA_PTR(obj) = dbmp; - dbmp->di_dbm = dbm; - dbmp->di_size = -1; - - return obj; -} - -static VALUE -fgdbm_s_open(argc, argv, klass) - int argc; - VALUE *argv; - VALUE klass; -{ - VALUE obj = Data_Wrap_Struct(klass, 0, free_dbm, 0); - - if (NIL_P(fgdbm_initialize(argc, argv, obj))) { - return Qnil; - } - - if (rb_block_given_p()) { - return rb_ensure(rb_yield, obj, fgdbm_close, obj); - } - - return obj; -} - -static VALUE -rb_gdbm_fetch(dbm, key) - GDBM_FILE dbm; - datum key; -{ - datum val; - VALUE str; - - val = gdbm_fetch(dbm, key); - if (val.dptr == 0) - return Qnil; - - str = rb_obj_alloc(rb_cString); - RSTRING(str)->len = val.dsize; - RSTRING(str)->aux.capa = val.dsize; - RSTRING(str)->ptr = REALLOC_N(val.dptr,char,val.dsize+1); - RSTRING(str)->ptr[val.dsize] = '\0'; - - OBJ_TAINT(str); - return (VALUE)str; -} - -static VALUE -rb_gdbm_fetch2(dbm, keystr) - GDBM_FILE dbm; - VALUE keystr; -{ - datum key; - - StringValue(keystr); - key.dptr = RSTRING(keystr)->ptr; - key.dsize = RSTRING(keystr)->len; - - return rb_gdbm_fetch(dbm, key); -} - -static VALUE -rb_gdbm_fetch3(obj, keystr) - VALUE obj, keystr; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - - GetDBM2(obj, dbmp, dbm); - return rb_gdbm_fetch2(dbm, keystr); -} - -static VALUE -rb_gdbm_firstkey(dbm) - GDBM_FILE dbm; -{ - datum key; - VALUE str; - - key = gdbm_firstkey(dbm); - if (key.dptr == 0) - return Qnil; - - str = rb_obj_alloc(rb_cString); - RSTRING(str)->len = key.dsize; - RSTRING(str)->aux.capa = key.dsize; - RSTRING(str)->ptr = REALLOC_N(key.dptr,char,key.dsize+1); - RSTRING(str)->ptr[RSTRING(str)->len] = '\0'; - - OBJ_TAINT(str); - return str; -} - -static VALUE -rb_gdbm_nextkey(dbm, keystr) - GDBM_FILE dbm; - VALUE keystr; -{ - datum key, key2; - VALUE str; - - key.dptr = RSTRING(keystr)->ptr; - key.dsize = RSTRING(keystr)->len; - key2 = gdbm_nextkey(dbm, key); - if (key2.dptr == 0) - return Qnil; - - str = rb_obj_alloc(rb_cString); - RSTRING(str)->len = key2.dsize; - RSTRING(str)->aux.capa = key2.dsize; - RSTRING(str)->ptr = REALLOC_N(key2.dptr,char,key2.dsize+1); - RSTRING(str)->ptr[RSTRING(str)->len] = '\0'; - - OBJ_TAINT(str); - return str; -} - -static VALUE -fgdbm_fetch(obj, keystr, ifnone) - VALUE obj, keystr, ifnone; -{ - VALUE valstr; - - valstr = rb_gdbm_fetch3(obj, keystr); - if (NIL_P(valstr)) { - if (ifnone == Qnil && rb_block_given_p()) - return rb_yield(keystr); - return ifnone; - } - return valstr; -} - -static VALUE -fgdbm_aref(obj, keystr) - VALUE obj, keystr; -{ - return rb_gdbm_fetch3(obj, keystr); -} - -static VALUE -fgdbm_fetch_m(argc, argv, obj) - int argc; - VALUE *argv; - VALUE obj; -{ - VALUE keystr, valstr, ifnone; - - rb_scan_args(argc, argv, "11", &keystr, &ifnone); - valstr = fgdbm_fetch(obj, keystr, ifnone); - if (argc == 1 && !rb_block_given_p() && NIL_P(valstr)) - rb_raise(rb_eIndexError, "key not found"); - - return valstr; -} - -static VALUE -fgdbm_index(obj, valstr) - VALUE obj, valstr; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, valstr2; - - StringValue(valstr); - GetDBM2(obj, dbmp, dbm); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - valstr2 = rb_gdbm_fetch2(dbm, keystr); - if (!NIL_P(valstr2) && - RSTRING(valstr)->len == RSTRING(valstr2)->len && - memcmp(RSTRING(valstr)->ptr, RSTRING(valstr2)->ptr, - RSTRING(valstr)->len) == 0) { - return keystr; - } - } - return Qnil; -} - -static VALUE -fgdbm_indexes(argc, argv, obj) - int argc; - VALUE *argv; - VALUE obj; -{ - VALUE new; - int i; - - new = rb_ary_new2(argc); - for (i=0; i<argc; i++) { - rb_ary_push(new, rb_gdbm_fetch3(obj, argv[i])); - } - - return new; -} - -static VALUE -fgdbm_select(argc, argv, obj) - int argc; - VALUE *argv; - VALUE obj; -{ - VALUE new = rb_ary_new2(argc); - int i; - - if (rb_block_given_p()) { - GDBM_FILE dbm; - struct dbmdata *dbmp; - VALUE keystr; - - if (argc > 0) { - rb_raise(rb_eArgError, "wrong number arguments(%d for 0)", argc); - } - GetDBM2(obj, dbmp, dbm); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - VALUE assoc = rb_assoc_new(keystr, rb_gdbm_fetch2(dbm, keystr)); - VALUE v = rb_yield(assoc); - - if (RTEST(v)) { - rb_ary_push(new, assoc); - } - GetDBM2(obj, dbmp, dbm); - } - } - else { - rb_warn("GDBM#select(index..) is deprecated; use GDBM#values_at"); - - for (i=0; i<argc; i++) { - rb_ary_push(new, rb_gdbm_fetch3(obj, argv[i])); - } - } - - return new; -} - -static VALUE -fgdbm_values_at(argc, argv, obj) - int argc; - VALUE *argv; - VALUE obj; -{ - VALUE new = rb_ary_new2(argc); - int i; - - for (i=0; i<argc; i++) { - rb_ary_push(new, rb_gdbm_fetch3(obj, argv[i])); - } - - return new; -} - -static void -rb_gdbm_modify(obj) - VALUE obj; -{ - rb_secure(4); - if (OBJ_FROZEN(obj)) rb_error_frozen("GDBM"); -} - -static VALUE -rb_gdbm_delete(obj, keystr) - VALUE obj, keystr; -{ - datum key; - struct dbmdata *dbmp; - GDBM_FILE dbm; - - rb_gdbm_modify(obj); - StringValue(keystr); - key.dptr = RSTRING(keystr)->ptr; - key.dsize = RSTRING(keystr)->len; - - GetDBM2(obj, dbmp, dbm); - if (!gdbm_exists(dbm, key)) { - return Qnil; - } - - if (gdbm_delete(dbm, key)) { - dbmp->di_size = -1; - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - else if (dbmp->di_size >= 0) { - dbmp->di_size--; - } - return obj; -} - -static VALUE -fgdbm_delete(obj, keystr) - VALUE obj, keystr; -{ - VALUE valstr; - - valstr = fgdbm_fetch(obj, keystr, Qnil); - rb_gdbm_delete(obj, keystr); - return valstr; -} - -static VALUE -fgdbm_shift(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, valstr; - - rb_gdbm_modify(obj); - GetDBM2(obj, dbmp, dbm); - keystr = rb_gdbm_firstkey(dbm); - if (NIL_P(keystr)) return Qnil; - valstr = rb_gdbm_fetch2(dbm, keystr); - rb_gdbm_delete(obj, keystr); - - return rb_assoc_new(keystr, valstr); -} - -static VALUE -fgdbm_delete_if(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, valstr; - VALUE ret, ary = rb_ary_new(); - int i, status = 0, n; - - rb_gdbm_modify(obj); - GetDBM2(obj, dbmp, dbm); - n = dbmp->di_size; - dbmp->di_size = -1; - - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - valstr = rb_gdbm_fetch2(dbm, keystr); - ret = rb_protect(rb_yield, rb_assoc_new(keystr, valstr), &status); - if (status != 0) break; - if (RTEST(ret)) rb_ary_push(ary, keystr); - GetDBM2(obj, dbmp, dbm); - } - - for (i = 0; i < RARRAY(ary)->len; i++) - rb_gdbm_delete(obj, RARRAY(ary)->ptr[i]); - if (status) rb_jump_tag(status); - if (n > 0) dbmp->di_size = n - RARRAY(ary)->len; - - return obj; -} - -static VALUE -fgdbm_clear(obj) - VALUE obj; -{ - datum key, nextkey; - struct dbmdata *dbmp; - GDBM_FILE dbm; - - rb_gdbm_modify(obj); - GetDBM2(obj, dbmp, dbm); - dbmp->di_size = -1; - -#if 0 - while (key = gdbm_firstkey(dbm), key.dptr) { - if (gdbm_delete(dbm, key)) { - free(key.dptr); - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - free(key.dptr); - } -#else - while (key = gdbm_firstkey(dbm), key.dptr) { - for (; key.dptr; key = nextkey) { - nextkey = gdbm_nextkey(dbm, key); - if (gdbm_delete(dbm, key)) { - free(key.dptr); - if (nextkey.dptr) free(nextkey.dptr); - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - free(key.dptr); - } - } -#endif - dbmp->di_size = 0; - - return obj; -} - -static VALUE -fgdbm_invert(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, valstr; - VALUE hash = rb_hash_new(); - - GetDBM2(obj, dbmp, dbm); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - valstr = rb_gdbm_fetch2(dbm, keystr); - - rb_hash_aset(hash, valstr, keystr); - } - return hash; -} - -static VALUE each_pair _((VALUE)); - -static VALUE -each_pair(obj) - VALUE obj; -{ - return rb_funcall(obj, rb_intern("each_pair"), 0, 0); -} - -static VALUE fgdbm_store _((VALUE,VALUE,VALUE)); - -static VALUE -update_i(pair, dbm) - VALUE pair, dbm; -{ - Check_Type(pair, T_ARRAY); - if (RARRAY(pair)->len < 2) { - rb_raise(rb_eArgError, "pair must be [key, value]"); - } - fgdbm_store(dbm, RARRAY(pair)->ptr[0], RARRAY(pair)->ptr[1]); - return Qnil; -} - -static VALUE -fgdbm_update(obj, other) - VALUE obj, other; -{ - rb_iterate(each_pair, other, update_i, obj); - return obj; -} - -static VALUE -fgdbm_replace(obj, other) - VALUE obj, other; -{ - fgdbm_clear(obj); - rb_iterate(each_pair, other, update_i, obj); - return obj; -} - -static VALUE -fgdbm_store(obj, keystr, valstr) - VALUE obj, keystr, valstr; -{ - datum key, val; - struct dbmdata *dbmp; - GDBM_FILE dbm; - - rb_gdbm_modify(obj); - StringValue(keystr); - StringValue(valstr); - - key.dptr = RSTRING(keystr)->ptr; - key.dsize = RSTRING(keystr)->len; - - val.dptr = RSTRING(valstr)->ptr; - val.dsize = RSTRING(valstr)->len; - - GetDBM2(obj, dbmp, dbm); - dbmp->di_size = -1; - if (gdbm_store(dbm, key, val, GDBM_REPLACE)) { - if (errno == EPERM) rb_sys_fail(0); - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - - return valstr; -} - -static VALUE -fgdbm_length(obj) - VALUE obj; -{ - datum key, nextkey; - struct dbmdata *dbmp; - GDBM_FILE dbm; - int i = 0; - - GetDBM2(obj, dbmp, dbm); - if (dbmp->di_size > 0) return INT2FIX(dbmp->di_size); - - for (key = gdbm_firstkey(dbm); key.dptr; key = nextkey) { - nextkey = gdbm_nextkey(dbm, key); - free(key.dptr); - i++; - } - dbmp->di_size = i; - - return INT2FIX(i); -} - -static VALUE -fgdbm_empty_p(obj) - VALUE obj; -{ - datum key; - struct dbmdata *dbmp; - GDBM_FILE dbm; - - GetDBM(obj, dbmp); - if (dbmp->di_size < 0) { - dbm = dbmp->di_dbm; - - key = gdbm_firstkey(dbm); - if (key.dptr) { - free(key.dptr); - return Qfalse; - } - return Qtrue; - } - - if (dbmp->di_size == 0) return Qtrue; - return Qfalse; -} - -static VALUE -fgdbm_each_value(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr; - - GetDBM2(obj, dbmp, dbm); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - rb_yield(rb_gdbm_fetch2(dbm, keystr)); - GetDBM2(obj, dbmp, dbm); - } - return obj; -} - -static VALUE -fgdbm_each_key(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr; - - GetDBM2(obj, dbmp, dbm); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - rb_yield(keystr); - GetDBM2(obj, dbmp, dbm); - } - return obj; -} - -static VALUE -fgdbm_each_pair(obj) - VALUE obj; -{ - GDBM_FILE dbm; - struct dbmdata *dbmp; - VALUE keystr; - - GetDBM2(obj, dbmp, dbm); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - rb_yield(rb_assoc_new(keystr, rb_gdbm_fetch2(dbm, keystr))); - GetDBM2(obj, dbmp, dbm); - } - - return obj; -} - -static VALUE -fgdbm_keys(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, ary; - - GetDBM2(obj, dbmp, dbm); - ary = rb_ary_new(); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - rb_ary_push(ary, keystr); - } - - return ary; -} - -static VALUE -fgdbm_values(obj) - VALUE obj; -{ - datum key, nextkey; - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE valstr, ary; - - GetDBM2(obj, dbmp, dbm); - ary = rb_ary_new(); - for (key = gdbm_firstkey(dbm); key.dptr; key = nextkey) { - nextkey = gdbm_nextkey(dbm, key); - valstr = rb_gdbm_fetch(dbm, key); - free(key.dptr); - rb_ary_push(ary, valstr); - } - - return ary; -} - -static VALUE -fgdbm_has_key(obj, keystr) - VALUE obj, keystr; -{ - datum key; - struct dbmdata *dbmp; - GDBM_FILE dbm; - - StringValue(keystr); - key.dptr = RSTRING(keystr)->ptr; - key.dsize = RSTRING(keystr)->len; - - GetDBM2(obj, dbmp, dbm); - if (gdbm_exists(dbm, key)) - return Qtrue; - return Qfalse; -} - -static VALUE -fgdbm_has_value(obj, valstr) - VALUE obj, valstr; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, valstr2; - - StringValue(valstr); - GetDBM2(obj, dbmp, dbm); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - valstr2 = rb_gdbm_fetch2(dbm, keystr); - - if (!NIL_P(valstr2) && - RSTRING(valstr)->len == RSTRING(valstr2)->len && - memcmp(RSTRING(valstr)->ptr, RSTRING(valstr2)->ptr, - RSTRING(valstr)->len) == 0) { - return Qtrue; - } - } - return Qfalse; -} - -static VALUE -fgdbm_to_a(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, ary; - - GetDBM2(obj, dbmp, dbm); - ary = rb_ary_new(); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - rb_ary_push(ary, rb_assoc_new(keystr, rb_gdbm_fetch2(dbm, keystr))); - } - - return ary; -} - -static VALUE -fgdbm_reorganize(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - - rb_gdbm_modify(obj); - GetDBM2(obj, dbmp, dbm); - gdbm_reorganize(dbm); - return obj; -} - -static VALUE -fgdbm_sync(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - - rb_gdbm_modify(obj); - GetDBM2(obj, dbmp, dbm); - gdbm_sync(dbm); - return obj; -} - -static VALUE -fgdbm_set_cachesize(obj, val) - VALUE obj, val; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - int optval; - - GetDBM2(obj, dbmp, dbm); - optval = FIX2INT(val); - if (gdbm_setopt(dbm, GDBM_CACHESIZE, &optval, sizeof(optval)) == -1) { - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - return val; -} - -static VALUE -fgdbm_set_fastmode(obj, val) - VALUE obj, val; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - int optval; - - GetDBM2(obj, dbmp, dbm); - optval = 0; - if (RTEST(val)) - optval = 1; - - if (gdbm_setopt(dbm, GDBM_FASTMODE, &optval, sizeof(optval)) == -1) { - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - return val; -} - -static VALUE -fgdbm_set_syncmode(obj, val) - VALUE obj, val; -{ -#if !defined(GDBM_SYNCMODE) - fgdbm_set_fastmode(obj, RTEST(val) ? Qfalse : Qtrue); - return val; -#else - struct dbmdata *dbmp; - GDBM_FILE dbm; - int optval; - - GetDBM2(obj, dbmp, dbm); - optval = 0; - if (RTEST(val)) - optval = 1; - - if (gdbm_setopt(dbm, GDBM_FASTMODE, &optval, sizeof(optval)) == -1) { - rb_raise(rb_eGDBMError, "%s", gdbm_strerror(gdbm_errno)); - } - return val; -#endif -} - -static VALUE -fgdbm_to_hash(obj) - VALUE obj; -{ - struct dbmdata *dbmp; - GDBM_FILE dbm; - VALUE keystr, hash; - - GetDBM2(obj, dbmp, dbm); - hash = rb_hash_new(); - for (keystr = rb_gdbm_firstkey(dbm); RTEST(keystr); - keystr = rb_gdbm_nextkey(dbm, keystr)) { - - rb_hash_aset(hash, keystr, rb_gdbm_fetch2(dbm, keystr)); - } - - return hash; -} - -static VALUE -fgdbm_reject(obj) - VALUE obj; -{ - return rb_hash_delete_if(fgdbm_to_hash(obj)); -} - -void -Init_gdbm() -{ - rb_cGDBM = rb_define_class("GDBM", rb_cObject); - rb_eGDBMError = rb_define_class("GDBMError", rb_eStandardError); - rb_eGDBMFatalError = rb_define_class("GDBMFatalError", rb_eException); - rb_include_module(rb_cGDBM, rb_mEnumerable); - - rb_define_alloc_func(rb_cGDBM, fgdbm_s_alloc); - rb_define_singleton_method(rb_cGDBM, "open", fgdbm_s_open, -1); - - rb_define_method(rb_cGDBM, "initialize", fgdbm_initialize, -1); - rb_define_method(rb_cGDBM, "close", fgdbm_close, 0); - rb_define_method(rb_cGDBM, "closed?", fgdbm_closed, 0); - rb_define_method(rb_cGDBM, "[]", fgdbm_aref, 1); - rb_define_method(rb_cGDBM, "fetch", fgdbm_fetch_m, -1); - rb_define_method(rb_cGDBM, "[]=", fgdbm_store, 2); - rb_define_method(rb_cGDBM, "store", fgdbm_store, 2); - rb_define_method(rb_cGDBM, "index", fgdbm_index, 1); - rb_define_method(rb_cGDBM, "indexes", fgdbm_indexes, -1); - rb_define_method(rb_cGDBM, "indices", fgdbm_indexes, -1); - rb_define_method(rb_cGDBM, "select", fgdbm_select, -1); - rb_define_method(rb_cGDBM, "values_at", fgdbm_values_at, -1); - rb_define_method(rb_cGDBM, "length", fgdbm_length, 0); - rb_define_method(rb_cGDBM, "size", fgdbm_length, 0); - rb_define_method(rb_cGDBM, "empty?", fgdbm_empty_p, 0); - rb_define_method(rb_cGDBM, "each", fgdbm_each_pair, 0); - rb_define_method(rb_cGDBM, "each_value", fgdbm_each_value, 0); - rb_define_method(rb_cGDBM, "each_key", fgdbm_each_key, 0); - rb_define_method(rb_cGDBM, "each_pair", fgdbm_each_pair, 0); - rb_define_method(rb_cGDBM, "keys", fgdbm_keys, 0); - rb_define_method(rb_cGDBM, "values", fgdbm_values, 0); - rb_define_method(rb_cGDBM, "shift", fgdbm_shift, 0); - rb_define_method(rb_cGDBM, "delete", fgdbm_delete, 1); - rb_define_method(rb_cGDBM, "delete_if", fgdbm_delete_if, 0); - rb_define_method(rb_cGDBM, "reject!", fgdbm_delete_if, 0); - rb_define_method(rb_cGDBM, "reject", fgdbm_reject, 0); - rb_define_method(rb_cGDBM, "clear", fgdbm_clear, 0); - rb_define_method(rb_cGDBM,"invert", fgdbm_invert, 0); - rb_define_method(rb_cGDBM,"update", fgdbm_update, 1); - rb_define_method(rb_cGDBM,"replace", fgdbm_replace, 1); - rb_define_method(rb_cGDBM,"reorganize", fgdbm_reorganize, 0); - rb_define_method(rb_cGDBM,"sync", fgdbm_sync, 0); - /* rb_define_method(rb_cGDBM,"setopt", fgdbm_setopt, 2); */ - rb_define_method(rb_cGDBM,"cachesize=", fgdbm_set_cachesize, 1); - rb_define_method(rb_cGDBM,"fastmode=", fgdbm_set_fastmode, 1); - rb_define_method(rb_cGDBM,"syncmode=", fgdbm_set_syncmode, 1); - - rb_define_method(rb_cGDBM, "include?", fgdbm_has_key, 1); - rb_define_method(rb_cGDBM, "has_key?", fgdbm_has_key, 1); - rb_define_method(rb_cGDBM, "member?", fgdbm_has_key, 1); - rb_define_method(rb_cGDBM, "has_value?", fgdbm_has_value, 1); - rb_define_method(rb_cGDBM, "key?", fgdbm_has_key, 1); - rb_define_method(rb_cGDBM, "value?", fgdbm_has_value, 1); - - 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_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. */ - - /* gdbm version 1.8 specific */ -#if defined(GDBM_SYNC) - rb_define_const(rb_cGDBM, "SYNC", INT2FIX(GDBM_SYNC)); -#endif -#if defined(GDBM_NOLOCK) - rb_define_const(rb_cGDBM, "NOLOCK", INT2FIX(GDBM_NOLOCK)); -#endif - rb_define_const(rb_cGDBM, "VERSION", rb_str_new2(gdbm_version)); -} |