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Seperate out LibSqlite3 enums as they do not change

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This allows LibSQLite3 to be changed without breaking
anyone's code
This commit is contained in:
Ben Jolitz 2016-03-16 17:17:56 -07:00
parent fa220a1c4c
commit c7260cd2cb
4 changed files with 31 additions and 32 deletions
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4
spec/database_spec.cr
View file

@ -40,8 +40,8 @@ describe Database do
db.execute "create table person (name string, age integer)"
db.execute "insert into person values (\"foo\", 10)"
in_memory_db = Database.new("file:memdb1?mode=memory&cache=shared",
LibSQLite3::Flag::URI | LibSQLite3::Flag::CREATE | LibSQLite3::Flag::READWRITE |
LibSQLite3::Flag::FULLMUTEX)
SQLite3::Flag::URI | SQLite3::Flag::CREATE | SQLite3::Flag::READWRITE |
SQLite3::Flag::FULLMUTEX)
source_rows = db.execute "select * from person"
db.dump(in_memory_db)

4
src/sqlite3/database.cr
View file

@ -14,7 +14,7 @@
class SQLite3::Database
# Creates a new Database object that opens the given file.
def initialize(filename)
code = LibSQLite3.open_v2(filename, out @db, (LibSQLite3::Flag::READWRITE | LibSQLite3::Flag::CREATE), nil)
code = LibSQLite3.open_v2(filename, out @db, (SQLite3::Flag::READWRITE | SQLite3::Flag::CREATE), nil)
if code != 0
raise Exception.new(@db)
end
@ -23,7 +23,7 @@ class SQLite3::Database
# Allows for initialization with specific flags. Primary use case is to allow
# for sqlite3 URI opening and in memory DB operations.
def initialize(filename, flags : LibSQLite3::Flag)
def initialize(filename, flags : SQLite3::Flag)
code = LibSQLite3.open_v2(filename, out @db, flags, nil)
if code != 0
raise Exception.new(@db)

22
src/sqlite3/flags.cr Normal file
View file

@ -0,0 +1,22 @@
enum SQLite3::Flag
READONLY = 0x00000001 # Ok for sqlite3_open_v2()
READWRITE = 0x00000002 # Ok for sqlite3_open_v2()
CREATE = 0x00000004 # Ok for sqlite3_open_v2()
DELETEONCLOSE = 0x00000008 # VFS only
EXCLUSIVE = 0x00000010 # VFS only
AUTOPROXY = 0x00000020 # VFS only
URI = 0x00000040 # Ok for sqlite3_open_v2()
MEMORY = 0x00000080 # Ok for sqlite3_open_v2()
MAIN_DB = 0x00000100 # VFS only
TEMP_DB = 0x00000200 # VFS only
TRANSIENT_DB = 0x00000400 # VFS only
MAIN_JOURNAL = 0x00000800 # VFS only
TEMP_JOURNAL = 0x00001000 # VFS only
SUBJOURNAL = 0x00002000 # VFS only
MASTER_JOURNAL = 0x00004000 # VFS only
NOMUTEX = 0x00008000 # Ok for sqlite3_open_v2()
FULLMUTEX = 0x00010000 # Ok for sqlite3_open_v2()
SHAREDCACHE = 0x00020000 # Ok for sqlite3_open_v2()
PRIVATECACHE = 0x00040000 # Ok for sqlite3_open_v2()
WAL = 0x00080000 # VFS only
end

33
src/sqlite3/lib_sqlite3.cr
View file

@ -6,46 +6,23 @@ lib LibSQLite3
type Statement = Void*
type SQLite3Backup = Void*
enum Flag
READONLY = 0x00000001 # Ok for sqlite3_open_v2()
READWRITE = 0x00000002 # Ok for sqlite3_open_v2()
CREATE = 0x00000004 # Ok for sqlite3_open_v2()
DELETEONCLOSE = 0x00000008 # VFS only
EXCLUSIVE = 0x00000010 # VFS only
AUTOPROXY = 0x00000020 # VFS only
URI = 0x00000040 # Ok for sqlite3_open_v2()
MEMORY = 0x00000080 # Ok for sqlite3_open_v2()
MAIN_DB = 0x00000100 # VFS only
TEMP_DB = 0x00000200 # VFS only
TRANSIENT_DB = 0x00000400 # VFS only
MAIN_JOURNAL = 0x00000800 # VFS only
TEMP_JOURNAL = 0x00001000 # VFS only
SUBJOURNAL = 0x00002000 # VFS only
MASTER_JOURNAL = 0x00004000 # VFS only
NOMUTEX = 0x00008000 # Ok for sqlite3_open_v2()
FULLMUTEX = 0x00010000 # Ok for sqlite3_open_v2()
SHAREDCACHE = 0x00020000 # Ok for sqlite3_open_v2()
PRIVATECACHE = 0x00040000 # Ok for sqlite3_open_v2()
WAL = 0x00080000 # VFS only
end
enum Code
OKAY = 0
ROW = 100
OKAY = 0
ROW = 100
DONE = 101
end
alias Callback = (Void*, Int32, UInt8**, UInt8**) -> Int32
fun open = sqlite3_open_v2(filename : UInt8*, db : SQLite3*) : Int32
fun open_v2 = sqlite3_open_v2(filename : UInt8*, db : SQLite3*, flags: Flag, zVfs : UInt8*) : Int32
fun open_v2 = sqlite3_open_v2(filename : UInt8*, db : SQLite3*, flags : SQLite3::Flag, zVfs : UInt8*) : Int32
fun errcode = sqlite3_errcode(SQLite3) : Int32
fun errmsg = sqlite3_errmsg(SQLite3) : UInt8*
fun backup_init = sqlite3_backup_init(SQLite3, UInt8*, SQLite3, UInt8*) : SQLite3Backup
fun backup_step = sqlite3_backup_step(SQLite3Backup, Int8): Code
fun backup_finish = sqlite3_backup_finish(SQLite3Backup): Code
fun backup_step = sqlite3_backup_step(SQLite3Backup, Int8) : Code
fun backup_finish = sqlite3_backup_finish(SQLite3Backup) : Code
fun prepare_v2 = sqlite3_prepare_v2(db : SQLite3, zSql : UInt8*, nByte : Int32, ppStmt : Statement*, pzTail : UInt8**) : Int32
fun step = sqlite3_step(stmt : Statement) : Int32