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

4
src/sqlite3/database.cr
View file

@ -14,7 +14,7 @@
class SQLite3::Database class SQLite3::Database
# Creates a new Database object that opens the given file. # Creates a new Database object that opens the given file.
def initialize(filename) 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 if code != 0
raise Exception.new(@db) raise Exception.new(@db)
end end
@ -23,7 +23,7 @@ class SQLite3::Database
# Allows for initialization with specific flags. Primary use case is to allow # Allows for initialization with specific flags. Primary use case is to allow
# for sqlite3 URI opening and in memory DB operations. # 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) code = LibSQLite3.open_v2(filename, out @db, flags, nil)
if code != 0 if code != 0
raise Exception.new(@db) 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 Statement = Void*
type SQLite3Backup = 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 enum Code
OKAY = 0 OKAY = 0
ROW = 100 ROW = 100
DONE = 101 DONE = 101
end end
alias Callback = (Void*, Int32, UInt8**, UInt8**) -> Int32 alias Callback = (Void*, Int32, UInt8**, UInt8**) -> Int32
fun open = sqlite3_open_v2(filename : UInt8*, db : SQLite3*) : 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 errcode = sqlite3_errcode(SQLite3) : Int32
fun errmsg = sqlite3_errmsg(SQLite3) : UInt8* fun errmsg = sqlite3_errmsg(SQLite3) : UInt8*
fun backup_init = sqlite3_backup_init(SQLite3, UInt8*, SQLite3, UInt8*) : SQLite3Backup fun backup_init = sqlite3_backup_init(SQLite3, UInt8*, SQLite3, UInt8*) : SQLite3Backup
fun backup_step = sqlite3_backup_step(SQLite3Backup, Int8): Code fun backup_step = sqlite3_backup_step(SQLite3Backup, Int8) : Code
fun backup_finish = sqlite3_backup_finish(SQLite3Backup): 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 prepare_v2 = sqlite3_prepare_v2(db : SQLite3, zSql : UInt8*, nByte : Int32, ppStmt : Statement*, pzTail : UInt8**) : Int32
fun step = sqlite3_step(stmt : Statement) : Int32 fun step = sqlite3_step(stmt : Statement) : Int32