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Author SHA1 Message Date
Roberto Ierusalimschy b7d5f18d71 api functions to manipulate upvalues do not need to check their 
arguments (the caller must check them before calling)
 2009-11-05 15:26:00 -02:00
Roberto Ierusalimschy 5598b2bc55 new functions to identify and join upvalues 2009-11-05 14:48:31 -02:00
Roberto Ierusalimschy 77077b39d5 comment explaining OP_VARARG was wrong (and corresponding code was not 
very clear)
 2009-10-28 10:20:07 -02:00
Roberto Ierusalimschy 5bc91c6405 no more one environment per thread: all threads share a single global 
environment
 2009-10-23 17:12:19 -02:00
Roberto Ierusalimschy f5073de0a7 'ipairs' goes until length of array instead of stopping at the first nil 2009-10-23 10:50:25 -02:00
Roberto Ierusalimschy f6ed285cf2 new hash for doubles based on frexp, to avoid low-level tricks 2009-10-23 10:31:12 -02:00
Roberto Ierusalimschy 1448e736f0 better documentation for constructor syntax 2009-10-14 13:43:11 -03:00
Roberto Ierusalimschy 6e415e9387 local function definition does not need to correct debug information 2009-10-13 16:35:42 -03:00
Roberto Ierusalimschy b114c99a60 two small bugs: 'debug.getinfo' did not consider negative indices as out 
of range + 'debug.[gs]etlocal' crash on tail calls
 2009-10-13 16:07:40 -03:00
Roberto Ierusalimschy 916587508c parser keeps list of active local variables in a single dynamic array, 
therefore saving C stack space
 2009-10-11 17:02:19 -03:00
Roberto Ierusalimschy a5382b763c new function lua_copy 2009-10-05 13:44:33 -03:00
Roberto Ierusalimschy ba21aa8b2b 'cpcall' must ensure correct environment for called function 2009-09-30 17:49:47 -03:00
Roberto Ierusalimschy d119cf3035 a few more instructions to testC (func2udata and getfield) 2009-09-30 17:49:25 -03:00
Roberto Ierusalimschy 0ac3d07ea6 first implementation of lexical environments 2009-09-30 12:38:37 -03:00
Roberto Ierusalimschy 5938212748 information about upvalues (where they come from) kept in Proto structure, 
instead of sequence of pseudo-opcodes after OP_CLOSURE
 2009-09-28 13:32:50 -03:00
Roberto Ierusalimschy 1829911d7c some operations may shrink g->totalbytes so g->estimate must be 
more flexible
 2009-09-28 10:50:34 -03:00
Roberto Ierusalimschy bed2cb725a initialize g->estimate (just in case) 2009-09-28 10:50:19 -03:00
Roberto Ierusalimschy ab75bd23ee handle extended opcodes (with OP_EXTRAARG) when checking metamethod 
calls
 2009-09-28 09:37:17 -03:00
Roberto Ierusalimschy cee94df6e0 function list in luaL_register may be NULL for an empty list 2009-09-28 09:36:40 -03:00
Roberto Ierusalimschy fcc46467fa limit of constants per function changed to 2^26 using extra arguments 
to opcodes LOADK, GETGLOBAL, and SETGLOBAL
 2009-09-23 17:33:05 -03:00
Roberto Ierusalimschy f8e354e240 detail (space between function name and its parameter list) 2009-09-23 17:14:00 -03:00
Roberto Ierusalimschy a650378822 'cpcall' reimplemented as a predefined value in the registry 2009-09-21 09:09:52 -03:00
Roberto Ierusalimschy 99182c6872 references must start after predefined values in the registry 2009-09-18 15:58:45 -03:00
Roberto Ierusalimschy 67cae2854c 'lua_mainthread' replaced by new preregistered value LUA_RIDX_MAINTHREAD 2009-09-17 15:04:21 -03:00
Roberto Ierusalimschy 0e45ffb8e4 first implementation of 'lua_yieldk' (yield with continuation) 2009-09-14 11:30:39 -03:00
Roberto Ierusalimschy 071e54ae0b extra facilities to testC: comments + commands print, callk and yield + 
Cfunc with extra upvalues
 2009-09-09 17:44:10 -03:00
Roberto Ierusalimschy a68494fb32 'debug.[gs]etupvalue' should be able to access C upvalues too 2009-09-09 17:32:19 -03:00
Roberto Ierusalimschy 4b44793dc5 "bug": lua_createtable with sizes changed (array <-> record) 2009-09-07 11:24:12 -03:00
Roberto Ierusalimschy 90e2a716c8 details + comments 2009-09-05 09:39:29 -03:00
Roberto Ierusalimschy d9fbbe1f23 "file:write" returns "file" in case of success 2009-09-01 16:10:48 -03:00
Roberto Ierusalimschy 4a714cebd1 API checks now have explanatory messages 2009-08-31 11:26:28 -03:00
Roberto Ierusalimschy 5b6be84106 ensures that argument 'mode' to 'io.open' matches "[rwa]%+?b?", to 
avoid passing invalid modes to 'fopen'.
 2009-08-28 10:51:57 -03:00
Roberto Ierusalimschy b2bb2f7f59 better machinery to test continuations in the C API 2009-08-26 14:41:26 -03:00
Roberto Ierusalimschy f096ab5421 correct way to check arguments to 'strftime' 2009-08-25 16:58:08 -03:00
Roberto Ierusalimschy 4e1ffc482a test for 'fs' being NULL at the end of 'close_func' is useless ('fs' 
cannot be NULl and the new ls->fs can only be NULL when the token
is EOS, in which case anchor_token has no effect).
 2009-08-10 17:41:04 -03:00
Roberto Ierusalimschy bc439e21cd avoid an unprotected call to 'lua_tostring' which theoretically may 
cause a panicked exit
 2009-08-10 13:23:19 -03:00
Roberto Ierusalimschy 1b4480003b "stange numbers" (-0 and NaN) also go to the constant table (as 
strings with their binary representation). Therefore, constant
folding may produce these results.
 2009-08-10 12:31:44 -03:00
Roberto Ierusalimschy 42167804b8 luaH_[gs]etnum renamed to luaH_[gs]etint (as they only accept integers, 
not generic numbers).
 2009-08-07 14:53:28 -03:00
Roberto Ierusalimschy 3135a6bbab luaH_[gs]etnum renamed to luaH_[gs]etint (as they only accept integers, 
not generic numbers)
 2009-08-07 13:17:41 -03:00
Roberto Ierusalimschy 95cbc402dc "But" -> "Bug" (misspelling) 2009-08-05 10:09:38 -03:00
Roberto Ierusalimschy decada8dc2 'debug.getfenv' does not check whether it has an argument 2009-08-04 15:51:19 -03:00
Roberto Ierusalimschy ee5d03b42a small bug: debug.getfenv should check whether it has an argument 2009-08-04 15:27:57 -03:00
Roberto Ierusalimschy 323f33d014 'collectgarbage"count"' returns a second argument with the count%1024. 2009-08-04 15:20:18 -03:00
Roberto Ierusalimschy 55dc7fb240 bug: stack must be cleared until its end (including extra size) + 
control of stack size moved to 'ldo.c'
 2009-07-16 13:26:09 -03:00
Roberto Ierusalimschy 11d7ba79f2 tail calls do not need to move whole new frame down, only its slice 
up to last parameter (the rest has not been used yet)
 2009-07-15 15:38:16 -03:00
Roberto Ierusalimschy bd5fa9cc8f new macro 'getproto' 2009-07-15 15:37:19 -03:00
Roberto Ierusalimschy 2658c94925 detail (comment: 'correspoding' -> 'corresponding') 2009-07-15 14:57:30 -03:00
Roberto Ierusalimschy 215885768c 'index2adr' -> 'index2addr' (correct spelling) 2009-07-15 14:57:03 -03:00
Roberto Ierusalimschy a5f68589c0 avoid using 'UNUSED' (not defined outside the kernel) 2009-07-15 14:49:48 -03:00
Roberto Ierusalimschy 28419c4383 'luaL_tolstring' uses 'lua_tolstring' instead of 'lua_tostring' and 
'lua_objlen'
 2009-07-15 14:47:34 -03:00
Roberto Ierusalimschy 5bff2aaf47 calls with LUA_MULTRET may leave no free slots in the stack 2009-07-15 14:35:20 -03:00
Roberto Ierusalimschy f76f4cb79d new way to control stack overflow, controling only total size of the stack 2009-07-15 14:26:14 -03:00
Roberto Ierusalimschy abb85fc059 new definition for 'luaD_checkstack' to avoid possible overflows 2009-07-08 13:06:51 -03:00
Roberto Ierusalimschy aabe3ddbf4 errors in 'resume' should be all protected 2009-07-08 13:06:07 -03:00
Roberto Ierusalimschy 0c258c8492 smart use of varargs may create functions that return too 
many arguments and overflow the stack of C functions.
 2009-07-02 16:57:34 -03:00
Roberto Ierusalimschy d57c9cdefc BUG: 'luaV_settable' may invalidate a reference to a table and try 
to reuse it.
 2009-07-01 18:10:33 -03:00
Roberto Ierusalimschy afb3f7e754 bug: 'luaV_settable' may invalidate a reference to a table and try 
to reuse it.
 2009-07-01 17:31:25 -03:00
Roberto Ierusalimschy 88564c3aec Standard library for bitwise operations 2009-07-01 13:17:08 -03:00
Roberto Ierusalimschy 3abe3da9fb new module 'lbitlib.c' for bitwise operations 2009-07-01 13:16:40 -03:00
Roberto Ierusalimschy eb8499c8e0 use of LUAI_UINT32 replaced by 'unsigned LUA_INT32' (one less 
definition needed)
 2009-07-01 13:14:15 -03:00
Roberto Ierusalimschy 47c562435b better error messages for luaL_checkversion 2009-06-19 11:21:57 -03:00
Roberto Ierusalimschy 02504d86d3 l_version may be local to 'lua_version' 2009-06-19 11:21:23 -03:00
Roberto Ierusalimschy 4a818f068a 'checkversion' implemented in the auxiliary library 2009-06-18 15:59:58 -03:00
Roberto Ierusalimschy 1d6ebce296 new function 'lua_version' (so that 'checkversion' can be implemented 
in the auxiliary library)
 2009-06-18 15:59:18 -03:00
Roberto Ierusalimschy bc3e02a1b7 default paths have dot option as the last one (to improve security) 2009-06-18 15:19:36 -03:00
Roberto Ierusalimschy f4eed60ca9 better treatment of integer formats in string.format 2009-06-18 13:51:03 -03:00
Roberto Ierusalimschy c1de1fdac6 small optimization in 'lua_arith' (avoids overhead in the common case 
of both arguments being numbers)
 2009-06-18 13:36:40 -03:00
Roberto Ierusalimschy a36c8e1718 new macro 'changenvalue' 2009-06-18 13:36:40 -03:00
Roberto Ierusalimschy d7872dcf91 small optimization (reorder of BinOpr enum to unify some cases 
in switches)
 2009-06-18 13:35:05 -03:00
Roberto Ierusalimschy 14115170bc lua_objlen should not work for numbers (according to the manual) 2009-06-17 15:38:54 -03:00
Roberto Ierusalimschy ec52149485 'lua_lessthan' replaced by more generic 'lua_compare' 2009-06-17 14:53:50 -03:00
Roberto Ierusalimschy 6980cb1aa7 new functions 'lua_arith' and 'lua_compare' 2009-06-17 14:53:14 -03:00
Roberto Ierusalimschy 59a59fafc6 exports luaV_arith to be used by lua_arith 2009-06-17 14:51:07 -03:00
Roberto Ierusalimschy 2bdd194f43 exports luaV_arith to be used by lua_arith + uses 'luaO_arith' to 
perform basic arith. operations
 2009-06-17 14:50:09 -03:00
Roberto Ierusalimschy 96fa34ec32 constant folding uses 'luaO_arith' to perform basic operations 2009-06-17 14:49:09 -03:00
Roberto Ierusalimschy 6a024df440 new function 'luaO_arith' to perform basic arithmetic operations 2009-06-17 14:48:34 -03:00
Roberto Ierusalimschy 77fd93188e 'lessequal' renamed 'luaV_lessequal' and exported to be used by 
'lua_compare'
 2009-06-17 13:17:14 -03:00
Roberto Ierusalimschy a21c89ddc8 new API function 'lua_mainthread' 2009-06-15 16:51:31 -03:00
Roberto Ierusalimschy 49b88b1c39 patch for wrong code generation for some particular boolean expressions 2009-06-15 11:12:59 -03:00
Roberto Ierusalimschy 3db5f60547 BUG: "(((1 or false) and true) or false)" gives wrong result 2009-06-15 10:52:08 -03:00
Roberto Ierusalimschy 2258ec6bc9 'getline' renamed to 'getfuncline' (to avoid problems with POSIX) 2009-06-10 13:57:53 -03:00
Roberto Ierusalimschy 2598138ece new function 'luaK_codek' (detail) 2009-06-10 13:52:03 -03:00
Roberto Ierusalimschy 4a67e48611 new macro 'condmovestack' instead of 'condhardstacktests' 2009-06-08 16:35:59 -03:00
Roberto Ierusalimschy 5cdec7d124 added "\n" at the end of 'package.config' (so that the string 
is a sequence of complete lines)
 2009-06-04 16:34:24 -03:00
Roberto Ierusalimschy 9423e22aa3 no more L->base + ci->base only for Lua functions (C functions may use 
'func')
 2009-06-01 16:09:26 -03:00
Roberto Ierusalimschy 57f8414de1 small bug in 'luaV_concat' (L->top was left incorrect in some cases) 2009-05-27 14:11:27 -03:00
Roberto Ierusalimschy 139d562861 type of 'luai_ctype_' array changed to unsigned (safer for bitwise 
operations)
 2009-05-27 13:51:15 -03:00
Roberto Ierusalimschy eea6d10866 details (use ci->base instead of L->base when possible) 2009-05-22 12:19:54 -03:00
Roberto Ierusalimschy 019ebcb85f errors in finalizers are propagated with code LUA_ERRGCMM (ERRor in 
__gc MetaMethod)
 2009-05-21 17:06:11 -03:00
Roberto Ierusalimschy 889284ebd0 hexadecimal escape sequences in strings + better error messages for 
bad decimal escape sequences
 2009-05-18 14:28:04 -03:00
Roberto Ierusalimschy 6956331093 new macro 'zungetc' 2009-05-18 14:26:25 -03:00
Roberto Ierusalimschy 92479f1a8b new property 'lisupper' (needed to compute values for hexa digits) 2009-05-18 14:15:14 -03:00
Roberto Ierusalimschy e67dc3a227 'symbexec' merged with 'getobjname' (as only use for symbolic execution 
now is to find a "good" name for an object)
 2009-05-04 15:26:21 -03:00
Roberto Ierusalimschy 0cc3add9f8 variable renaming: 'lualibs' -> 'loadedlibs'; 'luareqlibs' -> 
'preloadedlibs'
 2009-05-01 10:46:35 -03:00
Roberto Ierusalimschy 71c2eeff98 comments 2009-05-01 10:37:11 -03:00
Roberto Ierusalimschy d7bc346d7a no more code checking 2009-04-30 14:42:21 -03:00
Roberto Ierusalimschy 673c456cba resize string hash table only when new size is smaller than current one 2009-04-29 14:09:41 -03:00
Roberto Ierusalimschy ea44570883 hash table for strings is rehashed in place 2009-04-29 14:09:41 -03:00
Roberto Ierusalimschy e091a254df new way to GC stacks: the entire stack must be correct all the times; 
the 'dead' part of a stack (after the top) must have only nil's, so
that 'top' may go up without cleaning the stack.
 2009-04-28 16:04:36 -03:00
Roberto Ierusalimschy 58c3aa8b5f malicious zero-length string in binary code may segfault Lua + 
wrong code generation for some particular boolean expressions
 2009-04-27 17:11:11 -03:00