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Author SHA1 Message Date
Roberto Ierusalimschy b074306267 bug. "fgets" reads n-1 chars. 1995-10-11 17:50:56 -03:00
Roberto Ierusalimschy 3c75b75516 new module "func", for GC of functions, 
and new "defines" for configuration setup.
 1995-10-09 15:51:49 -03:00
Roberto Ierusalimschy 36a7fda014 bug: stack overflow error must leave space on the stack for error function. 1995-10-09 15:45:59 -03:00
Roberto Ierusalimschy 1bb3fb73cc fallback table now has number of parameters and results of each 
fallback. This information is used by opcode.c, when calling a fallback.
 1995-10-09 10:14:29 -03:00
Roberto Ierusalimschy 7e01348658 "docall" now assumes that called function is always on the stack, just 
below "base". That gives more regularity for the stack shape, and
prevents fallbacks of being garbage collected if they are redefined
during execution.
 1995-10-09 10:10:20 -03:00
Roberto Ierusalimschy 28b3017baf lua function "type" now returns the string "function" both for lua 
functions and c functions.
 1995-10-09 10:06:20 -03:00
Roberto Ierusalimschy ae808860ae new functions: "ascii" and "int2str", 
small "re-engineering" on parameter checking.
 1995-10-09 09:49:21 -03:00
Roberto Ierusalimschy a47e8c7dd0 small "re-engineering" on parameter checking. 
correction of function "atan2".
 1995-10-09 09:48:38 -03:00
Roberto Ierusalimschy 79ce619876 new command line options: -v to print Copyright message, and 
- to read stdin.
 1995-10-06 11:11:40 -03:00
Roberto Ierusalimschy 233f0b0cc7 definitions for Copyright and version notices 1995-10-06 11:11:10 -03:00
Roberto Ierusalimschy 025589f772 nova forma de comentarios: de '#' ate' fim de linha (para uso de lua 
como shell)
 1995-10-06 10:10:53 -03:00
Roberto Ierusalimschy 68f337dfa6 Garbage collection of functions + header structure for functions 1995-10-04 14:13:02 -03:00
Roberto Ierusalimschy f132ac03bc Module to manipulate function headers. 1995-10-04 11:20:26 -03:00
Roberto Ierusalimschy ec785a1d65 new option for "writeto" and "readfrom", to allow piped I/O on 
machines that support it.
 1995-10-04 10:53:10 -03:00
Roberto Ierusalimschy e0621e6115 new function "atan2". 1995-10-04 10:52:09 -03:00
Roberto Ierusalimschy 38411aa102 small correction to avoid problems with DOS/Windows 1995-10-03 15:06:10 -03:00
Roberto Ierusalimschy 3ec4f4eb86 small corrections to avoid warnings. 1995-10-02 14:03:33 -03:00
Roberto Ierusalimschy 367139c6d9 buffer for literals now grows dynamically, allowing big programs between [[ and ]]. 1995-09-15 17:48:26 -03:00
Roberto Ierusalimschy 457bac94ce small corrections to avoid uninitialized global variables. 1995-09-15 17:47:53 -03:00
Roberto Ierusalimschy bcf46ee83b new syntax for strings: [[ ... ]]. Still in tests, 
since the code does not check buffer overflow.
 1995-07-06 14:47:08 -03:00
Roberto Ierusalimschy 97b2fd1ba1 syntax for {...;...} is more flexible now. 1995-06-08 16:47:28 -03:00
Roberto Ierusalimschy ec79f25286 new lua function "getstack"; new interface to function luaI_reportbug. 1995-05-16 14:23:58 -03:00
Roberto Ierusalimschy 18ea2eff80 calls to "lua_reportbug" changed to "lua_error", since 
"lua_reportbug" is only an internal function to build debug information
 1995-05-02 15:43:03 -03:00
Roberto Ierusalimschy 36b6fdda83 function "type" now returns a second result: the tag of the type, 
so lua can discriminate different kinds of user data.
 1995-03-17 17:42:20 -03:00
Roberto Ierusalimschy 2043a0ca30 adjust checks if stack has enough space 1995-02-10 10:51:29 -02:00
Roberto Ierusalimschy 2d053126e6 new function for copy strings (strdup is not ANSI) 1995-02-06 17:37:51 -02:00
Roberto Ierusalimschy 3203460c9e better approximation for PI 1995-02-06 17:36:43 -02:00
Roberto Ierusalimschy bb00cd66a7 function "stat" needs "sys/types.h" 1995-02-06 17:36:13 -02:00
Roberto Ierusalimschy 7c342c488e header "stdlib.h" was missing (gcc does not warn that) 1995-02-06 17:35:09 -02:00
Roberto Ierusalimschy b36cd823b1 header "string.h" was missing (gcc does not warn that) 1995-02-06 17:34:03 -02:00
Roberto Ierusalimschy cda444d7f4 type names changed to avoid clashes 1995-02-06 17:32:43 -02:00
Roberto Ierusalimschy dd28b830e9 a null lua_Object is LUA_NOOBJECT, not NULL. 1995-02-02 18:05:37 -02:00
Roberto Ierusalimschy 572ee14b52 use yacc++ instead of yacc. 1995-02-02 17:04:16 -02:00
Roberto Ierusalimschy 6198626138 libs should not use Lua internal functions (like mem.h). 
a null lua_Object is LUA_NOOBJECT, not NULL.
 1995-02-02 16:54:58 -02:00
Roberto Ierusalimschy f4591397da strdup is done via mem.c to control its memory allocation 1995-01-14 13:40:26 -02:00
Roberto Ierusalimschy 8faf4d1de2 control of garbage collection is done with Longs, as there can be 
more than WORD objects to collect.
 1995-01-12 12:19:04 -02:00
Roberto Ierusalimschy 53c0a0f43c function 'strfind' now has two optional parameters, to specify where 
to start and stop the search.
 1995-01-06 18:31:10 -02:00
Roberto Ierusalimschy ad97e9ccbc small bug in fallback for power operator 1995-01-04 16:49:54 -02:00
Roberto Ierusalimschy 5b8ced84b4 stack is indexed by integers, not Words, to allow bigger stack on 32 bit machines 1994-12-30 15:45:11 -02:00
Roberto Ierusalimschy df3a81ec88 functions that no more return error codes now have return type void 1994-12-28 10:55:47 -02:00
Roberto Ierusalimschy 96b2b90c50 new file 'types.h' 1994-12-23 18:47:59 -02:00
Roberto Ierusalimschy 89d823f16b implementation dependent types 1994-12-20 19:31:01 -02:00
Roberto Ierusalimschy 8cb8594a3b better control of integer types and their limits 1994-12-20 19:20:36 -02:00
Roberto Ierusalimschy fe8338335d a field with value 'nil' must call the fallback 'index' 1994-12-16 14:08:34 -02:00
Roberto Ierusalimschy 068d1cd1ee new constant LUA_NOOBJECT. 
'lua_createtable' does not have parameters.
'lua_copystring' now is a macro
 1994-12-16 13:56:45 -02:00
Roberto Ierusalimschy 3365a35243 new constant LUA_NOOBJECT 1994-12-16 13:55:04 -02:00
Roberto Ierusalimschy fad57bfa00 new constant LUA_NOOBJECT. 
'lua_error' never returns
 1994-12-16 13:53:57 -02:00
Roberto Ierusalimschy 2486d677c9 no special treatment for C++ (this should be done in the C++ code) 1994-12-13 13:59:16 -02:00
Roberto Ierusalimschy 84b99d25ad debug message goes to stderr 1994-12-13 13:55:41 -02:00
Roberto Ierusalimschy 5dfd17dd76 new API function 'lua_pushliteral' 1994-12-13 13:54:21 -02:00
Roberto Ierusalimschy ce4fb88b34 opcode PUSHSELF has a parameter that indicates the method to be called 1994-12-06 12:27:18 -02:00
Roberto Ierusalimschy e742d54253 small bug correction 1994-11-30 19:20:37 -02:00
Roberto Ierusalimschy 0f580df73c 'main' returns condition code 1994-11-28 15:12:49 -02:00
Roberto Ierusalimschy 2b301d711b new hash function; hash value for strings are kept with the string 1994-11-28 13:10:51 -02:00
Roberto Ierusalimschy 10bdd83844 new hash function; hash value for strings are kept with the string 1994-11-25 17:27:03 -02:00
Roberto Ierusalimschy fbfa1cbe9b erased function yywrap (nobody used it) 1994-11-25 17:24:57 -02:00
Roberto Ierusalimschy 10c1641b8e new modules 'mem' and 'fallback'. 
correction of dependencies
 1994-11-23 18:15:04 -02:00
Roberto Ierusalimschy e901e0feae modifications to avoid warnings when compiling yacc code 1994-11-23 12:39:52 -02:00
Roberto Ierusalimschy d490555ec9 garbage collection tag for strings organized in struct TaggedString 1994-11-23 12:32:00 -02:00
Roberto Ierusalimschy ad0ec203f6 small simplification 1994-11-22 14:13:45 -02:00
Roberto Ierusalimschy 577ae944e9 correction of function tonumber 1994-11-22 14:02:53 -02:00
Roberto Ierusalimschy 68d1091b79 no more unary '+' 1994-11-22 13:50:46 -02:00
Roberto Ierusalimschy 52db68a600 debug shows lines where functions were called 1994-11-21 19:41:09 -02:00
Roberto Ierusalimschy bba1ae427f new lua functions 'getglobal' and 'setglobal' 1994-11-21 19:41:09 -02:00
Roberto Ierusalimschy 609392ff2e fallback for "call expression not a function" errors 1994-11-21 16:22:58 -02:00
Roberto Ierusalimschy 96ea2e0fb4 fallback to unary minus is 'arith' with operation code 'unm' 1994-11-21 11:30:15 -02:00
Roberto Ierusalimschy 93ccdd52ef lua_lock receives its parameter via stack. 
beginblock and endblock do not have parameters
 1994-11-18 17:46:21 -02:00
Roberto Ierusalimschy 333a4f13d0 lua_lock receives its parameter via stack 1994-11-18 17:46:21 -02:00
Roberto Ierusalimschy 73664eb739 function 'lua_createstring' moved from table.c to tree.c 1994-11-18 17:27:38 -02:00
Roberto Ierusalimschy feed56a01c small correction 1994-11-17 19:27:30 -02:00
Roberto Ierusalimschy 1929ddcf49 userdata can have different tags 1994-11-17 19:23:43 -02:00
Roberto Ierusalimschy aa4cd37adf small bug corrected 1994-11-17 19:11:37 -02:00
Roberto Ierusalimschy a84aa11f71 pow operation is defined in mathlib.c 1994-11-17 17:43:34 -02:00
Roberto Ierusalimschy 9bee23fd05 listing did not list POWOP 1994-11-17 17:09:46 -02:00
Roberto Ierusalimschy 3bd0f9e211 uses new memory module (mem.c). 
small changes in seting debug line.
if and elseif unified in a outine 'codeIf'
 1994-11-17 16:59:06 -02:00
Roberto Ierusalimschy 5406d391cd new API functions startblock and endblock 1994-11-17 14:41:42 -02:00
Roberto Ierusalimschy b234da1cc2 changes in garbage collection control 1994-11-17 11:58:57 -02:00
Roberto Ierusalimschy d6a1699e37 uses a single list to keep allocated strings. 1994-11-16 16:09:11 -02:00
Roberto Ierusalimschy a5862498a1 set first position of a free block to -1, to catch errors 1994-11-16 16:09:11 -02:00
Roberto Ierusalimschy 2b5bc5d1a8 new module for memory allocation 1994-11-16 15:39:16 -02:00
Roberto Ierusalimschy 94686ce585 correction of function 'nextvar' 1994-11-16 14:03:48 -02:00
Roberto Ierusalimschy 86b35cf4f6 unification of symbol tree and constant tree 1994-11-14 19:40:14 -02:00
Roberto Ierusalimschy 3b7a36653b lua_equalObj now is global (and is used by opcode) 1994-11-14 16:41:15 -02:00
Roberto Ierusalimschy e1d91fd0e1 new API function to create tables 1994-11-13 14:17:04 -02:00
Roberto Ierusalimschy 5e60b961de small changes to avoid shadowing 1994-11-13 12:54:18 -02:00
Roberto Ierusalimschy e4645c835d small changes in 'ugly' part. 1994-11-13 12:39:04 -02:00
Roberto Ierusalimschy 0c5ac77c99 small corrections to avoid 'warings' with acc. 
do_call was moving results in the wrong order.
 1994-11-11 12:00:08 -02:00
Roberto Ierusalimschy b8996eaaba small corrections to avoid 'warings' with acc 1994-11-11 12:00:08 -02:00
Roberto Ierusalimschy ff7f769454 small changes in error recovery 1994-11-10 18:41:37 -02:00
Roberto Ierusalimschy 8a0521fa52 fallback for garbage collection 1994-11-10 15:36:54 -02:00
Roberto Ierusalimschy 9deac27704 fallback list moved from opcode.c to fallback.c 1994-11-10 15:11:52 -02:00
Roberto Ierusalimschy d531ccd082 execution of 'mains' separated from calls 1994-11-09 16:13:29 -02:00
Roberto Ierusalimschy df0cfc1e19 calls lua_reportbug instead of lua_error, in default fallbacks 1994-11-09 16:12:42 -02:00
Roberto Ierusalimschy 5f2d187b73 frees file names when unstacked 1994-11-09 16:11:47 -02:00
Roberto Ierusalimschy 6b387e01b2 lua_parse has a different interface 1994-11-09 16:10:58 -02:00
Roberto Ierusalimschy d0780fa16d lua_call cannot be a macro, because it would push the function 
over the parameters
 1994-11-09 16:10:11 -02:00
Roberto Ierusalimschy fc0de64c2c lua_debugline is kept in the stack 'funcstack' when debugging. 1994-11-09 16:09:22 -02:00
Roberto Ierusalimschy b8bfa9628d because lua_error does a longjmp, there is no need to a variable 
'err'.
lua_parse has a different interface, to allow the free of the main
block even if compilation fails.
small changes in the debug system.
 1994-11-09 16:07:38 -02:00
Roberto Ierusalimschy dabe09518f garbage collection for locked objects 1994-11-08 18:07:54 -02:00
Roberto Ierusalimschy 65f28f0824 error function for Lua 1994-11-08 18:06:15 -02:00