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author | Volker Lendecke <vl@samba.org> | 2008-09-19 08:01:23 +0200 |
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committer | Volker Lendecke <vl@samba.org> | 2008-12-17 12:57:18 +0100 |
commit | 390f19b649b85a8f8ab762c6a4e9d1a3d23d3f47 (patch) | |
tree | 9f9506e36222640d23b086d62b32de940c526a98 /source3/lua-5.1.4/src/lparser.h | |
parent | 081f8883bafc11ca7c08f868ec19f1ea32071837 (diff) | |
download | samba-390f19b649b85a8f8ab762c6a4e9d1a3d23d3f47.tar.gz samba-390f19b649b85a8f8ab762c6a4e9d1a3d23d3f47.tar.bz2 samba-390f19b649b85a8f8ab762c6a4e9d1a3d23d3f47.zip |
Add the Lua distibution from http://www.lua.org/ftp/lua-5.1.4.tar.gz
Available under the MIT license.
Adding it to see how the build farm likes it. They claim to be 100% pure
ANSI C and compile everywhere. Lets see. If it breaks badly, we can remove
it again.
Diffstat (limited to 'source3/lua-5.1.4/src/lparser.h')
-rw-r--r-- | source3/lua-5.1.4/src/lparser.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/source3/lua-5.1.4/src/lparser.h b/source3/lua-5.1.4/src/lparser.h new file mode 100644 index 0000000000..18836afd1c --- /dev/null +++ b/source3/lua-5.1.4/src/lparser.h @@ -0,0 +1,82 @@ +/* +** $Id: lparser.h,v 1.57.1.1 2007/12/27 13:02:25 roberto Exp $ +** Lua Parser +** See Copyright Notice in lua.h +*/ + +#ifndef lparser_h +#define lparser_h + +#include "llimits.h" +#include "lobject.h" +#include "lzio.h" + + +/* +** Expression descriptor +*/ + +typedef enum { + VVOID, /* no value */ + VNIL, + VTRUE, + VFALSE, + VK, /* info = index of constant in `k' */ + VKNUM, /* nval = numerical value */ + VLOCAL, /* info = local register */ + VUPVAL, /* info = index of upvalue in `upvalues' */ + VGLOBAL, /* info = index of table; aux = index of global name in `k' */ + VINDEXED, /* info = table register; aux = index register (or `k') */ + VJMP, /* info = instruction pc */ + VRELOCABLE, /* info = instruction pc */ + VNONRELOC, /* info = result register */ + VCALL, /* info = instruction pc */ + VVARARG /* info = instruction pc */ +} expkind; + +typedef struct expdesc { + expkind k; + union { + struct { int info, aux; } s; + lua_Number nval; + } u; + int t; /* patch list of `exit when true' */ + int f; /* patch list of `exit when false' */ +} expdesc; + + +typedef struct upvaldesc { + lu_byte k; + lu_byte info; +} upvaldesc; + + +struct BlockCnt; /* defined in lparser.c */ + + +/* state needed to generate code for a given function */ +typedef struct FuncState { + Proto *f; /* current function header */ + Table *h; /* table to find (and reuse) elements in `k' */ + struct FuncState *prev; /* enclosing function */ + struct LexState *ls; /* lexical state */ + struct lua_State *L; /* copy of the Lua state */ + struct BlockCnt *bl; /* chain of current blocks */ + int pc; /* next position to code (equivalent to `ncode') */ + int lasttarget; /* `pc' of last `jump target' */ + int jpc; /* list of pending jumps to `pc' */ + int freereg; /* first free register */ + int nk; /* number of elements in `k' */ + int np; /* number of elements in `p' */ + short nlocvars; /* number of elements in `locvars' */ + lu_byte nactvar; /* number of active local variables */ + upvaldesc upvalues[LUAI_MAXUPVALUES]; /* upvalues */ + unsigned short actvar[LUAI_MAXVARS]; /* declared-variable stack */ +} FuncState; + + +LUAI_FUNC Proto *luaY_parser (lua_State *L, ZIO *z, Mbuffer *buff, + const char *name); + + +#endif |