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-rw-r--r--lua.c97
1 files changed, 17 insertions, 80 deletions
diff --git a/lua.c b/lua.c
index e71f6732..395aaa51 100644
--- a/lua.c
+++ b/lua.c
@@ -1,92 +1,29 @@
1/* 1/*
2** lua.c 2** $Id: $
3** Linguagem para Usuarios de Aplicacao 3** Lua stand-alone interpreter
4** See Copyright Notice in lua.h
4*/ 5*/
5 6
6char *rcs_lua="$Id: lua.c,v 1.18 1997/06/19 18:55:40 roberto Exp roberto $";
7 7
8#include <stdio.h> 8#include <stdio.h>
9#include <string.h> 9#include <string.h>
10 10
11#include "lualoc.h"
12#include "lua.h" 11#include "lua.h"
13#include "auxlib.h" 12#include "luadebug.h"
14#include "lualib.h" 13#include "lualib.h"
15 14
16 15
17#ifdef _POSIX_SOURCE 16#ifndef OLD_ANSI
18#include <unistd.h> 17#include <locale.h>
19#else 18#else
20#define isatty(x) (x==0) /* assume stdin is a tty */ 19#define setlocale(a,b) 0
21#endif 20#endif
22 21
23 22#ifdef _POSIX_SOURCE
24#define DEBUG 0 23#include <unistd.h>
25
26static void testC (void)
27{
28#if DEBUG
29#define getnum(s) ((*s++) - '0')
30#define getname(s) (nome[0] = *s++, nome)
31
32 static int locks[10];
33 lua_Object reg[10];
34 char nome[2];
35 char *s = luaL_check_string(1);
36 nome[1] = 0;
37 while (1) {
38 switch (*s++) {
39 case '0': case '1': case '2': case '3': case '4':
40 case '5': case '6': case '7': case '8': case '9':
41 lua_pushnumber(*(s-1) - '0');
42 break;
43
44 case 'c': reg[getnum(s)] = lua_createtable(); break;
45
46 case 'P': reg[getnum(s)] = lua_pop(); break;
47
48 case 'g': { int n = getnum(s); reg[n] = lua_getglobal(getname(s)); break; }
49
50 case 'G': { int n = getnum(s);
51 reg[n] = lua_rawgetglobal(getname(s));
52 break;
53 }
54
55 case 'l': locks[getnum(s)] = lua_ref(1); break;
56 case 'L': locks[getnum(s)] = lua_ref(0); break;
57
58 case 'r': { int n = getnum(s); reg[n] = lua_getref(locks[getnum(s)]); break; }
59
60 case 'u': lua_unref(locks[getnum(s)]); break;
61
62 case 'p': { int n = getnum(s); reg[n] = lua_getparam(getnum(s)); break; }
63
64 case '=': lua_setglobal(getname(s)); break;
65
66 case 's': lua_pushstring(getname(s)); break;
67
68 case 'o': lua_pushobject(reg[getnum(s)]); break;
69
70 case 'f': lua_call(getname(s)); break;
71
72 case 'i': reg[getnum(s)] = lua_gettable(); break;
73
74 case 'I': reg[getnum(s)] = lua_rawgettable(); break;
75
76 case 't': lua_settable(); break;
77
78 case 'T': lua_rawsettable(); break;
79
80 default: luaL_verror("unknown command in `testC': %c", *(s-1));
81
82 }
83 if (*s == 0) return;
84 if (*s++ != ' ') lua_error("missing ` ' between commands in `testC'");
85 }
86#else 24#else
87 lua_error("`testC' not active"); 25#define isatty(x) (x==0) /* assume stdin is a tty */
88#endif 26#endif
89}
90 27
91 28
92static void manual_input (void) 29static void manual_input (void)
@@ -107,17 +44,17 @@ static void manual_input (void)
107int main (int argc, char *argv[]) 44int main (int argc, char *argv[])
108{ 45{
109 int i; 46 int i;
110 int result = 0;
111 setlocale(LC_ALL, ""); 47 setlocale(LC_ALL, "");
112 iolib_open (); 48 lua_iolibopen ();
113 strlib_open (); 49 lua_strlibopen ();
114 mathlib_open (); 50 lua_mathlibopen ();
115 lua_register("testC", testC);
116 if (argc < 2) 51 if (argc < 2)
117 manual_input(); 52 manual_input();
118 else for (i=1; i<argc; i++) { 53 else for (i=1; i<argc; i++) {
119 if (strcmp(argv[i], "-") == 0) 54 if (strcmp(argv[i], "-") == 0)
120 manual_input(); 55 manual_input();
56 else if (strcmp(argv[i], "-d") == 0)
57 lua_debug = 1;
121 else if (strcmp(argv[i], "-v") == 0) 58 else if (strcmp(argv[i], "-v") == 0)
122 printf("%s %s\n(written by %s)\n\n", 59 printf("%s %s\n(written by %s)\n\n",
123 LUA_VERSION, LUA_COPYRIGHT, LUA_AUTHORS); 60 LUA_VERSION, LUA_COPYRIGHT, LUA_AUTHORS);
@@ -128,7 +65,7 @@ int main (int argc, char *argv[])
128 } 65 }
129 } 66 }
130 else { 67 else {
131 result = lua_dofile (argv[i]); 68 int result = lua_dofile (argv[i]);
132 if (result) { 69 if (result) {
133 if (result == 2) { 70 if (result == 2) {
134 fprintf(stderr, "lua: cannot execute file "); 71 fprintf(stderr, "lua: cannot execute file ");
@@ -138,6 +75,6 @@ int main (int argc, char *argv[])
138 } 75 }
139 } 76 }
140 } 77 }
141 return result; 78 return 0;
142} 79}
143 80