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80 lines
1.4 KiB
80 lines
1.4 KiB
/*
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** lua.c
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** Linguagem para Usuarios de Aplicacao
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*/
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char *rcs_lua="$Id: lua.c,v 1.4 1995/02/07 16:04:15 lhf Exp roberto $";
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#include <stdio.h>
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#include <string.h>
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#include "lua.h"
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#include "lualib.h"
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static int lua_argc;
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static char **lua_argv;
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/*
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%F Allow Lua code to access argv strings.
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%i Receive from Lua the argument number (starting with 1).
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%o Return to Lua the argument, or nil if it does not exist.
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*/
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static void lua_getargv (void)
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{
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lua_Object lo = lua_getparam(1);
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if (!lua_isnumber(lo))
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lua_pushnil();
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else
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{
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int n = (int)lua_getnumber(lo);
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if (n < 1 || n > lua_argc) lua_pushnil();
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else lua_pushstring(lua_argv[n]);
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}
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}
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static void manual_input (void)
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{
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char buffer[250];
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while (gets(buffer) != 0)
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lua_dostring(buffer);
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}
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int main (int argc, char *argv[])
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{
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int i;
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int result = 0;
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iolib_open ();
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strlib_open ();
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mathlib_open ();
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lua_register("argv", lua_getargv);
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if (argc < 2)
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manual_input();
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else
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{
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for (i=1; i<argc; i++)
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if (strcmp(argv[i], "--") == 0)
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{
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lua_argc = argc-i-1;
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lua_argv = argv+i;
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break;
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}
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for (i=1; i<argc; i++)
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{
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if (strcmp(argv[i], "--") == 0)
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break;
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else if (strcmp(argv[i], "-") == 0)
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manual_input();
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else if (strcmp(argv[i], "-v") == 0)
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printf("%s %s\n\n", LUA_VERSION, LUA_COPYRIGHT);
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else
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result = lua_dofile (argv[i]);
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}
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}
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return result;
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}
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