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correct support for changing real to double (optional)

This commit is contained in:
Roberto Ierusalimschy 1997-07-31 16:37:37 -03:00
parent caa987faad
commit a7793468aa
2 changed files with 15 additions and 16 deletions
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4
lex.c
View File

@ -1,4 +1,4 @@
char *rcs_lex = "$Id: lex.c,v 3.7 1997/07/29 13:33:15 roberto Exp roberto $";
char *rcs_lex = "$Id: lex.c,v 3.8 1997/07/30 22:00:50 roberto Exp roberto $";
#include <ctype.h>
@ -432,7 +432,7 @@ int luaY_lex (void)
ea*=ea;
}
}
luaY_lval.vFloat = a;
luaY_lval.vReal = a;
save(0);
return NUMBER;
}

27
opcode.c
View File

@ -3,7 +3,7 @@
** TecCGraf - PUC-Rio
*/
char *rcs_opcode="$Id: opcode.c,v 4.19 1997/07/29 21:11:10 roberto Exp roberto $";
char *rcs_opcode="$Id: opcode.c,v 4.20 1997/07/30 22:00:50 roberto Exp roberto $";
#include <setjmp.h>
#include <stdio.h>
@ -141,18 +141,17 @@ static char *lua_strconc (char *l, char *r)
*/
static int lua_tonumber (TObject *obj)
{
float t;
char c;
if (ttype(obj) != LUA_T_STRING)
return 1;
else if (sscanf(svalue(obj), "%f %c",&t, &c) == 1)
{
nvalue(obj) = t;
ttype(obj) = LUA_T_NUMBER;
return 0;
}
else
return 2;
double t;
char c;
if (ttype(obj) != LUA_T_STRING)
return 1;
else if (sscanf(svalue(obj), "%lf %c",&t, &c) == 1) {
nvalue(obj) = (real)t;
ttype(obj) = LUA_T_NUMBER;
return 0;
}
else
return 2;
}
@ -171,7 +170,7 @@ static int lua_tostring (TObject *obj)
if ((real)(-MAX_INT) <= f && f <= (real)MAX_INT && (real)(i=(int)f) == f)
sprintf (s, "%d", i);
else
sprintf (s, "%g", nvalue(obj));
sprintf (s, "%g", (double)nvalue(obj));
tsvalue(obj) = luaI_createstring(s);
ttype(obj) = LUA_T_STRING;
return 0;