11 #include <stddef.h> |
11 #include <stddef.h> |
12 |
12 |
13 #include "llimits.h" |
13 #include "llimits.h" |
14 #include "lua.h" |
14 #include "lua.h" |
15 |
15 |
16 #define MEMERRMSG "not enough memory" |
16 #define MEMERRMSG "not enough memory" |
17 |
17 |
18 |
18 |
19 #define luaM_reallocv(L,b,on,n,e) \ |
19 #define luaM_reallocv(L,b,on,n,e) \ |
20 ((cast(size_t, (n)+1) <= MAX_SIZET/(e)) ? /* +1 to avoid warnings */ \ |
20 ((cast(size_t, (n)+1) <= MAX_SIZET/(e)) ? /* +1 to avoid warnings */ \ |
21 luaM_realloc_(L, (b), (on)*(e), (n)*(e)) : \ |
21 luaM_realloc_(L, (b), (on)*(e), (n)*(e)) : \ |
22 luaM_toobig(L)) |
22 luaM_toobig(L)) |
23 |
23 |
24 #define luaM_freemem(L, b, s) luaM_realloc_(L, (b), (s), 0) |
24 #define luaM_freemem(L, b, s) luaM_realloc_(L, (b), (s), 0) |
25 #define luaM_free(L, b) luaM_realloc_(L, (b), sizeof(*(b)), 0) |
25 #define luaM_free(L, b) luaM_realloc_(L, (b), sizeof(*(b)), 0) |
26 #define luaM_freearray(L, b, n, t) luaM_reallocv(L, (b), n, 0, sizeof(t)) |
26 #define luaM_freearray(L, b, n, t) luaM_reallocv(L, (b), n, 0, sizeof(t)) |
27 |
27 |
28 #define luaM_malloc(L,t) luaM_realloc_(L, NULL, 0, (t)) |
28 #define luaM_malloc(L,t) luaM_realloc_(L, NULL, 0, (t)) |
29 #define luaM_new(L,t) cast(t *, luaM_malloc(L, sizeof(t))) |
29 #define luaM_new(L,t) cast(t *, luaM_malloc(L, sizeof(t))) |
30 #define luaM_newvector(L,n,t) \ |
30 #define luaM_newvector(L,n,t) \ |
31 cast(t *, luaM_reallocv(L, NULL, 0, n, sizeof(t))) |
31 cast(t *, luaM_reallocv(L, NULL, 0, n, sizeof(t))) |
32 |
32 |
33 #define luaM_growvector(L,v,nelems,size,t,limit,e) \ |
33 #define luaM_growvector(L,v,nelems,size,t,limit,e) \ |
34 if ((nelems)+1 > (size)) \ |
34 if ((nelems)+1 > (size)) \ |
35 ((v)=cast(t *, luaM_growaux_(L,v,&(size),sizeof(t),limit,e))) |
35 ((v)=cast(t *, luaM_growaux_(L,v,&(size),sizeof(t),limit,e))) |
36 |
36 |