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llimits.h being used by all Lua code

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The definitions in llimits.h are useful not only for the core. That
header only defines types and '#define's, so libs and core still do
not share any real code/data.
This commit is contained in:
Roberto Ierusalimschy
2024-06-20 14:46:06 -03:00
parent 55ac40f859
commit a08d82eb13
14 changed files with 48 additions and 73 deletions
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21
lmathlib.c
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@@ -20,6 +20,7 @@
#include "lauxlib.h"
#include "lualib.h"
#include "llimits.h"
#undef PI
@@ -366,25 +367,17 @@ static lua_Number I2d (Rand64 x) {
#else /* no 'Rand64' }{ */
/* get an integer with at least 32 bits */
#if LUAI_IS32INT
typedef unsigned int lu_int32;
#else
typedef unsigned long lu_int32;
#endif
/*
** Use two 32-bit integers to represent a 64-bit quantity.
*/
typedef struct Rand64 {
lu_int32 h; /* higher half */
lu_int32 l; /* lower half */
l_uint32 h; /* higher half */
l_uint32 l; /* lower half */
} Rand64;
/*
** If 'lu_int32' has more than 32 bits, the extra bits do not interfere
** If 'l_uint32' has more than 32 bits, the extra bits do not interfere
** with the 32 initial bits, except in a right shift and comparisons.
** Moreover, the final result has to discard the extra bits.
*/
@@ -398,7 +391,7 @@ typedef struct Rand64 {
*/
/* build a new Rand64 value */
static Rand64 packI (lu_int32 h, lu_int32 l) {
static Rand64 packI (l_uint32 h, l_uint32 l) {
Rand64 result;
result.h = h;
result.l = l;
@@ -471,7 +464,7 @@ static Rand64 nextrand (Rand64 *state) {
*/
/* an unsigned 1 with proper type */
#define UONE ((lu_int32)1)
#define UONE ((l_uint32)1)
#if FIGS <= 32
@@ -522,7 +515,7 @@ static lua_Unsigned I2UInt (Rand64 x) {
/* convert a 'lua_Unsigned' to a 'Rand64' */
static Rand64 Int2I (lua_Unsigned n) {
return packI((lu_int32)((n >> 31) >> 1), (lu_int32)n);
return packI((l_uint32)((n >> 31) >> 1), (l_uint32)n);
}
#endif /* } */