diff options
author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2014-07-18 15:29:12 -0300 |
---|---|---|
committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2014-07-18 15:29:12 -0300 |
commit | 325e44d87e87ee14f2d683cd327d13ed8e6cd59b (patch) | |
tree | e0172e8e3c6fc8e488279ceba65e659fcad2c7d3 /llimits.h | |
parent | 54ac25334325d4d7c35005a0126ee8168ca1ae49 (diff) | |
download | lua-325e44d87e87ee14f2d683cd327d13ed8e6cd59b.tar.gz lua-325e44d87e87ee14f2d683cd327d13ed8e6cd59b.tar.bz2 lua-325e44d87e87ee14f2d683cd327d13ed8e6cd59b.zip |
no more "-2" for limits. (Limits should be precise; safety is in
the code that handles these limits.)
Diffstat (limited to 'llimits.h')
-rw-r--r-- | llimits.h | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -1,5 +1,5 @@ | |||
1 | /* | 1 | /* |
2 | ** $Id: llimits.h,v 1.118 2014/07/15 21:26:50 roberto Exp roberto $ | 2 | ** $Id: llimits.h,v 1.119 2014/07/18 18:18:45 roberto Exp roberto $ |
3 | ** Limits, basic types, and some other `installation-dependent' definitions | 3 | ** Limits, basic types, and some other `installation-dependent' definitions |
4 | ** See Copyright Notice in lua.h | 4 | ** See Copyright Notice in lua.h |
5 | */ | 5 | */ |
@@ -28,19 +28,19 @@ typedef unsigned char lu_byte; | |||
28 | 28 | ||
29 | 29 | ||
30 | /* maximum value for size_t */ | 30 | /* maximum value for size_t */ |
31 | #define MAX_SIZET ((size_t)(~(size_t)0)-2) | 31 | #define MAX_SIZET ((size_t)(~(size_t)0)) |
32 | 32 | ||
33 | /* maximum size visible for Lua (must be representable in a lua_Integer */ | 33 | /* maximum size visible for Lua (must be representable in a lua_Integer */ |
34 | #define MAX_SIZE (sizeof(size_t) < sizeof(lua_Integer) ? MAX_SIZET \ | 34 | #define MAX_SIZE (sizeof(size_t) < sizeof(lua_Integer) ? MAX_SIZET \ |
35 | : (size_t)(LUA_MAXINTEGER)-2) | 35 | : (size_t)(LUA_MAXINTEGER)) |
36 | 36 | ||
37 | 37 | ||
38 | #define MAX_LUMEM ((lu_mem)(~(lu_mem)0)-2) | 38 | #define MAX_LUMEM ((lu_mem)(~(lu_mem)0)) |
39 | 39 | ||
40 | #define MAX_LMEM ((l_mem) ((MAX_LUMEM >> 1) - 2)) | 40 | #define MAX_LMEM ((l_mem)(MAX_LUMEM >> 1)) |
41 | 41 | ||
42 | 42 | ||
43 | #define MAX_INT (INT_MAX-2) /* maximum value of an int (-2 for safety) */ | 43 | #define MAX_INT INT_MAX /* maximum value of an int */ |
44 | 44 | ||
45 | 45 | ||
46 | /* | 46 | /* |