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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2015-11-03 13:36:01 -0200 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2015-11-03 13:36:01 -0200 |
commit | d356183402e214f4859cd6508964d4b5e781c598 (patch) | |
tree | 52e58bfccd3ed8001deadc3518bbcc7d2b7ba1b8 /lstring.c | |
parent | e61ee8a036e83667de9c4378e70a278876c81135 (diff) | |
download | lua-d356183402e214f4859cd6508964d4b5e781c598.tar.gz lua-d356183402e214f4859cd6508964d4b5e781c598.tar.bz2 lua-d356183402e214f4859cd6508964d4b5e781c598.zip |
new function 'luaS_hashlongstr'
Diffstat (limited to 'lstring.c')
-rw-r--r-- | lstring.c | 12 |
1 files changed, 11 insertions, 1 deletions
@@ -1,5 +1,5 @@ | |||
1 | /* | 1 | /* |
2 | ** $Id: lstring.c,v 2.53 2015/09/22 14:18:24 roberto Exp roberto $ | 2 | ** $Id: lstring.c,v 2.54 2015/10/08 15:53:31 roberto Exp roberto $ |
3 | ** String table (keeps all strings handled by Lua) | 3 | ** String table (keeps all strings handled by Lua) |
4 | ** See Copyright Notice in lua.h | 4 | ** See Copyright Notice in lua.h |
5 | */ | 5 | */ |
@@ -56,6 +56,16 @@ unsigned int luaS_hash (const char *str, size_t l, unsigned int seed) { | |||
56 | } | 56 | } |
57 | 57 | ||
58 | 58 | ||
59 | unsigned int luaS_hashlongstr (TString *ts) { | ||
60 | lua_assert(ts->tt == LUA_TLNGSTR); | ||
61 | if (ts->extra == 0) { /* no hash? */ | ||
62 | ts->hash = luaS_hash(getstr(ts), ts->u.lnglen, ts->hash); | ||
63 | ts->extra = 1; /* now it has its hash */ | ||
64 | } | ||
65 | return ts->hash; | ||
66 | } | ||
67 | |||
68 | |||
59 | /* | 69 | /* |
60 | ** resizes the string table | 70 | ** resizes the string table |
61 | */ | 71 | */ |