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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2002-03-27 12:30:41 -0300 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2002-03-27 12:30:41 -0300 |
commit | d1f220217beadc102a8d44b8e930a92a9f54b001 (patch) | |
tree | 01e599fc7808818ad008599f192b57d32e97c995 /lbaselib.c | |
parent | 405e3a4597d6f935a7ac224ce67dce660e69c7be (diff) | |
download | lua-d1f220217beadc102a8d44b8e930a92a9f54b001.tar.gz lua-d1f220217beadc102a8d44b8e930a92a9f54b001.tar.bz2 lua-d1f220217beadc102a8d44b8e930a92a9f54b001.zip |
when possible, library functions accept nil as none
Diffstat (limited to 'lbaselib.c')
-rw-r--r-- | lbaselib.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -1,5 +1,5 @@ | |||
1 | /* | 1 | /* |
2 | ** $Id: lbaselib.c,v 1.60 2002/03/20 12:54:08 roberto Exp roberto $ | 2 | ** $Id: lbaselib.c,v 1.61 2002/03/27 12:49:53 roberto Exp roberto $ |
3 | ** Basic library | 3 | ** Basic library |
4 | ** See Copyright Notice in lua.h | 4 | ** See Copyright Notice in lua.h |
5 | */ | 5 | */ |
@@ -620,7 +620,7 @@ static void set2 (lua_State *L, int i, int j) { | |||
620 | 620 | ||
621 | static int sort_comp (lua_State *L, int a, int b) { | 621 | static int sort_comp (lua_State *L, int a, int b) { |
622 | /* WARNING: the caller (auxsort) must ensure stack space */ | 622 | /* WARNING: the caller (auxsort) must ensure stack space */ |
623 | if (!lua_isnil(L, 2)) { /* function? */ | 623 | if (!lua_isnoneornil(L, 2)) { /* function? */ |
624 | int res; | 624 | int res; |
625 | lua_pushvalue(L, 2); | 625 | lua_pushvalue(L, 2); |
626 | lua_pushvalue(L, a-1); /* -1 to compensate function */ | 626 | lua_pushvalue(L, a-1); /* -1 to compensate function */ |