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author | Diego Nehab <diego@tecgraf.puc-rio.br> | 2004-06-18 21:41:44 +0000 |
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committer | Diego Nehab <diego@tecgraf.puc-rio.br> | 2004-06-18 21:41:44 +0000 |
commit | 7ed89c97f760600df238f9853ee453570935870f (patch) | |
tree | a17573a43815071e35f85557519fefca739ef7ef /src/except.c | |
parent | ac4aac0909da26befaaeb6b415f66cf35b6980e0 (diff) | |
download | luasocket-7ed89c97f760600df238f9853ee453570935870f.tar.gz luasocket-7ed89c97f760600df238f9853ee453570935870f.tar.bz2 luasocket-7ed89c97f760600df238f9853ee453570935870f.zip |
2.0 alpha RELEASED!
Diffstat (limited to 'src/except.c')
-rw-r--r-- | src/except.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/src/except.c b/src/except.c index 53a65ac..68abf70 100644 --- a/src/except.c +++ b/src/except.c | |||
@@ -12,33 +12,21 @@ | |||
12 | /*=========================================================================*\ | 12 | /*=========================================================================*\ |
13 | * Internal function prototypes. | 13 | * Internal function prototypes. |
14 | \*=========================================================================*/ | 14 | \*=========================================================================*/ |
15 | static int global_try(lua_State *L); | ||
16 | static int global_protect(lua_State *L); | 15 | static int global_protect(lua_State *L); |
17 | static int global_newtry(lua_State *L); | 16 | static int global_newtry(lua_State *L); |
18 | static int protected(lua_State *L); | 17 | static int protected(lua_State *L); |
19 | static int finalize(lua_State *L); | 18 | static int finalize(lua_State *L); |
19 | static int do_nothing(lua_State *L); | ||
20 | 20 | ||
21 | /* except functions */ | 21 | /* except functions */ |
22 | static luaL_reg func[] = { | 22 | static luaL_reg func[] = { |
23 | {"try", global_try}, | ||
24 | {"newtry", global_newtry}, | 23 | {"newtry", global_newtry}, |
25 | {"protect", global_protect}, | 24 | {"protect", global_protect}, |
26 | {NULL, NULL} | 25 | {NULL, NULL} |
27 | }; | 26 | }; |
28 | 27 | ||
29 | /*-------------------------------------------------------------------------*\ | 28 | /*-------------------------------------------------------------------------*\ |
30 | * Try method | 29 | * Try factory |
31 | \*-------------------------------------------------------------------------*/ | ||
32 | static int global_try(lua_State *L) { | ||
33 | if (lua_isnil(L, 1) || (lua_isboolean(L, 1) && !lua_toboolean(L, 1))) { | ||
34 | lua_settop(L, 2); | ||
35 | lua_error(L); | ||
36 | return 0; | ||
37 | } else return lua_gettop(L); | ||
38 | } | ||
39 | |||
40 | /*-------------------------------------------------------------------------*\ | ||
41 | * Finalizer factory | ||
42 | \*-------------------------------------------------------------------------*/ | 30 | \*-------------------------------------------------------------------------*/ |
43 | static int finalize(lua_State *L) { | 31 | static int finalize(lua_State *L) { |
44 | if (lua_isnil(L, 1) || (lua_isboolean(L, 1) && !lua_toboolean(L, 1))) { | 32 | if (lua_isnil(L, 1) || (lua_isboolean(L, 1) && !lua_toboolean(L, 1))) { |
@@ -50,7 +38,14 @@ static int finalize(lua_State *L) { | |||
50 | } else return lua_gettop(L); | 38 | } else return lua_gettop(L); |
51 | } | 39 | } |
52 | 40 | ||
41 | static int do_nothing(lua_State *L) { | ||
42 | (void) L; | ||
43 | return 0; | ||
44 | } | ||
45 | |||
53 | static int global_newtry(lua_State *L) { | 46 | static int global_newtry(lua_State *L) { |
47 | lua_settop(L, 1); | ||
48 | if (lua_isnil(L, 1)) lua_pushcfunction(L, do_nothing); | ||
54 | lua_pushcclosure(L, finalize, 1); | 49 | lua_pushcclosure(L, finalize, 1); |
55 | return 1; | 50 | return 1; |
56 | } | 51 | } |