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Some cosmetic changes to improve the code readability

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This commit is contained in:
Alexandre Erwin Ittner 2010-11-17 10:13:58 -02:00
parent 1cbd622cef
commit 0879d77e1a
1 changed files with 15 additions and 15 deletions
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30
luaiconv.c
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@ -42,13 +42,12 @@
#define BOXPTR(L, p) (*(void**)(lua_newuserdata(L, sizeof(void*))) = (p)) #define BOXPTR(L, p) (*(void**)(lua_newuserdata(L, sizeof(void*))) = (p))
#define UNBOXPTR(L, i) (*(void**)(lua_touserdata(L, i))) #define UNBOXPTR(L, i) (*(void**)(lua_touserdata(L, i)))
/* Table assumed on top */ /* Set a integer constant. Assumes a table in the top of the stack */
#define TBL_SET_INT_CONST(L, c, v) \ #define TBL_SET_INT_CONST(L, c) { \
lua_pushliteral(L, c); \ lua_pushliteral(L, #c); \
lua_pushnumber(L, v); \ lua_pushnumber(L, c); \
lua_settable(L, -3); lua_settable(L, -3); \
}
#define ERROR_NO_MEMORY 1 #define ERROR_NO_MEMORY 1
#define ERROR_INVALID 2 #define ERROR_INVALID 2
@ -56,6 +55,7 @@
#define ERROR_UNKNOWN 4 #define ERROR_UNKNOWN 4
static void push_iconv_t(lua_State *L, iconv_t cd) { static void push_iconv_t(lua_State *L, iconv_t cd) {
BOXPTR(L, cd); BOXPTR(L, cd);
luaL_getmetatable(L, ICONV_TYPENAME); luaL_getmetatable(L, ICONV_TYPENAME);
@ -83,7 +83,7 @@ static int Liconv_open(lua_State *L) {
if (cd != (iconv_t)(-1)) if (cd != (iconv_t)(-1))
push_iconv_t(L, cd); /* ok */ push_iconv_t(L, cd); /* ok */
else else
lua_pushnil(L); /* erro */ lua_pushnil(L); /* error */
return 1; return 1;
} }
@ -185,12 +185,12 @@ static int Liconv_close(lua_State *L) {
if (iconv_close(cd) == 0) if (iconv_close(cd) == 0)
lua_pushboolean(L, 1); /* ok */ lua_pushboolean(L, 1); /* ok */
else else
lua_pushnil(L); /* erro */ lua_pushnil(L); /* error */
return 1; return 1;
} }
static const luaL_reg inconvFuncs[] = { static const luaL_reg iconv_funcs[] = {
{ "open", Liconv_open }, { "open", Liconv_open },
{ "new", Liconv_open }, { "new", Liconv_open },
{ "iconv", Liconv }, { "iconv", Liconv },
@ -202,12 +202,12 @@ static const luaL_reg inconvFuncs[] = {
int luaopen_iconv(lua_State *L) { int luaopen_iconv(lua_State *L) {
luaL_newlib(L, inconvFuncs); luaL_newlib(L, iconv_funcs);
TBL_SET_INT_CONST(L, "ERROR_NO_MEMORY", ERROR_NO_MEMORY); TBL_SET_INT_CONST(L, ERROR_NO_MEMORY);
TBL_SET_INT_CONST(L, "ERROR_INVALID", ERROR_INVALID); TBL_SET_INT_CONST(L, ERROR_INVALID);
TBL_SET_INT_CONST(L, "ERROR_INCOMPLETE", ERROR_INCOMPLETE); TBL_SET_INT_CONST(L, ERROR_INCOMPLETE);
TBL_SET_INT_CONST(L, "ERROR_UNKNOWN", ERROR_UNKNOWN); TBL_SET_INT_CONST(L, ERROR_UNKNOWN);
lua_pushliteral(L, "VERSION"); lua_pushliteral(L, "VERSION");
lua_pushstring(L, LIB_VERSION); lua_pushstring(L, LIB_VERSION);