diff options
| author | chai <chaifix@163.com> | 2020-07-20 09:42:30 +0800 |
|---|---|---|
| committer | chai <chaifix@163.com> | 2020-07-20 09:42:30 +0800 |
| commit | 77ac95b9985f5669d6659bfb54728786d28c2ef0 (patch) | |
| tree | ab42f7da14ffbd9ba72f503baff71b44298b113a /src/lua51/llex.c | |
| parent | c5d9668a1b7092262b7132679e961a5297da2f75 (diff) | |
*misc
Diffstat (limited to 'src/lua51/llex.c')
| -rw-r--r-- | src/lua51/llex.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/lua51/llex.c b/src/lua51/llex.c index 88c6790..fe4e3ee 100644 --- a/src/lua51/llex.c +++ b/src/lua51/llex.c @@ -33,6 +33,7 @@ #define currIsNewline(ls) (ls->current == '\n' || ls->current == '\r') +//c 对应RESERVED中的枚举, tokens /* ORDER RESERVED */ const char *const luaX_tokens [] = { "and", "break", "do", "else", "elseif", @@ -61,12 +62,15 @@ static void save (LexState *ls, int c) { } +//c 设置保留字 void luaX_init (lua_State *L) { int i; for (i=0; i<NUM_RESERVED; i++) { TString *ts = luaS_new(L, luaX_tokens[i]); luaS_fix(ts); /* reserved words are never collected */ lua_assert(strlen(luaX_tokens[i])+1 <= TOKEN_LEN); + //c 标记这个字符串为保留字,即不为零 + //c luaX_tokens中的索引 ts->tsv.reserved = cast_byte(i+1); /* reserved word */ } } |
