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tccpp.c: Define and use tok_last for checking if last token is space.

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This commit is contained in:
Edmund Grimley Evans 2015-11-04 20:25:26 +00:00
parent b051549f2e
commit 20f0c179da
1 changed files with 16 additions and 1 deletions
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17
tccpp.c
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@ -1032,6 +1032,19 @@ static inline void TOK_GET(int *t, const int **pp, CValue *cv)
*pp = p;
}
/* Calling this function is expensive, but it is not possible
to read a token string backwards. */
static int tok_last(const int *str0, const int *str1)
{
const int *str = str0;
int tok = 0;
CValue cval;
while (str < str1)
TOK_GET(&tok, &str, &cval);
return tok;
}
static int macro_is_equal(const int *a, const int *b)
{
char buf[STRING_MAX_SIZE + 1];
@ -3266,7 +3279,9 @@ static void macro_subst(
end_macro ();
}
spc = tok_str->len && is_space(tok_str->str[tok_str->len-1]);
spc = (tok_str->len &&
is_space(tok_last(tok_str->str,
tok_str->str + tok_str->len)));
} else {