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MINOR: ist: Add istappend(struct ist, char)

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This function appends the given char to the given `ist` and returns
the resulting `ist`.
This commit is contained in:
Tim Duesterhus 2021-04-05 17:53:54 +02:00 committed by Willy Tarreau
parent 92c059c2ac
commit 551eeaec91
1 changed files with 10 additions and 0 deletions
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10
include/import/ist.h
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@ -407,6 +407,16 @@ static inline int istneq(const struct ist ist1, const struct ist ist2, size_t co
return isteq(l, r); return isteq(l, r);
} }
/* appends <src> after <dst>. The caller must ensure that the underlying buffer
* is large enough to fit the character.
*/
static inline struct ist istappend(struct ist dst, const char src)
{
dst.ptr[dst.len++] = src;
return dst;
}
/* copies <src> over <dst> for a maximum of <count> bytes. Returns the number /* copies <src> over <dst> for a maximum of <count> bytes. Returns the number
* of characters copied (src.len), or -1 if it does not fit. In all cases, the * of characters copied (src.len), or -1 if it does not fit. In all cases, the
* contents are copied prior to reporting an error, so that the destination * contents are copied prior to reporting an error, so that the destination