mirror of
https://github.com/matrix-construct/construct
synced 2024-10-02 21:59:02 +02:00
ircd: Add string_view strlcat().
This commit is contained in:
parent
6aacf73dfa
commit
b9f6871f1b
1 changed files with 19 additions and 0 deletions
|
@ -602,6 +602,25 @@ ircd::strlcat(char *const &dest,
|
||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
inline size_t
|
||||||
|
ircd::strlcat(char *const &dest,
|
||||||
|
const string_view &src,
|
||||||
|
const size_t &max)
|
||||||
|
{
|
||||||
|
if(!max)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
const ssize_t dsize(strnlen(dest, max));
|
||||||
|
const ssize_t ssize(src.size());
|
||||||
|
const ssize_t ret(dsize + ssize);
|
||||||
|
const ssize_t remain(max - dsize);
|
||||||
|
const ssize_t cpsz(ssize >= remain? remain - 1 : ssize);
|
||||||
|
char *const ptr(dest + dsize);
|
||||||
|
memcpy(ptr, src.data(), cpsz);
|
||||||
|
ptr[cpsz] = '\0';
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
struct ircd::iless
|
struct ircd::iless
|
||||||
{
|
{
|
||||||
using is_transparent = std::true_type;
|
using is_transparent = std::true_type;
|
||||||
|
|
Loading…
Reference in a new issue