Zig 0.17.0-dev (Split by item)

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strncat

string.strncat

fn strncat(noalias dst: [*:0]c_char, noalias src: [*:0]const c_char, max: usize) callconv(.c) [*:0]c_char

File

lib/c/string.zig:89

Code

fn strncat(noalias dst: [*:0]c_char, noalias src: [*:0]const c_char, max: usize) callconv(.c) [*:0]c_char {
    const dst_len = std.mem.len(@as([*:0]u8, @ptrCast(dst)));
    const src_len = strnlen(src, max);

    @memcpy(dst[dst_len..][0..src_len], src[0..src_len]);
    dst[dst_len + src_len] = 0;
    return dst[0..(dst_len + src_len) :0].ptr;
}