authorgravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2019-12-02 01:13:46-05:00
committergravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2019-12-02 01:13:46-05:00
logb6127b0fe93cfc70d790b6fc9456f5633591e630
tree61ccc6f30a48f3974ca210a3e06ba3ef74ac6ef7
parent6d8550a7dfecc3f8fcf2e1ff869921ce48ca1683
signaturelock-open Commit is signed but in an unrecognized format.

add some null-termination annotations

closes #3797

1 files changed, 5 insertions(+), 5 deletions(-)

lib/std/special/c.zig+5-5
......@@ -39,20 +39,20 @@ comptime {
3939
4040extern var _fltused: c_int = 1;
4141
42extern fn main(argc: c_int, argv: [*][*]u8) c_int;
42extern fn main(argc: c_int, argv: [*:null]?[*:0]u8) c_int;
4343extern fn wasm_start() void {
4444 _ = main(0, undefined);
4545}
4646
47extern fn strcmp(s1: [*]const u8, s2: [*]const u8) c_int {
47extern fn strcmp(s1: [*:0]const u8, s2: [*:0]const u8) c_int {
4848 return std.cstr.cmp(s1, s2);
4949}
5050
51extern fn strlen(s: [*]const u8) usize {
51extern fn strlen(s: [*:0]const u8) usize {
5252 return std.mem.len(u8, s);
5353}
5454
55extern fn strncmp(_l: [*]const u8, _r: [*]const u8, _n: usize) c_int {
55extern fn strncmp(_l: [*:0]const u8, _r: [*:0]const u8, _n: usize) c_int {
5656 if (_n == 0) return 0;
5757 var l = _l;
5858 var r = _r;
......@@ -65,7 +65,7 @@ extern fn strncmp(_l: [*]const u8, _r: [*]const u8, _n: usize) c_int {
6565 return @as(c_int, l[0]) - @as(c_int, r[0]);
6666}
6767
68extern fn strerror(errnum: c_int) [*]const u8 {
68extern fn strerror(errnum: c_int) [*:0]const u8 {
6969 return "TODO strerror implementation";
7070}
7171