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std.os.path.realC: make overflow more clearly impossible

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Andrew Kelley 2018-11-21 13:41:10 -05:00
parent a69695a28c
commit b953e322a8
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1 changed files with 1 additions and 1 deletions
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std/os/path.zig
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@ -1183,7 +1183,7 @@ pub fn realC(out_buffer: *[os.MAX_PATH_BYTES]u8, pathname: [*]const u8) RealErro
const fd = try os.posixOpenC(pathname, posix.O_PATH | posix.O_NONBLOCK | posix.O_CLOEXEC, 0);
defer os.close(fd);
var buf: ["/proc/self/fd/-2147483648".len]u8 = undefined;
var buf: ["/proc/self/fd/-2147483648\x00".len]u8 = undefined;
const proc_path = fmt.bufPrint(buf[0..], "/proc/self/fd/{}\x00", fd) catch unreachable;
return os.readLinkC(out_buffer, proc_path.ptr);