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include process id in expect buffer name

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Folkert 2022-10-12 21:06:44 +02:00
parent 19ea3489cb
commit 2b60cb1dcd
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2 changed files with 10 additions and 5 deletions
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9
crates/compiler/builtins/bitcode/src/expect.zig
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@ -30,8 +30,13 @@ extern fn roc_getppid() c_int;
pub fn readSharedBufferEnv() callconv(.C) void {
if (builtin.os.tag == .macos or builtin.os.tag == .linux) {
const name = "/roc_expect_buffer"; // IMPORTANT: shared memory object names must begin with / and contain no other slashes!
const shared_fd = roc_shm_open(@ptrCast(*const i8, name), O_RDWR | O_CREAT, 0o666);
// const name = "/roc_expect_buffer";
// IMPORTANT: shared memory object names must begin with / and contain no other slashes!
var name: [100]u8 = undefined;
_ = std.fmt.bufPrint(name[0..100], "/roc_expect_buffer_{}\x00", .{roc_getppid()}) catch unreachable;
const shared_fd = roc_shm_open(@ptrCast(*const i8, &name), O_RDWR | O_CREAT, 0o666);
const length = 4096;
const shared_ptr = roc_mmap(