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dragonfly: std.c: more decls

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- add ucontext_t, mcontext_t
- add pthread_rwlock_t
This commit is contained in:
Michael Dusan 2023-08-15 17:20:05 -04:00
parent 4532ff2780
commit e1216686f3
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1 changed files with 54 additions and 0 deletions
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lib/std/c/dragonfly.zig
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@ -34,6 +34,10 @@ pub const pthread_attr_t = extern struct { // copied from freebsd
__align: c_long,
};
pub const pthread_rwlock_t = extern struct {
ptr: ?*anyopaque = null,
};
pub const sem_t = ?*opaque {};
pub extern "c" fn pthread_setname_np(thread: std.c.pthread_t, name: [*:0]const u8) E;
@ -55,6 +59,56 @@ pub const gid_t = u32;
pub const time_t = isize;
pub const suseconds_t = c_long;
pub const ucontext_t = extern struct {
sigmask: sigset_t,
mcontext: mcontext_t,
link: ?*ucontext_t,
stack: stack_t,
cofunc: ?*fn (?*ucontext_t, ?*anyopaque) void,
arg: ?*void,
_spare: [4]c_int,
};
pub const mcontext_t = extern struct {
onstack: register_t, // XXX - sigcontext compat.
rdi: register_t,
rsi: register_t,
rdx: register_t,
rcx: register_t,
r8: register_t,
r9: register_t,
rax: register_t,
rbx: register_t,
rbp: register_t,
r10: register_t,
r11: register_t,
r12: register_t,
r13: register_t,
r14: register_t,
r15: register_t,
xflags: register_t,
trapno: register_t,
addr: register_t,
flags: register_t,
err: register_t,
rip: register_t,
cs: register_t,
rflags: register_t,
rsp: register_t, // machine state
ss: register_t,
len: c_uint, // sizeof(mcontext_t)
fpformat: c_uint,
ownedfp: c_uint,
reserved: c_uint,
unused: [8]c_uint,
// NOTE! 64-byte aligned as of here. Also must match savefpu structure.
fpregs: [256]c_int align(64),
};
pub const register_t = isize;
pub const E = enum(u16) {
/// No error occurred.
SUCCESS = 0,