mirror of
https://github.com/jart/cosmopolitan.git
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fa20edc44d
- Remove most __ASSEMBLER__ __LINKER__ ifdefs - Rename libc/intrin/bits.h to libc/serialize.h - Block pthread cancelation in fchmodat() polyfill - Remove `clang-format off` statements in third_party
58 lines
1.2 KiB
C
58 lines
1.2 KiB
C
#ifndef COSMOPOLITAN_LIBC_PROC_H_
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#define COSMOPOLITAN_LIBC_PROC_H_
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#include "libc/atomic.h"
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#include "libc/calls/struct/rusage.h"
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#include "libc/intrin/atomic.h"
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#include "libc/intrin/dll.h"
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#include "libc/thread/thread.h"
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#include "third_party/nsync/mu.h"
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COSMOPOLITAN_C_START_
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#define PROC_ALIVE 0
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#define PROC_ZOMBIE 1
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#define PROC_UNDEAD 2
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#define PROC_CONTAINER(e) DLL_CONTAINER(struct Proc, elem, e)
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struct Proc {
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int pid;
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int status;
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int waiters;
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bool wasforked;
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uint32_t wstatus;
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int64_t handle;
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struct Dll elem;
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struct rusage ru;
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};
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struct Procs {
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int waiters;
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atomic_uint once;
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nsync_mu lock;
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intptr_t thread;
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intptr_t onbirth;
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intptr_t haszombies;
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struct Dll *list;
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struct Dll *free;
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struct Dll *undead;
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struct Dll *zombies;
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struct Proc pool[8];
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unsigned allocated;
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struct rusage ruchlds;
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};
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extern struct Procs __proc;
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void __proc_wipe(void);
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void __proc_lock(void);
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void __proc_unlock(void);
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int64_t __proc_handle(int);
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int64_t __proc_search(int);
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struct Proc *__proc_new(void);
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void __proc_add(struct Proc *);
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void __proc_free(struct Proc *);
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int __proc_harvest(struct Proc *, bool);
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int sys_wait4_nt(int, int *, int, struct rusage *);
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COSMOPOLITAN_C_END_
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#endif /* COSMOPOLITAN_LIBC_PROC_H_ */
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