получить идентификатор родительского процесса (get the parent process ID)
Пролог (Prolog)
This manual page is part of the POSIX Programmer's Manual. The
Linux implementation of this interface may differ (consult the
corresponding Linux manual page for details of Linux behavior),
or the interface may not be implemented on Linux.
Имя (Name)
getppid — get the parent process ID
Синопсис (Synopsis)
#include <unistd.h>
pid_t getppid(void);
Описание (Description)
The getppid() function shall return the parent process ID of the
calling process.
Возвращаемое значение (Return value)
The getppid() function shall always be successful and no return
value is reserved to indicate an error.
Ошибки (Error)
No errors are defined.
The following sections are informative.
Примеры (Examples)
None.
Использование в приложениях (Application usage)
None.
Обоснование (Rationale)
None.
Будущие направления (Future directions)
None.
Смотри также (See also)
exec(1p), fork(3p), getpgid(3p), getpgrp(3p), getpid(3p),
kill(3p), setpgid(3p), setsid(3p)
The Base Definitions volume of POSIX.1‐2017, sys_types.h(0p),
unistd.h(0p)