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GETPID(2) BSD System Calls Manual GETPID(2) NAME getpid, getppid -- get parent or calling process identification SYNOPSIS #include <unistd.h> pid_t getpid(void); pid_t getppid(void); DESCRIPTION Getpid() returns the process ID of the calling process. The ID is guaranteed to be unique and is use-ful useful ful for constructing temporary file names. Getppid() returns the process ID of the parent of the calling process. ERRORS The getpid() and getppid() functions are always successful, and no return value is reserved to indicate an error. LEGACY SYNOPSIS #include <sys/types.h> #include <unistd.h> The include file <sys/types.h> is necessary. SEE ALSO gethostid(2), compat(5) STANDARDS Getpid() and getppid() conform to IEEE Std 1003.1-1988 (``POSIX.1''). 4th Berkeley Distribution June 4, 1993 4th Berkeley Distribution |
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