Query: getppid
OS: osx
Section: 2
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GETPID(2) BSD System Calls Manual GETPID(2)NAMEgetpid, getppid -- get parent or calling process identificationSYNOPSIS#include <unistd.h> pid_t getpid(void); pid_t getppid(void);DESCRIPTIONGetpid() returns the process ID of the calling process. The ID is guaranteed to be unique and is useful for constructing temporary file names. Getppid() returns the process ID of the parent of the calling process.ERRORSThe 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 ALSOgethostid(2), compat(5)STANDARDSGetpid() and getppid() conform to IEEE Std 1003.1-1988 (``POSIX.1''). 4th Berkeley Distribution June 4, 1993 4th Berkeley Distribution