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Manual Reference Pages  - system_getppid (3m_system)

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NAME

system_getppid(3f) - [M_system:QUERY] get parent process ID (PPID) of current process from Fortran by calling getppid(3c) (LICENSE:PD)

CONTENTS

Synopsis
Description
Return Value
Errors
See Also
Examples

SYNOPSIS

integer(kind=c_int) function system_getppid()

DESCRIPTION

The system_getppid() function returns the parent process ID of the calling process.

RETURN VALUE

The system_getppid() function should always be successful and no return value is reserved to indicate an error.

ERRORS

No errors are defined.

SEE ALSO

exec, fork(), getpgid(), getpgrp(), getpid(), kill(), setpgid(), setsid()

EXAMPLES

Get parent process PID (PPID) from Fortran

   program demo_system_getppid
   use M_system, only : system_getppid
   implicit none
      write(*,*)’PPID=’,system_getppid()
   end program demo_system_getppid

Results:

 >  PPID=      484730

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Nemo Release 3.1

system_getppid (3m_system)

March 07, 2025

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