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Get the process ID
#include <process.h>
pid_t getpid( void );
libc
Use the -l c option to
qcc
to link against this library.
This library is usually included automatically.
The getpid() function gets the process ID for the calling
process.
The process ID of the calling process.
#include <stdio.h>
#include <stdlib.h>
#include <process.h>
int main ( void )
{
printf( "I'm process %d\n", getpid() );
return EXIT_SUCCESS;
}
POSIX 1003.1
Safety: | |
Cancellation point |
No |
Interrupt handler |
No |
Signal handler |
Yes |
Thread |
Yes |
getppid()
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