71 lines
1.6 KiB
C
71 lines
1.6 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <process.h>
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#include <errno.h>
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#include <string.h>
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void main()
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{
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int process_id;
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#if defined(__OS2__) || defined(__NT__)
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int status, rc;
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#endif
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process_id = spawnl( P_NOWAIT, "child.exe",
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"child", "5", NULL );
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if( process_id == -1 ) {
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printf( "spawn failed - %s\n", strerror( errno ) );
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exit( EXIT_FAILURE );
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}
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printf( "Process id = %d\n", process_id );
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#if defined(__OS2__) || defined(__NT__)
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rc = cwait( &status, process_id, WAIT_CHILD );
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if( rc == -1 ) {
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printf( "wait failed - %s\n", strerror( errno ) );
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} else {
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printf( "wait succeeded - %x\n", status );
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switch( status & 0xff ) {
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case 0:
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printf( "Normal termination exit code = %d\n",
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status >> 8 );
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break;
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case 1:
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printf( "Hard-error abort\n" );
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break;
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case 2:
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printf( "Trap operation\n" );
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break;
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case 3:
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printf( "SIGTERM signal not intercepted\n" );
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break;
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default:
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printf( "Bogus return status\n" );
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}
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}
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#endif
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printf( "spawn completed\n" );
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}
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/*
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[child.c]
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#include <stdio.h>
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#include <stdlib.h>
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#include <dos.h>
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void main( int argc, char *argv[] )
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{
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int delay;
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if( argc <= 1 )
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exit( EXIT_FAILURE );
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delay = atoi( argv[1] );
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printf( "I am a child going to sleep "
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"for %d seconds\n", delay );
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sleep( delay );
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printf( "I am a child awakening\n" );
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exit( 123 );
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}
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*/
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