23 lines
392 B
C
23 lines
392 B
C
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#include <sys/types.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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int main(){
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int pid = fork();
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if (pid == -1) {
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exit(0);
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}
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if (pid == 0) {
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printf("fork = %d, pid = %d, ppid = %d\n",pid,getpid(),getppid());
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sleep(4);
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exit(2);
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}
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if (pid > 0) {
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printf("fork = %d, pid = %d, ppid = %d\n",pid,getpid(),getppid());
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printf("%d\n",wait());
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exit(2);
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}
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}
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