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27 lines
428 B
C
27 lines
428 B
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <unistd.h>
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int main() {
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pid_t pid = fork();
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int status = 0;
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if (pid == 0) {
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execlp("./hellocallee", "echo", "aa", "bb", (char*)0);
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abort();
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}else{
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printf("parent %d waiting for %d\n", getpid(), pid);
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waitpid(pid, &status, 0);
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printf("child %d exited %d\n", pid, status);
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}
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return status;
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}
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