42 lines
583 B
C
42 lines
583 B
C
#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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/**
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* @brief few: folk, execl, wait
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* @details
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*
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* @param argc
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* @param argv
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* @return int
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*/
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int main(int argc, char **argv)
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{
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pid_t pid;
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puts("Begin!");
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fflush(NULL);
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pid = fork( );
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if (pid < 0)
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{
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perror("fork()");
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exit(1);
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}
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if (0 == pid) // child
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{
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execl("/bin/date", "date", "+%s", NULL);
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perror("execl()");
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exit(1);
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}
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wait(NULL);
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puts("End!");
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exit(0);
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} |