77 lines
1.3 KiB
C
77 lines
1.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <err.h>
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/*
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__
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___( o)>
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\ <_. )
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`---'
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Coic coic
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*/
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int duper(char **argv, char *output){
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//int fd[2];
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//pipe(fd);
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if(!argv || !*argv || !output) return 1;
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int wstatus;
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pid_t pid = fork();
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if(pid < 0) {
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printf("Something went wrong in duper.\n");
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return 1;
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}
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//Child
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else if (pid == 0){
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// ouverture en mode write
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FILE *file = fopen(output, "w");
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if(!file) {
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printf("Something went wrong in duper.\n");
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exit(-1);
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}
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int fno = fileno(file);
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if(dup2(fno, STDOUT_FILENO) == -1){
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printf("Something went wrong in duper.\n");
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exit(-1);
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}
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fclose(file);
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execvp(argv[0],argv);
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exit(0);
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}
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// Uncle... Daddy, mommy, well ikd
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else {
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if(waitpid(pid, &wstatus, 0) == -1) return -1;
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if(WIFEXITED(wstatus)) printf("My child send me %i.\n", WEXITSTATUS(wstatus));
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}
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return 0;
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}
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/*
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int main(int argc, char **argv)
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{
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if(argc > 3)
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duper(argv + 2, argv[1]);
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}
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*/
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