blob: 86e206c6e6fe3992472d52ee0e876c5e719eba8b (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
#include <fcntl.h>
#include <unistd.h>
#include <sys/wait.h>
#include <stdio.h>
int main(int argc, char *argv[]) {
pid_t f = fork();
if (f < 0) {
perror("fork");
return 1;
}
if (f == 0) {
char *commargs[argc];
commargs[0] = argv[1];
for (int i = 0; i < argc - 2; i++)
commargs[i+1] = argv[i+1];
commargs[argc - 1] = NULL;
int w = open(argv[argc-1], O_WRONLY | O_CREAT, 0755);
dup2(w, 1);
close(w);
execvp(*commargs, commargs + 1);
}
else {
int status = -2;
wait(&status);
printf("Exit: %d\n", status);
}
}
|
