mirror of
https://git.sb/baoshuo/OI-codes.git
synced 2024-12-26 21:31:59 +00:00
32 lines
500 B
C
32 lines
500 B
C
#include <unistd.h>
|
|
|
|
int main() {
|
|
int f1[2], f2[2];
|
|
pipe(f1);
|
|
pipe(f2);
|
|
|
|
if (!fork()) {
|
|
// Child
|
|
dup2(STDIN_FILENO, f1[0]);
|
|
dup2(STDOUT_FILENO, f2[1]);
|
|
char *cmd = "./test";
|
|
char *argv[2];
|
|
argv[0] = "./test";
|
|
argv[1] = NULL;
|
|
|
|
execvp(cmd, argv);
|
|
}
|
|
|
|
if (!fork()) {
|
|
// Child
|
|
dup2(STDIN_FILENO, f2[0]);
|
|
dup2(STDOUT_FILENO, f1[1]);
|
|
char *cmd = "./iat";
|
|
char *argv[2];
|
|
argv[0] = "./iat";
|
|
argv[1] = NULL;
|
|
|
|
execvp(cmd, argv);
|
|
}
|
|
}
|