#include <unistd.h>
#include <fcntl.h>
-static int redirect_output(const char *dev)
-{
- pid_t p = setsid();
- int fd;
-
- chdir("/dev");
- fd = open(dev, O_RDWR);
- chdir("/");
-
- if (fd < 0)
- return -1;
-
- dup2(fd, STDIN_FILENO);
- dup2(fd, STDOUT_FILENO);
- dup2(fd, STDERR_FILENO);
- tcsetpgrp(fd, p);
- close(fd);
-
- return 0;
-}
-
int main(int argc, char **argv)
{
int c;
- if (redirect_output(argv[1]))
- fprintf(stderr, "%s: Failed to open %s\n", argv[0], argv[1]);
-
printf("Please press Enter to activate this console.\n");
do {
c = getchar();
}
while (c != 0xA);
- execvp(argv[2], &argv[2]);
- printf("%s: Failed to execute %s\n", argv[0], argv[2]);
+ if (argc < 2) {
+ printf("%s needs to be called with at least 1 parameter\n", argv[0]);
+ return -1;
+ }
+
+ execvp(argv[1], &argv[1]);
+ printf("Failed to execute %s\n", argv[1]);
return -1;
}