Last change
on this file since 1156 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
|
File size:
826 bytes
|
Rev | Line | |
---|
[821] | 1 | /*
|
---|
| 2 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
---|
| 3 | */
|
---|
| 4 |
|
---|
| 5 | #include <stdlib.h>
|
---|
| 6 | #include <unistd.h>
|
---|
| 7 |
|
---|
| 8 | #include "libbb.h"
|
---|
| 9 |
|
---|
| 10 | #include "unarchive.h"
|
---|
| 11 |
|
---|
| 12 | /* transformer(), more than meets the eye */
|
---|
| 13 | int open_transformer(int src_fd, int (*transformer)(int src_fd, int dst_fd))
|
---|
| 14 | {
|
---|
| 15 | int fd_pipe[2];
|
---|
| 16 | int pid;
|
---|
| 17 |
|
---|
| 18 | if (pipe(fd_pipe) != 0) {
|
---|
| 19 | bb_perror_msg_and_die("Can't create pipe");
|
---|
| 20 | }
|
---|
| 21 |
|
---|
| 22 | pid = fork();
|
---|
| 23 | if (pid == -1) {
|
---|
| 24 | bb_perror_msg_and_die("Fork failed");
|
---|
| 25 | }
|
---|
| 26 |
|
---|
| 27 | if (pid == 0) {
|
---|
| 28 | /* child process */
|
---|
| 29 | close(fd_pipe[0]); /* We don't wan't to read from the parent */
|
---|
| 30 | transformer(src_fd, fd_pipe[1]);
|
---|
| 31 | close(fd_pipe[1]); /* Send EOF */
|
---|
| 32 | close(src_fd);
|
---|
| 33 | exit(0);
|
---|
| 34 | /* notreached */
|
---|
| 35 | }
|
---|
| 36 |
|
---|
| 37 | /* parent process */
|
---|
| 38 | close(fd_pipe[1]); /* Don't want to write to the child */
|
---|
| 39 |
|
---|
| 40 | return(fd_pipe[0]);
|
---|
| 41 | }
|
---|
Note:
See
TracBrowser
for help on using the repository browser.