Last change
on this file since 1314 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)
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File size:
826 bytes
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1 | /*
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2 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
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3 | */
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4 |
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5 | #include <stdlib.h>
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6 | #include <unistd.h>
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7 |
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8 | #include "libbb.h"
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9 |
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10 | #include "unarchive.h"
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11 |
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12 | /* transformer(), more than meets the eye */
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13 | int open_transformer(int src_fd, int (*transformer)(int src_fd, int dst_fd))
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14 | {
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15 | int fd_pipe[2];
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16 | int pid;
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17 |
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18 | if (pipe(fd_pipe) != 0) {
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19 | bb_perror_msg_and_die("Can't create pipe");
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20 | }
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21 |
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22 | pid = fork();
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23 | if (pid == -1) {
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24 | bb_perror_msg_and_die("Fork failed");
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25 | }
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26 |
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27 | if (pid == 0) {
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28 | /* child process */
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29 | close(fd_pipe[0]); /* We don't wan't to read from the parent */
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30 | transformer(src_fd, fd_pipe[1]);
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31 | close(fd_pipe[1]); /* Send EOF */
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32 | close(src_fd);
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33 | exit(0);
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34 | /* notreached */
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35 | }
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36 |
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37 | /* parent process */
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38 | close(fd_pipe[1]); /* Don't want to write to the child */
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39 |
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40 | return(fd_pipe[0]);
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41 | }
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