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| author | Denys Vlasenko | 2013-02-28 18:37:04 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2013-02-28 18:37:04 +0100 |
| commit | 41655438c6b61d05ddf3619f31abc1fa3583e2be (patch) | |
| tree | 2cd59adb50db669a1b39ce37cdbc13a1861ceb53 /archival | |
| parent | 8e96efa32314ec5a4e6ace9a6fe7a1694e2e7d90 (diff) | |
| download | busybox-41655438c6b61d05ddf3619f31abc1fa3583e2be.zip busybox-41655438c6b61d05ddf3619f31abc1fa3583e2be.tar.gz | |
zcat: fix "zcat FILE" trying to do detection twice
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival')
| -rw-r--r-- | archival/bbunzip.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/archival/bbunzip.c b/archival/bbunzip.c index 54dc2f5..d59c655 100644 --- a/archival/bbunzip.c +++ b/archival/bbunzip.c @@ -66,12 +66,17 @@ int FAST_FUNC bbunpack(char **argv, if (open_to_or_warn(STDIN_FILENO, filename, O_RDONLY, 0)) goto err; } else { - /* "clever zcat" */ + /* "clever zcat" with FILE */ int fd = open_zipped(filename); if (fd < 0) goto err_name; xmove_fd(fd, STDIN_FILENO); } + } else + if (option_mask32 & SEAMLESS_MAGIC) { + /* "clever zcat" on stdin */ + if (setup_unzip_on_fd(STDIN_FILENO, /*fail_if_not_detected*/ 0)) + goto err; } /* Special cases: test, stdout */ @@ -115,15 +120,9 @@ int FAST_FUNC bbunpack(char **argv, if (status < 0) exitcode = 1; } else { - /* "clever zcat" */ - if (!filename) { - if (setup_unzip_on_fd(STDIN_FILENO, /*fail_if_not_detected*/ 0)) - goto err; - } - if (bb_copyfd_eof(STDIN_FILENO, STDOUT_FILENO) < 0) { + if (bb_copyfd_eof(STDIN_FILENO, STDOUT_FILENO) < 0) /* Disk full, tty closed, etc. No point in continuing */ xfunc_die(); - } } if (!(option_mask32 & OPT_STDOUT)) |