diff options
Diffstat (limited to 'archival/bbunzip.c')
| -rw-r--r-- | archival/bbunzip.c | 123 |
1 files changed, 48 insertions, 75 deletions
diff --git a/archival/bbunzip.c b/archival/bbunzip.c index 824b002..1c8d0ab 100644 --- a/archival/bbunzip.c +++ b/archival/bbunzip.c @@ -4,7 +4,6 @@ * * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ - #include "libbb.h" #include "unarchive.h" @@ -141,8 +140,7 @@ int FAST_FUNC bbunpack(char **argv, return exitcode; } -#if ENABLE_BUNZIP2 || ENABLE_UNLZMA || ENABLE_UNCOMPRESS - +#if ENABLE_UNCOMPRESS || ENABLE_BUNZIP2 || ENABLE_UNLZMA || ENABLE_UNXZ static char* make_new_name_generic(char *filename, const char *expected_ext) { @@ -155,42 +153,40 @@ char* make_new_name_generic(char *filename, const char *expected_ext) *extension = '\0'; return filename; } - #endif /* - * Modified for busybox by Glenn McGrath - * Added support output to stdout by Thomas Lundquist <thomasez@zelow.no> + * Uncompress applet for busybox (c) 2002 Glenn McGrath * - * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. */ - -#if ENABLE_BUNZIP2 - +#if ENABLE_UNCOMPRESS static -char* make_new_name_bunzip2(char *filename) +char* make_new_name_uncompress(char *filename) { - return make_new_name_generic(filename, "bz2"); + return make_new_name_generic(filename, "Z"); } - static -IF_DESKTOP(long long) int unpack_bunzip2(unpack_info_t *info UNUSED_PARAM) +IF_DESKTOP(long long) int unpack_uncompress(unpack_info_t *info UNUSED_PARAM) { - return unpack_bz2_stream_prime(STDIN_FILENO, STDOUT_FILENO); -} + IF_DESKTOP(long long) int status = -1; -int bunzip2_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; -int bunzip2_main(int argc UNUSED_PARAM, char **argv) + if ((xread_char(STDIN_FILENO) != 0x1f) || (xread_char(STDIN_FILENO) != 0x9d)) { + bb_error_msg("invalid magic"); + } else { + status = unpack_Z_stream(STDIN_FILENO, STDOUT_FILENO); + } + return status; +} +int uncompress_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; +int uncompress_main(int argc UNUSED_PARAM, char **argv) { - getopt32(argv, "cfvdt"); + getopt32(argv, "cf"); argv += optind; - if (applet_name[2] == 'c') - option_mask32 |= OPT_STDOUT; - return bbunpack(argv, make_new_name_bunzip2, unpack_bunzip2); + return bbunpack(argv, make_new_name_uncompress, unpack_uncompress); } - #endif @@ -221,9 +217,7 @@ int bunzip2_main(int argc UNUSED_PARAM, char **argv) * See the license_msg below and the file COPYING for the software license. * See the file algorithm.doc for the compression algorithms and file formats. */ - #if ENABLE_GUNZIP - static char* make_new_name_gunzip(char *filename) { @@ -249,7 +243,6 @@ char* make_new_name_gunzip(char *filename) } return filename; } - static IF_DESKTOP(long long) int unpack_gunzip(unpack_info_t *info) { @@ -277,7 +270,6 @@ IF_DESKTOP(long long) int unpack_gunzip(unpack_info_t *info) } return status; } - /* * Linux kernel build uses gzip -d -n. We accept and ignore it. * Man page says: @@ -291,7 +283,6 @@ IF_DESKTOP(long long) int unpack_gunzip(unpack_info_t *info) * gzip: always save the original file name and time stamp (this is the default) * gunzip: restore the original file name and time stamp if present. */ - int gunzip_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int gunzip_main(int argc UNUSED_PARAM, char **argv) { @@ -303,7 +294,36 @@ int gunzip_main(int argc UNUSED_PARAM, char **argv) return bbunpack(argv, make_new_name_gunzip, unpack_gunzip); } +#endif + + +/* + * Modified for busybox by Glenn McGrath + * Added support output to stdout by Thomas Lundquist <thomasez@zelow.no> + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ +#if ENABLE_BUNZIP2 +static +char* make_new_name_bunzip2(char *filename) +{ + return make_new_name_generic(filename, "bz2"); +} +static +IF_DESKTOP(long long) int unpack_bunzip2(unpack_info_t *info UNUSED_PARAM) +{ + return unpack_bz2_stream_prime(STDIN_FILENO, STDOUT_FILENO); +} +int bunzip2_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; +int bunzip2_main(int argc UNUSED_PARAM, char **argv) +{ + getopt32(argv, "cfvdt"); + argv += optind; + if (applet_name[2] == 'c') /* bzcat */ + option_mask32 |= OPT_STDOUT; + return bbunpack(argv, make_new_name_bunzip2, unpack_bunzip2); +} #endif @@ -315,21 +335,17 @@ int gunzip_main(int argc UNUSED_PARAM, char **argv) * * Licensed under GPL v2, see file LICENSE in this tarball for details. */ - #if ENABLE_UNLZMA - static char* make_new_name_unlzma(char *filename) { return make_new_name_generic(filename, "lzma"); } - static IF_DESKTOP(long long) int unpack_unlzma(unpack_info_t *info UNUSED_PARAM) { return unpack_lzma_stream(STDIN_FILENO, STDOUT_FILENO); } - int unlzma_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int unlzma_main(int argc UNUSED_PARAM, char **argv) { @@ -346,62 +362,20 @@ int unlzma_main(int argc UNUSED_PARAM, char **argv) argv += optind; return bbunpack(argv, make_new_name_unlzma, unpack_unlzma); } - #endif -/* - * Uncompress applet for busybox (c) 2002 Glenn McGrath - * - * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. - */ - -#if ENABLE_UNCOMPRESS - -static -char* make_new_name_uncompress(char *filename) -{ - return make_new_name_generic(filename, "Z"); -} - -static -IF_DESKTOP(long long) int unpack_uncompress(unpack_info_t *info UNUSED_PARAM) -{ - IF_DESKTOP(long long) int status = -1; - - if ((xread_char(STDIN_FILENO) != 0x1f) || (xread_char(STDIN_FILENO) != 0x9d)) { - bb_error_msg("invalid magic"); - } else { - status = unpack_Z_stream(STDIN_FILENO, STDOUT_FILENO); - } - return status; -} - -int uncompress_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; -int uncompress_main(int argc UNUSED_PARAM, char **argv) -{ - getopt32(argv, "cf"); - argv += optind; - - return bbunpack(argv, make_new_name_uncompress, unpack_uncompress); -} - -#endif - #if ENABLE_UNXZ - static char* make_new_name_unxz(char *filename) { return make_new_name_generic(filename, "xz"); } - static IF_DESKTOP(long long) int unpack_unxz(unpack_info_t *info UNUSED_PARAM) { return unpack_xz_stream_stdin(); } - int unxz_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; int unxz_main(int argc UNUSED_PARAM, char **argv) { @@ -418,5 +392,4 @@ int unxz_main(int argc UNUSED_PARAM, char **argv) argv += optind; return bbunpack(argv, make_new_name_unxz, unpack_unxz); } - #endif |