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g[un]zip: add support for -v (verbose).

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Add CONFIG_DESKTOP, almost all bloat from this change
is hidden under that.
This commit is contained in:
Denis Vlasenko 2006-10-01 15:55:11 +00:00
parent f8aa109a9f
commit 97a8dd3857
15 changed files with 122 additions and 72 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
Config.in
View File

@ -29,6 +29,14 @@ config CONFIG_NITPICK
You have been warned.
config CONFIG_DESKTOP
bool "Enable options for full-blown desktop systems."
default n
help
Enable options and features which are not essential.
Select this only if you plan to use busybox on full-blown
desktop machine with common Linux distro, not on an ebmbedded box.
choice
prompt "Buffer allocation policy"
default CONFIG_FEATURE_BUFFERS_USE_MALLOC

5
archival/bunzip2.c
View File

@ -14,9 +14,10 @@
int bunzip2_main(int argc, char **argv)
{
USE_DESKTOP(long long) int status;
char *filename;
unsigned long opt;
int status, src_fd, dst_fd;
int src_fd, dst_fd;
opt = bb_getopt_ulflags(argc, argv, "cf");
@ -55,7 +56,7 @@ int bunzip2_main(int argc, char **argv)
} else dst_fd = STDOUT_FILENO;
status = uncompressStream(src_fd, dst_fd);
if (filename) {
if (!status) filename[strlen(filename)] = '.';
if (status >= 0) filename[strlen(filename)] = '.';
if (unlink(filename) < 0) {
bb_error_msg_and_die("cannot remove %s", filename);
}

52
archival/gunzip.c
View File

@ -34,13 +34,15 @@
#define GUNZIP_OPT_FORCE 2
#define GUNZIP_OPT_TEST 4
#define GUNZIP_OPT_DECOMPRESS 8
#define GUNZIP_OPT_VERBOSE 0x10
int gunzip_main(int argc, char **argv)
{
char status = EXIT_SUCCESS;
USE_DESKTOP(long long) int status;
int exitcode = 0;
unsigned long opt;
opt = bb_getopt_ulflags(argc, argv, "cftd");
opt = bb_getopt_ulflags(argc, argv, "cftdv");
/* if called as zcat */
if (strcmp(bb_applet_name, "zcat") == 0) {
opt |= GUNZIP_OPT_STDOUT;
@ -59,6 +61,8 @@ int gunzip_main(int argc, char **argv)
if (old_path == NULL || strcmp(old_path, "-") == 0) {
src_fd = STDIN_FILENO;
opt |= GUNZIP_OPT_STDOUT;
USE_DESKTOP(opt &= ~GUNZIP_OPT_VERBOSE;)
optind = argc; /* we don't handle "gunzip - a.gz b.gz" */
} else {
src_fd = xopen(old_path, O_RDONLY);
@ -67,9 +71,9 @@ int gunzip_main(int argc, char **argv)
}
/* Check that the input is sane. */
if (isatty(src_fd) && ((opt & GUNZIP_OPT_FORCE) == 0)) {
if (isatty(src_fd) && !(opt & GUNZIP_OPT_FORCE)) {
bb_error_msg_and_die
("compressed data not read from terminal. Use -f to force it.");
("compressed data not read from terminal, use -f to force it");
}
/* Set output filename and number */
@ -94,7 +98,8 @@ int gunzip_main(int argc, char **argv)
extension[2] = 'a';
extension[3] = 'r';
} else {
bb_error_msg_and_die("Invalid extension");
// FIXME: should we die or just skip to next?
bb_error_msg_and_die("invalid extension");
}
/* Open output file (with correct permissions) */
@ -105,30 +110,34 @@ int gunzip_main(int argc, char **argv)
delete_path = old_path;
}
status = -1;
/* do the decompression, and cleanup */
if (xread_char(src_fd) == 0x1f) {
unsigned char magic2;
magic2 = xread_char(src_fd);
#ifdef CONFIG_FEATURE_GUNZIP_UNCOMPRESS
if (magic2 == 0x9d) {
if (ENABLE_FEATURE_GUNZIP_UNCOMPRESS && magic2 == 0x9d) {
status = uncompress(src_fd, dst_fd);
} else
#endif
if (magic2 == 0x8b) {
check_header_gzip(src_fd);
} else if (magic2 == 0x8b) {
check_header_gzip(src_fd); // FIXME: xfunc? _or_die?
status = inflate_gunzip(src_fd, dst_fd);
if (status != 0) {
bb_error_msg_and_die("error inflating");
} else {
bb_error_msg("invalid magic");
exitcode = 1;
}
if (status < 0) {
bb_error_msg("error inflating");
exitcode = 1;
}
else if (ENABLE_DESKTOP && (opt & GUNZIP_OPT_VERBOSE)) {
fprintf(stderr, "%s: %u%% - replaced with %s\n",
// TODO: LARGEFILE support for stat_buf.st_size?
old_path, (unsigned)(stat_buf.st_size*100 / (status+1)), new_path);
}
} else {
bb_error_msg_and_die("invalid magic");
bb_error_msg("invalid magic"); exitcode = 1;
}
} else {
bb_error_msg_and_die("invalid magic");
}
if ((status != EXIT_SUCCESS) && (new_path)) {
if (status < 0 && new_path) {
/* Unzip failed, remove new path instead of old path */
delete_path = new_path;
}
@ -142,12 +151,13 @@ int gunzip_main(int argc, char **argv)
/* delete_path will be NULL if in test mode or from stdin */
if (delete_path && (unlink(delete_path) == -1)) {
bb_error_msg_and_die("cannot remove %s", delete_path);
bb_error_msg("cannot remove %s", delete_path);
exitcode = 1;
}
free(new_path);
} while (optind < argc);
return status;
return exitcode;
}

7
archival/gzip.c
View File

@ -16,6 +16,8 @@
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
*/
// TODO: full support for -v for DESKTOP
#define SMALL_MEM
#include <stdlib.h>
@ -1134,7 +1136,7 @@ int gzip_main(int argc, char **argv)
struct stat statBuf;
char *delFileName;
opt = bb_getopt_ulflags(argc, argv, "cf123456789q" USE_GUNZIP("d"));
opt = bb_getopt_ulflags(argc, argv, "cf123456789qv" USE_GUNZIP("d"));
//if (opt & 0x1) // -c
//if (opt & 0x2) // -f
/* Ignore 1-9 (compression level) options */
@ -1148,7 +1150,8 @@ int gzip_main(int argc, char **argv)
//if (opt & 0x200) // -8
//if (opt & 0x400) // -9
//if (opt & 0x800) // -q
if (ENABLE_GUNZIP && (opt & 0x1000)) { // -d
//if (opt & 0x1000) // -v
if (ENABLE_GUNZIP && (opt & 0x2000)) { // -d
/* FIXME: bb_getopt_ulflags should not depend on optind */
optind = 1;
return gunzip_main(argc, argv);

18
archival/libunarchive/decompress_bunzip2.c
View File

@ -671,20 +671,24 @@ static int start_bunzip(bunzip_data **bdp, int in_fd, unsigned char *inbuf,
/* Example usage: decompress src_fd to dst_fd. (Stops at end of bzip data,
not end of file.) */
int uncompressStream(int src_fd, int dst_fd)
USE_DESKTOP(long long) int
uncompressStream(int src_fd, int dst_fd)
{
USE_DESKTOP(long long total_written = 0;)
char *outbuf;
bunzip_data *bd;
int i;
outbuf=xmalloc(IOBUF_SIZE);
if(!(i=start_bunzip(&bd,src_fd,0,0))) {
i=start_bunzip(&bd,src_fd,0,0);
if(!i) {
for(;;) {
if((i=read_bunzip(bd,outbuf,IOBUF_SIZE)) <= 0) break;
if(i!=write(dst_fd,outbuf,i)) {
i=RETVAL_UNEXPECTED_OUTPUT_EOF;
break;
}
USE_DESKTOP(total_written += i;)
}
}
@ -692,20 +696,20 @@ int uncompressStream(int src_fd, int dst_fd)
if(i==RETVAL_LAST_BLOCK) {
if (bd->headerCRC!=bd->totalCRC) {
bb_error_msg("Data integrity error when decompressing.");
bb_error_msg("data integrity error when decompressing");
} else {
i=RETVAL_OK;
}
} else if (i==RETVAL_UNEXPECTED_OUTPUT_EOF) {
bb_error_msg("Compressed file ends unexpectedly");
bb_error_msg("compressed file ends unexpectedly");
} else {
bb_error_msg("Decompression failed");
bb_error_msg("decompression failed");
}
free(bd->dbuf);
free(bd);
free(outbuf);
return i;
return i ? i : USE_DESKTOP(total_written) + 0;
}
#ifdef TESTING
@ -720,7 +724,7 @@ int main(int argc, char *argv[])
int i=uncompressStream(0,1);
char c;
if(i) fprintf(stderr,"%s\n", bunzip_errors[-i]);
if(i<0) fprintf(stderr,"%s\n", bunzip_errors[-i]);
else if(read(0,&c,1)) fprintf(stderr,"Trailing garbage ignored\n");
return -i;
}

16
archival/libunarchive/decompress_uncompress.c
View File

@ -86,8 +86,10 @@ static int maxbits = BITS;
* with those of the compress() routine. See the definitions above.
*/
int uncompress(int fd_in, int fd_out)
USE_DESKTOP(long long) int
uncompress(int fd_in, int fd_out)
{
USE_DESKTOP(long long total_written = 0;)
unsigned char *stackp;
long int code;
int finchar;
@ -182,16 +184,16 @@ int uncompress(int fd_in, int fd_out)
{
unsigned char *p = &inbuf[posbits >> 3];
code =
((((long) (p[0])) | ((long) (p[1]) << 8) |
code = ((((long) (p[0])) | ((long) (p[1]) << 8) |
((long) (p[2]) << 16)) >> (posbits & 0x7)) & bitmask;
}
posbits += n_bits;
if (oldcode == -1) {
outbuf[outpos++] = (unsigned char) (finchar =
(int) (oldcode = code));
oldcode = code;
finchar = (int) oldcode;
outbuf[outpos++] = (unsigned char) finchar;
continue;
}
@ -255,6 +257,7 @@ int uncompress(int fd_in, int fd_out)
if (outpos >= OBUFSIZ) {
write(fd_out, outbuf, outpos);
USE_DESKTOP(total_written += outpos;)
outpos = 0;
}
stackp += i;
@ -280,9 +283,10 @@ int uncompress(int fd_in, int fd_out)
if (outpos > 0) {
write(fd_out, outbuf, outpos);
USE_DESKTOP(total_written += outpos;)
}
RELEASE_CONFIG_BUFFER(inbuf);
RELEASE_CONFIG_BUFFER(outbuf);
return 0;
return USE_DESKTOP(total_written) + 0;
}

16
archival/libunarchive/decompress_unlzma.c
View File

@ -211,9 +211,10 @@ typedef struct {
#define LZMA_REP_LEN_CODER (LZMA_LEN_CODER + LZMA_NUM_LEN_PROBS)
#define LZMA_LITERAL (LZMA_REP_LEN_CODER + LZMA_NUM_LEN_PROBS)
int unlzma(int src_fd, int dst_fd)
USE_DESKTOP(long long) int
unlzma(int src_fd, int dst_fd)
{
USE_DESKTOP(long long total_written = 0;)
lzma_header_t header;
int lc, pb, lp;
uint32_t pos_state_mask;
@ -305,7 +306,9 @@ int unlzma(int src_fd, int dst_fd)
if (buffer_pos == header.dict_size) {
buffer_pos = 0;
global_pos += header.dict_size;
// FIXME: error check
write(dst_fd, buffer, header.dict_size);
USE_DESKTOP(total_written += header.dict_size;)
}
if (state < 4)
state = 0;
@ -345,7 +348,9 @@ int unlzma(int src_fd, int dst_fd)
if (buffer_pos == header.dict_size) {
buffer_pos = 0;
global_pos += header.dict_size;
// FIXME: error check
write(dst_fd, buffer, header.dict_size);
USE_DESKTOP(total_written += header.dict_size;)
}
continue;
} else {
@ -456,15 +461,18 @@ int unlzma(int src_fd, int dst_fd)
if (buffer_pos == header.dict_size) {
buffer_pos = 0;
global_pos += header.dict_size;
// FIXME: error check
write(dst_fd, buffer, header.dict_size);
USE_DESKTOP(total_written += header.dict_size;)
}
len--;
} while (len != 0 && buffer_pos < header.dst_size);
}
}
// FIXME: error check
write(dst_fd, buffer, buffer_pos);
USE_DESKTOP(total_written += buffer_pos;)
rc_free(&rc);
return 0;
return USE_DESKTOP(total_written) + 0;
}

15
archival/libunarchive/decompress_unzip.c
View File

@ -835,8 +835,10 @@ void inflate_cleanup(void)
free(bytebuffer);
}
int inflate_unzip(int in, int out)
USE_DESKTOP(long long) int
inflate_unzip(int in, int out)
{
USE_DESKTOP(long long total = 0;)
ssize_t nwrote;
typedef void (*sig_type) (int);
@ -864,6 +866,7 @@ int inflate_unzip(int in, int out)
bb_perror_msg("write");
return -1;
}
USE_DESKTOP(total += nwrote;)
if (ret == 0) break;
}
@ -880,15 +883,17 @@ int inflate_unzip(int in, int out)
gunzip_bb >>= 8;
gunzip_bk -= 8;
}
return 0;
return USE_DESKTOP(total) + 0;
}
int inflate_gunzip(int in, int out)
USE_DESKTOP(long long) int
inflate_gunzip(int in, int out)
{
uint32_t stored_crc = 0;
unsigned int count;
USE_DESKTOP(long long total = )inflate_unzip(in, out);
inflate_unzip(in, out);
USE_DESKTOP(if (total < 0) return total;)
/* top up the input buffer with the rest of the trailer */
count = bytebuffer_size - bytebuffer_offset;
@ -915,5 +920,5 @@ int inflate_gunzip(int in, int out)
return -1;
}
return 0;
return USE_DESKTOP(total) + 0;
}

2
archival/libunarchive/get_header_tar_gz.c
View File

@ -17,7 +17,7 @@ char get_header_tar_gz(archive_handle_t *archive_handle)
xread(archive_handle->src_fd, &magic, 2);
if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
bb_error_msg_and_die("Invalid gzip magic");
bb_error_msg_and_die("invalid gzip magic");
}
check_header_gzip(archive_handle->src_fd);

6
archival/libunarchive/open_transformer.c
View File

@ -11,7 +11,8 @@
#include "unarchive.h"
/* transformer(), more than meets the eye */
int open_transformer(int src_fd, int (*transformer)(int src_fd, int dst_fd))
int open_transformer(int src_fd,
USE_DESKTOP(long long) int (*transformer)(int src_fd, int dst_fd))
{
int fd_pipe[2];
int pid;
@ -28,6 +29,7 @@ int open_transformer(int src_fd, int (*transformer)(int src_fd, int dst_fd))
if (pid == 0) {
/* child process */
close(fd_pipe[0]); /* We don't wan't to read from the parent */
// FIXME: error check?
transformer(src_fd, fd_pipe[1]);
close(fd_pipe[1]); /* Send EOF */
close(src_fd);
@ -38,5 +40,5 @@ int open_transformer(int src_fd, int (*transformer)(int src_fd, int dst_fd))
/* parent process */
close(fd_pipe[1]); /* Don't want to write to the child */
return(fd_pipe[0]);
return fd_pipe[0];
}

8
archival/rpm2cpio.c
View File

@ -63,7 +63,7 @@ int rpm2cpio_main(int argc, char **argv)
xread(rpm_fd, &lead, sizeof(struct rpm_lead));
if (strncmp((char *) &lead.magic, RPM_MAGIC, 4) != 0) {
bb_error_msg_and_die("Invalid RPM magic"); /* Just check the magic, the rest is irrelevant */
bb_error_msg_and_die("invalid RPM magic"); /* Just check the magic, the rest is irrelevant */
}
/* Skip the signature header */
@ -75,12 +75,12 @@ int rpm2cpio_main(int argc, char **argv)
xread(rpm_fd, &magic, 2);
if ((magic[0] != 0x1f) || (magic[1] != 0x8b)) {
bb_error_msg_and_die("Invalid gzip magic");
bb_error_msg_and_die("invalid gzip magic");
}
check_header_gzip(rpm_fd);
if (inflate_gunzip(rpm_fd, STDOUT_FILENO) != 0) {
bb_error_msg("Error inflating");
if (inflate_gunzip(rpm_fd, STDOUT_FILENO) < 0) {
bb_error_msg("error inflating");
}
close(rpm_fd);

12
archival/unlzma.c
View File

@ -8,6 +8,8 @@
* Licensed under GPL v2, see file LICENSE in this tarball for details.
*/
/* Why our g[un]zip/bunzip2 are so ugly compared to this beauty? */
#include "busybox.h"
#include "unarchive.h"
@ -15,15 +17,16 @@
int unlzma_main(int argc, char **argv)
{
USE_DESKTOP(long long) int status;
char *filename;
unsigned long opt;
int status, src_fd, dst_fd;
int src_fd, dst_fd;
opt = bb_getopt_ulflags(argc, argv, "c");
/* Set input filename and number */
filename = argv[optind];
if ((filename) && (filename[0] != '-') && (filename[1] != '\0')) {
if (filename && (filename[0] != '-') && (filename[1] != '\0')) {
/* Open input file */
src_fd = xopen(filename, O_RDONLY);
} else {
@ -50,13 +53,12 @@ int unlzma_main(int argc, char **argv)
dst_fd = STDOUT_FILENO;
status = unlzma(src_fd, dst_fd);
if (filename) {
if (!status)
if (status >= 0) /* if success delete src, else delete dst */
filename[strlen(filename)] = '.';
if (unlink(filename) < 0) {
bb_error_msg_and_die("cannot remove %s", filename);
}
}
return status;
return (status < 0);
}

2
coreutils/od.c
View File

@ -11,6 +11,8 @@
* Original copyright notice is retained at the end of this file.
*/
// TODO: -t. busybox's own build script needs it
#include <ctype.h>
#include <string.h>
#include <getopt.h>

6
include/libbb.h
View File

@ -339,7 +339,7 @@ char *last_char_is(const char *s, int c);
char *fgets_str(FILE *file, const char *terminating_string);
extern int uncompress(int fd_in, int fd_out);
extern USE_DESKTOP(long long) int uncompress(int fd_in, int fd_out);
extern int inflate(int in, int out);
extern struct hostent *xgethostbyname(const char *name);
@ -353,9 +353,9 @@ extern void bb_lookup_host(struct sockaddr_in *s_in, const char *host);
// This is declared here rather than #including <libgen.h> in order to avoid
// confusing the two versions of basename. See the dirname/basename man page
// for details.
char *dirname (char *path);
char *dirname(char *path);
int bb_make_directory (char *path, long mode, int flags);
int bb_make_directory(char *path, long mode, int flags);
int get_signum(const char *name);
const char *get_signame(int number);

11
include/unarchive.h
View File

@ -100,14 +100,15 @@ extern void data_align(archive_handle_t *archive_handle, const unsigned short bo
extern const llist_t *find_list_entry(const llist_t *list, const char *filename);
extern const llist_t *find_list_entry2(const llist_t *list, const char *filename);
extern int uncompressStream(int src_fd, int dst_fd);
extern USE_DESKTOP(long long) int uncompressStream(int src_fd, int dst_fd);
extern void inflate_init(unsigned int bufsize);
extern void inflate_cleanup(void);
extern int inflate_unzip(int in, int out);
extern int inflate_gunzip(int in, int out);
extern int unlzma(int src_fd, int dst_fd);
extern USE_DESKTOP(long long) int inflate_unzip(int in, int out);
extern USE_DESKTOP(long long) int inflate_gunzip(int in, int out);
extern USE_DESKTOP(long long) int unlzma(int src_fd, int dst_fd);
extern int open_transformer(int src_fd, int (*transformer)(int src_fd, int dst_fd));
extern int open_transformer(int src_fd,
USE_DESKTOP(long long) int (*transformer)(int src_fd, int dst_fd));
#endif