Move deb_extract() to libbb, dpkg now independent of dpkg-deb
diff --git a/Makefile b/Makefile
index 3b6b910..84337ba 100644
--- a/Makefile
+++ b/Makefile
@@ -237,13 +237,13 @@
LIBBB_LIB = libbb.a
LIBBB_CSRC= ask_confirmation.c check_wildcard_match.c chomp.c \
concat_path_file.c copy_file.c copy_file_chunk.c create_path.c daemon.c \
-device_open.c error_msg.c error_msg_and_die.c find_mount_point.c \
-find_pid_by_name.c find_root_device.c full_read.c full_write.c \
-get_ar_headers.c get_console.c get_last_path_component.c get_line_from_file.c \
-human_readable.c inode_hash.c isdirectory.c kernel_version.c loop.c \
-mode_string.c module_syscalls.c mtab.c mtab_file.c my_getgrnam.c \
-my_getgrgid.c my_getpwnam.c my_getpwnamegid.c my_getpwuid.c parse_mode.c \
-parse_number.c perror_msg.c perror_msg_and_die.c print_file.c \
+deb_extract.c device_open.c error_msg.c error_msg_and_die.c \
+find_mount_point.c find_pid_by_name.c find_root_device.c full_read.c \
+full_write.c get_ar_headers.c get_console.c get_last_path_component.c \
+get_line_from_file.c human_readable.c inode_hash.c isdirectory.c \
+kernel_version.c loop.c mode_string.c module_syscalls.c mtab.c mtab_file.c \
+my_getgrnam.c my_getgrgid.c my_getpwnam.c my_getpwnamegid.c my_getpwuid.c \
+parse_mode.c parse_number.c perror_msg.c perror_msg_and_die.c print_file.c \
process_escape_sequence.c recursive_action.c safe_read.c safe_strncpy.c \
syscalls.c syslog_msg_with_name.c time_string.c trim.c vdprintf.c verror_msg.c \
vperror_msg.c wfopen.c xfuncs.c xgetcwd.c xregcomp.c
diff --git a/archival/dpkg.c b/archival/dpkg.c
index 5687e00..55d97ad 100644
--- a/archival/dpkg.c
+++ b/archival/dpkg.c
@@ -31,7 +31,7 @@
#endif
/* from dpkg-deb.c */
-extern int deb_extract(int optflags, const char *dir_name, const char *deb_filename);
+
static const int dpkg_deb_contents = 1;
static const int dpkg_deb_control = 2;
// const int dpkg_deb_info = 4;
diff --git a/archival/dpkg_deb.c b/archival/dpkg_deb.c
index 9f78e64..450b04b 100644
--- a/archival/dpkg_deb.c
+++ b/archival/dpkg_deb.c
@@ -14,113 +14,18 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
-/*
- * Merge this applet into dpkg when dpkg becomes more stable
- */
-
-#include <stdio.h>
#include <stdlib.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <signal.h>
+#include <getopt.h>
#include "busybox.h"
-/* From gunzip.c */
-extern int gz_open(FILE *compressed_file, int *pid);
-extern void gz_close(int gunzip_pid);
-
-extern int tar_unzip_init(int tarFd);
-extern int readTarFile(int tarFd, int extractFlag, int listFlag,
- int tostdoutFlag, int verboseFlag, char** extractList, char** excludeList);
-
-static const int dpkg_deb_contents = 1;
-static const int dpkg_deb_control = 2;
-// const int dpkg_deb_info = 4;
-static const int dpkg_deb_extract = 8;
-static const int dpkg_deb_verbose_extract = 16;
-static const int dpkg_deb_list = 32;
-
-extern int deb_extract(int optflags, const char *dir_name, const char *deb_filename)
-{
- char **extract_list = NULL;
- ar_headers_t *ar_headers = NULL;
- char ar_filename[15];
- int extract_flag = FALSE;
- int list_flag = FALSE;
- int verbose_flag = FALSE;
- int extract_to_stdout = FALSE;
- int srcFd = 0;
- int status;
- pid_t pid;
- FILE *comp_file = NULL;
-
- if (dpkg_deb_contents == (dpkg_deb_contents & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- verbose_flag = TRUE;
- list_flag = TRUE;
- }
- if (dpkg_deb_list == (dpkg_deb_list & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- list_flag = TRUE;
- }
- if (dpkg_deb_control == (dpkg_deb_control & optflags)) {
- strcpy(ar_filename, "control.tar.gz");
- extract_flag = TRUE;
- }
- if (dpkg_deb_extract == (dpkg_deb_extract & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- extract_flag = TRUE;
- }
- if (dpkg_deb_verbose_extract == (dpkg_deb_verbose_extract & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- extract_flag = TRUE;
- list_flag = TRUE;
- }
-
- ar_headers = (ar_headers_t *) xmalloc(sizeof(ar_headers_t));
- srcFd = open(deb_filename, O_RDONLY);
-
- *ar_headers = get_ar_headers(srcFd);
- if (ar_headers->next == NULL) {
- error_msg_and_die("Couldnt find %s in %s", ar_filename, deb_filename);
- }
-
- while (ar_headers->next != NULL) {
- if (strcmp(ar_headers->name, ar_filename) == 0) {
- break;
- }
- ar_headers = ar_headers->next;
- }
- lseek(srcFd, ar_headers->offset, SEEK_SET);
- /* Uncompress the file */
- comp_file = fdopen(srcFd, "r");
- if ((srcFd = gz_open(comp_file, &pid)) == EXIT_FAILURE) {
- error_msg_and_die("Couldnt unzip file");
- }
- if ( dir_name != NULL) {
- if (is_directory(dir_name, TRUE, NULL)==FALSE) {
- mkdir(dir_name, 0755);
- }
- if (chdir(dir_name)==-1) {
- error_msg_and_die("Cannot change to dir %s", dir_name);
- }
- }
- status = readTarFile(srcFd, extract_flag, list_flag,
- extract_to_stdout, verbose_flag, NULL, extract_list);
-
- /* we are deliberately terminating the child so we can safely ignore this */
- signal(SIGTERM, SIG_IGN);
- gz_close(pid);
- close(srcFd);
- fclose(comp_file);
-
- return status;
-}
-
extern int dpkg_deb_main(int argc, char **argv)
{
+ const int dpkg_deb_contents = 1;
+ const int dpkg_deb_control = 2;
+// const int dpkg_deb_info = 4;
+ const int dpkg_deb_extract = 8;
+ const int dpkg_deb_verbose_extract = 16;
+ const int dpkg_deb_list = 32;
char *target_dir = NULL;
int opt = 0;
int optflag = 0;
diff --git a/dpkg.c b/dpkg.c
index 5687e00..55d97ad 100644
--- a/dpkg.c
+++ b/dpkg.c
@@ -31,7 +31,7 @@
#endif
/* from dpkg-deb.c */
-extern int deb_extract(int optflags, const char *dir_name, const char *deb_filename);
+
static const int dpkg_deb_contents = 1;
static const int dpkg_deb_control = 2;
// const int dpkg_deb_info = 4;
diff --git a/dpkg_deb.c b/dpkg_deb.c
index 9f78e64..450b04b 100644
--- a/dpkg_deb.c
+++ b/dpkg_deb.c
@@ -14,113 +14,18 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
-/*
- * Merge this applet into dpkg when dpkg becomes more stable
- */
-
-#include <stdio.h>
#include <stdlib.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <signal.h>
+#include <getopt.h>
#include "busybox.h"
-/* From gunzip.c */
-extern int gz_open(FILE *compressed_file, int *pid);
-extern void gz_close(int gunzip_pid);
-
-extern int tar_unzip_init(int tarFd);
-extern int readTarFile(int tarFd, int extractFlag, int listFlag,
- int tostdoutFlag, int verboseFlag, char** extractList, char** excludeList);
-
-static const int dpkg_deb_contents = 1;
-static const int dpkg_deb_control = 2;
-// const int dpkg_deb_info = 4;
-static const int dpkg_deb_extract = 8;
-static const int dpkg_deb_verbose_extract = 16;
-static const int dpkg_deb_list = 32;
-
-extern int deb_extract(int optflags, const char *dir_name, const char *deb_filename)
-{
- char **extract_list = NULL;
- ar_headers_t *ar_headers = NULL;
- char ar_filename[15];
- int extract_flag = FALSE;
- int list_flag = FALSE;
- int verbose_flag = FALSE;
- int extract_to_stdout = FALSE;
- int srcFd = 0;
- int status;
- pid_t pid;
- FILE *comp_file = NULL;
-
- if (dpkg_deb_contents == (dpkg_deb_contents & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- verbose_flag = TRUE;
- list_flag = TRUE;
- }
- if (dpkg_deb_list == (dpkg_deb_list & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- list_flag = TRUE;
- }
- if (dpkg_deb_control == (dpkg_deb_control & optflags)) {
- strcpy(ar_filename, "control.tar.gz");
- extract_flag = TRUE;
- }
- if (dpkg_deb_extract == (dpkg_deb_extract & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- extract_flag = TRUE;
- }
- if (dpkg_deb_verbose_extract == (dpkg_deb_verbose_extract & optflags)) {
- strcpy(ar_filename, "data.tar.gz");
- extract_flag = TRUE;
- list_flag = TRUE;
- }
-
- ar_headers = (ar_headers_t *) xmalloc(sizeof(ar_headers_t));
- srcFd = open(deb_filename, O_RDONLY);
-
- *ar_headers = get_ar_headers(srcFd);
- if (ar_headers->next == NULL) {
- error_msg_and_die("Couldnt find %s in %s", ar_filename, deb_filename);
- }
-
- while (ar_headers->next != NULL) {
- if (strcmp(ar_headers->name, ar_filename) == 0) {
- break;
- }
- ar_headers = ar_headers->next;
- }
- lseek(srcFd, ar_headers->offset, SEEK_SET);
- /* Uncompress the file */
- comp_file = fdopen(srcFd, "r");
- if ((srcFd = gz_open(comp_file, &pid)) == EXIT_FAILURE) {
- error_msg_and_die("Couldnt unzip file");
- }
- if ( dir_name != NULL) {
- if (is_directory(dir_name, TRUE, NULL)==FALSE) {
- mkdir(dir_name, 0755);
- }
- if (chdir(dir_name)==-1) {
- error_msg_and_die("Cannot change to dir %s", dir_name);
- }
- }
- status = readTarFile(srcFd, extract_flag, list_flag,
- extract_to_stdout, verbose_flag, NULL, extract_list);
-
- /* we are deliberately terminating the child so we can safely ignore this */
- signal(SIGTERM, SIG_IGN);
- gz_close(pid);
- close(srcFd);
- fclose(comp_file);
-
- return status;
-}
-
extern int dpkg_deb_main(int argc, char **argv)
{
+ const int dpkg_deb_contents = 1;
+ const int dpkg_deb_control = 2;
+// const int dpkg_deb_info = 4;
+ const int dpkg_deb_extract = 8;
+ const int dpkg_deb_verbose_extract = 16;
+ const int dpkg_deb_list = 32;
char *target_dir = NULL;
int opt = 0;
int optflag = 0;
diff --git a/include/libbb.h b/include/libbb.h
index 649fe11..06215d1 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -226,5 +226,5 @@
struct ar_headers_s *next;
} ar_headers_t;
extern ar_headers_t get_ar_headers(int srcFd);
-
+extern int deb_extract(int optflags, const char *dir_name, const char *deb_filename);
#endif /* __LIBBB_H__ */
diff --git a/libbb/deb_extract.c b/libbb/deb_extract.c
new file mode 100644
index 0000000..358c4d0
--- /dev/null
+++ b/libbb/deb_extract.c
@@ -0,0 +1,122 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Copyright (C) tons of folks. Tracking down who wrote what
+ * isn't something I'm going to worry about... If you wrote something
+ * here, please feel free to acknowledge your work.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Based in part on code from sash, Copyright (c) 1999 by David I. Bell
+ * Permission has been granted to redistribute this code under the GPL.
+ *
+ */
+
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <signal.h>
+#include "libbb.h"
+
+/* From gunzip.c */
+extern int gz_open(FILE *compressed_file, int *pid);
+extern void gz_close(int gunzip_pid);
+
+extern int tar_unzip_init(int tarFd);
+extern int readTarFile(int tarFd, int extractFlag, int listFlag,
+ int tostdoutFlag, int verboseFlag, char** extractList, char** excludeList);
+
+extern int deb_extract(int optflags, const char *dir_name, const char *deb_filename)
+{
+ const int dpkg_deb_contents = 1;
+ const int dpkg_deb_control = 2;
+// const int dpkg_deb_info = 4;
+ const int dpkg_deb_extract = 8;
+ const int dpkg_deb_verbose_extract = 16;
+ const int dpkg_deb_list = 32;
+
+ char **extract_list = NULL;
+ ar_headers_t *ar_headers = NULL;
+ char ar_filename[15];
+ int extract_flag = FALSE;
+ int list_flag = FALSE;
+ int verbose_flag = FALSE;
+ int extract_to_stdout = FALSE;
+ int srcFd = 0;
+ int status;
+ pid_t pid;
+ FILE *comp_file = NULL;
+
+ if (dpkg_deb_contents == (dpkg_deb_contents & optflags)) {
+ strcpy(ar_filename, "data.tar.gz");
+ verbose_flag = TRUE;
+ list_flag = TRUE;
+ }
+ if (dpkg_deb_list == (dpkg_deb_list & optflags)) {
+ strcpy(ar_filename, "data.tar.gz");
+ list_flag = TRUE;
+ }
+ if (dpkg_deb_control == (dpkg_deb_control & optflags)) {
+ strcpy(ar_filename, "control.tar.gz");
+ extract_flag = TRUE;
+ }
+ if (dpkg_deb_extract == (dpkg_deb_extract & optflags)) {
+ strcpy(ar_filename, "data.tar.gz");
+ extract_flag = TRUE;
+ }
+ if (dpkg_deb_verbose_extract == (dpkg_deb_verbose_extract & optflags)) {
+ strcpy(ar_filename, "data.tar.gz");
+ extract_flag = TRUE;
+ list_flag = TRUE;
+ }
+
+ ar_headers = (ar_headers_t *) xmalloc(sizeof(ar_headers_t));
+ srcFd = open(deb_filename, O_RDONLY);
+
+ *ar_headers = get_ar_headers(srcFd);
+ if (ar_headers->next == NULL) {
+ error_msg_and_die("Couldnt find %s in %s", ar_filename, deb_filename);
+ }
+
+ while (ar_headers->next != NULL) {
+ if (strcmp(ar_headers->name, ar_filename) == 0) {
+ break;
+ }
+ ar_headers = ar_headers->next;
+ }
+ lseek(srcFd, ar_headers->offset, SEEK_SET);
+ /* Uncompress the file */
+ comp_file = fdopen(srcFd, "r");
+ if ((srcFd = gz_open(comp_file, &pid)) == EXIT_FAILURE) {
+ error_msg_and_die("Couldnt unzip file");
+ }
+ if ( dir_name != NULL) {
+ if (is_directory(dir_name, TRUE, NULL)==FALSE) {
+ mkdir(dir_name, 0755);
+ }
+ if (chdir(dir_name)==-1) {
+ error_msg_and_die("Cannot change to dir %s", dir_name);
+ }
+ }
+ status = readTarFile(srcFd, extract_flag, list_flag,
+ extract_to_stdout, verbose_flag, NULL, extract_list);
+
+ /* we are deliberately terminating the child so we can safely ignore this */
+ signal(SIGTERM, SIG_IGN);
+ gz_close(pid);
+ close(srcFd);
+ fclose(comp_file);
+
+ return status;
+}
\ No newline at end of file
diff --git a/libbb/libbb.h b/libbb/libbb.h
index 649fe11..06215d1 100644
--- a/libbb/libbb.h
+++ b/libbb/libbb.h
@@ -226,5 +226,5 @@
struct ar_headers_s *next;
} ar_headers_t;
extern ar_headers_t get_ar_headers(int srcFd);
-
+extern int deb_extract(int optflags, const char *dir_name, const char *deb_filename);
#endif /* __LIBBB_H__ */