diff options
author | Glenn L McGrath <bug1@ihug.co.nz> | 2001-04-11 06:12:08 +0400 |
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committer | Glenn L McGrath <bug1@ihug.co.nz> | 2001-04-11 06:12:08 +0400 |
commit | d22e560ad6a3fe8bfbd23519935a1942cd510758 (patch) | |
tree | ed446649c33a8564e6a21236232be3873aea2c22 /archival/dpkg_deb.c | |
parent | 9d53c8ab74ecb2be62ebf4c61350b842787cc6b9 (diff) |
Move deb_extract() to libbb, dpkg now independent of dpkg-deb
Diffstat (limited to 'archival/dpkg_deb.c')
-rw-r--r-- | archival/dpkg_deb.c | 109 |
1 files changed, 7 insertions, 102 deletions
diff --git a/archival/dpkg_deb.c b/archival/dpkg_deb.c index 9f78e642c..450b04b8e 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; |