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-rw-r--r--archival/dpkg_deb.c171
1 files changed, 86 insertions, 85 deletions
diff --git a/archival/dpkg_deb.c b/archival/dpkg_deb.c
index 3345c273f..32ef4ca75 100644
--- a/archival/dpkg_deb.c
+++ b/archival/dpkg_deb.c
@@ -14,6 +14,10 @@
* 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>
@@ -33,31 +37,82 @@ typedef struct ar_headers_s {
struct ar_headers_s *next;
} ar_headers_t;
-extern ar_headers_t get_headers(int srcFd);
+extern ar_headers_t get_ar_headers(int srcFd);
extern int tar_unzip_init(int tarFd);
extern int readTarFile(int tarFd, int extractFlag, int listFlag,
- int tostdoutFlag, int verboseFlag, char** extractList,
- char** excludeList);
+ int tostdoutFlag, int verboseFlag, char** extractList, char** excludeList);
-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_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;
- int opt=0;
- int optflag=0;
+const int dpkg_deb_extract = 8;
+const int dpkg_deb_verbose_extract = 16;
+
+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;
- char ar_filename[15];
- int srcFd=0;
- int status=0;
- ar_headers_t *ar_headers = NULL;
- char **extract_list=NULL;
- char *target_dir=NULL;
+ int srcFd = 0;
+ int status;
+
+ if (dpkg_deb_contents == (dpkg_deb_contents & optflags)) {
+ strcpy(ar_filename, "data.tar.gz");
+ verbose_flag = TRUE;
+ 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);
+ srcFd = tar_unzip_init(srcFd);
+ 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);
+
+ return status;
+}
+
+extern int dpkg_deb_main(int argc, char **argv)
+{
+ char *target_dir = NULL;
+ int opt = 0;
+ int optflag = 0;
while ((opt = getopt(argc, argv, "cexX")) != -1) {
switch (opt) {
@@ -67,16 +122,16 @@ extern int dpkg_deb_main(int argc, char **argv)
case 'e':
optflag |= dpkg_deb_control;
break;
-/* case 'I':
- optflag |= dpkg_deb_info;
+ case 'X':
+ optflag |= dpkg_deb_verbose_extract;
break;
-*/
case 'x':
optflag |= dpkg_deb_extract;
break;
- case 'X':
- optflag |= dpkg_deb_verbose_extract;
+/* case 'I':
+ optflag |= dpkg_deb_info;
break;
+*/
default:
usage(dpkg_deb_usage);
return EXIT_FAILURE;
@@ -87,25 +142,16 @@ extern int dpkg_deb_main(int argc, char **argv)
usage(dpkg_deb_usage);
return(EXIT_FAILURE);
}
-
- if (optflag & dpkg_deb_contents) {
- list_flag = TRUE;
- verbose_flag = TRUE;
- strcpy(ar_filename, "data.tar.gz");
- }
- else if (optflag & dpkg_deb_control) {
- extract_flag = TRUE;
- strcpy(ar_filename, "control.tar.gz");
- if ( (optind + 1) == argc ) {
- target_dir = (char *) xmalloc(7);
- strcpy(target_dir, "DEBIAN");
- }
- else {
- target_dir = (char *) xmalloc(strlen(argv[optind+1]));
-
- strcpy(target_dir, argv[optind+1]);
- }
+ if ((optflag & dpkg_deb_control) || (optflag & dpkg_deb_extract) || (optflag & dpkg_deb_verbose_extract)) {
+ if ( (optind + 1) == argc ) {
+ target_dir = (char *) xmalloc(7);
+ strcpy(target_dir, "DEBIAN");
+ } else {
+ target_dir = (char *) xmalloc(strlen(argv[optind + 1]));
+ strcpy(target_dir, argv[optind + 1]);
+ }
}
+ deb_extract(optflag, target_dir, argv[optind]);
/* else if (optflag & dpkg_deb_info) {
extract_flag = TRUE;
extract_to_stdout = TRUE;
@@ -114,50 +160,5 @@ extern int dpkg_deb_main(int argc, char **argv)
printf("list one is [%s]\n",extract_list[0]);
}
*/
- else if (optflag & dpkg_deb_extract) {
- extract_flag = TRUE;
- strcpy(ar_filename, "data.tar.gz");
- if ( (optind + 2) > argc ) {
- error_msg_and_die("No directory specified");
- }
- target_dir = (char *) xmalloc(strlen(argv[optind+1]));
- strcpy(target_dir, argv[optind+1]);
- }
- else if (optflag & dpkg_deb_verbose_extract) {
- extract_flag = TRUE;
- list_flag = TRUE;
- strcpy(ar_filename, "data.tar.gz");
- if ( (optind + 2) > argc ) {
- error_msg_and_die("No directory specified");
- }
- target_dir = (char *) xmalloc(strlen(argv[optind+1]));
- strcpy(target_dir, argv[optind+1]);
- }
-
- ar_headers = (ar_headers_t *) xmalloc(sizeof(ar_headers_t));
- srcFd = open(argv[optind], O_RDONLY);
-
- *ar_headers = get_headers(srcFd);
- if (ar_headers->next==NULL)
- error_msg_and_die("Couldnt find %s in %s", ar_filename, argv[optind]);
-
- 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);
- srcFd = tar_unzip_init(srcFd);
- if ( target_dir != NULL) {
- if (is_directory(target_dir, TRUE, NULL)==FALSE) {
- mkdir(target_dir, 0755);
- }
- if (chdir(target_dir)==-1) {
- error_msg_and_die("Cannot change to dir %s", argv[optind+1]);
- }
- }
- status = readTarFile(srcFd, extract_flag, list_flag, extract_to_stdout, verbose_flag, NULL, extract_list);
- close (srcFd);
return(EXIT_SUCCESS);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-14 23:03:59 +0000