diff options
| -rw-r--r-- | archival/dpkg.c | 74 |
1 files changed, 48 insertions, 26 deletions
diff --git a/archival/dpkg.c b/archival/dpkg.c index eadc056eb..93f9f0673 100644 --- a/archival/dpkg.c +++ b/archival/dpkg.c @@ -27,11 +27,8 @@ * consider important, its worth keeping a note of differences anyway, just to * make it easier to maintain. * - The first value for the Confflile: field isnt placed on a new line. - * - The <package>.control file is extracted and kept in the info dir. * - When installing a package the Status: field is placed at the end of the * section, rather than just after the Package: field. - * - Packages with previously unknown status are inserted at the begining of - * the status file * * Bugs that need to be fixed * - (unknown, please let me know when you find any) @@ -1138,21 +1135,22 @@ int run_package_script(const char *package_name, const char *script_type) return(result); } +const char *all_control_files[] = {"preinst", "postinst", "prerm", "postrm", + "list", "md5sums", "shlibs", "conffiles", "config", "templates", NULL }; + char **all_control_list(const char *package_name) { - const char *extensions[11] = {"preinst", "postinst", "prerm", "postrm", - "list", "md5sums", "shlibs", "conffiles", "config", "templates", NULL }; unsigned short i = 0; char **remove_files; /* Create a list of all /var/lib/dpkg/info/<package> files */ - remove_files = malloc(sizeof(char *) * 11); - while (extensions[i]) { - remove_files[i] = xmalloc(strlen(package_name) + strlen(extensions[i]) + 21); - sprintf(remove_files[i], "/var/lib/dpkg/info/%s.%s", package_name, extensions[i]); + remove_files = malloc(sizeof(all_control_files)); + while (all_control_files[i]) { + remove_files[i] = xmalloc(strlen(package_name) + strlen(all_control_files[i]) + 21); + sprintf(remove_files[i], "/var/lib/dpkg/info/%s.%s", package_name, all_control_files[i]); i++; } - remove_files[10] = NULL; + remove_files[sizeof(all_control_files)/sizeof(char*) - 1] = NULL; return(remove_files); } @@ -1211,9 +1209,10 @@ void list_packages(void) } } -void remove_package(const unsigned int package_num) +void remove_package(const unsigned int package_num, int noisy) { const char *package_name = name_hashtable[package_hashtable[package_num]->name]; + const char *package_version = name_hashtable[package_hashtable[package_num]->version]; const unsigned int status_num = search_status_hashtable(package_name); const int package_name_length = strlen(package_name); char **remove_files; @@ -1222,7 +1221,8 @@ void remove_package(const unsigned int package_num) char conffile_name[package_name_length + 30]; int return_value; - printf("Removing %s ...\n", package_name); + if ( noisy ) + printf("Removing %s (%s) ...\n", package_name, package_version); /* run prerm script */ return_value = run_package_script(package_name, "prerm"); @@ -1267,11 +1267,14 @@ void remove_package(const unsigned int package_num) void purge_package(const unsigned int package_num) { const char *package_name = name_hashtable[package_hashtable[package_num]->name]; + const char *package_version = name_hashtable[package_hashtable[package_num]->version]; const unsigned int status_num = search_status_hashtable(package_name); char **remove_files; char **exclude_files; char list_name[strlen(package_name) + 25]; + printf("Purging %s (%s) ...\n", package_name, package_version); + /* run prerm script */ if (run_package_script(package_name, "prerm") != 0) { bb_error_msg_and_die("script failed, prerm failure"); @@ -1322,7 +1325,6 @@ static void init_archive_deb_control(archive_handle_t *ar_handle) /* Setup the tar archive handle */ tar_handle = init_handle(); - tar_handle->filter = filter_accept_list; tar_handle->src_fd = ar_handle->src_fd; /* We dont care about data.tar.* or debian-binary, just control.tar.* */ @@ -1345,15 +1347,14 @@ static void init_archive_deb_data(archive_handle_t *ar_handle) /* Setup the tar archive handle */ tar_handle = init_handle(); - tar_handle->filter = filter_accept_all; tar_handle->src_fd = ar_handle->src_fd; - /* We dont care about data.tar.* or debian-binary, just control.tar.* */ + /* We dont care about control.tar.* or debian-binary, just data.tar.* */ #ifdef CONFIG_FEATURE_DEB_TAR_GZ - tar_handle->accept = llist_add_to(NULL, "data.tar.gz"); + ar_handle->accept = llist_add_to(NULL, "data.tar.gz"); #endif #ifdef CONFIG_FEATURE_DEB_TAR_BZ2 - tar_handle->accept = llist_add_to(ar_handle->accept, "data.tar.bz2"); + ar_handle->accept = llist_add_to(ar_handle->accept, "data.tar.bz2"); #endif /* Assign the tar handle as a subarchive of the ar handle */ @@ -1395,6 +1396,8 @@ static void unpack_package(deb_file_t *deb_file) char *info_prefix; archive_handle_t *archive_handle; FILE *out_stream; + llist_t *accept_list = NULL; + int i = 0; /* If existing version, remove it first */ if (strcmp(name_hashtable[get_status(status_num, 3)], "installed") == 0) { @@ -1402,7 +1405,7 @@ static void unpack_package(deb_file_t *deb_file) printf("Preparing to replace %s %s (using %s) ...\n", package_name, name_hashtable[package_hashtable[status_package_num]->version], deb_file->filename); - remove_package(status_package_num); + remove_package(status_package_num, 0); } else { printf("Unpacking %s (from %s) ...\n", package_name, deb_file->filename); } @@ -1412,8 +1415,18 @@ static void unpack_package(deb_file_t *deb_file) sprintf(info_prefix, "/var/lib/dpkg/info/%s.", package_name); archive_handle = init_archive_deb_ar(deb_file->filename); init_archive_deb_control(archive_handle); + + while(all_control_files[i]) { + char *c = (char *) xmalloc(3 + bb_strlen(all_control_files[i])); + sprintf(c, "./%s", all_control_files[i]); + accept_list= llist_add_to(accept_list, c); + i++; + } + archive_handle->sub_archive->accept = accept_list; + archive_handle->sub_archive->filter = filter_accept_list; archive_handle->sub_archive->action_data = data_extract_all_prefix; archive_handle->sub_archive->buffer = info_prefix; + archive_handle->sub_archive->flags |= ARCHIVE_EXTRACT_UNCONDITIONAL; unpack_ar_archive(archive_handle); /* Run the preinst prior to extracting */ @@ -1425,16 +1438,19 @@ static void unpack_package(deb_file_t *deb_file) /* Extract data.tar.gz to the root directory */ archive_handle = init_archive_deb_ar(deb_file->filename); init_archive_deb_data(archive_handle); + archive_handle->sub_archive->action_data = data_extract_all_prefix; + archive_handle->sub_archive->buffer = "/"; + archive_handle->sub_archive->flags |= ARCHIVE_EXTRACT_UNCONDITIONAL; unpack_ar_archive(archive_handle); /* Create the list file */ strcat(info_prefix, "list"); out_stream = bb_xfopen(info_prefix, "w"); - while (archive_handle->passed) { - /* blindly skip over the leading '.' */ - fputs(archive_handle->passed->data + 1, out_stream); + while (archive_handle->sub_archive->passed) { + /* the leading . has been stripped by data_extract_all_prefix already */ + fputs(archive_handle->sub_archive->passed->data, out_stream); fputc('\n', out_stream); - archive_handle->passed = archive_handle->passed->link; + archive_handle->sub_archive->passed = archive_handle->sub_archive->passed->link; } fclose(out_stream); @@ -1451,7 +1467,7 @@ void configure_package(deb_file_t *deb_file) const char *package_version = name_hashtable[package_hashtable[deb_file->package]->version]; const int status_num = search_status_hashtable(package_name); - printf("Setting up %s (%s)\n", package_name, package_version); + printf("Setting up %s (%s) ...\n", package_name, package_version); /* Run the postinst script */ if (run_package_script(package_name, "postinst") != 0) { @@ -1562,7 +1578,7 @@ int dpkg_main(int argc, char **argv) status_node->status = search_name_hashtable("want-install reinstreq not-installed"); status_hashtable[status_num] = status_node; } else { - status_hashtable[status_num]->status = search_name_hashtable("want-install reinstreq not-installed"); + status_hashtable[status_num]->status = search_name_hashtable("want-install reinstreq installed"); } } } @@ -1604,10 +1620,11 @@ int dpkg_main(int argc, char **argv) } } + /* TODO: install or remove packages in the correct dependency order */ for (i = 0; i < deb_count; i++) { /* Remove or purge packages */ if (dpkg_opt & dpkg_opt_remove) { - remove_package(deb_file[i]->package); + remove_package(deb_file[i]->package, 1); } else if (dpkg_opt & dpkg_opt_purge) { purge_package(deb_file[i]->package); @@ -1617,12 +1634,17 @@ int dpkg_main(int argc, char **argv) } else if (dpkg_opt & dpkg_opt_install) { unpack_package(deb_file[i]); - configure_package(deb_file[i]); + /* package is configured in second pass below */ } else if (dpkg_opt & dpkg_opt_configure) { configure_package(deb_file[i]); } } + /* configure installed packages */ + if (dpkg_opt & dpkg_opt_install) { + for (i = 0; i < deb_count; i++) + configure_package(deb_file[i]); + } write_status_file(deb_file); |