static void myexit(int code)
{
int i;
if (getpid() != mypid)
return;
if (pids != NULL) {
POOL_SETMASK(&AuthBlockSig);
exiting = 1;
for (i = 0; i < pool_config->num_init_children; i++)
{
pid_t pid = pids[i].pid;
if (pid)
{
kill(pid, SIGTERM);
}
}
while (wait(NULL) > 0)
;
if (errno != ECHILD)
pool_error("wait() failed. reason:%s", strerror(errno));
POOL_SETMASK(&UnBlockSig);
}
myunlink(un_addr.sun_path);
myunlink(pcp_un_addr.sun_path);
myunlink(pool_config->pid_file_name);
write_status_file();
pool_shmem_exit(code);
exit(code);
}
extern int dpkg_main(int argc, char **argv)
{
deb_file_t **deb_file = NULL;
status_node_t *status_node;
int opt = 0;
int package_num;
int dpkg_opt = 0;
int deb_count = 0;
int state_status;
int status_num;
int i;
while ((opt = getopt(argc, argv, "CF:ilPru")) != -1) {
switch (opt) {
case 'C': // equivalent to --configure in official dpkg
dpkg_opt |= dpkg_opt_configure;
dpkg_opt |= dpkg_opt_package_name;
break;
case 'F': // equivalent to --force in official dpkg
if (strcmp(optarg, "depends") == 0) {
dpkg_opt |= dpkg_opt_force_ignore_depends;
}
case 'i':
dpkg_opt |= dpkg_opt_install;
dpkg_opt |= dpkg_opt_filename;
break;
case 'l':
dpkg_opt |= dpkg_opt_list_installed;
case 'P':
dpkg_opt |= dpkg_opt_purge;
dpkg_opt |= dpkg_opt_package_name;
break;
case 'r':
dpkg_opt |= dpkg_opt_remove;
dpkg_opt |= dpkg_opt_package_name;
break;
case 'u': /* Equivalent to --unpack in official dpkg */
dpkg_opt |= dpkg_opt_unpack;
dpkg_opt |= dpkg_opt_filename;
break;
default:
show_usage();
}
}
if ((argc == optind) || (dpkg_opt == 0)) {
show_usage();
}
puts("(Reading database ... xxxxx files and directories installed.)");
index_status_file("/var/lib/dpkg/status");
/* Read arguments and store relevant info in structs */
deb_file = xmalloc(sizeof(deb_file_t));
while (optind < argc) {
deb_file[deb_count] = (deb_file_t *) xmalloc(sizeof(deb_file_t));
if (dpkg_opt & dpkg_opt_filename) {
deb_file[deb_count]->filename = xstrdup(argv[optind]);
deb_file[deb_count]->control_file = deb_extract(argv[optind], stdout, (extract_control_tar_gz | extract_one_to_buffer), NULL, "./control");
if (deb_file[deb_count]->control_file == NULL) {
error_msg_and_die("Couldnt extract control file");
}
package_num = fill_package_struct(deb_file[deb_count]->control_file);
if (package_num == -1) {
error_msg("Invalid control file in %s", argv[optind]);
continue;
}
deb_file[deb_count]->package = (unsigned int) package_num;
/* Add the package to the status hashtable */
if ((dpkg_opt & dpkg_opt_unpack) || (dpkg_opt & dpkg_opt_install)) {
status_node = (status_node_t *) xmalloc(sizeof(status_node_t));
status_node->package = deb_file[deb_count]->package;
/* use reinstreq isnt changed to "ok" until the package control info
* is written to the status file*/
status_node->status = search_name_hashtable("install reinstreq not-installed");
status_num = search_status_hashtable(name_hashtable[package_hashtable[deb_file[deb_count]->package]->name]);
status_hashtable[status_num] = status_node;
}
}
else if (dpkg_opt & dpkg_opt_package_name) {
deb_file[deb_count]->filename = NULL;
deb_file[deb_count]->control_file = NULL;
deb_file[deb_count]->package = search_package_hashtable(
search_name_hashtable(argv[optind]),
search_name_hashtable("ANY"), VER_ANY);
if (package_hashtable[deb_file[deb_count]->package] == NULL) {
error_msg_and_die("Package %s is uninstalled or unknown\n", argv[optind]);
}
state_status = get_status(search_status_hashtable(name_hashtable[package_hashtable[deb_file[deb_count]->package]->name]), 3);
/* check package status is "installed" */
if (dpkg_opt & dpkg_opt_remove) {
if ((strcmp(name_hashtable[state_status], "not-installed") == 0) ||
(strcmp(name_hashtable[state_status], "config-files") == 0)) {
error_msg_and_die("%s is already removed.", name_hashtable[package_hashtable[deb_file[deb_count]->package]->name]);
}
}
else if (dpkg_opt & dpkg_opt_purge) {
/* if package status is "conf-files" then its ok */
if (strcmp(name_hashtable[state_status], "not-installed") == 0) {
error_msg_and_die("%s is already purged.", name_hashtable[package_hashtable[deb_file[deb_count]->package]->name]);
}
}
}
deb_count++;
optind++;
}
deb_file[deb_count] = NULL;
/* Check that the deb file arguments are installable */
/* TODO: check dependencies before removing */
if ((dpkg_opt & dpkg_opt_force_ignore_depends) != dpkg_opt_force_ignore_depends) {
if (!check_deps(deb_file, 0, deb_count)) {
error_msg_and_die("Dependency check failed");
}
}
for (i = 0; i < deb_count; i++) {
/* Remove or purge packages */
if (dpkg_opt & dpkg_opt_remove) {
remove_package(deb_file[i]->package);
}
else if (dpkg_opt & dpkg_opt_purge) {
purge_package(deb_file[i]->package);
}
else if (dpkg_opt & dpkg_opt_unpack) {
unpack_package(deb_file[i]);
}
else if (dpkg_opt & dpkg_opt_install) {
unpack_package(deb_file[i]);
configure_package(deb_file[i]);
}
else if (dpkg_opt & dpkg_opt_configure) {
configure_package(deb_file[i]);
}
}
write_status_file(deb_file);
for (i = 0; i < deb_count; i++) {
free(deb_file[i]->control_file);
free(deb_file[i]->filename);
free(deb_file[i]);
}
free(deb_file);
for (i = 0; i < NAME_HASH_PRIME; i++) {
if (name_hashtable[i] != NULL) {
free(name_hashtable[i]);
}
}
for (i = 0; i < PACKAGE_HASH_PRIME; i++) {
free_package(package_hashtable[i]);
}
for (i = 0; i < STATUS_HASH_PRIME; i++) {
if (status_hashtable[i] != NULL) {
free(status_hashtable[i]);
}
}
return(EXIT_FAILURE);
}
