alpm_pkg_t *pu_find_pkgspec(alpm_handle_t *handle, const char *pkgspec)
{
char *c;
if(strstr(pkgspec, "://")) {
alpm_pkg_t *pkg;
alpm_siglevel_t sl
= strncmp(pkgspec, "file://", 7) == 0
? alpm_option_get_local_file_siglevel(handle)
: alpm_option_get_remote_file_siglevel(handle);
char *path = alpm_fetch_pkgurl(handle, pkgspec);
int err = alpm_pkg_load(handle, path ? path : pkgspec, 1, sl, &pkg);
free(path);
if(!err) {
return pkg;
}
} else if((c = strchr(pkgspec, '/'))) {
alpm_db_t *db = NULL;
size_t dblen = c - pkgspec;
if(dblen == strlen("local") && memcmp(pkgspec, "local", dblen) == 0) {
db = alpm_get_localdb(handle);
} else {
alpm_list_t *i;
for(i = alpm_get_syncdbs(handle); i; i = i->next) {
const char *dbname = alpm_db_get_name(i->data);
if(dblen == strlen(dbname) && strncmp(pkgspec, dbname, dblen) == 0) {
db = i->data;
break;
}
}
}
if(!db) {
return NULL;
} else {
return alpm_db_get_pkg(db, c + 1);
}
}
return NULL;
}
/**
* @brief Upgrade a specified list of packages.
*
* @param targets a list of packages (as strings) to upgrade
*
* @return 0 on success, 1 on failure
*/
int pacman_upgrade(alpm_list_t *targets)
{
int retval = 0;
alpm_list_t *i, *j, *remote = NULL;
if(targets == NULL) {
pm_printf(ALPM_LOG_ERROR, _("no targets specified (use -h for help)\n"));
return 1;
}
/* Check for URL targets and process them
*/
for(i = targets; i; i = alpm_list_next(i)) {
int *r = malloc(sizeof(int));
if(strstr(i->data, "://")) {
char *str = alpm_fetch_pkgurl(config->handle, i->data);
if(str == NULL) {
pm_printf(ALPM_LOG_ERROR, "'%s': %s\n",
(char *)i->data, alpm_strerror(alpm_errno(config->handle)));
retval = 1;
} else {
free(i->data);
i->data = str;
*r = 1;
}
} else {
*r = 0;
}
remote = alpm_list_add(remote, r);
}
if(retval) {
return retval;
}
/* Step 1: create a new transaction */
if(trans_init(config->flags, 1) == -1) {
return 1;
}
printf(_("loading packages...\n"));
/* add targets to the created transaction */
for(i = targets, j = remote; i; i = alpm_list_next(i), j = alpm_list_next(j)) {
const char *targ = i->data;
alpm_pkg_t *pkg;
alpm_siglevel_t level;
if(*(int *)j->data) {
level = alpm_option_get_remote_file_siglevel(config->handle);
} else {
level = alpm_option_get_local_file_siglevel(config->handle);
}
if(alpm_pkg_load(config->handle, targ, 1, level, &pkg) != 0) {
pm_printf(ALPM_LOG_ERROR, "'%s': %s\n",
targ, alpm_strerror(alpm_errno(config->handle)));
retval = 1;
continue;
}
if(alpm_add_pkg(config->handle, pkg) == -1) {
pm_printf(ALPM_LOG_ERROR, "'%s': %s\n",
targ, alpm_strerror(alpm_errno(config->handle)));
alpm_pkg_free(pkg);
retval = 1;
continue;
}
config->explicit_adds = alpm_list_add(config->explicit_adds, pkg);
}
FREELIST(remote);
if(retval) {
trans_release();
return retval;
}
/* now that targets are resolved, we can hand it all off to the sync code */
return sync_prepare_execute();
}
/**
* @brief Upgrade a specified list of packages.
*
* @param targets a list of packages (as strings) to upgrade
*
* @return 0 on success, 1 on failure
*/
int pacman_upgrade(alpm_list_t *targets)
{
int retval = 0, *file_is_remote;
alpm_list_t *i;
unsigned int n, num_targets;
if(targets == NULL) {
pm_printf(ALPM_LOG_ERROR, _("no targets specified (use -h for help)\n"));
return 1;
}
num_targets = alpm_list_count(targets);
/* Check for URL targets and process them */
file_is_remote = malloc(num_targets * sizeof(int));
if(file_is_remote == NULL) {
pm_printf(ALPM_LOG_ERROR, _("memory exhausted\n"));
return 1;
}
for(i = targets, n = 0; i; i = alpm_list_next(i), n++) {
if(strstr(i->data, "://")) {
char *str = alpm_fetch_pkgurl(config->handle, i->data);
if(str == NULL) {
pm_printf(ALPM_LOG_ERROR, "'%s': %s\n",
(char *)i->data, alpm_strerror(alpm_errno(config->handle)));
retval = 1;
} else {
free(i->data);
i->data = str;
file_is_remote[n] = 1;
}
} else {
file_is_remote[n] = 0;
}
}
if(retval) {
goto fail_free;
}
/* Step 1: create a new transaction */
if(trans_init(config->flags, 1) == -1) {
retval = 1;
goto fail_free;
}
printf(_("loading packages...\n"));
/* add targets to the created transaction */
for(i = targets, n = 0; i; i = alpm_list_next(i), n++) {
const char *targ = i->data;
alpm_pkg_t *pkg;
int siglevel;
if(file_is_remote[n]) {
siglevel = alpm_option_get_remote_file_siglevel(config->handle);
} else {
siglevel = alpm_option_get_local_file_siglevel(config->handle);
}
if(alpm_pkg_load(config->handle, targ, 1, siglevel, &pkg) != 0) {
pm_printf(ALPM_LOG_ERROR, "'%s': %s\n",
targ, alpm_strerror(alpm_errno(config->handle)));
retval = 1;
continue;
}
if(alpm_add_pkg(config->handle, pkg) == -1) {
pm_printf(ALPM_LOG_ERROR, "'%s': %s\n",
targ, alpm_strerror(alpm_errno(config->handle)));
alpm_pkg_free(pkg);
retval = 1;
continue;
}
config->explicit_adds = alpm_list_add(config->explicit_adds, pkg);
}
if(retval) {
goto fail_release;
}
free(file_is_remote);
/* now that targets are resolved, we can hand it all off to the sync code */
return sync_prepare_execute();
fail_release:
trans_release();
fail_free:
free(file_is_remote);
return retval;
}
