/* callback to handle messages/notifications from libalpm transactions */
void cb_event(alpm_event_t *event)
{
if(config->print) {
return;
}
switch(event->type) {
case ALPM_EVENT_CHECKDEPS_START:
printf(_("checking dependencies...\n"));
break;
case ALPM_EVENT_FILECONFLICTS_START:
if(config->noprogressbar) {
printf(_("checking for file conflicts...\n"));
}
break;
case ALPM_EVENT_RESOLVEDEPS_START:
printf(_("resolving dependencies...\n"));
break;
case ALPM_EVENT_INTERCONFLICTS_START:
printf(_("looking for conflicting packages...\n"));
break;
case ALPM_EVENT_PACKAGE_OPERATION_START:
if(config->noprogressbar) {
alpm_event_package_operation_t *e = (alpm_event_package_operation_t *) event;
switch(e->operation) {
case ALPM_PACKAGE_INSTALL:
printf(_("installing %s...\n"), alpm_pkg_get_name(e->newpkg));
break;
case ALPM_PACKAGE_UPGRADE:
printf(_("upgrading %s...\n"), alpm_pkg_get_name(e->newpkg));
break;
case ALPM_PACKAGE_REINSTALL:
printf(_("reinstalling %s...\n"), alpm_pkg_get_name(e->newpkg));
break;
case ALPM_PACKAGE_DOWNGRADE:
printf(_("downgrading %s...\n"), alpm_pkg_get_name(e->newpkg));
break;
case ALPM_PACKAGE_REMOVE:
printf(_("removing %s...\n"), alpm_pkg_get_name(e->oldpkg));
break;
}
}
break;
case ALPM_EVENT_PACKAGE_OPERATION_DONE:
{
alpm_event_package_operation_t *e = (alpm_event_package_operation_t *) event;
switch(e->operation) {
case ALPM_PACKAGE_INSTALL:
display_optdepends(e->newpkg);
break;
case ALPM_PACKAGE_UPGRADE:
case ALPM_PACKAGE_DOWNGRADE:
display_new_optdepends(e->oldpkg, e->newpkg);
break;
case ALPM_PACKAGE_REINSTALL:
case ALPM_PACKAGE_REMOVE:
break;
}
}
break;
case ALPM_EVENT_INTEGRITY_START:
if(config->noprogressbar) {
printf(_("checking package integrity...\n"));
}
break;
case ALPM_EVENT_KEYRING_START:
if(config->noprogressbar) {
printf(_("checking keyring...\n"));
}
break;
case ALPM_EVENT_KEY_DOWNLOAD_START:
printf(_("downloading required keys...\n"));
break;
case ALPM_EVENT_LOAD_START:
if(config->noprogressbar) {
printf(_("loading package files...\n"));
}
break;
case ALPM_EVENT_DELTA_INTEGRITY_START:
printf(_("checking delta integrity...\n"));
break;
case ALPM_EVENT_DELTA_PATCHES_START:
printf(_("applying deltas...\n"));
break;
case ALPM_EVENT_DELTA_PATCH_START:
{
alpm_event_delta_patch_t *e = (alpm_event_delta_patch_t *) event;
printf(_("generating %s with %s... "), e->delta->to, e->delta->delta);
}
break;
case ALPM_EVENT_DELTA_PATCH_DONE:
printf(_("success!\n"));
break;
case ALPM_EVENT_DELTA_PATCH_FAILED:
printf(_("failed.\n"));
break;
case ALPM_EVENT_SCRIPTLET_INFO:
fputs(((alpm_event_scriptlet_info_t *) event)->line, stdout);
break;
case ALPM_EVENT_RETRIEVE_START:
colon_printf(_("Retrieving packages ...\n"));
break;
case ALPM_EVENT_DISKSPACE_START:
if(config->noprogressbar) {
printf(_("checking available disk space...\n"));
}
break;
case ALPM_EVENT_OPTDEP_REMOVAL:
{
alpm_event_optdep_removal_t *e = (alpm_event_optdep_removal_t *) event;
colon_printf(_("%s optionally requires %s\n"),
alpm_pkg_get_name(e->pkg),
alpm_dep_compute_string(e->optdep));
}
break;
case ALPM_EVENT_DATABASE_MISSING:
if(!config->op_s_sync) {
pm_printf(ALPM_LOG_WARNING,
"database file for '%s' does not exist\n",
((alpm_event_database_missing_t *) event)->dbname);
}
break;
case ALPM_EVENT_LOG:
{
alpm_event_log_t *e = (alpm_event_log_t *) event;
if(!e->fmt || strlen(e->fmt) == 0) {
break;
}
if(on_progress) {
char *string = NULL;
pm_vasprintf(&string, e->level, e->fmt, e->args);
if(string != NULL) {
output = alpm_list_add(output, string);
}
} else {
pm_vfprintf(stderr, e->level, e->fmt, e->args);
}
}
break;
case ALPM_EVENT_PACNEW_CREATED:
{
alpm_event_pacnew_created_t *e = (alpm_event_pacnew_created_t *) event;
if(on_progress) {
char *string = NULL;
pm_sprintf(&string, ALPM_LOG_WARNING, _("%s installed as %s.pacnew\n"),
e->file, e->file);
if(string != NULL) {
output = alpm_list_add(output, string);
}
} else {
pm_printf(ALPM_LOG_WARNING, _("%s installed as %s.pacnew\n"),
e->file, e->file);
}
}
break;
case ALPM_EVENT_PACSAVE_CREATED:
{
alpm_event_pacsave_created_t *e = (alpm_event_pacsave_created_t *) event;
if(on_progress) {
char *string = NULL;
pm_sprintf(&string, ALPM_LOG_WARNING, _("%s saved as %s.pacsave\n"),
e->file, e->file);
if(string != NULL) {
output = alpm_list_add(output, string);
}
} else {
pm_printf(ALPM_LOG_WARNING, _("%s saved as %s.pacsave\n"),
e->file, e->file);
}
}
break;
case ALPM_EVENT_PACORIG_CREATED:
{
alpm_event_pacorig_created_t *e = (alpm_event_pacorig_created_t *) event;
if(on_progress) {
char *string = NULL;
pm_sprintf(&string, ALPM_LOG_WARNING, _("%s saved as %s.pacorig\n"),
e->file, e->file);
if(string != NULL) {
output = alpm_list_add(output, string);
}
} else {
pm_printf(ALPM_LOG_WARNING, _("%s saved as %s.pacorig\n"),
e->file, e->file);
}
}
break;
/* all the simple done events, with fallthrough for each */
case ALPM_EVENT_FILECONFLICTS_DONE:
case ALPM_EVENT_CHECKDEPS_DONE:
case ALPM_EVENT_RESOLVEDEPS_DONE:
case ALPM_EVENT_INTERCONFLICTS_DONE:
case ALPM_EVENT_INTEGRITY_DONE:
case ALPM_EVENT_KEYRING_DONE:
case ALPM_EVENT_KEY_DOWNLOAD_DONE:
case ALPM_EVENT_LOAD_DONE:
case ALPM_EVENT_DELTA_INTEGRITY_DONE:
case ALPM_EVENT_DELTA_PATCHES_DONE:
case ALPM_EVENT_DISKSPACE_DONE:
case ALPM_EVENT_RETRIEVE_DONE:
case ALPM_EVENT_RETRIEVE_FAILED:
/* we can safely ignore those as well */
case ALPM_EVENT_PKGDOWNLOAD_START:
case ALPM_EVENT_PKGDOWNLOAD_DONE:
case ALPM_EVENT_PKGDOWNLOAD_FAILED:
/* nothing */
break;
}
fflush(stdout);
}
/* TODO this is one of the worst ever functions written. void *data ? wtf */
void cb_question(alpm_question_t event, void *data1, void *data2,
void *data3, int *response)
{
if(config->print) {
if(event == ALPM_QUESTION_INSTALL_IGNOREPKG) {
*response = 1;
} else {
*response = 0;
}
return;
}
switch(event) {
case ALPM_QUESTION_INSTALL_IGNOREPKG:
if(!config->op_s_downloadonly) {
*response = yesno(_("%s is in IgnorePkg/IgnoreGroup. Install anyway?"),
alpm_pkg_get_name(data1));
} else {
*response = 1;
}
break;
case ALPM_QUESTION_REPLACE_PKG:
*response = yesno(_("Replace %s with %s/%s?"),
alpm_pkg_get_name(data1),
(char *)data3,
alpm_pkg_get_name(data2));
break;
case ALPM_QUESTION_CONFLICT_PKG:
/* data parameters: target package, local package, conflict (strings) */
/* print conflict only if it contains new information */
if(strcmp(data1, data3) == 0 || strcmp(data2, data3) == 0) {
*response = noyes(_("%s and %s are in conflict. Remove %s?"),
(char *)data1,
(char *)data2,
(char *)data2);
} else {
*response = noyes(_("%s and %s are in conflict (%s). Remove %s?"),
(char *)data1,
(char *)data2,
(char *)data3,
(char *)data2);
}
break;
case ALPM_QUESTION_REMOVE_PKGS:
{
alpm_list_t *unresolved = data1;
alpm_list_t *namelist = NULL, *i;
size_t count = 0;
for(i = unresolved; i; i = i->next) {
namelist = alpm_list_add(namelist,
(char *)alpm_pkg_get_name(i->data));
count++;
}
colon_printf(_n(
"The following package cannot be upgraded due to unresolvable dependencies:\n",
"The following packages cannot be upgraded due to unresolvable dependencies:\n",
count));
list_display(" ", namelist, getcols(fileno(stdout)));
printf("\n");
*response = noyes(_n(
"Do you want to skip the above package for this upgrade?",
"Do you want to skip the above packages for this upgrade?",
count));
alpm_list_free(namelist);
}
break;
case ALPM_QUESTION_SELECT_PROVIDER:
{
alpm_list_t *providers = data1;
size_t count = alpm_list_count(providers);
char *depstring = alpm_dep_compute_string((alpm_depend_t *)data2);
colon_printf(_("There are %zd providers available for %s:\n"), count,
depstring);
free(depstring);
select_display(providers);
*response = select_question(count);
}
break;
case ALPM_QUESTION_CORRUPTED_PKG:
*response = yesno(_("File %s is corrupted (%s).\n"
"Do you want to delete it?"),
(char *)data1,
alpm_strerror(*(alpm_errno_t *)data2));
break;
case ALPM_QUESTION_IMPORT_KEY:
{
alpm_pgpkey_t *key = data1;
char created[12];
time_t time = (time_t)key->created;
strftime(created, 12, "%Y-%m-%d", localtime(&time));
if(key->revoked) {
*response = yesno(_("Import PGP key %d%c/%s, \"%s\", created: %s (revoked)?"),
key->length, key->pubkey_algo, key->fingerprint, key->uid, created);
} else {
*response = yesno(_("Import PGP key %d%c/%s, \"%s\", created: %s?"),
key->length, key->pubkey_algo, key->fingerprint, key->uid, created);
}
}
break;
}
if(config->noask) {
if(config->ask & event) {
/* inverse the default answer */
*response = !*response;
}
}
}
/**
* @brief Remove a specified list of packages.
*
* @param targets a list of packages (as strings) to remove from the system
*
* @return 0 on success, 1 on failure
*/
int pacman_remove(alpm_list_t *targets)
{
int retval = 0;
alpm_list_t *i, *data = NULL;
if(targets == NULL) {
pm_printf(ALPM_LOG_ERROR, _("no targets specified (use -h for help)\n"));
return 1;
}
/* Step 0: create a new transaction */
if(trans_init(config->flags, 0) == -1) {
return 1;
}
/* Step 1: add targets to the created transaction */
for(i = targets; i; i = alpm_list_next(i)) {
char *target = i->data;
char *targ = strchr(target, '/');
if(targ && strncmp(target, "local", 5) == 0) {
targ++;
} else {
targ = target;
}
if(remove_target(targ) == -1) {
retval = 1;
}
}
if(retval == 1) {
goto cleanup;
}
/* Step 2: prepare the transaction based on its type, targets and flags */
if(alpm_trans_prepare(config->handle, &data) == -1) {
alpm_errno_t err = alpm_errno(config->handle);
pm_printf(ALPM_LOG_ERROR, _("failed to prepare transaction (%s)\n"),
alpm_strerror(err));
switch(err) {
case ALPM_ERR_UNSATISFIED_DEPS:
for(i = data; i; i = alpm_list_next(i)) {
alpm_depmissing_t *miss = i->data;
char *depstring = alpm_dep_compute_string(miss->depend);
printf(_(":: %s: requires %s\n"), miss->target, depstring);
free(depstring);
}
break;
default:
break;
}
FREELIST(data);
retval = 1;
goto cleanup;
}
/* Search for holdpkg in target list */
int holdpkg = 0;
for(i = alpm_trans_get_remove(config->handle); i; i = alpm_list_next(i)) {
alpm_pkg_t *pkg = i->data;
if(alpm_list_find(config->holdpkg, alpm_pkg_get_name(pkg), fnmatch_cmp)) {
pm_printf(ALPM_LOG_WARNING, _("%s is designated as a HoldPkg.\n"),
alpm_pkg_get_name(pkg));
holdpkg = 1;
}
}
if(holdpkg && (noyes(_("HoldPkg was found in target list. Do you want to continue?")) == 0)) {
retval = 1;
goto cleanup;
}
/* Step 3: actually perform the removal */
alpm_list_t *pkglist = alpm_trans_get_remove(config->handle);
if(pkglist == NULL) {
printf(_(" there is nothing to do\n"));
goto cleanup; /* we are done */
}
if(config->print) {
print_packages(pkglist);
goto cleanup;
}
/* print targets and ask user confirmation */
display_targets();
printf("\n");
if(yesno(_("Do you want to remove these packages?")) == 0) {
retval = 1;
goto cleanup;
}
if(alpm_trans_commit(config->handle, &data) == -1) {
pm_printf(ALPM_LOG_ERROR, _("failed to commit transaction (%s)\n"),
alpm_strerror(alpm_errno(config->handle)));
retval = 1;
}
FREELIST(data);
/* Step 4: release transaction resources */
cleanup:
if(trans_release() == -1) {
retval = 1;
}
return retval;
}
