Send patches - preferably formatted by git format-patch - to patches at archlinux32 dot org.
summaryrefslogtreecommitdiff
path: root/lib/libalpm/package.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/libalpm/package.c')
-rw-r--r--lib/libalpm/package.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/lib/libalpm/package.c b/lib/libalpm/package.c
index c8d5989c..c921e3e4 100644
--- a/lib/libalpm/package.c
+++ b/lib/libalpm/package.c
@@ -40,6 +40,8 @@
#include "error.h"
#include "alpm_list.h"
#include "db.h"
+#include "cache.h"
+#include "provide.h"
#include "handle.h"
#include "versioncmp.h"
#include "alpm.h"
@@ -524,6 +526,118 @@ int _alpm_pkg_splitname(char *target, char *name, char *version, int witharch)
return(0);
}
+
+void _alpm_pkg_update_requiredby(pmpkg_t *pkg)
+{
+ alpm_list_t *i, *j;
+
+ pmdb_t *localdb = alpm_option_get_localdb();
+ for(i = _alpm_db_get_pkgcache(localdb, INFRQ_DEPENDS); i; i = i->next) {
+ if(!i->data) {
+ continue;
+ }
+ pmpkg_t *cachepkg = i->data;
+ for(j = cachepkg->depends; j; j = j->next) {
+ pmdepend_t dep;
+ if(!j->data) {
+ continue;
+ }
+ if(_alpm_splitdep(j->data, &dep) == 0
+ && strcmp(dep.name, pkg->name) == 0) {
+ _alpm_log(PM_LOG_DEBUG, _("adding '%s' in requiredby field for '%s'"), cachepkg->name, pkg->name);
+ pkg->requiredby = alpm_list_add(pkg->requiredby, strdup(cachepkg->name));
+ }
+ }
+ }
+}
+
+void _alpm_pkg_update_depends(pmpkg_t *pkg, int remove)
+{
+ alpm_list_t *i, *j;
+ if(pkg->depends) {
+ _alpm_log(PM_LOG_DEBUG, _("updating dependency packages 'requiredby' fields"));
+ }
+
+ pmdb_t *localdb = alpm_option_get_localdb();
+ for(i = pkg->depends; i; i = i->next) {
+ pmdepend_t dep;
+ if(_alpm_splitdep(i->data, &dep) != 0) {
+ continue;
+ }
+
+ /* XXX: this is a hack...if this dependency is in the transaction targets
+ * of a remove transaction no need to update its requiredby info:
+ * it is in the process of being removed (if not already done!) */
+ /* TODO I wonder if we can just skip this, the few extra operations won't be
+ * a huge deal either way */
+ if(handle->trans && handle->trans->packages
+ && handle->trans->type == PM_TRANS_TYPE_REMOVE) {
+ if(_alpm_pkg_isin(dep.name, handle->trans->packages)) {
+ continue;
+ }
+ }
+
+ pmpkg_t *deppkg = _alpm_db_get_pkgfromcache(localdb, dep.name);
+ if(!deppkg) {
+ int found_provides = 0;
+ /* look for a provides package */
+ alpm_list_t *provides = _alpm_db_whatprovides(localdb, dep.name);
+ for(j = provides; j; j = j->next) {
+ if(!j->data) {
+ continue;
+ }
+ pmpkg_t *provpkg = j->data;
+ deppkg = _alpm_db_get_pkgfromcache(localdb, provpkg->name);
+
+ if(!deppkg) {
+ continue;
+ }
+
+ found_provides = 1;
+
+ /* Ensure package has the right newpkg */
+ _alpm_db_read(localdb, INFRQ_DEPENDS, deppkg);
+
+ _alpm_log(PM_LOG_DEBUG, _("updating 'requiredby' field for package '%s'"), deppkg->name);
+ if(remove) {
+ void *data = NULL;
+ deppkg->requiredby = alpm_list_remove(deppkg->requiredby, pkg->name, _alpm_str_cmp, &data);
+ FREE(data);
+ } else {
+ deppkg->requiredby = alpm_list_add(deppkg->requiredby, strdup(pkg->name));
+ }
+
+ if(_alpm_db_write(localdb, deppkg, INFRQ_DEPENDS)) {
+ _alpm_log(PM_LOG_ERROR, _("could not update 'requiredby' database entry %s-%s"), deppkg->name, deppkg->version);
+ }
+ }
+ FREELISTPTR(provides);
+
+ if(!found_provides) {
+ _alpm_log(PM_LOG_DEBUG, _("could not find dependency '%s'"), dep.name);
+ continue;
+ }
+ }
+
+ /* Ensure package has the right newpkg */
+ _alpm_db_read(localdb, INFRQ_DEPENDS, deppkg);
+
+ _alpm_log(PM_LOG_DEBUG, _("updating 'requiredby' field for package '%s'"), deppkg->name);
+ if(remove) {
+ void *data = NULL;
+ deppkg->requiredby = alpm_list_remove(deppkg->requiredby, pkg->name, _alpm_str_cmp, &data);
+ FREE(data);
+ } else {
+ deppkg->requiredby = alpm_list_add(deppkg->requiredby, strdup(pkg->name));
+ }
+
+ if(_alpm_db_write(localdb, deppkg, INFRQ_DEPENDS)) {
+ _alpm_log(PM_LOG_ERROR, _("could not update 'requiredby' database entry %s-%s"), deppkg->name, deppkg->version);
+ }
+ }
+
+}
+
const char *alpm_pkg_get_filename(pmpkg_t *pkg)
{
ALPM_LOG_FUNC;