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-rw-r--r--lib/libalpm/deps.c189
-rw-r--r--lib/libalpm/deps.h6
-rw-r--r--lib/libalpm/sync.c12
3 files changed, 86 insertions, 121 deletions
diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c
index cd154070..ab027074 100644
--- a/lib/libalpm/deps.c
+++ b/lib/libalpm/deps.c
@@ -534,137 +534,106 @@ void _alpm_recursedeps(pmdb_t *db, alpm_list_t *targs, int include_explicit)
}
}
-/* populates *list with packages that need to be installed to satisfy all
- * dependencies (recursive) for syncpkg
+/* helper function for resolvedeps: search for dep satisfier in dbs */
+pmpkg_t *_alpm_resolvedep(pmdepend_t *dep, alpm_list_t *dbs, alpm_list_t *excluding, pmpkg_t *tpkg)
+{
+ alpm_list_t *i, *j;
+ /* 1. literals */
+ for(i = dbs; i; i = i->next) {
+ pmpkg_t *pkg = _alpm_db_get_pkgfromcache(i->data, dep->name);
+ if(pkg && alpm_depcmp(pkg, dep) && !_alpm_pkg_find(excluding, pkg->name)) {
+ if(_alpm_pkg_should_ignore(pkg)) {
+ int install;
+ QUESTION(handle->trans, PM_TRANS_CONV_INSTALL_IGNOREPKG, pkg,
+ tpkg, NULL, &install);
+ if(!install) {
+ continue;
+ }
+ }
+ return(pkg);
+ }
+ }
+ /* 2. satisfiers (skip literals here) */
+ for(i = dbs; i; i = i->next) {
+ for(j = _alpm_db_get_pkgcache(i->data); j; j = j->next) {
+ pmpkg_t *pkg = j->data;
+ if(alpm_depcmp(pkg, dep) && strcmp(pkg->name, dep->name) &&
+ !_alpm_pkg_find(excluding, pkg->name)) {
+ if(_alpm_pkg_should_ignore(pkg)) {
+ int install;
+ QUESTION(handle->trans, PM_TRANS_CONV_INSTALL_IGNOREPKG, pkg,
+ tpkg, NULL, &install);
+ if(!install) {
+ continue;
+ }
+ }
+ return(pkg);
+ }
+ }
+ }
+ return(NULL);
+}
+
+/* populates list with packages that need to be installed to satisfy all
+ * dependencies of packages in list
*
* @param remove contains packages elected for removal
- * make sure **list is already initialized
*/
-int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, pmpkg_t *syncpkg,
- alpm_list_t **list, alpm_list_t *remove, pmtrans_t *trans, alpm_list_t **data)
+int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, alpm_list_t *list,
+ alpm_list_t *remove, alpm_list_t **data)
{
- alpm_list_t *i, *j, *k;
+ alpm_list_t *i, *j;
alpm_list_t *targ;
alpm_list_t *deps = NULL;
ALPM_LOG_FUNC;
- if(local == NULL || dbs_sync == NULL || syncpkg == NULL || list == NULL) {
+ if(local == NULL || dbs_sync == NULL) {
return(-1);
}
_alpm_log(PM_LOG_DEBUG, "started resolving dependencies\n");
- targ = alpm_list_add(NULL, syncpkg);
- deps = alpm_checkdeps(local, 0, remove, targ);
- alpm_list_free(targ);
-
- if(deps == NULL) {
- return(0);
- }
-
- for(i = deps; i; i = i->next) {
- int found = 0;
- pmdepmissing_t *miss = i->data;
- pmdepend_t *missdep = alpm_miss_get_dep(miss);
- pmpkg_t *sync = NULL;
-
- /* check if one of the packages in *list already satisfies this dependency */
- for(j = *list; j && !found; j = j->next) {
- pmpkg_t *sp = j->data;
- if(alpm_depcmp(sp, missdep)) {
- char *missdepstring = alpm_dep_get_string(missdep);
- _alpm_log(PM_LOG_DEBUG, "%s satisfies dependency %s -- skipping\n",
- alpm_pkg_get_name(sp), missdepstring);
- free(missdepstring);
- found = 1;
- }
- }
- if(found) {
- continue;
- }
-
- /* find the package in one of the repositories */
- /* check literals */
- for(j = dbs_sync; j && !found; j = j->next) {
- sync = _alpm_db_get_pkgfromcache(j->data, missdep->name);
- if(!sync) {
+ for(i = list; i; i = i->next) {
+ pmpkg_t *tpkg = i->data;
+ targ = alpm_list_add(NULL, tpkg);
+ deps = alpm_checkdeps(local, 0, remove, targ);
+ alpm_list_free(targ);
+ for(j = deps; j; j = j->next) {
+ pmdepmissing_t *miss = j->data;
+ pmdepend_t *missdep = alpm_miss_get_dep(miss);
+ /* check if one of the packages in list already satisfies this dependency */
+ if(_alpm_find_dep_satisfier(list, missdep)) {
continue;
}
- found = alpm_depcmp(sync, missdep) && !_alpm_pkg_find(remove, alpm_pkg_get_name(sync))
- && !_alpm_pkg_find(*list, alpm_pkg_get_name(sync));
- if(!found) {
- continue;
- }
- /* If package is in the ignorepkg list, ask before we pull it */
- if(_alpm_pkg_should_ignore(sync)) {
- pmpkg_t *dummypkg = _alpm_pkg_new();
- STRDUP(dummypkg->name, miss->target, RET_ERR(PM_ERR_MEMORY, -1));
- QUESTION(trans, PM_TRANS_CONV_INSTALL_IGNOREPKG, sync, dummypkg, NULL, &found);
- _alpm_pkg_free(dummypkg);
- }
- }
- /*TODO this autoresolves the first 'satisfier' package... we should fix this
- * somehow */
- /* check provides */
- /* we don't check literals again to avoid duplicated PM_TRANS_CONV_INSTALL_IGNOREPKG messages */
- for(j = dbs_sync; j && !found; j = j->next) {
- for(k = _alpm_db_get_pkgcache(j->data); k && !found; k = k->next) {
- sync = k->data;
- if(!sync) {
- continue;
- }
- found = alpm_depcmp(sync, missdep) && strcmp(sync->name, missdep->name)
- && !_alpm_pkg_find(remove, alpm_pkg_get_name(sync))
- && !_alpm_pkg_find(*list, alpm_pkg_get_name(sync));
- if(!found) {
- continue;
- }
- if(_alpm_pkg_should_ignore(sync)) {
- pmpkg_t *dummypkg = _alpm_pkg_new();
- STRDUP(dummypkg->name, miss->target, RET_ERR(PM_ERR_MEMORY, -1));
- QUESTION(trans, PM_TRANS_CONV_INSTALL_IGNOREPKG, sync, dummypkg, NULL, &found);
- _alpm_pkg_free(dummypkg);
- }
- }
- }
-
- if(!found) {
- char *missdepstring = alpm_dep_get_string(missdep);
- _alpm_log(PM_LOG_ERROR, _("cannot resolve \"%s\", a dependency of \"%s\"\n"),
- missdepstring, miss->target);
- free(missdepstring);
- if(data) {
- MALLOC(miss, sizeof(pmdepmissing_t),/*nothing*/);
- if(!miss) {
- pm_errno = PM_ERR_MEMORY;
- FREELIST(*data);
- goto error;
+ /* find a satisfier package in the given repositories */
+ pmpkg_t *spkg = _alpm_resolvedep(missdep, dbs_sync, list, tpkg);
+ if(!spkg) {
+ pm_errno = PM_ERR_UNSATISFIED_DEPS;
+ char *missdepstring = alpm_dep_get_string(missdep);
+ _alpm_log(PM_LOG_ERROR, _("cannot resolve \"%s\", a dependency of \"%s\"\n"),
+ missdepstring, tpkg->name);
+ free(missdepstring);
+ if(data) {
+ pmdepmissing_t *missd = _alpm_depmiss_new(miss->target,
+ miss->depend, miss->causingpkg);
+ if(missd) {
+ *data = alpm_list_add(*data, missd);
+ }
}
- *miss = *(pmdepmissing_t *)i->data;
- *data = alpm_list_add(*data, miss);
- }
- pm_errno = PM_ERR_UNSATISFIED_DEPS;
- goto error;
- } else {
- _alpm_log(PM_LOG_DEBUG, "pulling dependency %s (needed by %s)\n",
- alpm_pkg_get_name(sync), alpm_pkg_get_name(syncpkg));
- *list = alpm_list_add(*list, sync);
- if(_alpm_resolvedeps(local, dbs_sync, sync, list, remove, trans, data)) {
- goto error;
+ alpm_list_free_inner(deps, (alpm_list_fn_free)_alpm_depmiss_free);
+ alpm_list_free(deps);
+ return(-1);
+ } else {
+ _alpm_log(PM_LOG_DEBUG, "pulling dependency %s (needed by %s)\n",
+ alpm_pkg_get_name(spkg), alpm_pkg_get_name(tpkg));
+ list = alpm_list_add(list, spkg);
}
}
+ alpm_list_free_inner(deps, (alpm_list_fn_free)_alpm_depmiss_free);
+ alpm_list_free(deps);
}
-
_alpm_log(PM_LOG_DEBUG, "finished resolving dependencies\n");
-
- alpm_list_free_inner(deps, (alpm_list_fn_free)_alpm_depmiss_free);
- alpm_list_free(deps);
-
return(0);
-
-error:
- FREELIST(deps);
- return(-1);
}
/* Does pkg1 depend on pkg2, ie. does pkg2 satisfy a dependency of pkg1? */
diff --git a/lib/libalpm/deps.h b/lib/libalpm/deps.h
index 1e539b74..2d20bb66 100644
--- a/lib/libalpm/deps.h
+++ b/lib/libalpm/deps.h
@@ -47,9 +47,9 @@ pmdepmissing_t *_alpm_depmiss_new(const char *target, pmdepend_t *dep,
void _alpm_depmiss_free(pmdepmissing_t *miss);
alpm_list_t *_alpm_sortbydeps(alpm_list_t *targets, int reverse);
void _alpm_recursedeps(pmdb_t *db, alpm_list_t *targs, int include_explicit);
-int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, pmpkg_t *syncpkg,
- alpm_list_t **list, alpm_list_t *remove, pmtrans_t *trans, alpm_list_t
- **data);
+pmpkg_t *_alpm_resolvedep(pmdepend_t *dep, alpm_list_t *dbs, alpm_list_t *excluding, pmpkg_t *tpkg);
+int _alpm_resolvedeps(pmdb_t *local, alpm_list_t *dbs_sync, alpm_list_t *list,
+ alpm_list_t *remove, alpm_list_t **data);
int _alpm_dep_edge(pmpkg_t *pkg1, pmpkg_t *pkg2);
pmdepend_t *_alpm_splitdep(const char *depstring);
pmpkg_t *_alpm_find_dep_satisfier(alpm_list_t *pkgs, pmdepend_t *dep);
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index 3dc54d0a..9336a2e3 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -462,14 +462,10 @@ int _alpm_sync_prepare(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t *dbs_sync
}
}
- for(i = trans->packages; i; i = i->next) {
- pmpkg_t *spkg = ((pmsyncpkg_t *)i->data)->pkg;
- if(_alpm_resolvedeps(db_local, dbs_sync, spkg, &list,
- remove, trans, data) == -1) {
- /* pm_errno is set by resolvedeps */
- ret = -1;
- goto cleanup;
- }
+ if(_alpm_resolvedeps(db_local, dbs_sync, list, remove, data) == -1) {
+ /* pm_errno is set by resolvedeps */
+ ret = -1;
+ goto cleanup;
}
for(i = pulled->next; i; i = i->next) {
generated by cgit v1.2.3-2-g168b (git 2.25.1) at 2024-11-05 17:50:20 +0000