/* * Copyright (c) 2007-2015, SUSE LLC * * This program is licensed under the BSD license, read LICENSE.BSD * for further information */ /* * transaction.c * * Transaction handling */ #include #include #include #include #include #include "transaction.h" #include "solver.h" #include "bitmap.h" #include "pool.h" #include "poolarch.h" #include "evr.h" #include "util.h" static int obsq_sortcmp(const void *ap, const void *bp, void *dp) { Id a, b, oa, ob; Pool *pool = dp; Solvable *s, *oas, *obs; int r; a = ((Id *)ap)[0]; oa = ((Id *)ap)[1]; b = ((Id *)bp)[0]; ob = ((Id *)bp)[1]; if (a != b) return a - b; if (oa == ob) return 0; s = pool->solvables + a; oas = pool->solvables + oa; obs = pool->solvables + ob; if (oas->name != obs->name) { /* bring "same name" obsoleters (i.e. upgraders) to front */ if (oas->name == s->name) return -1; if (obs->name == s->name) return 1; return strcmp(pool_id2str(pool, oas->name), pool_id2str(pool, obs->name)); } r = pool_evrcmp(pool, oas->evr, obs->evr, EVRCMP_COMPARE); if (r) return -r; /* highest version first */ if (oas->arch != obs->arch) { /* bring same arch to front */ if (oas->arch == s->arch) return -1; if (obs->arch == s->arch) return 1; } return oa - ob; } void transaction_all_obs_pkgs(Transaction *trans, Id p, Queue *pkgs) { Pool *pool = trans->pool; Solvable *s = pool->solvables + p; Queue *ti = &trans->transaction_info; Id q; int i; queue_empty(pkgs); if (p <= 0 || !s->repo) return; if (s->repo == pool->installed) { q = trans->transaction_installed[p - pool->installed->start]; if (!q) return; if (q > 0) { /* only a single obsoleting package */ queue_push(pkgs, q); return; } /* find which packages obsolete us */ for (i = 0; i < ti->count; i += 2) if (ti->elements[i + 1] == p) queue_push2(pkgs, p, ti->elements[i]); /* sort obsoleters */ if (pkgs->count > 2) solv_sort(pkgs->elements, pkgs->count / 2, 2 * sizeof(Id), obsq_sortcmp, pool); for (i = 0; i < pkgs->count; i += 2) pkgs->elements[i / 2] = pkgs->elements[i + 1]; queue_truncate(pkgs, pkgs->count / 2); } else { /* find the packages we obsolete */ for (i = 0; i < ti->count; i += 2) { if (ti->elements[i] == p) queue_push(pkgs, ti->elements[i + 1]); else if (pkgs->count) break; } } } Id transaction_obs_pkg(Transaction *trans, Id p) { Pool *pool = trans->pool; Solvable *s = pool->solvables + p; Queue *ti; int i; if (p <= 0 || !s->repo) return 0; if (s->repo == pool->installed) { p = trans->transaction_installed[p - pool->installed->start]; return p < 0 ? -p : p; } ti = &trans->transaction_info; for (i = 0; i < ti->count; i += 2) if (ti->elements[i] == p) return ti->elements[i + 1]; return 0; } /* * calculate base type of transaction element */ static Id transaction_base_type(Transaction *trans, Id p) { Pool *pool = trans->pool; Solvable *s, *s2; int r; Id p2; if (!MAPTST(&trans->transactsmap, p)) return SOLVER_TRANSACTION_IGNORE; p2 = transaction_obs_pkg(trans, p); if (pool->installed && pool->solvables[p].repo == pool->installed) { /* erase */ if (!p2) return SOLVER_TRANSACTION_ERASE; s = pool->solvables + p; s2 = pool->solvables + p2; if (s->name == s2->name) { if (s->evr == s2->evr && solvable_identical(s, s2)) return SOLVER_TRANSACTION_REINSTALLED; r = pool_evrcmp(pool, s->evr, s2->evr, EVRCMP_COMPARE); if (r < 0) return SOLVER_TRANSACTION_UPGRADED; else if (r > 0) return SOLVER_TRANSACTION_DOWNGRADED; return SOLVER_TRANSACTION_CHANGED; } return SOLVER_TRANSACTION_OBSOLETED; } else { /* install or multiinstall */ int multi = trans->multiversionmap.size && MAPTST(&trans->multiversionmap, p); if (multi) { if (p2) { s = pool->solvables + p; s2 = pool->solvables + p2; if (s->name == s2->name && s->arch == s2->arch && s->evr == s2->evr) return SOLVER_TRANSACTION_MULTIREINSTALL; } return SOLVER_TRANSACTION_MULTIINSTALL; } if (!p2) return SOLVER_TRANSACTION_INSTALL; s = pool->solvables + p; s2 = pool->solvables + p2; if (s->name == s2->name) { if (s->evr == s2->evr && solvable_identical(s, s2)) return SOLVER_TRANSACTION_REINSTALL; r = pool_evrcmp(pool, s->evr, s2->evr, EVRCMP_COMPARE); if (r > 0) return SOLVER_TRANSACTION_UPGRADE; else if (r < 0) return SOLVER_TRANSACTION_DOWNGRADE; else return SOLVER_TRANSACTION_CHANGE; } return SOLVER_TRANSACTION_OBSOLETES; } } /* these packages do not get installed by the package manager */ static inline int is_pseudo_package(Pool *pool, Solvable *s) { const char *n = pool_id2str(pool, s->name); if (*n == 'p' && !strncmp(n, "patch:", 6)) return 1; if (*n == 'p' && !strncmp(n, "pattern:", 8)) return 1; if (*n == 'p' && !strncmp(n, "product:", 8)) return 1; if (*n == 'a' && !strncmp(n, "application:", 12)) return 1; return 0; } /* these packages will never show up installed */ static inline int is_noinst_pseudo_package(Pool *pool, Solvable *s) { const char *n = pool_id2str(pool, s->name); if (!strncmp(n, "patch:", 6)) return 1; if (!strncmp(n, "pattern:", 8)) { #if defined(SUSE) && defined(ENABLE_LINKED_PKGS) /* unlike normal patterns, autopatterns *can* be installed (via the package link), so do not filter them */ if (s->provides) { Id prv, *prvp = s->repo->idarraydata + s->provides; while ((prv = *prvp++) != 0) if (ISRELDEP(prv) && !strcmp(pool_id2str(pool, prv), "autopattern()")) return 0; } #endif return 1; } return 0; } static int obsoleted_by_pseudos_only(Transaction *trans, Id p) { Pool *pool = trans->pool; Queue q; Id op; int i; op = transaction_obs_pkg(trans, p); if (op && !is_pseudo_package(pool, pool->solvables + op)) return 0; queue_init(&q); transaction_all_obs_pkgs(trans, p, &q); for (i = 0; i < q.count; i++) if (!is_pseudo_package(pool, pool->solvables + q.elements[i])) break; i = !q.count || i < q.count ? 0 : 1; queue_free(&q); return i; } /* * return type of transaction element * * filtering is needed if either not all packages are shown * or replaces are not shown, as otherwise parts of the * transaction might not be shown to the user */ Id transaction_type(Transaction *trans, Id p, int mode) { Pool *pool = trans->pool; Solvable *s = pool->solvables + p; Queue oq, rq; Id type, q; int i, j, ref = 0; if (!s->repo) return SOLVER_TRANSACTION_IGNORE; /* XXX: SUSE only? */ if (!(mode & SOLVER_TRANSACTION_KEEP_PSEUDO) && is_noinst_pseudo_package(pool, s)) return SOLVER_TRANSACTION_IGNORE; type = transaction_base_type(trans, p); if (type == SOLVER_TRANSACTION_IGNORE) return SOLVER_TRANSACTION_IGNORE; /* not part of the transaction */ if ((mode & SOLVER_TRANSACTION_RPM_ONLY) != 0) { /* application wants to know what to feed to the package manager */ if (!(mode & SOLVER_TRANSACTION_KEEP_PSEUDO) && is_pseudo_package(pool, s)) return SOLVER_TRANSACTION_IGNORE; if (type == SOLVER_TRANSACTION_ERASE || type == SOLVER_TRANSACTION_INSTALL || type == SOLVER_TRANSACTION_MULTIINSTALL) return type; if (s->repo == pool->installed) { /* check if we're a real package that is obsoleted by pseudos */ if (!is_pseudo_package(pool, s) && obsoleted_by_pseudos_only(trans, s - pool->solvables)) return SOLVER_TRANSACTION_ERASE; return SOLVER_TRANSACTION_IGNORE; /* ignore as we're being obsoleted */ } if (type == SOLVER_TRANSACTION_MULTIREINSTALL) return SOLVER_TRANSACTION_MULTIINSTALL; return SOLVER_TRANSACTION_INSTALL; } if ((mode & SOLVER_TRANSACTION_SHOW_MULTIINSTALL) == 0) { /* application wants to make no difference between install * and multiinstall */ if (type == SOLVER_TRANSACTION_MULTIINSTALL) type = SOLVER_TRANSACTION_INSTALL; if (type == SOLVER_TRANSACTION_MULTIREINSTALL) type = SOLVER_TRANSACTION_REINSTALL; } if ((mode & SOLVER_TRANSACTION_CHANGE_IS_REINSTALL) != 0) { /* application wants to make no difference between change * and reinstall */ if (type == SOLVER_TRANSACTION_CHANGED) type = SOLVER_TRANSACTION_REINSTALLED; else if (type == SOLVER_TRANSACTION_CHANGE) type = SOLVER_TRANSACTION_REINSTALL; } if (type == SOLVER_TRANSACTION_ERASE || type == SOLVER_TRANSACTION_INSTALL || type == SOLVER_TRANSACTION_MULTIINSTALL) return type; if (s->repo == pool->installed && (mode & SOLVER_TRANSACTION_SHOW_ACTIVE) == 0) { /* erase element and we're showing the passive side */ if (type == SOLVER_TRANSACTION_OBSOLETED && (mode & SOLVER_TRANSACTION_SHOW_OBSOLETES) == 0) type = SOLVER_TRANSACTION_ERASE; if (type == SOLVER_TRANSACTION_OBSOLETED && (mode & SOLVER_TRANSACTION_OBSOLETE_IS_UPGRADE) != 0) type = SOLVER_TRANSACTION_UPGRADED; return type; } if (s->repo != pool->installed && (mode & SOLVER_TRANSACTION_SHOW_ACTIVE) != 0) { /* install element and we're showing the active side */ if (type == SOLVER_TRANSACTION_OBSOLETES && (mode & SOLVER_TRANSACTION_SHOW_OBSOLETES) == 0) type = SOLVER_TRANSACTION_INSTALL; if (type == SOLVER_TRANSACTION_OBSOLETES && (mode & SOLVER_TRANSACTION_OBSOLETE_IS_UPGRADE) != 0) type = SOLVER_TRANSACTION_UPGRADE; return type; } /* the element doesn't match the show mode */ /* if we're showing all references, we can ignore this package */ if ((mode & (SOLVER_TRANSACTION_SHOW_ALL|SOLVER_TRANSACTION_SHOW_OBSOLETES)) == (SOLVER_TRANSACTION_SHOW_ALL|SOLVER_TRANSACTION_SHOW_OBSOLETES)) return SOLVER_TRANSACTION_IGNORE; /* we're not showing all refs. check if some other package * references us. If yes, it's safe to ignore this package, * otherwise we need to map the type */ /* most of the time there's only one reference, so check it first */ q = transaction_obs_pkg(trans, p); if ((mode & SOLVER_TRANSACTION_SHOW_OBSOLETES) == 0) { Solvable *sq = pool->solvables + q; if (sq->name != s->name) { /* it's a replace but we're not showing replaces. map type. */ if (s->repo == pool->installed) return SOLVER_TRANSACTION_ERASE; else if (type == SOLVER_TRANSACTION_MULTIREINSTALL) return SOLVER_TRANSACTION_MULTIINSTALL; else return SOLVER_TRANSACTION_INSTALL; } } /* if there's a match, p will be shown when q * is processed */ if (transaction_obs_pkg(trans, q) == p) return SOLVER_TRANSACTION_IGNORE; /* too bad, a miss. check em all */ queue_init(&oq); queue_init(&rq); transaction_all_obs_pkgs(trans, p, &oq); for (i = 0; i < oq.count; i++) { q = oq.elements[i]; if ((mode & SOLVER_TRANSACTION_SHOW_OBSOLETES) == 0) { Solvable *sq = pool->solvables + q; if (sq->name != s->name) continue; } /* check if we are referenced? */ if ((mode & SOLVER_TRANSACTION_SHOW_ALL) != 0) { transaction_all_obs_pkgs(trans, q, &rq); for (j = 0; j < rq.count; j++) if (rq.elements[j] == p) { ref = 1; break; } if (ref) break; } else if (transaction_obs_pkg(trans, q) == p) { ref = 1; break; } } queue_free(&oq); queue_free(&rq); if (!ref) { /* we're not referenced. map type */ if (s->repo == pool->installed) return SOLVER_TRANSACTION_ERASE; else if (type == SOLVER_TRANSACTION_MULTIREINSTALL) return SOLVER_TRANSACTION_MULTIINSTALL; else return SOLVER_TRANSACTION_INSTALL; } /* there was a ref, so p is shown with some other package */ return SOLVER_TRANSACTION_IGNORE; } static int classify_cmp(const void *ap, const void *bp, void *dp) { Transaction *trans = dp; Pool *pool = trans->pool; const Id *a = ap; const Id *b = bp; int r; r = a[0] - b[0]; if (r) return r; r = a[2] - b[2]; if (r) return a[2] && b[2] ? strcmp(pool_id2str(pool, a[2]), pool_id2str(pool, b[2])) : r; r = a[3] - b[3]; if (r) return a[3] && b[3] ? strcmp(pool_id2str(pool, a[3]), pool_id2str(pool, b[3])) : r; return 0; } static int classify_cmp_pkgs(const void *ap, const void *bp, void *dp) { Transaction *trans = dp; Pool *pool = trans->pool; Id a = *(Id *)ap; Id b = *(Id *)bp; Solvable *sa, *sb; sa = pool->solvables + a; sb = pool->solvables + b; if (sa->name != sb->name) return strcmp(pool_id2str(pool, sa->name), pool_id2str(pool, sb->name)); if (sa->evr != sb->evr) { int r = pool_evrcmp(pool, sa->evr, sb->evr, EVRCMP_COMPARE); if (r) return r; } return a - b; } static inline void queue_push4(Queue *q, Id id1, Id id2, Id id3, Id id4) { queue_push(q, id1); queue_push(q, id2); queue_push(q, id3); queue_push(q, id4); } static inline void queue_unshift4(Queue *q, Id id1, Id id2, Id id3, Id id4) { queue_unshift(q, id4); queue_unshift(q, id3); queue_unshift(q, id2); queue_unshift(q, id1); } void transaction_classify(Transaction *trans, int mode, Queue *classes) { Pool *pool = trans->pool; int ntypes[SOLVER_TRANSACTION_MAXTYPE + 1]; Solvable *s, *sq; Id v, vq, type, p, q; int i, j; queue_empty(classes); memset(ntypes, 0, sizeof(ntypes)); /* go through transaction and classify each step */ for (i = 0; i < trans->steps.count; i++) { p = trans->steps.elements[i]; s = pool->solvables + p; type = transaction_type(trans, p, mode); ntypes[type]++; if (!pool->installed || s->repo != pool->installed) continue; /* don't report vendor/arch changes if we were mapped to erase. */ if (type == SOLVER_TRANSACTION_ERASE) continue; /* look at arch/vendor changes */ q = transaction_obs_pkg(trans, p); if (!q) continue; sq = pool->solvables + q; v = s->arch; vq = sq->arch; if (v != vq) { if ((mode & SOLVER_TRANSACTION_MERGE_ARCHCHANGES) != 0) v = vq = 0; for (j = 0; j < classes->count; j += 4) if (classes->elements[j] == SOLVER_TRANSACTION_ARCHCHANGE && classes->elements[j + 2] == v && classes->elements[j + 3] == vq) break; if (j == classes->count) queue_push4(classes, SOLVER_TRANSACTION_ARCHCHANGE, 1, v, vq); else classes->elements[j + 1]++; } v = s->vendor ? s->vendor : 1; vq = sq->vendor ? sq->vendor : 1; if (v != vq) { if ((mode & SOLVER_TRANSACTION_MERGE_VENDORCHANGES) != 0) v = vq = 0; for (j = 0; j < classes->count; j += 4) if (classes->elements[j] == SOLVER_TRANSACTION_VENDORCHANGE && classes->elements[j + 2] == v && classes->elements[j + 3] == vq) break; if (j == classes->count) queue_push4(classes, SOLVER_TRANSACTION_VENDORCHANGE, 1, v, vq); else classes->elements[j + 1]++; } } /* now sort all vendor/arch changes */ if (classes->count > 4) solv_sort(classes->elements, classes->count / 4, 4 * sizeof(Id), classify_cmp, trans); /* finally add all classes. put erases last */ i = SOLVER_TRANSACTION_ERASE; if (ntypes[i]) queue_unshift4(classes, i, ntypes[i], 0, 0); for (i = SOLVER_TRANSACTION_MAXTYPE; i > 0; i--) { if (!ntypes[i]) continue; if (i == SOLVER_TRANSACTION_ERASE) continue; queue_unshift4(classes, i, ntypes[i], 0, 0); } } void transaction_classify_pkgs(Transaction *trans, int mode, Id class, Id from, Id to, Queue *pkgs) { Pool *pool = trans->pool; int i; Id type, p, q; Solvable *s, *sq; queue_empty(pkgs); for (i = 0; i < trans->steps.count; i++) { p = trans->steps.elements[i]; s = pool->solvables + p; if (class <= SOLVER_TRANSACTION_MAXTYPE) { type = transaction_type(trans, p, mode); if (type == class) queue_push(pkgs, p); continue; } if (!pool->installed || s->repo != pool->installed) continue; q = transaction_obs_pkg(trans, p); if (!q) continue; sq = pool->solvables + q; if (class == SOLVER_TRANSACTION_ARCHCHANGE) { if ((!from && !to) || (s->arch == from && sq->arch == to)) queue_push(pkgs, p); continue; } if (class == SOLVER_TRANSACTION_VENDORCHANGE) { Id v = s->vendor ? s->vendor : 1; Id vq = sq->vendor ? sq->vendor : 1; if ((!from && !to) || (v == from && vq == to)) queue_push(pkgs, p); continue; } } if (pkgs->count > 1) solv_sort(pkgs->elements, pkgs->count, sizeof(Id), classify_cmp_pkgs, trans); } static void create_transaction_info(Transaction *trans, Queue *decisionq) { Pool *pool = trans->pool; Queue *ti = &trans->transaction_info; Repo *installed = pool->installed; int i, j, multi; Id p, p2, pp2; Solvable *s, *s2; queue_empty(ti); trans->transaction_installed = solv_free(trans->transaction_installed); if (!installed) return; /* no info needed */ for (i = 0; i < decisionq->count; i++) { p = decisionq->elements[i]; if (p <= 0 || p == SYSTEMSOLVABLE) continue; s = pool->solvables + p; if (!s->repo || s->repo == installed) continue; multi = trans->multiversionmap.size && MAPTST(&trans->multiversionmap, p); FOR_PROVIDES(p2, pp2, s->name) { if (!MAPTST(&trans->transactsmap, p2)) continue; s2 = pool->solvables + p2; if (s2->repo != installed) continue; if (multi && (s->name != s2->name || s->evr != s2->evr || s->arch != s2->arch)) continue; if (!pool->implicitobsoleteusesprovides && s->name != s2->name) continue; if (pool->implicitobsoleteusescolors && !pool_colormatch(pool, s, s2)) continue; queue_push2(ti, p, p2); } if (s->obsoletes && !multi) { Id obs, *obsp = s->repo->idarraydata + s->obsoletes; while ((obs = *obsp++) != 0) { FOR_PROVIDES(p2, pp2, obs) { if (!MAPTST(&trans->transactsmap, p2)) continue; s2 = pool->solvables + p2; if (s2->repo != installed) continue; if (!pool->obsoleteusesprovides && !pool_match_nevr(pool, s2, obs)) continue; if (pool->obsoleteusescolors && !pool_colormatch(pool, s, s2)) continue; queue_push2(ti, p, p2); } } } } if (ti->count > 2) { /* sort and unify */ solv_sort(ti->elements, ti->count / 2, 2 * sizeof(Id), obsq_sortcmp, pool); for (i = j = 2; i < ti->count; i += 2) { if (ti->elements[i] == ti->elements[j - 2] && ti->elements[i + 1] == ti->elements[j - 1]) continue; ti->elements[j++] = ti->elements[i]; ti->elements[j++] = ti->elements[i + 1]; } queue_truncate(ti, j); } /* create transaction_installed helper */ /* entry > 0: exactly one obsoleter, entry < 0: multiple obsoleters, -entry is "best" */ trans->transaction_installed = solv_calloc(installed->end - installed->start, sizeof(Id)); for (i = 0; i < ti->count; i += 2) { j = ti->elements[i + 1] - installed->start; if (!trans->transaction_installed[j]) trans->transaction_installed[j] = ti->elements[i]; else { /* more than one package obsoletes us. compare to find "best" */ Id q[4]; if (trans->transaction_installed[j] > 0) trans->transaction_installed[j] = -trans->transaction_installed[j]; q[0] = q[2] = ti->elements[i + 1]; q[1] = ti->elements[i]; q[3] = -trans->transaction_installed[j]; if (obsq_sortcmp(q, q + 2, pool) < 0) trans->transaction_installed[j] = -ti->elements[i]; } } } /* create a transaction from the decisionq */ Transaction * transaction_create_decisionq(Pool *pool, Queue *decisionq, Map *multiversionmap) { Repo *installed = pool->installed; int i, needmulti; Id p; Solvable *s; Transaction *trans; trans = transaction_create(pool); if (multiversionmap && !multiversionmap->size) multiversionmap = 0; /* ignore empty map */ queue_empty(&trans->steps); map_init(&trans->transactsmap, pool->nsolvables); needmulti = 0; for (i = 0; i < decisionq->count; i++) { p = decisionq->elements[i]; s = pool->solvables + (p > 0 ? p : -p); if (!s->repo) continue; if (installed && s->repo == installed && p < 0) MAPSET(&trans->transactsmap, -p); if (!(installed && s->repo == installed) && p > 0) { MAPSET(&trans->transactsmap, p); if (multiversionmap && MAPTST(multiversionmap, p)) needmulti = 1; } } MAPCLR(&trans->transactsmap, SYSTEMSOLVABLE); if (needmulti) map_init_clone(&trans->multiversionmap, multiversionmap); create_transaction_info(trans, decisionq); if (installed) { FOR_REPO_SOLVABLES(installed, p, s) { if (MAPTST(&trans->transactsmap, p)) queue_push(&trans->steps, p); } } for (i = 0; i < decisionq->count; i++) { p = decisionq->elements[i]; if (p > 0 && MAPTST(&trans->transactsmap, p)) queue_push(&trans->steps, p); } return trans; } int transaction_installedresult(Transaction *trans, Queue *installedq) { Pool *pool = trans->pool; Repo *installed = pool->installed; Solvable *s; int i, cutoff; Id p; queue_empty(installedq); /* first the new installs, than the kept packages */ for (i = 0; i < trans->steps.count; i++) { p = trans->steps.elements[i]; s = pool->solvables + p; if (installed && s->repo == installed) continue; queue_push(installedq, p); } cutoff = installedq->count; if (installed) { FOR_REPO_SOLVABLES(installed, p, s) if (!MAPTST(&trans->transactsmap, p)) queue_push(installedq, p); } return cutoff; } static void transaction_make_installedmap(Transaction *trans, Map *installedmap) { Pool *pool = trans->pool; Repo *installed = pool->installed; Solvable *s; Id p; int i; map_init(installedmap, pool->nsolvables); for (i = 0; i < trans->steps.count; i++) { p = trans->steps.elements[i]; s = pool->solvables + p; if (!installed || s->repo != installed) MAPSET(installedmap, p); } if (installed) { FOR_REPO_SOLVABLES(installed, p, s) if (!MAPTST(&trans->transactsmap, p)) MAPSET(installedmap, p); } } long long transaction_calc_installsizechange(Transaction *trans) { Map installedmap; long long change; transaction_make_installedmap(trans, &installedmap); change = pool_calc_installsizechange(trans->pool, &installedmap); map_free(&installedmap); return change; } void transaction_calc_duchanges(Transaction *trans, DUChanges *mps, int nmps) { Map installedmap; transaction_make_installedmap(trans, &installedmap); pool_calc_duchanges(trans->pool, &installedmap, mps, nmps); map_free(&installedmap); } Transaction * transaction_create(Pool *pool) { Transaction *trans = solv_calloc(1, sizeof(*trans)); trans->pool = pool; return trans; } Transaction * transaction_create_clone(Transaction *srctrans) { Transaction *trans = transaction_create(srctrans->pool); queue_init_clone(&trans->steps, &srctrans->steps); queue_init_clone(&trans->transaction_info, &srctrans->transaction_info); if (srctrans->transaction_installed) { Repo *installed = srctrans->pool->installed; trans->transaction_installed = solv_memdup2(srctrans->transaction_installed, installed->end - installed->start, sizeof(Id)); } map_init_clone(&trans->transactsmap, &srctrans->transactsmap); map_init_clone(&trans->multiversionmap, &srctrans->multiversionmap); if (srctrans->orderdata) transaction_clone_orderdata(trans, srctrans); return trans; } void transaction_free(Transaction *trans) { queue_free(&trans->steps); queue_free(&trans->transaction_info); trans->transaction_installed = solv_free(trans->transaction_installed); map_free(&trans->transactsmap); map_free(&trans->multiversionmap); if (trans->orderdata) transaction_free_orderdata(trans); free(trans); }