From 0074e9e312d07ffed9677f2a474c6fe3aa7684fa Mon Sep 17 00:00:00 2001 From: Aurelien Foret Date: Wed, 6 Apr 2005 21:01:40 +0000 Subject: more work to backport the sync features from pacman 2.9.5 --- lib/libalpm/sync.c | 200 ++++++++++++++++++++++++++++++++++++----------------- lib/libalpm/sync.h | 2 + 2 files changed, 138 insertions(+), 64 deletions(-) (limited to 'lib') diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c index 03ccb915..da3e292d 100644 --- a/lib/libalpm/sync.c +++ b/lib/libalpm/sync.c @@ -42,21 +42,52 @@ extern pmhandle_t *handle; -pmsync_t *sync_new(int type, pmpkg_t *lpkg, pmpkg_t *spkg) +pmsyncpkg_t *sync_new(int type, pmpkg_t *lpkg, pmpkg_t *spkg) { - pmsync_t *sync; + pmsyncpkg_t *sync; - if((sync = (pmsync_t *)malloc(sizeof(pmsync_t))) == NULL) { + if((sync = (pmsyncpkg_t *)malloc(sizeof(pmsyncpkg_t))) == NULL) { return(NULL); } sync->type = type; sync->lpkg = lpkg; sync->spkg = spkg; + sync->replaces = NULL; return(sync); } +void sync_free(pmsyncpkg_t *sync) +{ + if(sync) { + FREELISTPTR(sync->replaces); + free(sync); + } +} + +/* Test for existance of a package in a PMList* of pmsyncpkg_t* + * If found, return a pointer to the respective pmsyncpkg_t* + */ +static pmsyncpkg_t* find_pkginsync(char *needle, PMList *haystack) +{ + PMList *i; + pmsyncpkg_t *sync = NULL; + int found = 0; + + for(i = haystack; i && !found; i = i->next) { + sync = i->data; + if(sync && !strcmp(sync->spkg->name, needle)) { + found = 1; + } + } + if(!found) { + sync = NULL; + } + + return(sync); +} + /* It returns a PMList of packages extracted from the given archive * (the archive must have been generated by gensync) */ @@ -119,7 +150,7 @@ int sync_sysupgrade(PMList **data) _alpm_log(PM_LOG_WARNING, "%s-%s: ignoring package upgrade (to be replaced by %s-%s)", lpkg->name, lpkg->version, spkg->name, spkg->version); } else { - pmsync_t *sync = sync_new(PM_SYSUPG_REPLACE, lpkg, spkg); + pmsyncpkg_t *sync = sync_new(PM_SYNC_TYPE_REPLACE, lpkg, spkg); if(sync == NULL) { pm_errno = PM_ERR_MEMORY; goto error; @@ -139,7 +170,7 @@ int sync_sysupgrade(PMList **data) int cmp; pmpkg_t *local = i->data; pmpkg_t *spkg = NULL; - pmsync_t *sync; + pmsyncpkg_t *sync; for(j = handle->dbs_sync; !spkg && j; j = j->next) { @@ -168,7 +199,7 @@ int sync_sysupgrade(PMList **data) _alpm_log(PM_LOG_FLOW1, "%s-%s: ignoring package upgrade (%s)", local->name, local->version, spkg->version); } else { - sync = sync_new(PM_SYSUPG_UPGRADE, local, spkg); + sync = sync_new(PM_SYNC_TYPE_UPGRADE, local, spkg); if(sync == NULL) { pm_errno = PM_ERR_MEMORY; goto error; @@ -191,76 +222,90 @@ error: int sync_addtarget(pmdb_t *db, PMList *dbs_sync, pmtrans_t *trans, char *name) { char targline[(PKG_NAME_LEN-1)+1+(DB_TREENAME_LEN-1)+1]; - char *targ, *treename; + char *targ; PMList *j; pmpkg_t *local; - pmpkg_t *sync = NULL; + pmpkg_t *spkg = NULL; + pmsyncpkg_t *sync; int cmp; ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1)); ASSERT(name != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1)); + if(trans->flags & PM_TRANS_FLAG_SYSUPG) { + } + strncpy(targline, name, (PKG_NAME_LEN-1)+1+(DB_TREENAME_LEN-1)+1); targ = strchr(targline, '/'); if(targ) { *targ = '\0'; targ++; - treename = targline; - for(j = dbs_sync; j && !sync; j = j->next) { + for(j = dbs_sync; j && !spkg; j = j->next) { pmdb_t *dbs = j->data; if(strcmp(dbs->treename, targline) == 0) { - sync = db_scan(dbs, targ, INFRQ_DESC|INFRQ_DEPENDS); + spkg = db_get_pkgfromcache(dbs, targ); + if(spkg == NULL) { + RET_ERR(PM_ERR_PKG_NOT_FOUND, -1); + } } } } else { targ = targline; - for(j = dbs_sync; j && !sync; j = j->next) { + for(j = dbs_sync; j && !spkg; j = j->next) { pmdb_t *dbs = j->data; - sync = db_scan(dbs, targ, INFRQ_DESC|INFRQ_DEPENDS); + spkg = db_get_pkgfromcache(dbs, targ); + if(spkg == NULL) { + continue; + } } } - if(sync == NULL) { + if(spkg == NULL) { RET_ERR(PM_ERR_PKG_NOT_FOUND, -1); } - /* if not a sysupgrade, compare versions and determine if it is necessary */ - if(!trans->flags & PM_TRANS_FLAG_SYSUPG) { - local = db_get_pkgfromcache(db, name); - if(local) { - cmp = alpm_pkg_vercmp(local->version, sync->version); - if(cmp > 0) { - /* local version is newer - get confirmation first */ - /* ORE - if(!yesno(":: %s-%s: local version is newer. Upgrade anyway? [Y/n] ", lpkgname, lpkgver)) { - }*/ - _alpm_log(PM_LOG_WARNING, "%s-%s: local version is newer -- skipping"); - FREE(sync); - return(0); - } else if(cmp == 0) { - /* versions are identical */ - /* ORE - if(!yesno(":: %s-%s: is up to date. Upgrade anyway? [Y/n] ", lpkgname, lpkgver)) { - }*/ - _alpm_log(PM_LOG_WARNING, "%s-%s: is up to date -- skipping"); - FREE(sync); - return(0); - } + local = db_get_pkgfromcache(db, name); + if(local) { + cmp = alpm_pkg_vercmp(local->version, spkg->version); + if(cmp > 0) { + /* local version is newer - get confirmation first */ + /* ORE + if(!yesno(":: %s-%s: local version is newer. Upgrade anyway? [Y/n] ", lpkgname, lpkgver)) { + }*/ + _alpm_log(PM_LOG_WARNING, "%s-%s: local version is newer -- skipping"); + return(0); + } else if(cmp == 0) { + /* versions are identical */ + /* ORE + if(!yesno(":: %s-%s: is up to date. Upgrade anyway? [Y/n] ", lpkgname, lpkgver)) { + }*/ + _alpm_log(PM_LOG_WARNING, "%s-%s: is up to date -- skipping"); + return(0); } } + sync = sync_new(PM_SYNC_TYPE_UPGRADE, local, spkg); + if(sync == NULL) { + RET_ERR(PM_ERR_MEMORY, -1); + } /* add the package to the transaction */ - trans->packages = pm_list_add(trans->packages, sync); + if(!find_pkginsync(sync->spkg->name, trans->packages)) { + trans->packages = pm_list_add(trans->packages, sync); + } return(0); } int sync_prepare(pmdb_t *db, pmtrans_t *trans, PMList **data) { + PMList *deps = NULL; PMList *list = NULL; PMList *trail = NULL; PMList *i; + ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1)); + ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1)); + if(trans->packages == NULL) { return(0); } @@ -269,46 +314,62 @@ int sync_prepare(pmdb_t *db, pmtrans_t *trans, PMList **data) if(!(trans->flags & PM_TRANS_FLAG_NODEPS)) { TRANS_CB(trans, PM_TRANS_EVT_RESOLVEDEPS_START, NULL, NULL); - list = pm_list_new(); - trail = pm_list_new(); - for(i = trans->packages; i; i = i->next) { - pmpkg_t *sync = i->data; - _alpm_log(PM_LOG_FLOW1, "resolving dependencies for package %s", sync->name); - if(resolvedeps(handle->db_local, handle->dbs_sync, sync, list, trail) == -1) { + pmsyncpkg_t *sync = i->data; + list = pm_list_add(list, sync->spkg); + } + trail = pm_list_new(); + for(i = list; i; i = i->next) { + pmpkg_t *spkg = i->data; + _alpm_log(PM_LOG_FLOW1, "resolving dependencies for package %s", spkg->name); + if(resolvedeps(handle->db_local, handle->dbs_sync, spkg, trans->packages, trail) == -1) { /* pm_errno is set by resolvedeps */ goto error; } /* ORE if called from makepkg, reason should be set to REASON_DEPEND */ - sync->reason = PM_PKG_REASON_EXPLICIT; - } - FREELISTPTR(trail); - - for(i = list; i; i = i->next) { - pmpkg_t *sync = i->data; - if(sync == NULL) { - continue; - } - if(!pkg_isin(sync, trans->packages)) { - pmpkg_t *pkg = db_scan(sync->data, sync->name, INFRQ_DESC|INFRQ_DEPENDS); - if(pkg == NULL) { - _alpm_log(PM_LOG_ERROR, "could not find package \"%s\" in repository %s", - sync->name, ((pmdb_t *)sync->data)->treename); - pm_errno = PM_ERR_PKG_NOT_FOUND; - goto error; - } - pkg->reason = PM_PKG_REASON_DEPEND; - trans->packages = pm_list_add(trans->packages, pkg); - } + spkg->reason = PM_PKG_REASON_EXPLICIT; } FREELISTPTR(list); + FREELISTPTR(trail); TRANS_CB(trans, PM_TRANS_EVT_RESOLVEDEPS_DONE, NULL, NULL); } /* ORE check for inter-conflicts and whatnot */ + for(i = trans->packages; i; i = i->next) { + pmsyncpkg_t *sync = i->data; + if(sync) { + list = pm_list_add(list, sync->spkg); + } + } + deps = checkdeps(db, PM_TRANS_TYPE_UPGRADE, list); + if(deps) { + int errorout = 0; + for(i = deps; i; i = i->next) { + pmdepmissing_t *miss = i->data; + if(miss->type == PM_DEP_TYPE_DEPEND || miss->type == PM_DEP_TYPE_REQUIRED) { + /*if(!errorout) { + fprintf(stderr, "error: unresolvable dependencies:\n"); + errorout = 1; + } + fprintf(stderr, " %s: requires %s", miss->target, miss->depend.name); + switch(miss->depend.mod) { + case PM_DEP_MOD_EQ: fprintf(stderr, "=%s", miss->depend.version); break; + case PM_DEP_MOD_GE: fprintf(stderr, ">=%s", miss->depend.version); break; + case PM_DEP_MOD_LE: fprintf(stderr, "<=%s", miss->depend.version); break; + } + if(miss->type == PM_DEP_TYPE_DEPEND) { + fprintf(stderr, " but it is not in the sync db\n"); + } else { + fprintf(stderr, "\n"); + }*/ + } + } + /* ORE + then look for conflicts */ + } /* ORE any packages in rmtargs need to be removed from final. @@ -326,21 +387,32 @@ int sync_prepare(pmdb_t *db, pmtrans_t *trans, PMList **data) error: FREELISTPTR(list); FREELISTPTR(trail); + FREELIST(deps); return(-1); } int sync_commit(pmdb_t *db, pmtrans_t *trans) { - PMList *i, *files = NULL; + PMList *i, *j, *files = NULL; PMList *final = NULL; + PMList *rmtargs = NULL; PMList *data; pmtrans_t *tr; /* remove any conflicting packages (WITHOUT dep checks) */ + /* ORE - alpm does not handle removal of conflicting pkgs for now */ /* remove to-be-replaced packages */ + for(i = final; i; i = i->next) { + pmsyncpkg_t *sync = i->data; + for(j = sync->replaces; j; j = j->next) { + pmpkg_t *pkg = j->data; + rmtargs = pm_list_add(rmtargs, strdup(pkg->name)); + } + } /* install targets */ + /* ORE - need for a flag specifying that deps have already been checked */ tr = trans_new(PM_TRANS_TYPE_UPGRADE, 0); for(i = files; i; i = i->next) { trans_addtarget(tr, i->data); diff --git a/lib/libalpm/sync.h b/lib/libalpm/sync.h index 94a70189..7c839736 100644 --- a/lib/libalpm/sync.h +++ b/lib/libalpm/sync.h @@ -38,6 +38,8 @@ void sync_free(pmsyncpkg_t *sync); PMList *sync_load_archive(char *archive); +int sync_sysupgrade(pmlist_t **data); + int sync_addtarget(pmdb_t *db, PMList *dbs_sync, pmtrans_t *trans, char *name); int sync_prepare(pmdb_t *db, pmtrans_t *trans, PMList **data); int sync_commit(pmdb_t *db, pmtrans_t *trans); -- cgit v1.2.3-70-g09d2