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authorAurelien Foret <aurelien@archlinux.org>2006-01-17 21:18:33 +0000
committerAurelien Foret <aurelien@archlinux.org>2006-01-17 21:18:33 +0000
commit510d57b5774b80b9aa89c28a2ad1bc77304d0f38 (patch)
treec507063454633c3bf01d475a6e11908e151544c3 /lib/libalpm/sync.c
parent719ff509c4c926c283fe759cf53846d91939d8ac (diff)
downloadpacman-510d57b5774b80b9aa89c28a2ad1bc77304d0f38.tar.xz
even more code cleanup
Diffstat (limited to 'lib/libalpm/sync.c')
-rw-r--r--lib/libalpm/sync.c191
1 files changed, 94 insertions, 97 deletions
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index 45a02f2b..3441681e 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -79,7 +79,7 @@ void sync_free(pmsyncpkg_t *sync)
/* Test for existence 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)
+static pmsyncpkg_t *find_pkginsync(char *needle, PMList *haystack)
{
PMList *i;
pmsyncpkg_t *sync = NULL;
@@ -182,7 +182,7 @@ int sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
pm_errno = PM_ERR_MEMORY;
goto error;
}
- sync->data = pm_list_add(sync->data, dummy);
+ sync->data = pm_list_add(NULL, dummy);
trans->packages = pm_list_add(trans->packages, sync);
}
_alpm_log(PM_LOG_FLOW2, "%s-%s elected for upgrade (to be replaced by %s-%s)",
@@ -209,7 +209,7 @@ int sync_sysupgrade(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync)
spkg = db_get_pkgfromcache(j->data, local->name);
}
if(spkg == NULL) {
- _alpm_log(PM_LOG_DEBUG, "%s: not found in sync db -- skipping.", local->name);
+ _alpm_log(PM_LOG_DEBUG, "%s: not found in sync db -- skipping", local->name);
continue;
}
@@ -417,8 +417,9 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
for(i = deps; i && !errorout; i = i->next) {
pmdepmissing_t *miss = i->data;
- PMList *k;
int found = 0;
+ pmsyncpkg_t *sync;
+ pmpkg_t *local;
_alpm_log(PM_LOG_FLOW2, "package %s is conflicting with %s",
miss->target, miss->depend.name);
@@ -427,8 +428,9 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
* if so, then just ignore it
*/
for(j = trans->packages; j && !found; j = j->next) {
- pmsyncpkg_t *sync = j->data;
+ sync = j->data;
if(sync->type == PM_SYNC_TYPE_REPLACE) {
+ PMList *k;
for(k = sync->data; k && !found; k = k->next) {
pmpkg_t *p = k->data;
if(!strcmp(p->name, miss->depend.name)) {
@@ -439,103 +441,87 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
}
}
}
+ if(found) {
+ continue;
+ }
- /* if we didn't find it in any sync->replaces lists, then it's a conflict */
- if(!found) {
- int solved = 0;
- pmsyncpkg_t *sync = find_pkginsync(miss->target, trans->packages);
- for(j = sync->pkg->provides; j && j->data && !solved; j = j->next) {
- if(!strcmp(j->data, miss->depend.name)) {
- /* this package also "provides" the package it's conflicting with,
- * so just treat it like a "replaces" item so the REQUIREDBY
- * fields are inherited properly.
- */
- if(db_get_pkgfromcache(db_local, miss->depend.name) == NULL) {
- char *rmpkg = NULL;
- /* hmmm, depend.name isn't installed, so it must be conflicting
- * with another package in our final list. For example:
- *
- * pacman -S blackbox xfree86
- *
- * If no x-servers are installed and blackbox pulls in xorg, then
- * xorg and xfree86 will conflict with each other. In this case,
- * we should follow the user's preference and rip xorg out of final,
- * opting for xfree86 instead.
- */
+ sync = find_pkginsync(miss->target, trans->packages);
+ local = db_get_pkgfromcache(db_local, miss->depend.name);
- /* figure out which one was requested in targets. If they both were,
- * then it's still an unresolvable conflict. */
- if(pm_list_is_strin(miss->depend.name, trans->targets)
- && !pm_list_is_strin(miss->target, trans->targets)) {
- /* remove miss->target */
- rmpkg = strdup(miss->target);
- } else if(pm_list_is_strin(miss->target, trans->targets)
- && !pm_list_is_strin(miss->depend.name, trans->targets)) {
- /* remove miss->depend.name */
- rmpkg = strdup(miss->depend.name);
- } else {
- /* something's not right, bail out with a conflict error */
- }
- if(rmpkg) {
- for(k = trans->packages; k; k = k->next) {
- pmsyncpkg_t *sync = k->data;
- if(!strcmp(sync->pkg->name, rmpkg)) {
- pmsyncpkg_t *spkg;
- trans->packages = _alpm_list_remove(trans->packages, sync, ptr_cmp, (void **)&spkg);
- FREESYNC(spkg);
- _alpm_log(PM_LOG_DEBUG, "removing %s from target list", rmpkg);
- /* ORE - shouldn't "solved" be set to 1 here */
- }
- }
- solved = 1;
- FREE(rmpkg);
- }
- }
- }
+ /* check if this package also "provides" the package it's conflicting with
+ */
+ for(j = sync->pkg->provides; j && j->data && !found; j = j->next) {
+ if(!strcmp(j->data, miss->depend.name)) {
+ found = 1;
}
- if(!solved) {
- /* It's a conflict -- see if they want to remove it
+ }
+ if(found) {
+ /* so just treat it like a "replaces" item so the REQUIREDBY
+ * fields are inherited properly.
+ */
+ if(local) {
+ /* nothing to do for now: it will be handled later
+ * (not the same behavior as in pacman 2.x) */
+ } else {
+ char *rmpkg = NULL;
+ /* hmmm, depend.name isn't installed, so it must be conflicting
+ * with another package in our final list. For example:
+ *
+ * pacman -S blackbox xfree86
+ *
+ * If no x-servers are installed and blackbox pulls in xorg, then
+ * xorg and xfree86 will conflict with each other. In this case,
+ * we should follow the user's preference and rip xorg out of final,
+ * opting for xfree86 instead.
*/
- _alpm_log(PM_LOG_DEBUG, "resolving package %s conflict", miss->target);
-
- if(db_get_pkgfromcache(db_local, miss->depend.name)) {
- int doremove = 0;
- if(!pm_list_is_strin(miss->depend.name, asked)) {
- QUESTION(trans, PM_TRANS_CONV_CONFLICT_PKG, miss->target, miss->depend.name, NULL, &doremove);
- asked = pm_list_add(asked, strdup(miss->depend.name));
- if(doremove) {
- /* remove miss->depend.name */
- for(k = trans->packages; k; k = k->next) {
- pmsyncpkg_t *s = k->data;
- if(!strcmp(s->pkg->name, miss->target)) {
- pmpkg_t *q = pkg_new(miss->depend.name, NULL);
- if(s->type != PM_SYNC_TYPE_REPLACE) {
- /* switch this sync type to REPLACE */
- s->type = PM_SYNC_TYPE_REPLACE;
- FREEPKG(s->data);
- }
- /* append to the replaces list */
- s->data = pm_list_add(s->data, q);
- }
- }
- } else {
- /* abort */
- _alpm_log(PM_LOG_ERROR, "unresolvable package conflicts detected");
- errorout = 1;
- if(data) {
- if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
- FREELIST(*data);
- pm_errno = PM_ERR_MEMORY;
- goto error;
- }
- *miss = *(pmdepmissing_t *)i->data;
- *data = pm_list_add(*data, miss);
- }
- }
+ /* figure out which one was requested in targets. If they both were,
+ * then it's still an unresolvable conflict. */
+ if(pm_list_is_strin(miss->depend.name, trans->targets)
+ && !pm_list_is_strin(miss->target, trans->targets)) {
+ /* remove miss->target */
+ rmpkg = strdup(miss->target);
+ } else if(pm_list_is_strin(miss->target, trans->targets)
+ && !pm_list_is_strin(miss->depend.name, trans->targets)) {
+ /* remove miss->depend.name */
+ rmpkg = strdup(miss->depend.name);
+ } else {
+ /* something's not right, bail out with a conflict error */
+ }
+ if(rmpkg) {
+ pmsyncpkg_t *rsync = find_pkginsync(rmpkg, trans->packages);
+ pmsyncpkg_t *spkg;
+ _alpm_log(PM_LOG_DEBUG, "removing %s from target list", rmpkg);
+ trans->packages = _alpm_list_remove(trans->packages, sync, ptr_cmp, (void **)&spkg);
+ FREESYNC(spkg);
+ FREE(rmpkg);
+ continue;
+ }
+ }
+ }
+
+ /* It's a conflict -- see if they want to remove it
+ */
+ _alpm_log(PM_LOG_DEBUG, "resolving package %s conflict", miss->target);
+ if(local) {
+ int doremove = 0;
+ if(!pm_list_is_strin(miss->depend.name, asked)) {
+ QUESTION(trans, PM_TRANS_CONV_CONFLICT_PKG, miss->target, miss->depend.name, NULL, &doremove);
+ asked = pm_list_add(asked, strdup(miss->depend.name));
+ if(doremove) {
+ /* remove miss->depend.name */
+ pmpkg_t *q = pkg_new(miss->depend.name, NULL);
+ q->requiredby = _alpm_list_strdup(local->requiredby);
+ if(sync->type != PM_SYNC_TYPE_REPLACE) {
+ /* switch this sync type to REPLACE */
+ sync->type = PM_SYNC_TYPE_REPLACE;
+ FREEPKG(sync->data);
}
+ /* append to the replaces list */
+ sync->data = pm_list_add(sync->data, q);
} else {
- _alpm_log(PM_LOG_ERROR, "%s conflicts with %s", miss->target, miss->depend.name);
+ /* abort */
+ _alpm_log(PM_LOG_ERROR, "unresolvable package conflicts detected");
errorout = 1;
if(data) {
if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
@@ -548,6 +534,18 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
}
}
}
+ } else {
+ _alpm_log(PM_LOG_ERROR, "%s conflicts with %s", miss->target, miss->depend.name);
+ errorout = 1;
+ if(data) {
+ if((miss = (pmdepmissing_t *)malloc(sizeof(pmdepmissing_t))) == NULL) {
+ FREELIST(*data);
+ pm_errno = PM_ERR_MEMORY;
+ goto error;
+ }
+ *miss = *(pmdepmissing_t *)i->data;
+ *data = pm_list_add(*data, miss);
+ }
}
}
if(errorout) {
@@ -591,8 +589,7 @@ int sync_prepare(pmtrans_t *trans, pmdb_t *db_local, PMList *dbs_sync, PMList **
int errorout = 0;
for(i = deps; i; i = i->next) {
pmdepmissing_t *miss = i->data;
- pmsyncpkg_t *spkg = find_pkginsync(miss->depend.name, trans->packages);
- if(spkg == NULL) {
+ if(!find_pkginsync(miss->depend.name, trans->packages)) {
if(!errorout) {
errorout = 1;
}