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-rw-r--r--lib/libalpm/add.c2
-rw-r--r--lib/libalpm/conflict.c90
-rw-r--r--lib/libalpm/conflict.h3
-rw-r--r--lib/libalpm/sync.c111
4 files changed, 112 insertions, 94 deletions
diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c
index 6eb2085e..3c0074f5 100644
--- a/lib/libalpm/add.c
+++ b/lib/libalpm/add.c
@@ -166,7 +166,7 @@ int _alpm_add_prepare(pmtrans_t *trans, pmdb_t *db, alpm_list_t **data)
EVENT(trans, PM_TRANS_EVT_FILECONFLICTS_START, NULL, NULL);
_alpm_log(PM_LOG_DEBUG, "looking for file conflicts\n");
- lp = _alpm_db_find_fileconflicts(db, trans, handle->root);
+ lp = _alpm_db_find_fileconflicts(db, trans, trans->packages, NULL);
if(lp != NULL) {
if(data) {
*data = lp;
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c
index 499e55a4..4daa2194 100644
--- a/lib/libalpm/conflict.c
+++ b/lib/libalpm/conflict.c
@@ -350,16 +350,16 @@ void _alpm_fileconflict_free(pmfileconflict_t *conflict)
/* Find file conflicts that may occur during the transaction with two checks:
* 1: check every target against every target
* 2: check every target against the filesystem */
-alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, char *root)
+alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans,
+ alpm_list_t *upgrade, alpm_list_t *remove)
{
- alpm_list_t *i, *conflicts = NULL;
- alpm_list_t *targets = trans->packages;
- int numtargs = alpm_list_count(targets);
+ alpm_list_t *i, *j, *conflicts = NULL;
+ int numtargs = alpm_list_count(upgrade);
int current;
ALPM_LOG_FUNC;
- if(db == NULL || targets == NULL || root == NULL) {
+ if(db == NULL || upgrade == NULL) {
return(NULL);
}
@@ -367,8 +367,8 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, char *roo
* be possible with real transactions. Right now we only do half as much
* here as we do when we actually extract files in add.c with our 12
* different cases. */
- for(current = 1, i = targets; i; i = i->next, current++) {
- alpm_list_t *j, *k, *tmpfiles = NULL;
+ for(current = 1, i = upgrade; i; i = i->next, current++) {
+ alpm_list_t *k, *tmpfiles = NULL;
pmpkg_t *p1, *p2, *dbpkg;
char path[PATH_MAX+1];
@@ -392,7 +392,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, char *roo
if(tmpfiles) {
for(k = tmpfiles; k; k = k->next) {
- snprintf(path, PATH_MAX, "%s%s", root, (char *)k->data);
+ snprintf(path, PATH_MAX, "%s%s", handle->root, (char *)k->data);
conflicts = add_fileconflict(conflicts, PM_FILECONFLICT_TARGET, path,
alpm_pkg_get_name(p1), alpm_pkg_get_name(p2));
}
@@ -408,7 +408,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, char *roo
_alpm_log(PM_LOG_DEBUG, "searching for filesystem conflicts: %s\n", p1->name);
dbpkg = _alpm_db_get_pkgfromcache(db, p1->name);
- /* Do two different checks here. f the package is currently installed,
+ /* Do two different checks here. If the package is currently installed,
* then only check files that are new in the new package. If the package
* is not currently installed, then simply stat the whole filelist */
if(dbpkg) {
@@ -420,12 +420,10 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, char *roo
tmpfiles = alpm_list_strdup(alpm_pkg_get_files(p1));
}
- /* loop over each file to be installed */
for(j = tmpfiles; j; j = j->next) {
- int skip_conflict = 0;
filestr = j->data;
- snprintf(path, PATH_MAX, "%s%s", root, filestr);
+ snprintf(path, PATH_MAX, "%s%s", handle->root, filestr);
/* stat the file - if it exists, do some checks */
if(_alpm_lstat(path, &lsbuf) != 0) {
@@ -436,48 +434,50 @@ alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, char *roo
if(path[strlen(path)-1] == '/') {
if(S_ISDIR(lsbuf.st_mode)) {
_alpm_log(PM_LOG_DEBUG, "%s is a directory, not a conflict\n", path);
- skip_conflict = 1;
+ continue;
} else if(S_ISLNK(lsbuf.st_mode) && S_ISDIR(sbuf.st_mode)) {
_alpm_log(PM_LOG_DEBUG,
"%s is a symlink to a dir, hopefully not a conflict\n", path);
- skip_conflict = 1;
+ continue;
}
}
- if(!skip_conflict) {
- _alpm_log(PM_LOG_DEBUG, "checking possible conflict: %s\n", path);
-
- /* Look at all the targets to see if file has changed hands */
- int resolved_conflict = 0; /* have we acted on this conflict? */
- for(k = targets; k; k = k->next) {
- p2 = k->data;
- if(!p2 || strcmp(p1->name, p2->name) == 0) {
- continue;
- }
+ _alpm_log(PM_LOG_DEBUG, "checking possible conflict: %s\n", path);
- pmpkg_t *localp2 = _alpm_db_get_pkgfromcache(db, p2->name);
-
- /* Check if it used to exist in a package, but doesn't anymore */
- alpm_list_t *pkgfiles, *localfiles; /* added for readability */
- pkgfiles = alpm_pkg_get_files(p2);
- localfiles = alpm_pkg_get_files(localp2);
-
- if(localp2 && !alpm_list_find_str(pkgfiles, filestr)
- && alpm_list_find_str(localfiles, filestr)) {
- /* skip removal of file, but not add. this will prevent a second
- * package from removing the file when it was already installed
- * by its new owner (whether the file is in backup array or not */
- trans->skip_remove = alpm_list_add(trans->skip_remove, strdup(path));
- _alpm_log(PM_LOG_DEBUG, "file changed packages, adding to remove skiplist: %s\n", filestr);
- resolved_conflict = 1;
- break;
- }
+ int resolved_conflict = 0; /* have we acted on this conflict? */
+
+ /* Check remove list (will we remove the conflicting local file?) */
+ for(k = remove; k && !resolved_conflict; k = k->next) {
+ pmpkg_t *rempkg = k->data;
+ if(rempkg && alpm_list_find_str(alpm_pkg_get_files(rempkg), filestr)) {
+ _alpm_log(PM_LOG_DEBUG, "local file will be removed, not a conflict: %s\n", filestr);
+ resolved_conflict = 1;
}
- if(!resolved_conflict) {
- _alpm_log(PM_LOG_DEBUG, "file found in conflict: %s\n", path);
- conflicts = add_fileconflict(conflicts, PM_FILECONFLICT_FILESYSTEM,
- path, p1->name, NULL);
+ }
+
+ /* Look at all the targets to see if file has changed hands */
+ for(k = upgrade; k && !resolved_conflict; k = k->next) {
+ p2 = k->data;
+ if(!p2 || strcmp(p1->name, p2->name) == 0) {
+ continue;
+ }
+ pmpkg_t *localp2 = _alpm_db_get_pkgfromcache(db, p2->name);
+
+ /* localp2->files will be removed (target conflicts are handled by CHECK 1) */
+ if(localp2 && alpm_list_find_str(alpm_pkg_get_files(localp2), filestr)) {
+ /* skip removal of file, but not add. this will prevent a second
+ * package from removing the file when it was already installed
+ * by its new owner (whether the file is in backup array or not */
+ trans->skip_remove = alpm_list_add(trans->skip_remove, strdup(path));
+ _alpm_log(PM_LOG_DEBUG, "file changed packages, adding to remove skiplist: %s\n", filestr);
+ resolved_conflict = 1;
}
}
+
+ if(!resolved_conflict) {
+ _alpm_log(PM_LOG_DEBUG, "file found in conflict: %s\n", path);
+ conflicts = add_fileconflict(conflicts, PM_FILECONFLICT_FILESYSTEM,
+ path, p1->name, NULL);
+ }
}
FREELIST(tmpfiles);
}
diff --git a/lib/libalpm/conflict.h b/lib/libalpm/conflict.h
index 71ed579d..1c673728 100644
--- a/lib/libalpm/conflict.h
+++ b/lib/libalpm/conflict.h
@@ -41,7 +41,8 @@ void _alpm_conflict_free(pmconflict_t *conflict);
int _alpm_conflict_isin(pmconflict_t *needle, alpm_list_t *haystack);
alpm_list_t *_alpm_innerconflicts(alpm_list_t *packages);
alpm_list_t *_alpm_outerconflicts(pmdb_t *db, alpm_list_t *packages);
-alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans, char *root);
+alpm_list_t *_alpm_db_find_fileconflicts(pmdb_t *db, pmtrans_t *trans,
+ alpm_list_t *upgrade, alpm_list_t *remove);
void _alpm_fileconflict_free(pmfileconflict_t *conflict);
diff --git a/lib/libalpm/sync.c b/lib/libalpm/sync.c
index e5a5f7ed..e1ab1c92 100644
--- a/lib/libalpm/sync.c
+++ b/lib/libalpm/sync.c
@@ -818,7 +818,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
{
alpm_list_t *i, *j, *files = NULL;
alpm_list_t *deltas = NULL;
- pmtrans_t *tr = NULL;
+ pmtrans_t *tr_remove = NULL, *tr_upgrade = NULL;
int replaces = 0;
int errors = 0;
const char *cachedir = NULL;
@@ -962,61 +962,44 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
return(0);
}
- /* remove conflicting and to-be-replaced packages */
trans->state = STATE_COMMITING;
- tr = _alpm_trans_new();
- if(tr == NULL) {
+
+ /* Create remove and upgrade transactions */
+ tr_remove = _alpm_trans_new();
+ if(tr_remove == NULL) {
_alpm_log(PM_LOG_ERROR, _("could not create removal transaction\n"));
goto error;
}
+ tr_upgrade = _alpm_trans_new();
+ if(tr_upgrade == NULL) {
+ _alpm_log(PM_LOG_ERROR, _("could not create transaction\n"));
+ goto error;
+ }
- if(_alpm_trans_init(tr, PM_TRANS_TYPE_REMOVE, PM_TRANS_FLAG_NODEPS, NULL, NULL, NULL) == -1) {
+ if(_alpm_trans_init(tr_remove, PM_TRANS_TYPE_REMOVE, PM_TRANS_FLAG_NODEPS, NULL, NULL, NULL) == -1) {
_alpm_log(PM_LOG_ERROR, _("could not initialize the removal transaction\n"));
goto error;
}
+ if(_alpm_trans_init(tr_upgrade, PM_TRANS_TYPE_UPGRADE, trans->flags, trans->cb_event, trans->cb_conv, trans->cb_progress) == -1) {
+ _alpm_log(PM_LOG_ERROR, _("could not initialize transaction\n"));
+ goto error;
+ }
+ /* adding targets */
for(i = trans->packages; i; i = i->next) {
pmsyncpkg_t *sync = i->data;
alpm_list_t *j;
+ /* remove transaction */
for(j = sync->removes; j; j = j->next) {
pmpkg_t *pkg = j->data;
- if(!_alpm_pkg_find(tr->packages, pkg->name)) {
- if(_alpm_trans_addtarget(tr, pkg->name) == -1) {
+ if(!_alpm_pkg_find(tr_remove->packages, pkg->name)) {
+ if(_alpm_trans_addtarget(tr_remove, pkg->name) == -1) {
goto error;
}
replaces++;
}
}
- }
- if(replaces) {
- _alpm_log(PM_LOG_DEBUG, "removing conflicting and to-be-replaced packages\n");
- if(_alpm_trans_prepare(tr, data) == -1) {
- _alpm_log(PM_LOG_ERROR, _("could not prepare removal transaction\n"));
- goto error;
- }
- /* we want the frontend to be aware of commit details */
- tr->cb_event = trans->cb_event;
- if(_alpm_trans_commit(tr, NULL) == -1) {
- _alpm_log(PM_LOG_ERROR, _("could not commit removal transaction\n"));
- goto error;
- }
- }
- _alpm_trans_free(tr);
- tr = NULL;
-
- /* install targets */
- _alpm_log(PM_LOG_DEBUG, "installing packages\n");
- tr = _alpm_trans_new();
- if(tr == NULL) {
- _alpm_log(PM_LOG_ERROR, _("could not create transaction\n"));
- goto error;
- }
- if(_alpm_trans_init(tr, PM_TRANS_TYPE_UPGRADE, trans->flags | PM_TRANS_FLAG_NODEPS, trans->cb_event, trans->cb_conv, trans->cb_progress) == -1) {
- _alpm_log(PM_LOG_ERROR, _("could not initialize transaction\n"));
- goto error;
- }
- for(i = trans->packages; i; i = i->next) {
- pmsyncpkg_t *sync = i->data;
+ /* upgrade transaction */
pmpkg_t *spkg = sync->pkg;
const char *fname;
char *fpath;
@@ -1028,7 +1011,7 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
/* Loop through the cache dirs until we find a matching file */
fpath = _alpm_filecache_find(fname);
- if(_alpm_trans_addtarget(tr, fpath) == -1) {
+ if(_alpm_trans_addtarget(tr_upgrade, fpath) == -1) {
FREE(fpath);
goto error;
}
@@ -1036,15 +1019,50 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
/* using alpm_list_last() is ok because addtarget() adds the new target at the
* end of the tr->packages list */
- spkg = alpm_list_last(tr->packages)->data;
+ spkg = alpm_list_last(tr_upgrade->packages)->data;
spkg->reason = sync->newreason;
}
- if(_alpm_trans_prepare(tr, data) == -1) {
- _alpm_log(PM_LOG_ERROR, _("could not prepare transaction\n"));
- /* pm_errno is set by trans_prepare */
- goto error;
+
+ /* fileconflict check */
+ if(!(trans->flags & PM_TRANS_FLAG_FORCE)) {
+ EVENT(trans, PM_TRANS_EVT_FILECONFLICTS_START, NULL, NULL);
+
+ _alpm_log(PM_LOG_DEBUG, "looking for file conflicts\n");
+ alpm_list_t *conflict = _alpm_db_find_fileconflicts(db_local, tr_upgrade,
+ tr_upgrade->packages, tr_remove->packages);
+ if(conflict) {
+ pm_errno = PM_ERR_FILE_CONFLICTS;
+ if(data) {
+ *data = conflict;
+ } else {
+ alpm_list_free_inner(conflict, (alpm_list_fn_free)_alpm_fileconflict_free);
+ alpm_list_free(conflict);
+ }
+ goto error;
+ }
+
+ EVENT(trans, PM_TRANS_EVT_FILECONFLICTS_DONE, NULL, NULL);
}
- if(_alpm_trans_commit(tr, NULL) == -1) {
+
+ /* remove conflicting and to-be-replaced packages */
+ if(replaces) {
+ _alpm_log(PM_LOG_DEBUG, "removing conflicting and to-be-replaced packages\n");
+ if(_alpm_trans_prepare(tr_remove, data) == -1) {
+ _alpm_log(PM_LOG_ERROR, _("could not prepare removal transaction\n"));
+ goto error;
+ }
+ /* we want the frontend to be aware of commit details */
+ tr_remove->cb_event = trans->cb_event;
+ if(_alpm_trans_commit(tr_remove, NULL) == -1) {
+ _alpm_log(PM_LOG_ERROR, _("could not commit removal transaction\n"));
+ goto error;
+ }
+ }
+
+ /* install targets */
+ _alpm_log(PM_LOG_DEBUG, "installing packages\n");
+ /* add_prepare is not needed */
+ if(_alpm_trans_commit(tr_upgrade, NULL) == -1) {
_alpm_log(PM_LOG_ERROR, _("could not commit transaction\n"));
goto error;
}
@@ -1053,9 +1071,8 @@ int _alpm_sync_commit(pmtrans_t *trans, pmdb_t *db_local, alpm_list_t **data)
error:
FREELIST(files);
alpm_list_free(deltas);
- deltas = NULL;
- _alpm_trans_free(tr);
- tr = NULL;
+ _alpm_trans_free(tr_remove);
+ _alpm_trans_free(tr_upgrade);
return(ret);
}
generated by cgit v1.2.3-2-g168b (git 2.25.1) at 2024-11-17 07:16:23 +0000