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-rw-r--r--lib/libalpm/remove.c82
-rw-r--r--test/pacman/tests/TESTS1
-rw-r--r--test/pacman/tests/skip-remove-with-glob-chars.py19
3 files changed, 53 insertions, 49 deletions
diff --git a/lib/libalpm/remove.c b/lib/libalpm/remove.c
index ccf64dc5..a5840dc6 100644
--- a/lib/libalpm/remove.c
+++ b/lib/libalpm/remove.c
@@ -317,20 +317,13 @@ static int dir_is_mountpoint(alpm_handle_t *handle, const char *directory,
*
* @param handle the context handle
* @param file file to be removed
- * @param skip_remove list of files that will not be removed
*
* @return 1 if the file can be deleted, 0 if it cannot be deleted
*/
-static int can_remove_file(alpm_handle_t *handle, const alpm_file_t *file,
- alpm_list_t *skip_remove)
+static int can_remove_file(alpm_handle_t *handle, const alpm_file_t *file)
{
char filepath[PATH_MAX];
- if(_alpm_fnmatch_patterns(skip_remove, file->name) == 0) {
- /* return success because we will never actually remove this file */
- return 1;
- }
-
snprintf(filepath, PATH_MAX, "%s%s", handle->root, file->name);
if(file->name[strlen(file->name) - 1] == '/' &&
@@ -433,30 +426,19 @@ cleanup:
* @param oldpkg the package being removed
* @param newpkg the package replacing \a oldpkg
* @param fileobj file to remove
- * @param skip_remove list of files that shouldn't be removed
* @param nosave whether files should be backed up
*
* @return 0 on success, -1 if there was an error unlinking the file, 1 if the
* file was skipped or did not exist
*/
static int unlink_file(alpm_handle_t *handle, alpm_pkg_t *oldpkg,
- alpm_pkg_t *newpkg, const alpm_file_t *fileobj, alpm_list_t *skip_remove,
- int nosave)
+ alpm_pkg_t *newpkg, const alpm_file_t *fileobj, int nosave)
{
struct stat buf;
char file[PATH_MAX];
snprintf(file, PATH_MAX, "%s%s", handle->root, fileobj->name);
- /* check the remove skip list before removing the file.
- * see the big comment block in db_find_fileconflicts() for an
- * explanation. */
- if(_alpm_fnmatch_patterns(skip_remove, fileobj->name) == 0) {
- _alpm_log(handle, ALPM_LOG_DEBUG,
- "%s is in skip_remove, skipping removal\n", file);
- return 1;
- }
-
if(llstat(file, &buf)) {
_alpm_log(handle, ALPM_LOG_DEBUG, "file %s does not exist\n", file);
return 1;
@@ -564,6 +546,24 @@ static int unlink_file(alpm_handle_t *handle, alpm_pkg_t *oldpkg,
}
/**
+ * @brief Check if a package file should be removed.
+ *
+ * @param handle the context handle
+ * @param newpkg the package replacing the current owner of \a path
+ * @param path file to be removed
+ *
+ * @return 1 if the file should be skipped, 0 if it should be removed
+ */
+static int should_skip_file(alpm_handle_t *handle,
+ alpm_pkg_t *newpkg, const char *path)
+{
+ return _alpm_fnmatch_patterns(handle->noupgrade, path) == 0
+ || alpm_list_find_str(handle->trans->skip_remove, path)
+ || (newpkg && _alpm_needbackup(path, newpkg)
+ && alpm_filelist_contains(alpm_pkg_get_files(newpkg), path));
+}
+
+/**
* @brief Remove a package's files, optionally skipping its replacement's
* files.
*
@@ -580,44 +580,19 @@ static int remove_package_files(alpm_handle_t *handle,
alpm_pkg_t *oldpkg, alpm_pkg_t *newpkg,
size_t targ_count, size_t pkg_count)
{
- alpm_list_t *skip_remove;
alpm_filelist_t *filelist;
size_t i;
int err = 0;
int nosave = handle->trans->flags & ALPM_TRANS_FLAG_NOSAVE;
- if(newpkg) {
- alpm_filelist_t *newfiles;
- alpm_list_t *b;
- skip_remove = alpm_list_join(
- alpm_list_strdup(handle->trans->skip_remove),
- alpm_list_strdup(handle->noupgrade));
- /* Add files in the NEW backup array to the skip_remove array
- * so this removal operation doesn't kill them */
- /* old package backup list */
- newfiles = alpm_pkg_get_files(newpkg);
- for(b = alpm_pkg_get_backup(newpkg); b; b = b->next) {
- const alpm_backup_t *backup = b->data;
- /* safety check (fix the upgrade026 pactest) */
- if(!alpm_filelist_contains(newfiles, backup->name)) {
- continue;
- }
- _alpm_log(handle, ALPM_LOG_DEBUG, "adding %s to the skip_remove array\n",
- backup->name);
- skip_remove = alpm_list_add(skip_remove, strdup(backup->name));
- }
- } else {
- skip_remove = alpm_list_strdup(handle->trans->skip_remove);
- }
-
filelist = alpm_pkg_get_files(oldpkg);
for(i = 0; i < filelist->count; i++) {
alpm_file_t *file = filelist->files + i;
- if(!can_remove_file(handle, file, skip_remove)) {
+ if(!should_skip_file(handle, newpkg, file->name)
+ && !can_remove_file(handle, file)) {
_alpm_log(handle, ALPM_LOG_DEBUG,
"not removing package '%s', can't remove all files\n",
oldpkg->name);
- FREELIST(skip_remove);
RET_ERR(handle, ALPM_ERR_PKG_CANT_REMOVE, -1);
}
}
@@ -633,7 +608,17 @@ static int remove_package_files(alpm_handle_t *handle,
/* iterate through the list backwards, unlinking files */
for(i = filelist->count; i > 0; i--) {
alpm_file_t *file = filelist->files + i - 1;
- if(unlink_file(handle, oldpkg, newpkg, file, skip_remove, nosave) < 0) {
+
+ /* check the remove skip list before removing the file.
+ * see the big comment block in db_find_fileconflicts() for an
+ * explanation. */
+ if(should_skip_file(handle, newpkg, file->name)) {
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "%s is in skip_remove, skipping removal\n", file->name);
+ continue;
+ }
+
+ if(unlink_file(handle, oldpkg, newpkg, file, nosave) < 0) {
err++;
}
@@ -644,7 +629,6 @@ static int remove_package_files(alpm_handle_t *handle,
percent, pkg_count, targ_count);
}
}
- FREELIST(skip_remove);
if(!newpkg) {
/* set progress to 100% after we finish unlinking files */
diff --git a/test/pacman/tests/TESTS b/test/pacman/tests/TESTS
index 12adf6da..3ff0b0c2 100644
--- a/test/pacman/tests/TESTS
+++ b/test/pacman/tests/TESTS
@@ -127,6 +127,7 @@ TESTS += test/pacman/tests/scriptlet001.py
TESTS += test/pacman/tests/scriptlet002.py
TESTS += test/pacman/tests/sign001.py
TESTS += test/pacman/tests/sign002.py
+TESTS += test/pacman/tests/skip-remove-with-glob-chars.py
TESTS += test/pacman/tests/smoke001.py
TESTS += test/pacman/tests/smoke002.py
TESTS += test/pacman/tests/smoke003.py
diff --git a/test/pacman/tests/skip-remove-with-glob-chars.py b/test/pacman/tests/skip-remove-with-glob-chars.py
new file mode 100644
index 00000000..039e1504
--- /dev/null
+++ b/test/pacman/tests/skip-remove-with-glob-chars.py
@@ -0,0 +1,19 @@
+self.description = "transferred file with glob characters that match a removed file"
+
+lp = pmpkg("foo")
+lp.files = ["foo/b*r", "foo/bar"]
+self.addpkg2db("local", lp)
+
+sp1 = pmpkg("foo", "1.0-2")
+self.addpkg(sp1)
+
+sp2 = pmpkg("bar", "1.0-2")
+sp2.files = ["foo/b*r"]
+self.addpkg(sp2)
+
+self.args = "-U %s %s" % (sp1.filename(), sp2.filename())
+
+self.addrule("PKG_VERSION=foo|1.0-2")
+self.addrule("PKG_VERSION=bar|1.0-2")
+self.addrule("FILE_EXIST=foo/b*r")
+self.addrule("!FILE_EXIST=foo/bar")