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-rw-r--r--lib/libalpm/conflict.c33
1 files changed, 19 insertions, 14 deletions
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c
index 14c23f45..32f6f303 100644
--- a/lib/libalpm/conflict.c
+++ b/lib/libalpm/conflict.c
@@ -469,16 +469,18 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
continue;
}
+ _alpm_log(handle, ALPM_LOG_DEBUG, "checking possible conflict: %s\n", path);
+
if(S_ISDIR(file->mode)) {
struct stat sbuf;
if(S_ISDIR(lsbuf.st_mode)) {
- _alpm_log(handle, ALPM_LOG_DEBUG, "%s is a directory, not a conflict\n", path);
+ _alpm_log(handle, ALPM_LOG_DEBUG, "file is a directory, not a conflict\n");
continue;
}
stat(path, &sbuf);
if(S_ISLNK(lsbuf.st_mode) && S_ISDIR(sbuf.st_mode)) {
_alpm_log(handle, ALPM_LOG_DEBUG,
- "%s is a symlink to a dir, hopefully not a conflict\n", path);
+ "file is a symlink to a dir, hopefully not a conflict\n");
continue;
}
/* if we made it to here, we want all subsequent path comparisons to
@@ -487,7 +489,6 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
path[strlen(path) - 1] = '\0';
}
- _alpm_log(handle, ALPM_LOG_DEBUG, "checking possible conflict: %s\n", path);
relative_path = path + strlen(handle->root);
/* Check remove list (will we remove the conflicting local file?) */
@@ -496,7 +497,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
if(rempkg && _alpm_filelist_contains(alpm_pkg_get_files(rempkg),
relative_path)) {
_alpm_log(handle, ALPM_LOG_DEBUG,
- "local file will be removed, not a conflict: %s\n", path);
+ "local file will be removed, not a conflict\n");
resolved_conflict = 1;
}
}
@@ -517,7 +518,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
handle->trans->skip_remove =
alpm_list_add(handle->trans->skip_remove, strdup(filestr));
_alpm_log(handle, ALPM_LOG_DEBUG,
- "file changed packages, adding to remove skiplist: %s\n", path);
+ "file changed packages, adding to remove skiplist\n");
resolved_conflict = 1;
}
}
@@ -535,16 +536,20 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
free(dir);
}
- if(!resolved_conflict && dbpkg) {
+ /* check if a component of the filepath was a link. canonicalize the path
+ * and look for it in the old package. note that the actual file under
+ * consideration cannot itself be a link, as it might be unowned- path
+ * components can be safely checked as all directories are "unowned". */
+ if(!resolved_conflict && dbpkg && !S_ISLNK(lsbuf.st_mode)) {
char *rpath = calloc(PATH_MAX, sizeof(char));
const char *relative_rpath;
- if(!realpath(path, rpath)) {
- free(rpath);
- continue;
- }
- relative_rpath = rpath + strlen(handle->root);
- if(_alpm_filelist_contains(alpm_pkg_get_files(dbpkg), relative_rpath)) {
- resolved_conflict = 1;
+ if(realpath(path, rpath)) {
+ relative_rpath = rpath + strlen(handle->root);
+ if(_alpm_filelist_contains(alpm_pkg_get_files(dbpkg), relative_rpath)) {
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "package contained the resolved realpath\n");
+ resolved_conflict = 1;
+ }
}
free(rpath);
}
@@ -560,7 +565,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle,
}
if(!found) {
_alpm_log(handle, ALPM_LOG_DEBUG,
- "file was unowned but in new backup list: %s\n", path);
+ "file was unowned but in new backup list\n");
resolved_conflict = 1;
}
}