diff options
| author | Dan McGee <dan@archlinux.org> | 2011-12-12 13:05:10 -0600 |
|---|---|---|
| committer | Dan McGee <dan@archlinux.org> | 2011-12-12 13:05:10 -0600 |
| commit | 370c873be54a6ef74f86b5e77ff722f766ebf707 (patch) | |
| tree | 385b003d95e85dc4608ec5b638e79f158740e65e /lib/libalpm | |
| parent | 8c8f04371745dad0bafcea14b38b4570e0b24a31 (diff) | |
Calculate root length only once when checking for file conflicts
It is quite easy to hoist this potentially repeated computation out of
the loop; even if we don't end up using it, it is super cheap to do it
only once.
Signed-off-by: Dan McGee <dan@archlinux.org>
Diffstat (limited to 'lib/libalpm')
| -rw-r--r-- | lib/libalpm/conflict.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/libalpm/conflict.c b/lib/libalpm/conflict.c index d89fc532..5703aba8 100644 --- a/lib/libalpm/conflict.c +++ b/lib/libalpm/conflict.c @@ -387,11 +387,14 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle, alpm_list_t *i, *conflicts = NULL; size_t numtargs = alpm_list_count(upgrade); size_t current; + size_t rootlen; if(!upgrade) { return NULL; } + rootlen = strlen(handle->root); + /* TODO this whole function needs a huge change, which hopefully will * 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 @@ -494,7 +497,7 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle, path[pathlen - 1] = '\0'; } - relative_path = path + strlen(handle->root); + relative_path = path + rootlen; /* Check remove list (will we remove the conflicting local file?) */ for(k = remove; k && !resolved_conflict; k = k->next) { @@ -547,9 +550,8 @@ alpm_list_t *_alpm_db_find_fileconflicts(alpm_handle_t *handle, * 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)) { - relative_rpath = rpath + strlen(handle->root); + const char *relative_rpath = rpath + rootlen; if(_alpm_filelist_contains(alpm_pkg_get_files(dbpkg), relative_rpath)) { _alpm_log(handle, ALPM_LOG_DEBUG, "package contained the resolved realpath\n"); |