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authorDan McGee <dan@archlinux.org>2011-06-16 21:51:04 +0200
committerDan McGee <dan@archlinux.org>2011-07-03 21:29:30 +0200
commit26195f8da1c860a9f79f2d20ab576b06dad55e00 (patch)
treed5a460d1b656927467ad071a7c6fe7ae0823ee78
parent6a6fc3107f477e579b0dd21553d48e073e3efdf4 (diff)
downloadpacman-26195f8da1c860a9f79f2d20ab576b06dad55e00.tar.gz
pacman-26195f8da1c860a9f79f2d20ab576b06dad55e00.tar.xz
diskspace: remove all libarchive usage
Now that the filelists capture mode and size information, we can read the data from there and prevent having to loop through and uncompress every archive to check required diskspace usage. Signed-off-by: Dan McGee <dan@archlinux.org>
-rw-r--r--lib/libalpm/diskspace.c48
1 files changed, 7 insertions, 41 deletions
diff --git a/lib/libalpm/diskspace.c b/lib/libalpm/diskspace.c
index 5fb36eb4..b5d2ed22 100644
--- a/lib/libalpm/diskspace.c
+++ b/lib/libalpm/diskspace.c
@@ -39,10 +39,6 @@
#include <sys/types.h>
#endif
-/* libarchive */
-#include <archive.h>
-#include <archive_entry.h>
-
/* libalpm */
#include "diskspace.h"
#include "alpm_list.h"
@@ -189,39 +185,19 @@ static int calculate_removed_size(alpm_handle_t *handle,
static int calculate_installed_size(alpm_handle_t *handle,
const alpm_list_t *mount_points, alpm_pkg_t *pkg)
{
- int ret=0;
- struct archive *archive;
- struct archive_entry *entry;
-
- if((archive = archive_read_new()) == NULL) {
- handle->pm_errno = PM_ERR_LIBARCHIVE;
- ret = -1;
- goto cleanup;
- }
-
- archive_read_support_compression_all(archive);
- archive_read_support_format_all(archive);
-
- if(archive_read_open_filename(archive, pkg->origin_data.file,
- ARCHIVE_DEFAULT_BYTES_PER_BLOCK) != ARCHIVE_OK) {
- handle->pm_errno = PM_ERR_PKG_OPEN;
- ret = -1;
- goto cleanup;
- }
+ alpm_list_t *i;
- while(archive_read_next_header(archive, &entry) == ARCHIVE_OK) {
+ for(i = alpm_pkg_get_files(pkg); i; i = i->next) {
+ const alpm_file_t *file = i->data;
alpm_mountpoint_t *mp;
- const char *filename;
- mode_t mode;
char path[PATH_MAX];
- filename = archive_entry_pathname(entry);
- mode = archive_entry_mode(entry);
+ const char *filename = file->name;
/* libarchive reports these as zero size anyways */
/* NOTE: if we do start accounting for directory size, a dir matching a
* mountpoint needs to be attributed to the parent, not the mountpoint. */
- if(S_ISDIR(mode) || S_ISLNK(mode)) {
+ if(S_ISDIR(file->mode) || S_ISLNK(file->mode)) {
continue;
}
@@ -241,21 +217,11 @@ static int calculate_installed_size(alpm_handle_t *handle,
/* the addition of (divisor - 1) performs ceil() with integer division */
mp->blocks_needed +=
- (archive_entry_size(entry) + mp->fsp.f_bsize - 1l) / mp->fsp.f_bsize;
+ (file->size + mp->fsp.f_bsize - 1l) / mp->fsp.f_bsize;
mp->used |= USED_INSTALL;
-
- if(archive_read_data_skip(archive)) {
- _alpm_log(handle, PM_LOG_ERROR, _("error while reading package %s: %s\n"),
- pkg->name, archive_error_string(archive));
- handle->pm_errno = PM_ERR_LIBARCHIVE;
- break;
- }
}
- archive_read_finish(archive);
-
-cleanup:
- return ret;
+ return 0;
}
int _alpm_check_diskspace(alpm_handle_t *handle)