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Improve previous and only overwrite files while upgrading packages in the

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unpack phase.

--HG--
extra : convert_revision : xtraeme%40gmail.com-20100128152108-vfs98fe3wvtort4s
This commit is contained in:
Juan RP 2010-01-28 16:21:08 +01:00
parent 61dde1ac02
commit df5b800366
2 changed files with 20 additions and 9 deletions
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8
NEWS
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@ -47,7 +47,7 @@ xbps-0.4 (2010-02-01):
If set, files will be removed even if its hash doesn't match for the
'remove' target, and configuration files for the 'purge' target.
* libxbps: always overwrite files while unpacking, and compare old and
new files to remove obsoletes if necessary. This makes the "essential"
object in package dictionary unnecessary, because all packages are
treated as they were essential.
* libxbps: if updating a package, always overwrite files while unpacking;
compare old and new files to remove obsoletes if necessary. This makes
the "essential" object in package dictionary unnecessary, because all
packages are treated as they were essential.

21
lib/unpack.c
View File

@ -65,13 +65,24 @@
*/
static void
set_extract_flags(int *flags)
set_extract_flags(int *flags, bool update)
{
*flags = 0;
int lflags = 0;
if (getuid() == 0)
*flags = FEXTRACT_FLAGS;
lflags = FEXTRACT_FLAGS;
else
*flags = EXTRACT_FLAGS;
lflags = EXTRACT_FLAGS;
if (!update) {
/*
* Only overwrite files while updating.
*/
lflags |= ARCHIVE_EXTRACT_NO_OVERWRITE;
lflags |= ARCHIVE_EXTRACT_NO_OVERWRITE_NEWER;
}
*flags = lflags;
}
/*
@ -152,7 +163,7 @@ unpack_archive_fini(struct archive *ar, prop_dictionary_t pkg)
*/
while (archive_read_next_header(ar, &entry) == ARCHIVE_OK) {
entry_str = archive_entry_pathname(entry);
set_extract_flags(&lflags);
set_extract_flags(&lflags, update);
/*
* Run the pre INSTALL action if the file is there.
*/