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path: root/lib/libalpm/util.c
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2009-11-10Merge branch 'maint'Dan McGee
2009-10-27Fix opendir error condition checksDan McGee
Thanks to Laszlo Papp <djszapi@archlinux.us> for the following catch: opendir(path)) == (DIR *)-1; is maybe the result of misunderstanding the manpage. If an opendir() call isn't successful it returns NULL rather than '(DIR *)-1'. Noticed-by: Laszlo Papp <djszapi@archlinux.us> Signed-off-by: Dan McGee <dan@archlinux.org>
2009-10-11Rework the alpm_unpack functionsXavier Chantry
Add support to extract a list of entries Signed-off-by: Xavier Chantry <shiningxc@gmail.com> Signed-off-by: Dan McGee <dan@archlinux.org>
2009-10-11cygwin fix : use unsigned char for ctype functionXavier Chantry
See http://www.nabble.com/-PATCH-RFA--Distinguish-between-EOF-and-character-with-value-0xff-td23161772.html#a23188494 cygwin 1.7 actually displays a warning when using signed char with the ctype function, so that compilation fails when using -Wall -Werror. So we just cast all arguments to unsigned char. Signed-off-by: Xavier Chantry <shiningxc@gmail.com> Signed-off-by: Dan McGee <dan@archlinux.org>
2009-10-11libalpm: clean up lock functionDan McGee
We were doing a lot of manual work; leverage the standard library a bit to do more for us. Signed-off-by: Dan McGee <dan@archlinux.org>
2009-10-11int typing: s/unsigned short/int/ in libalpmDan McGee
After our recent screwup with size_t and ssize_t in the download code, I found the `-Wsign-conversion` flag to GCC to see if we were doing anything else boneheaded. I didn't find anything quite as bad, but we did have some goofups- most of our public unsigned methods would return -1 on error, which is a bit odd in an unsigned context. Signed-off-by: Dan McGee <dan@archlinux.org>
2009-09-06libalpm/util.c : remove _alpm_strreplaceXavier Chantry
This function is unused since commit 358cc5804a2df873180e6d9ef2420ab3247f8437. Signed-off-by: Xavier Chantry <shiningxc@gmail.com> [Dan: also kill from util.h] Signed-off-by: Dan McGee <dan@archlinux.org>
2009-08-03Add a missing newline.Xavier Chantry
Signed-off-by: Xavier Chantry <shiningxc@gmail.com> Signed-off-by: Dan McGee <dan@archlinux.org>
2009-08-03Use full path to ldconfigMarc - A. Dahlhaus
If /sbin is not in the PATH and sudo is used, ldconfig cannot be found. So use /sbin/ldconfig instead. The code checked for the existence of /sbin/ldconfig anyway.. Signed-off-by: Marc - A. Dahlhaus <mad@wol.de> Signed-off-by: Xavier Chantry <shiningxc@gmail.com> Signed-off-by: Dan McGee <dan@archlinux.org>
2009-07-16Run ldconfig inside chroot.Xavier Chantry
This fixes FS#15294. The code to run a command inside a chroot was refactored from the _alpm_runscriptlet function to _alpm_run_chroot. Signed-off-by: Xavier Chantry <shiningxc@gmail.com>
2009-07-01Update copyright headers and messagesDan McGee
Signed-off-by: Dan McGee <dan@archlinux.org>
2009-01-20alpm_unpack : change prefix handling to workaround FS#12148.Xavier Chantry
Instead of appending the prefix to each entry name, we can chdir to the prefix before extracting, and restoring when it is done. This seems to work better with the strange and special case of FS#12148 where an archive contained the "./" entry. Signed-off-by: Xavier Chantry <shiningxc@gmail.com>
2009-01-18Merge branch 'maint'Dan McGee
2009-01-18Use archive_entry_set_perm instead of archive_entry_set_modeNagy Gabor
This patch fixes FS#12148 ('unstable' regular file). I also changed the other archive_entry_set_mode usage in add.c to archive_entry_set_perm. Since I cannot find any relevant info in libarchive manual, I quote Tim Kientzle (the author of libarchive) here, and I say thank you for his help. *** Tim Kientzle wrote ************************************* This is the problem in libalpm/util.c: 323 if(S_ISREG(st->st_mode)) { 324 archive_entry_set_mode(entry, 0644); 325 } else if(S_ISDIR(st->st_mode)) { 326 archive_entry_set_mode(entry, 0755); 327 } Your example unstable.db.tar.gz is not empty. It has one entry in it, called "./". That entry is marked as a directory. But, when you call archive_entry_set_mode(), you are changing the file type! archive_read_extract() then creates the file /var/unstable as you requested. (archive_read_extract() will replace an empty directory with a file.) You should either set the mode value correctly: 323 if(S_ISREG(st->st_mode)) { 324 archive_entry_set_mode(entry, IFREG | 0644); 325 } else if(S_ISDIR(st->st_mode)) { 326 archive_entry_set_mode(entry, IFDIR | 0755); 327 } Or use archive_entry_set_perm(), which does not change the file type: 323 if(S_ISREG(st->st_mode)) { 324 archive_entry_set_perm(entry, 0644); 325 } else if(S_ISDIR(st->st_mode)) { 326 archive_entry_set_perm(entry, 0755); 327 } ************************************************************ Signed-off-by: Nagy Gabor <ngaba@bibl.u-szeged.hu> Signed-off-by: Dan McGee <dan@archlinux.org>
2009-01-12Rename alpm_get_md5sum to alpm_compute_md5sum and alpm_dep_get_string to ↵Nagy Gabor
alpm_dep_compute_string This patch introduces the following function name convention: _compute_ in function name: the return value must be freed. _get_ in function name: the return value must not be freed. Signed-off-by: Nagy Gabor <ngaba@bibl.u-szeged.hu> Signed-off-by: Dan McGee <dan@archlinux.org>
2009-01-03libalpm: add PID to db.lckAllan McRae
This is the first step in being able to automatically remove phantom lock files. Signed-off-by: Allan McRae <allan@archlinux.org> [Dan: fix compilation warnings] Signed-off-by: Dan McGee <dan@archlinux.org>
2008-10-12libalpm: handle syscall interruption correctlyDan McGee
It is possible to throw EINTR from a system call such as open(), close(), or waitpid() if custom signal handlers are set up and they are not initialized with the SA_RESTART flag. This was noticed by Andreas Radke when ^C (SIGINT) was given during the call to waitpid(), causing it to throw the EINTR error and we could not accommodate it. Simply wrap these calls in a simple loop that allows us to retry the call if interrupted. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-08-19Remove an usused variable from alpm/util.c/_alpm_lckmk()Nagy Gabor
Probably a tweakable "lockdb-retry" option was planned which is not implemented. (Now it should be implemented in front-end.) So now this variable was unused and caused a small memleak. (FREE(dir) was not reached in case of error.) Signed-off-by: Nagy Gabor <ngaba@bibl.u-szeged.hu> Signed-off-by: Dan McGee <dan@archlinux.org>
2008-08-08Fix segfault on x86_64 when using UseSyslogDan McGee
Due to differences in handling va_list between i686 and x86_64, this bug can only be seen on x86_64. va_list usage is not allowed but we had been getting away with it. See http://lists.opensuse.org/opensuse-programming/2008-02/msg00005.html for details and explanation. This fixes FS#11096. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-07-24Remove unused strverscmp substituteDan McGee
Our internal vercmp function was the only user of this, and it no longer relies on it. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-06-15Use access() instead of stat() when possibleDan McGee
We were using the stat() system call in quite a few places when we didn't actually need anything the stat struct returned- we were simply checking for file existence. access() will be more efficient in those cases. Before (strace pacman -Ss pacman): % time seconds usecs/call calls errors syscall ------ ----------- ----------- --------- --------- ---------------- 33.16 0.005987 0 19016 stat64 After: % time seconds usecs/call calls errors syscall ------ ----------- ----------- --------- --------- ---------------- 34.85 0.003863 0 12633 1 access 7.95 0.000881 0 6391 7 stat64 Signed-off-by: Dan McGee <dan@archlinux.org>
2008-05-14Fix compilation warning on x86_64Dan McGee
Glad we have so many developers using this as their native architecture. int/size_t issue here. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-05-10Update makepath to remove PATH_MAX usageDan McGee
The start of a few commits to remove some PATH_MAX usage from our code. Use a dynamically allocated string instead. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-04-28Updates to _alpm_copyfile()Dan McGee
Rework to use a single #define for the buffsize, and in the process clean up some other code and double the default buffer size. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-04-26Completely rework delta algorithmChantry Xavier
Using the graph structures that Nagy set up for dependency sorting, we now do a similar process for deltas. Load up all of the deltas into a graph object on which we can then apply Dijkstra's algorithm, using the new weight field of graph struct. We initialize the nodes weight using the base files that we can use in our filecache (both filename and md5sum must match). The algorithm then picks the best path among those that can be resolved. Note that this algorithm has a few advantages over the old one: 1. It is completely file agnostic. These delta chains do not have to consist of package files- this could be adopted to do delta-fied DBs. 2. It does not use the local_db anymore, or even care if a package or file is currently installed. Instead, it only looks in the filecache for files and packages that match delta chain entries. Original-work-by: Dan McGee <dan@archlinux.org> Signed-off-by: Chantry Xavier <shiningxc@gmail.com>
2008-04-14Some comments for _alpm_unpack.K. Piche
Signed-off-by: K. Piche <kevin@archlinux.org> Signed-off-by: Dan McGee <dan@archlinux.org>
2008-04-06Remove unnecessary header file, move one macro to util.cDan McGee
Signed-off-by: Dan McGee <dan@archlinux.org>
2008-04-06libalpm error cleanup, step 1Dan McGee
Remove unused error codes, begin refactoring some of the others. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-03-27Add an archive_fgets() functionDan McGee
This crude function allows reading from an archive on a line-by-line basis similar to the familiar fgets() call on a FILE stream. This is the first step in being able to read DB entries straight from an archive. Signed-off-by: Dan McGee <dan@archlinux.org>
2008-02-27libalpm: clean up of md5sum functions.Chantry Xavier
test_delta_md5sum and test_pkg_md5sum were simple wrappers to test_md5sum, and only used once, so not very useful. I removed them. Also, test_md5sum and alpm_pkg_checkmd5sum functions were a bit duplicated, so I refactored them with a new _alpm_test_md5sum function in libalpm/util.c Signed-off-by: Chantry Xavier <shiningxc@gmail.com>
2008-01-13FS#9183 : force correct permissions on tmp/.Jaroslaw Swierczynski
[Xav: removed unneeded makepath_internal function, and fixed the permission value : 1777 -> 01777] Signed-off-by: Chantry Xavier <shiningxc@gmail.com> Signed-off-by: Dan McGee <dan@archlinux.org>
2008-01-13Ensure correct dir permissions in the database.Chantry Xavier
Fix for FS#9176. A previous commit (6e8daa553bbd5) already forced all database files to 644. Now the directories are also forced to 755. Additionally, repo-add now sets the umask to 022, just like makepkg does, to fix the problem at its root. Signed-off-by: Chantry Xavier <shiningxc@gmail.com> Signed-off-by: Dan McGee <dan@archlinux.org>
2008-01-13util.c : fix segfault when the cachedir isn't usable.Chantry Xavier
For example, if the cachedir is a broken symlink or a non writable directory, pacman fallbacks to /tmp/. Just before doing that, it freed the handle->cachedirs list twice ! once in _alpm_filecache_setup, and once in alpm_option_set_cachedirs. So the first one was removed. Fixes FS#9186. Signed-off-by: Chantry Xavier <shiningxc@gmail.com>
2008-01-05Don't stat cachedir immediatelyDan McGee
By attempting to stat the cachedir when we load the pacman config, pacman bails out if it is a non-existant directory, even if it will never be needed. This is unfortunate as it is only used for sync transactions anyway. Instead, wait until we need it in _alpm_filecache_setup to actually do anything. Reported as FS#9096. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-12-10Update GNU GPL boilerplate and copyright datesDan McGee
Update the GPL boilerplate to direct people to the GNU website for a copy of the license, as well as bump all of Judd's copyrights to 2007. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-12-08_alpm_unpack: return 1 when the file is not found.Chantry Xavier
If _alpm_unpack has a specific file to extract (not NULL), but doesn't find it, it'll now return 1, for indicating the failure. Signed-off-by: Chantry Xavier <shiningxc@gmail.com> Signed-off-by: Dan McGee <dan@archlinux.org>
2007-11-25Force mode of all database files to 644Aaron Griffin
In the case of a packaging error where install or changelog had bad permissions, pacman respected the original permissions without trying to fix it - this means that some operations (changelog) artificially required root permissions to run In addition, minor function housekeeping on _alpm_unpack Signed-off-by: Aaron Griffin <aaronmgriffin@gmail.com>
2007-11-16War on whitespaceDan McGee
Run the kernel's cleanfile script on all of our source files. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-11-16libalpm: simplify sync db lastupdateDan McGee
Legacy code is hitting the trash here. Remove unnecessary _alpm_time2string time storage abstraction in favor of just writing the time_t value to the disk. The only drawback is that everyone's sync DBs will have to be updated at least once so that the lastupdate values are stored right. :) Signed-off-by: Dan McGee <dan@archlinux.org>
2007-11-11libalpm: fix lstat wrapper to actually use newpathDan McGee
Commit b55abdce7aebb142ce79da3aa3645afe7693a3c4 introduced an lstat wrapper function that never dereferences paths with a trailing slash, but still called lstat on path instead of newpath. Oops! Signed-off-by: Dan McGee <dan@archlinux.org>
2007-11-04Remove the newline automatically added by alpm_logaction.Chantry Xavier
This way, _alpm_logaction behaves like _alpm_log, and gives more control. Signed-off-by: Chantry Xavier <shiningxc@gmail.com>
2007-11-04libalpm: use an lstat wrapper so we never dereference dir symlinksDan McGee
Linux lstat follows POSIX standards and dereferences a symlink pointing to a directory if there is a trailing slash. For purposes of libalpm, we don't want this so make a lstat wrapper that suppresses this behavior. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-10-22Fix invalid static scoping of strverscmpDan McGee
Signed-off-by: Dan McGee <dan@archlinux.org>
2007-09-23alpm: removed unused strtoupper wrapper, remove installeddate on parse_descfileDan McGee
installdate should never be present in a package descfile, so get rid of it. With the last commit, we also don't need the util strtoupper function. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-08-23libalpm: add newlines to all strings passed to log callbackDan McGee
This allows us to remove the hack in the frontend where we added a newline to everything coming out of the pm_printf functions, and instead let the developer put newlines where they want them. This should be the last hangover of that auto-newline stuff. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-08-21Post trial install changes, round oneDan McGee
A bunch of changes related to my first "real" install of pacman-git into /usr/local and trying to use it. * Shift some uses of free -> FREE in libalpm. * Move stat and sanity checks of config paths into libalpm from the config and argument parsing in pacman.c. * Fix issue where dbpath still was not defined early enough due to its requirement for being used in alpm_db_register. This should be rewritten so it doesn't have this dependency, but this will work for now. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-08-20Fix for FS 6404 and functionalize some cachedir handling stuffDan McGee
In order to best resolve bug 6404, move some cachedir handling stuff out of sync.c and into util.c and create two new functions: filecache_find and filecache_setup. sync.c was rewritten to use these, and alpm_fetch_pkgurl now also uses these routines. Signed-off-by: Dan McGee <dan@archlinux.org>
2007-08-20Add const qualifier to md5_file and alpm_get_md5sumDan McGee
Signed-off-by: Dan McGee <dan@archlinux.org>
2007-08-16Clean up MD5 code.Andrew Fyfe
* Move alpm md5 functions to lib/libalpm/util.c * Remove unneeded includes for md5.h * Replace md5 implementation with one from http://www.xyssl.org Dan: clean up XySSL code by removing parts we don't use, and add a note saying what changed. Dan: fix alpm_get_md5sum, off by one error on the malloc call and other small things. Signed-off-by: Andrew Fyfe <andrew@neptune-one.net> Signed-off-by: Dan McGee <dan@archlinux.org>
2007-08-14package.h: implement origin_data union in pmpkg_t structDan McGee
We were using a void *data element in pmpkg_t before, which is unsafe by its nature of being untyped. Reimplement data as origin_data being a union that can hold either a path to a package file or a pointer to a cache database, and make the other necesary updates in the code to reflect this. See package.h for details. Signed-off-by: Dan McGee <dan@archlinux.org>