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-rw-r--r--lib/libalpm/alpm.c1153
1 files changed, 14 insertions, 1139 deletions
diff --git a/lib/libalpm/alpm.c b/lib/libalpm/alpm.c
index afb6226b..62bb8316 100644
--- a/lib/libalpm/alpm.c
+++ b/lib/libalpm/alpm.c
@@ -1,11 +1,11 @@
/*
* alpm.c
- *
- * Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
+ *
+ * Copyright (c) 2002-2007 by Judd Vinet <jvinet@zeroflux.org>
* Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
* Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
* Copyright (c) 2005, 2006 by Miklos Vajna <vmiklos@frugalware.org>
- *
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
@@ -18,54 +18,20 @@
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#include "config.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <ctype.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <time.h>
-#include <syslog.h>
-#include <limits.h> /* PATH_MAX */
-#include <stdarg.h>
-#include <libintl.h>
-
/* libalpm */
#include "alpm.h"
#include "alpm_list.h"
-#include "log.h"
#include "error.h"
-#include "versioncmp.h"
-#include "md5.h"
-#include "sha1.h"
-#include "package.h"
-#include "group.h"
-#include "util.h"
-#include "db.h"
-#include "cache.h"
-#include "deps.h"
-#include "conflict.h"
-#include "backup.h"
-#include "add.h"
-#include "remove.h"
-#include "sync.h"
#include "handle.h"
-#include "provide.h"
-#include "server.h"
-
-#define min(X, Y) ((X) < (Y) ? (X) : (Y))
+#include "util.h"
/* Globals */
-pmhandle_t *handle = NULL;
enum _pmerrno_t pm_errno SYMEXPORT;
/** \addtogroup alpm_interface Interface Functions
@@ -77,7 +43,7 @@ enum _pmerrno_t pm_errno SYMEXPORT;
* functions are called.
* @return 0 on success, -1 on error (pm_errno is set accordingly)
*/
-int SYMEXPORT alpm_initialize()
+int SYMEXPORT alpm_initialize(void)
{
ASSERT(handle == NULL, RET_ERR(PM_ERR_HANDLE_NOT_NULL, -1));
@@ -86,1126 +52,35 @@ int SYMEXPORT alpm_initialize()
RET_ERR(PM_ERR_MEMORY, -1);
}
- return(0);
-}
-
-/** Release the library. This should be the last alpm call you make.
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_release()
-{
- int dbs_left = 0;
-
- ALPM_LOG_FUNC;
-
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
-
- /* free the transaction if there is any */
- if(handle->trans) {
- alpm_trans_release();
- }
-
- /* close local database */
- if(handle->db_local) {
- alpm_db_unregister(handle->db_local);
- handle->db_local = NULL;
- }
- /* and also sync ones */
- while((dbs_left = alpm_list_count(handle->dbs_sync)) > 0) {
- pmdb_t *db = (pmdb_t *)handle->dbs_sync->data;
- _alpm_log(PM_LOG_DEBUG, _("removing DB %s, %d remaining..."), db->treename, dbs_left);
- alpm_db_unregister(db);
- db = NULL;
- }
-
- FREEHANDLE(handle);
+#ifdef ENABLE_NLS
+ bindtextdomain("libalpm", LOCALEDIR);
+#endif
return(0);
}
-/** @} */
-
-/** \addtogroup alpm_databases Database Functions
- * @brief Functions to query and manipulate the database of libalpm
- * @{
- */
-
-/** Register a package database
- * @param treename the name of the repository
- * @return a pmdb_t* on success (the value), NULL on error
- */
-pmdb_t SYMEXPORT *alpm_db_register(char *treename)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, NULL));
- ASSERT(treename != NULL && strlen(treename) != 0, RET_ERR(PM_ERR_WRONG_ARGS, NULL));
- /* Do not register a database if a transaction is on-going */
- ASSERT(handle->trans == NULL, RET_ERR(PM_ERR_TRANS_NOT_NULL, NULL));
-
- return(_alpm_db_register(treename, NULL));
-}
-
-/** Unregister a package database
- * @param db pointer to the package database to unregister
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int alpm_db_unregister(pmdb_t *db)
-{
- int found = 0;
-
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
- ASSERT(db != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
- /* Do not unregister a database if a transaction is on-going */
- ASSERT(handle->trans == NULL, RET_ERR(PM_ERR_TRANS_NOT_NULL, -1));
-
- if(db == handle->db_local) {
- handle->db_local = NULL;
- found = 1;
- } else {
- void *data;
- handle->dbs_sync = alpm_list_remove(handle->dbs_sync, db, _alpm_db_cmp, &data);
- if(data) {
- found = 1;
- }
- }
-
- if(!found) {
- RET_ERR(PM_ERR_DB_NOT_FOUND, -1);
- }
-
- _alpm_log(PM_LOG_DEBUG, _("unregistering database '%s'"), db->treename);
-
- /* Cleanup */
- _alpm_db_free_pkgcache(db);
-
- _alpm_log(PM_LOG_DEBUG, _("closing database '%s'"), db->treename);
- _alpm_db_close(db);
-
- _alpm_db_free(db);
-
- return(0);
-}
-
-/** Set the serverlist of a database.
- * @param db database pointer
- * @param url url of the server
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int alpm_db_setserver(pmdb_t *db, const char *url)
-{
- int found = 0;
-
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
-
- if(strcmp(db->treename, "local") == 0) {
- if(handle->db_local != NULL) {
- found = 1;
- }
- } else {
- alpm_list_t *i;
- for(i = handle->dbs_sync; i && !found; i = i->next) {
- pmdb_t *sdb = i->data;
- if(strcmp(db->treename, sdb->treename) == 0) {
- found = 1;
- }
- }
- }
- if(!found) {
- RET_ERR(PM_ERR_DB_NOT_FOUND, -1);
- }
-
- if(url && strlen(url)) {
- pmserver_t *server;
- if((server = _alpm_server_new(url)) == NULL) {
- /* pm_errno is set by _alpm_server_new */
- return(-1);
- }
- db->servers = alpm_list_add(db->servers, server);
- _alpm_log(PM_LOG_DEBUG, _("adding new server to database '%s': protocol '%s', server '%s', path '%s'"),
- db->treename, server->s_url->scheme, server->s_url->host, server->s_url->doc);
- } else {
- FREELIST(db->servers);
- _alpm_log(PM_LOG_DEBUG, _("serverlist flushed for '%s'"), db->treename);
- }
-
- return(0);
-}
-
-/** Update a package database
- * @param force if true, then forces the update, otherwise update only in case
- * the database isn't up to date
- * @param db pointer to the package database to update
- * @return 0 on success, > 0 on error (pm_errno is set accordingly), < 0 if up
- * to date
- */
-int SYMEXPORT alpm_db_update(int force, pmdb_t *db)
-{
- alpm_list_t *lp;
- char path[PATH_MAX];
- alpm_list_t *files = NULL;
- char newmtime[16] = "";
- char lastupdate[16] = "";
- int ret;
-
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
- ASSERT(db != NULL && db != handle->db_local, RET_ERR(PM_ERR_WRONG_ARGS, -1));
- /* Verify we are in a transaction. This is done _mainly_ because we need a DB
- * lock - if we update without a db lock, we may kludge some other pacman
- * process that _has_ a lock.
- */
- ASSERT(handle->trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
- ASSERT(handle->trans->state == STATE_INITIALIZED, RET_ERR(PM_ERR_TRANS_NOT_INITIALIZED, -1));
- ASSERT(handle->trans->type == PM_TRANS_TYPE_SYNC, RET_ERR(PM_ERR_TRANS_TYPE, -1));
-
- if(!alpm_list_find(handle->dbs_sync, db)) {
- RET_ERR(PM_ERR_DB_NOT_FOUND, -1);
- }
-
- if(!force) {
- /* get the lastupdate time */
- _alpm_db_getlastupdate(db, lastupdate);
- if(strlen(lastupdate) == 0) {
- _alpm_log(PM_LOG_DEBUG, _("failed to get lastupdate time for %s (no big deal)"), db->treename);
- }
- }
-
- /* build a one-element list */
- snprintf(path, PATH_MAX, "%s" PM_EXT_DB, db->treename);
- files = alpm_list_add(files, strdup(path));
-
- snprintf(path, PATH_MAX, "%s%s", handle->root, handle->dbpath);
-
- ret = _alpm_downloadfiles_forreal(db->servers, path, files, lastupdate, newmtime);
- FREELIST(files);
- if(ret == 1) {
- /* mtimes match, do nothing */
- pm_errno = 0;
- return(1);
- } else if(ret == -1) {
- /* we use downloadLastErrString and downloadLastErrCode here, error returns from
- * libdownload */
- _alpm_log(PM_LOG_DEBUG, _("failed to sync db: %s [%d]"), downloadLastErrString, downloadLastErrCode);
- RET_ERR(PM_ERR_DB_SYNC, -1);
- } else {
- if(strlen(newmtime)) {
- _alpm_log(PM_LOG_DEBUG, _("sync: new mtime for %s: %s"), db->treename, newmtime);
- _alpm_db_setlastupdate(db, newmtime);
- }
- snprintf(path, PATH_MAX, "%s%s%s" PM_EXT_DB, handle->root, handle->dbpath, db->treename);
-
- /* remove the old dir */
- _alpm_log(PM_LOG_DEBUG, _("flushing database %s%s"), db->path);
- for(lp = _alpm_db_get_pkgcache(db); lp; lp = lp->next) {
- pmpkg_t *pkg = lp->data;
- if(pkg && _alpm_db_remove(db, pkg) == -1) {
- _alpm_log(PM_LOG_ERROR, _("could not remove database entry %s%s"), db->treename,
- alpm_pkg_get_name(pkg));
- RET_ERR(PM_ERR_DB_REMOVE, -1);
- }
- }
-
- /* Cache needs to be rebuild */
- _alpm_db_free_pkgcache(db);
-
- /* uncompress the sync database */
- if(_alpm_db_install(db, path) == -1) {
- return -1;
- }
- }
-
- return(0);
-}
-
-/** Get a package entry from a package database
- * @param db pointer to the package database to get the package from
- * @param name of the package
- * @return the package entry on success, NULL on error
- */
-pmpkg_t SYMEXPORT *alpm_db_get_pkg(pmdb_t *db, const char *name)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(db != NULL, return(NULL));
- ASSERT(name != NULL && strlen(name) != 0, return(NULL));
-
- return(_alpm_db_get_pkgfromcache(db, name));
-}
-
-/** Get the package cache of a package database
- * @param db pointer to the package database to get the package from
- * @return the list of packages on success, NULL on error
- */
-alpm_list_t SYMEXPORT *alpm_db_getpkgcache(pmdb_t *db)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(db != NULL, return(NULL));
-
- return(_alpm_db_get_pkgcache(db));
-}
-
-/** Get the list of packages that a package provides
- * @param db pointer to the package database to get the package from
- * @param name name of the package
- * @return the list of packages on success, NULL on error
- */
-alpm_list_t SYMEXPORT *alpm_db_whatprovides(pmdb_t *db, const char *name)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(db != NULL, return(NULL));
- ASSERT(name != NULL && strlen(name) != 0, return(NULL));
-
- return(_alpm_db_whatprovides(db, name));
-}
-
-/** Get a group entry from a package database
- * @param db pointer to the package database to get the group from
- * @param name of the group
- * @return the groups entry on success, NULL on error
- */
-pmgrp_t SYMEXPORT *alpm_db_readgrp(pmdb_t *db, const char *name)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(db != NULL, return(NULL));
- ASSERT(name != NULL && strlen(name) != 0, return(NULL));
-
- return(_alpm_db_get_grpfromcache(db, name));
-}
-
-/** Get the group cache of a package database
- * @param db pointer to the package database to get the group from
- * @return the list of groups on success, NULL on error
- */
-alpm_list_t SYMEXPORT *alpm_db_getgrpcache(pmdb_t *db)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(db != NULL, return(NULL));
-
- return(_alpm_db_get_grpcache(db));
-}
-
-/** @} */
-
-/** \addtogroup alpm_packages Package Functions
- * @brief Functions to manipulate libalpm packages
- * @{
- */
-
-/** Create a package from a file.
- * @param filename location of the package tarball
- * @param pkg address of the package pointer
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_pkg_load(char *filename, pmpkg_t **pkg)
-{
- _alpm_log(PM_LOG_FUNCTION, "enter alpm_pkg_load");
-
- /* Sanity checks */
- ASSERT(filename != NULL && strlen(filename) != 0, RET_ERR(PM_ERR_WRONG_ARGS, -1));
- ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
-
- *pkg = _alpm_pkg_load(filename);
- if(*pkg == NULL) {
- /* pm_errno is set by pkg_load */
- return(-1);
- }
-
- return(0);
-}
-
-/** Free a package.
- * @param pkg package pointer to free
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_pkg_free(pmpkg_t *pkg)
-{
- _alpm_log(PM_LOG_FUNCTION, "enter alpm_pkg_free");
-
- ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
-
- /* Only free packages loaded in user space */
- if(pkg->origin != PKG_FROM_CACHE) {
- _alpm_pkg_free(pkg);
- }
-
- return(0);
-}
-
-/** Check the integrity (with sha1) of a package from the sync cache.
- * @param pkg package pointer
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int alpm_pkg_checksha1sum(pmpkg_t *pkg)
-{
- char path[PATH_MAX];
- char *sha1sum = NULL;
- int retval = 0;
-
- ALPM_LOG_FUNC;
-
- ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
- /* We only inspect packages from sync repositories */
- ASSERT(pkg->origin == PKG_FROM_CACHE, RET_ERR(PM_ERR_PKG_INVALID, -1));
- ASSERT(pkg->data != handle->db_local, RET_ERR(PM_ERR_PKG_INVALID, -1));
-
- snprintf(path, PATH_MAX, "%s%s/%s-%s" PM_EXT_PKG,
- handle->root, handle->cachedir,
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
-
- sha1sum = _alpm_SHAFile(path);
- if(sha1sum == NULL) {
- _alpm_log(PM_LOG_ERROR, _("could not get sha1sum for package %s-%s"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- pm_errno = PM_ERR_NOT_A_FILE;
- retval = -1;
- } else {
- if(strcmp(sha1sum, alpm_pkg_get_sha1sum(pkg)) == 0) {
- _alpm_log(PM_LOG_DEBUG, _("sha1sums for package %s-%s match"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- } else {
- _alpm_log(PM_LOG_ERROR, _("sha1sums do not match for package %s-%s"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- pm_errno = PM_ERR_PKG_INVALID;
- retval = -1;
- }
- }
-
- FREE(sha1sum);
-
- return(retval);
-}
-
-/** Check the integrity (with md5) of a package from the sync cache.
- * @param pkg package pointer
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int alpm_pkg_checkmd5sum(pmpkg_t *pkg)
-{
- char path[PATH_MAX];
- char *md5sum = NULL;
- int retval = 0;
-
- ALPM_LOG_FUNC;
-
- ASSERT(pkg != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
- /* We only inspect packages from sync repositories */
- ASSERT(pkg->origin == PKG_FROM_CACHE, RET_ERR(PM_ERR_PKG_INVALID, -1));
- ASSERT(pkg->data != handle->db_local, RET_ERR(PM_ERR_PKG_INVALID, -1));
-
- snprintf(path, PATH_MAX, "%s%s/%s-%s" PM_EXT_PKG,
- handle->root, handle->cachedir,
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
-
- md5sum = _alpm_MDFile(path);
- if(md5sum == NULL) {
- _alpm_log(PM_LOG_ERROR, _("could not get md5sum for package %s-%s"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- pm_errno = PM_ERR_NOT_A_FILE;
- retval = -1;
- } else {
- if(strcmp(md5sum, alpm_pkg_get_md5sum(pkg)) == 0) {
- _alpm_log(PM_LOG_DEBUG, _("md5sums for package %s-%s match"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- } else {
- _alpm_log(PM_LOG_ERROR, _("md5sums do not match for package %s-%s"),
- alpm_pkg_get_name(pkg), alpm_pkg_get_version(pkg));
- pm_errno = PM_ERR_PKG_INVALID;
- retval = -1;
- }
- }
-
- FREE(md5sum);
-
- return(retval);
-}
-
-/** Compare versions.
- * @param ver1 first version
- * @param ver2 secont version
- * @return postive, 0 or negative if ver1 is less, equal or more
- * than ver2, respectively.
- */
-int SYMEXPORT alpm_pkg_vercmp(const char *ver1, const char *ver2)
-{
- ALPM_LOG_FUNC;
-
- return(_alpm_versioncmp(ver1, ver2));
-}
-
-/* internal */
-static char *_supported_archs[] = {
- "i586",
- "i686",
- "ppc",
- "x86_64",
-};
-
-char SYMEXPORT *alpm_pkg_name_hasarch(char *pkgname)
-{
- /* TODO remove this when we transfer everything over to -ARCH
- *
- * this parsing sucks... it's done to support
- * two package formats for the time being:
- * package-name-foo-1.0.0-1-i686
- * and
- * package-name-bar-1.2.3-1
- */
- size_t i = 0;
- char *arch, *cmp, *p;
-
- ALPM_LOG_FUNC;
-
- if((p = strrchr(pkgname, '-'))) {
- for(i=0; i < sizeof(_supported_archs)/sizeof(char*); ++i) {
- cmp = p+1;
- arch = _supported_archs[i];
-
- /* whee, case insensitive compare */
- while(*arch && *cmp && tolower(*arch++) == tolower(*cmp++)) ;
- if(*arch || *cmp) {
- continue;
- }
-
- return(p);
- }
- }
- return(NULL);
-}
-
-/** @} */
-
-/** \addtogroup alpm_sync Sync Functions
- * @brief Functions to get informations about libalpm syncs
- * @{
- */
-
-/** Searches a database
- * @param db pointer to the package database to search in
- * @param needles the list of strings to search for
- * @return the list of packages on success, NULL on error
- */
-alpm_list_t SYMEXPORT *alpm_db_search(pmdb_t *db, alpm_list_t* needles)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, return(NULL));
- ASSERT(db != NULL, return(NULL));
-
- return(_alpm_db_search(db, needles));
-}
-
-/** @} */
-
-/** \addtogroup alpm_trans Transaction Functions
- * @brief Functions to manipulate libalpm transactions
- * @{
- */
-
-/** Initialize the transaction.
- * @param type type of the transaction
- * @param flags flags of the transaction (like nodeps, etc)
- * @param event event callback function pointer
- * @param conv question callback function pointer
- * @param progress progress callback function pointer
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_trans_init(pmtranstype_t type, pmtransflag_t flags,
- alpm_trans_cb_event event, alpm_trans_cb_conv conv,
- alpm_trans_cb_progress progress)
-{
- char path[PATH_MAX];
-
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
-
- ASSERT(handle->trans == NULL, RET_ERR(PM_ERR_TRANS_NOT_NULL, -1));
-
- /* lock db */
- snprintf(path, PATH_MAX, "%s%s", handle->root, PM_LOCK);
- handle->lckfd = _alpm_lckmk(path);
- if(handle->lckfd == -1) {
- RET_ERR(PM_ERR_HANDLE_LOCK, -1);
- }
-
- handle->trans = _alpm_trans_new();
- if(handle->trans == NULL) {
- RET_ERR(PM_ERR_MEMORY, -1);
- }
-
- return(_alpm_trans_init(handle->trans, type, flags, event, conv, progress));
-}
-
-/** Search for packages to upgrade and add them to the transaction.
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_trans_sysupgrade()
-{
- pmtrans_t *trans;
-
- ALPM_LOG_FUNC;
-
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
-
- trans = handle->trans;
- ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
- ASSERT(trans->state == STATE_INITIALIZED, RET_ERR(PM_ERR_TRANS_NOT_INITIALIZED, -1));
- ASSERT(trans->type == PM_TRANS_TYPE_SYNC, RET_ERR(PM_ERR_TRANS_TYPE, -1));
-
- return(_alpm_trans_sysupgrade(trans));
-}
-
-/** Add a target to the transaction.
- * @param target the name of the target to add
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_trans_addtarget(char *target)
-{
- pmtrans_t *trans;
-
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
- ASSERT(target != NULL && strlen(target) != 0, RET_ERR(PM_ERR_WRONG_ARGS, -1));
-
- trans = handle->trans;
- ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
- ASSERT(trans->state == STATE_INITIALIZED, RET_ERR(PM_ERR_TRANS_NOT_INITIALIZED, -1));
-
- return(_alpm_trans_addtarget(trans, target));
-}
-
-/** Prepare a transaction.
- * @param data the address of a PM_LIST where detailed description
- * of an error can be dumped (ie. list of conflicting files)
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_trans_prepare(alpm_list_t **data)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
- ASSERT(data != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
-
- ASSERT(handle->trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
- ASSERT(handle->trans->state == STATE_INITIALIZED, RET_ERR(PM_ERR_TRANS_NOT_INITIALIZED, -1));
-
- return(_alpm_trans_prepare(handle->trans, data));
-}
-
-/** Commit a transaction.
- * @param data the address of a PM_LIST where detailed description
- * of an error can be dumped (ie. list of conflicting files)
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_trans_commit(alpm_list_t **data)
-{
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
-
- ASSERT(handle->trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
- ASSERT(handle->trans->state == STATE_PREPARED, RET_ERR(PM_ERR_TRANS_NOT_PREPARED, -1));
-
- /* Check for database R/W permission */
- if(!(handle->trans->flags & PM_TRANS_FLAG_PRINTURIS)) {
- /* The print-uris operation is a bit odd. So we explicitly check for it */
- ASSERT(handle->access == PM_ACCESS_RW, RET_ERR(PM_ERR_BADPERMS, -1));
- }
-
- return(_alpm_trans_commit(handle->trans, data));
-}
-
-/** Release a transaction.
+/** Release the library. This should be the last alpm call you make.
* @return 0 on success, -1 on error (pm_errno is set accordingly)
*/
-int SYMEXPORT alpm_trans_release()
+int SYMEXPORT alpm_release(void)
{
- pmtrans_t *trans;
- char path[PATH_MAX];
-
ALPM_LOG_FUNC;
- /* Sanity checks */
ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
- trans = handle->trans;
- ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
- ASSERT(trans->state != STATE_IDLE, RET_ERR(PM_ERR_TRANS_NULL, -1));
-
- /* during a commit do not interrupt inmediatelly, just after a target */
- if(trans->state == STATE_COMMITING || trans->state == STATE_INTERRUPTED) {
- if(trans->state == STATE_COMMITING) {
- trans->state = STATE_INTERRUPTED;
- }
- pm_errno = PM_ERR_TRANS_COMMITING;
+ if(alpm_db_unregister_all() == -1) {
return(-1);
}
- FREETRANS(handle->trans);
-
- /* unlock db */
- if(handle->lckfd != -1) {
- close(handle->lckfd);
- handle->lckfd = -1;
- }
- snprintf(path, PATH_MAX, "%s%s", handle->root, PM_LOCK);
- if(_alpm_lckrm(path)) {
- _alpm_log(PM_LOG_WARNING, _("could not remove lock file %s"), path);
- alpm_logaction(_("warning: could not remove lock file %s"), path);
- }
+ _alpm_handle_free(handle);
return(0);
}
/** @} */
-/** \addtogroup alpm_log Logging Functions
- * @brief Functions to log using libalpm
- * @{
- */
-
-/** A printf-like function for logging.
- * @param fmt output format
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_logaction(char *fmt, ...)
-{
- char str[LOG_STR_LEN];
- va_list args;
-
- ALPM_LOG_FUNC;
-
- /* Sanity checks */
- ASSERT(handle != NULL, RET_ERR(PM_ERR_HANDLE_NULL, -1));
-
- va_start(args, fmt);
- vsnprintf(str, LOG_STR_LEN, fmt, args);
- va_end(args);
-
- /* TODO We should add a prefix to log strings depending on who called us.
- * If logaction was called by the frontend:
- * USER: <the frontend log>
- * and if called internally:
- * ALPM: <the library log>
- * Moreover, the frontend should be able to choose its prefix
- * (USER by default?):
- * pacman: "PACMAN"
- * kpacman: "KPACMAN"
- * This would allow us to share the log file between several frontends
- * and know who does what */
- return(_alpm_logaction(handle->usesyslog, handle->logfd, str));
-}
-/** @} */
-
-/** \addtogroup alpm_misc Miscellaneous Functions
+/** @defgroup alpm_misc Miscellaneous Functions
* @brief Various libalpm functions
- * @{
- */
-
-/** Get the md5 sum of file.
- * @param name name of the file
- * @return the checksum on success, NULL on error
- */
-char SYMEXPORT *alpm_get_md5sum(char *name)
-{
- ALPM_LOG_FUNC;
-
- ASSERT(name != NULL, return(NULL));
-
- return(_alpm_MDFile(name));
-}
-
-/** Get the sha1 sum of file.
- * @param name name of the file
- * @return the checksum on success, NULL on error
- */
-char SYMEXPORT *alpm_get_sha1sum(char *name)
-{
- ALPM_LOG_FUNC;
-
- ASSERT(name != NULL, return(NULL));
-
- return(_alpm_SHAFile(name));
-}
-
-/** Fetch a remote pkg.
- * @param url
- * @return the downloaded filename on success, NULL on error
- */
-char SYMEXPORT *alpm_fetch_pkgurl(char *url)
-{
- ALPM_LOG_FUNC;
-
- ASSERT(strstr(url, "://"), return(NULL));
-
- return(_alpm_fetch_pkgurl(url));
-}
-
-/** Parses a configuration file.
- * @param file path to the config file.
- * @param callback a function to be called upon new database creation
- * @param this_section the config current section being parsed
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
*/
-int SYMEXPORT alpm_parse_config(char *file, alpm_cb_db_register callback, const char *this_section)
-{
- FILE *fp = NULL;
- char line[PATH_MAX+1];
- char *ptr = NULL;
- char *key = NULL;
- int linenum = 0;
- char origkey[256];
- char section[256] = "";
- pmdb_t *db = NULL;
-
- ALPM_LOG_FUNC;
-
- fp = fopen(file, "r");
- if(fp == NULL) {
- return(0);
- }
-
- if(this_section != NULL && strlen(this_section) > 0) {
- strncpy(section, this_section, min(255, strlen(this_section)));
- if(!strcmp(section, "local")) {
- RET_ERR(PM_ERR_CONF_LOCAL, -1);
- }
- if(strcmp(section, "options")) {
- db = _alpm_db_register(section, callback);
- }
- }
-
- while(fgets(line, PATH_MAX, fp)) {
- linenum++;
- _alpm_strtrim(line);
- if(strlen(line) == 0 || line[0] == '#') {
- continue;
- }
- if(line[0] == '[' && line[strlen(line)-1] == ']') {
- /* new config section */
- ptr = line;
- ptr++;
- strncpy(section, ptr, min(255, strlen(ptr)-1));
- section[min(255, strlen(ptr)-1)] = '\0';
- _alpm_log(PM_LOG_DEBUG, _("config: new section '%s'"), section);
- if(!strlen(section)) {
- RET_ERR(PM_ERR_CONF_BAD_SECTION, -1);
- }
- if(!strcmp(section, "local")) {
- RET_ERR(PM_ERR_CONF_LOCAL, -1);
- }
- if(strcmp(section, "options")) {
- db = _alpm_db_register(section, callback);
- if(db == NULL) {
- /* pm_errno is set by alpm_db_register */
- return(-1);
- }
- }
- } else {
- /* directive */
- ptr = line;
- key = strsep(&ptr, "=");
- if(key == NULL) {
- RET_ERR(PM_ERR_CONF_BAD_SYNTAX, -1);
- }
- _alpm_strtrim(key);
- strncpy(origkey, key, min(255, strlen(key)));
- origkey[min(255, strlen(key))] = '\0';
- key = _alpm_strtoupper(key);
- if(!strlen(section) && strcmp(key, "INCLUDE")) {
- RET_ERR(PM_ERR_CONF_DIRECTIVE_OUTSIDE_SECTION, -1);
- }
- if(ptr == NULL) {
- if(strcmp(origkey, "NoPassiveFTP") == 0 || strcmp(key, "NOPASSIVEFTP") == 0) {
- alpm_option_set_nopassiveftp(1);
- _alpm_log(PM_LOG_DEBUG, _("config: nopassiveftp"));
- } else if(strcmp(origkey, "UseSyslog") == 0 || strcmp(key, "USESYSLOG") == 0) {
- alpm_option_set_usesyslog(1);
- _alpm_log(PM_LOG_DEBUG, _("config: usesyslog"));
- } else if(strcmp(origkey, "ILoveCandy") == 0 || strcmp(key, "ILOVECANDY") == 0) {
- alpm_option_set_chomp(1);
- _alpm_log(PM_LOG_DEBUG, _("config: chomp"));
- } else if(strcmp(origkey, "UseColor") == 0 || strcmp(key, "USECOLOR") == 0) {
- alpm_option_set_usecolor(1);
- _alpm_log(PM_LOG_DEBUG, _("config: usecolor"));
- } else {
- RET_ERR(PM_ERR_CONF_BAD_SYNTAX, -1);
- }
- } else {
- _alpm_strtrim(ptr);
- if(strcmp(origkey, "Include") == 0 || strcmp(key, "INCLUDE") == 0) {
- char conf[PATH_MAX];
- strncpy(conf, ptr, PATH_MAX);
- _alpm_log(PM_LOG_DEBUG, _("config: including %s"), conf);
- alpm_parse_config(conf, callback, section);
- } else if(strcmp(section, "options") == 0) {
- if(strcmp(origkey, "NoUpgrade") == 0 || strcmp(key, "NOUPGRADE") == 0) {
- char *p = ptr;
- char *q;
-
- while((q = strchr(p, ' '))) {
- *q = '\0';
- alpm_option_add_noupgrade(p);
- _alpm_log(PM_LOG_DEBUG, _("config: noupgrade: %s"), p);
- p = q;
- p++;
- }
- alpm_option_add_noupgrade(p);
- _alpm_log(PM_LOG_DEBUG, _("config: noupgrade: %s"), p);
- } else if(strcmp(origkey, "NoExtract") == 0 || strcmp(key, "NOEXTRACT") == 0) {
- char *p = ptr;
- char *q;
-
- while((q = strchr(p, ' '))) {
- *q = '\0';
- alpm_option_add_noextract(p);
- _alpm_log(PM_LOG_DEBUG, _("config: noextract: %s"), p);
- p = q;
- p++;
- }
- alpm_option_add_noextract(p);
- _alpm_log(PM_LOG_DEBUG, _("config: noextract: %s"), p);
- } else if(strcmp(origkey, "IgnorePkg") == 0 || strcmp(key, "IGNOREPKG") == 0) {
- char *p = ptr;
- char *q;
-
- while((q = strchr(p, ' '))) {
- *q = '\0';
- alpm_option_add_ignorepkg(p);
- _alpm_log(PM_LOG_DEBUG, _("config: ignorepkg: %s"), p);
- p = q;
- p++;
- }
- alpm_option_add_ignorepkg(p);
- _alpm_log(PM_LOG_DEBUG, _("config: ignorepkg: %s"), p);
- } else if(strcmp(origkey, "HoldPkg") == 0 || strcmp(key, "HOLDPKG") == 0) {
- char *p = ptr;
- char *q;
-
- while((q = strchr(p, ' '))) {
- *q = '\0';
- alpm_option_add_holdpkg(p);
- _alpm_log(PM_LOG_DEBUG, _("config: holdpkg: %s"), p);
- p = q;
- p++;
- }
- alpm_option_add_holdpkg(p);
- _alpm_log(PM_LOG_DEBUG, _("config: holdpkg: %s"), p);
- } else if(strcmp(origkey, "DBPath") == 0 || strcmp(key, "DBPATH") == 0) {
- /* shave off the leading slash, if there is one */
- if(*ptr == '/') {
- ptr++;
- }
- alpm_option_set_dbpath(ptr);
- _alpm_log(PM_LOG_DEBUG, _("config: dbpath: %s"), ptr);
- } else if(strcmp(origkey, "CacheDir") == 0 || strcmp(key, "CACHEDIR") == 0) {
- /* shave off the leading slash, if there is one */
- if(*ptr == '/') {
- ptr++;
- }
- alpm_option_set_cachedir(ptr);
- _alpm_log(PM_LOG_DEBUG, _("config: cachedir: %s"), ptr);
- } else if(strcmp(origkey, "RootDir") == 0 || strcmp(key, "ROOTDIR") == 0) {
- /* shave off the leading slash, if there is one */
- if(*ptr == '/') {
- ptr++;
- }
- alpm_option_set_root(ptr);
- _alpm_log(PM_LOG_DEBUG, _("config: rootdir: %s"), ptr);
- } else if (strcmp(origkey, "LogFile") == 0 || strcmp(key, "LOGFILE") == 0) {
- alpm_option_set_logfile(ptr);
- _alpm_log(PM_LOG_DEBUG, _("config: logfile: %s"), ptr);
- } else if (strcmp(origkey, "XferCommand") == 0 || strcmp(key, "XFERCOMMAND") == 0) {
- alpm_option_set_xfercommand(ptr);
- _alpm_log(PM_LOG_DEBUG, _("config: xfercommand: %s"), ptr);
- } else if (strcmp(origkey, "UpgradeDelay") == 0 || strcmp(key, "UPGRADEDELAY") == 0) {
- /* The config value is in days, we use seconds */
- time_t ud = atol(ptr) * 60 * 60 *24;
- alpm_option_set_upgradedelay(ud);
- _alpm_log(PM_LOG_DEBUG, _("config: upgradedelay: %d"), ud);
- } else {
- RET_ERR(PM_ERR_CONF_BAD_SYNTAX, -1);
- }
- } else {
- if(strcmp(origkey, "Server") == 0 || strcmp(key, "SERVER") == 0) {
- /* add to the list */
- if(alpm_db_setserver(db, ptr) != 0) {
- /* pm_errno is set by alpm_db_setserver */
- return(-1);
- }
- } else {
- RET_ERR(PM_ERR_CONF_BAD_SYNTAX, -1);
- }
- }
- line[0] = '\0';
- }
- }
- }
- fclose(fp);
-
- return(0);
-}
-
-/** @} */
-
-/* This function is mostly the same as sync.c find_replacements and sysupgrade
- * functions, and we should be able to combine them - this is an interim
- * solution made for -Qu operation */
-alpm_list_t SYMEXPORT *alpm_get_upgrades()
-{
- alpm_list_t *syncpkgs = NULL;
- alpm_list_t *i, *j, *k, *m;
-
- ALPM_LOG_FUNC;
-
- /* TODO holy nested loops, Batman! */
- /* check for "recommended" package replacements */
- _alpm_log(PM_LOG_DEBUG, _("checking for package replacements"));
- for(i = handle->dbs_sync; i; i = i->next) {
- for(j = _alpm_db_get_pkgcache(i->data); j; j = j->next) {
- pmpkg_t *spkg = j->data;
-
- for(k = alpm_pkg_get_replaces(spkg); k; k = k->next) {
-
- for(m = _alpm_db_get_pkgcache(handle->db_local); m; m = m->next) {
- pmpkg_t *lpkg = m->data;
-
- if(strcmp(k->data, alpm_pkg_get_name(lpkg)) == 0) {
- _alpm_log(PM_LOG_DEBUG, _("checking replacement '%s' for package '%s'"), k->data,
- alpm_pkg_get_name(spkg));
- if(alpm_list_find_str(handle->ignorepkg, alpm_pkg_get_name(lpkg))) {
- _alpm_log(PM_LOG_WARNING, _("%s-%s: ignoring package upgrade (to be replaced by %s-%s)"),
- alpm_pkg_get_name(lpkg), alpm_pkg_get_version(lpkg),
- alpm_pkg_get_name(spkg), alpm_pkg_get_version(spkg));
- } else {
- /* assume all replaces=() packages are accepted */
- pmsyncpkg_t *sync = NULL;
- pmpkg_t *dummy = _alpm_pkg_new(alpm_pkg_get_name(lpkg), NULL);
- if(dummy == NULL) {
- pm_errno = PM_ERR_MEMORY;
- goto error;
- }
- dummy->requiredby = alpm_list_strdup(alpm_pkg_get_requiredby(lpkg));
-
- pmsyncpkg_t *syncpkg;
- syncpkg = _alpm_sync_find(syncpkgs, alpm_pkg_get_name(spkg));
-
- if(syncpkg) {
- /* found it -- just append to the replaces list */
- sync->data = alpm_list_add(sync->data, dummy);
- } else {
- /* none found -- enter pkg into the final sync list */
- sync = _alpm_sync_new(PM_SYNC_TYPE_REPLACE, spkg, NULL);
- if(sync == NULL) {
- FREEPKG(dummy);
- pm_errno = PM_ERR_MEMORY;
- goto error;
- }
- sync->data = alpm_list_add(NULL, dummy);
- syncpkgs = alpm_list_add(syncpkgs, sync);
- }
- _alpm_log(PM_LOG_DEBUG, _("%s-%s elected for upgrade (to be replaced by %s-%s)"),
- alpm_pkg_get_name(lpkg), alpm_pkg_get_version(lpkg),
- alpm_pkg_get_name(spkg), alpm_pkg_get_version(spkg));
- }
- break;
- }
- }
- }
- }
- }
-
- /* now do normal upgrades */
- for(i = _alpm_db_get_pkgcache(handle->db_local); i; i = i->next) {
- int replace=0;
- pmpkg_t *local = i->data;
- pmpkg_t *spkg = NULL;
- pmsyncpkg_t *sync;
-
- for(j = handle->dbs_sync; !spkg && j; j = j->next) {
- spkg = _alpm_db_get_pkgfromcache(j->data, alpm_pkg_get_name(local));
- }
- if(spkg == NULL) {
- _alpm_log(PM_LOG_DEBUG, _("'%s' not found in sync db -- skipping"), alpm_pkg_get_name(local));
- continue;
- }
-
- /* we don't care about a to-be-replaced package's newer version */
- for(j = syncpkgs; j && !replace; j=j->next) {
- sync = j->data;
- if(sync->type == PM_SYNC_TYPE_REPLACE) {
- if(_alpm_pkg_find(alpm_pkg_get_name(spkg), sync->data)) {
- replace=1;
- }
- }
- }
- if(replace) {
- _alpm_log(PM_LOG_DEBUG, _("'%s' is already elected for removal -- skipping"),
- alpm_pkg_get_name(local));
- continue;
- }
-
- if(alpm_pkg_compare_versions(local, spkg)) {
- _alpm_log(PM_LOG_DEBUG, _("%s elected for upgrade (%s => %s)"),
- alpm_pkg_get_name(local), alpm_pkg_get_version(local),
- alpm_pkg_get_version(spkg));
-
- pmsyncpkg_t *syncpkg;
- syncpkg = _alpm_sync_find(syncpkgs, alpm_pkg_get_name(local));
-
- if(!syncpkg) {
- pmpkg_t *dummy = _alpm_pkg_new(alpm_pkg_get_name(local),
- alpm_pkg_get_version(local));
- if(dummy == NULL) {
- goto error;
- }
- sync = _alpm_sync_new(PM_SYNC_TYPE_UPGRADE, spkg, dummy);
- if(sync == NULL) {
- FREEPKG(dummy);
- goto error;
- }
- syncpkgs = alpm_list_add(syncpkgs, sync);
- }
- }
- }
-
- return(syncpkgs);
-error:
- if(syncpkgs) {
- alpm_list_free_inner(syncpkgs, _alpm_sync_free);
- alpm_list_free(syncpkgs);
- }
- return(NULL);
-}
/* vim: set ts=2 sw=2 noet: */
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-07-04 19:12:54 +0200