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authorDan McGee <dan@archlinux.org>2007-06-04 23:32:38 -0400
committerDan McGee <dan@archlinux.org>2007-06-04 23:32:38 -0400
commit26e3db423abeb4cb5704f89dc0fc50a767f19b47 (patch)
treed6574466cb8846d162719a49dc38df8f59acbca4 /lib/libalpm/alpm.c
parent466b79bf8f9a9b3f37a1a754b40320df9f2f1b4e (diff)
parent64d36db5f45db15997c6a3987d6f4b0ce147df27 (diff)
Merge branch 'alpm.c_cleanup' into frontend_config
Conflicts: lib/libalpm/alpm.c
Diffstat (limited to 'lib/libalpm/alpm.c')
-rw-r--r--lib/libalpm/alpm.c910
1 files changed, 2 insertions, 908 deletions
diff --git a/lib/libalpm/alpm.c b/lib/libalpm/alpm.c
index 72b01a61..135ac373 100644
--- a/lib/libalpm/alpm.c
+++ b/lib/libalpm/alpm.c
@@ -26,40 +26,17 @@
#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>
/* 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"
+#include "util.h"
#define min(X, Y) ((X) < (Y) ? (X) : (Y))
@@ -119,891 +96,8 @@ int SYMEXPORT alpm_release()
/** @} */
-/** \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(const 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));
-}
-
-/** 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 SYMEXPORT 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] = "";
- const char *dbpath;
- 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" DBEXT, db->treename);
- files = alpm_list_add(files, strdup(path));
-
- dbpath = alpm_option_get_dbpath();
-
- ret = _alpm_downloadfiles_forreal(db->servers, dbpath, 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" DBEXT, 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" PKGEXT, 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" PKGEXT, 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",
-};
-
-/**
- * @brief Determine if a package name has -ARCH tacked on.
- *
- * @param pkgname name of the package to parse
- *
- * @return pointer to start of -ARCH text if it exists, else NULL
- */
-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)
-{
- 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 */
- handle->lckfd = _alpm_lckmk();
- 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 an alpm_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 an alpm_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.
- * @return 0 on success, -1 on error (pm_errno is set accordingly)
- */
-int SYMEXPORT alpm_trans_release()
-{
- pmtrans_t *trans;
-
- 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 immediately, 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;
- return(-1);
- }
-
- _alpm_trans_free(trans);
- handle->trans = NULL;
-
- /* unlock db */
- if(handle->lckfd != -1) {
- close(handle->lckfd);
- handle->lckfd = -1;
- }
- if(_alpm_lckrm()) {
- _alpm_log(PM_LOG_WARNING, _("could not remove lock file %s"),
- alpm_option_get_lockfile());
- alpm_logaction(_("warning: could not remove lock file %s"),
- alpm_option_get_lockfile());
- }
-
- 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));
-}
-
-/** @} */
-
-/* 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) {
- _alpm_pkg_free(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) {
- _alpm_pkg_free(dummy);
- goto error;
- }
- syncpkgs = alpm_list_add(syncpkgs, sync);
- }
- }
- }
-
- return(syncpkgs);
-error:
- if(syncpkgs) {
- alpm_list_t *tmp;
- for(tmp = syncpkgs; tmp; tmp = alpm_list_next(tmp)) {
- if(tmp->data) {
- _alpm_sync_free(tmp->data);
- }
- }
- alpm_list_free(syncpkgs);
- }
- return(NULL);
-}
/* vim: set ts=2 sw=2 noet: */