From cd26093b06c0747b02e0c1ffc5f7467729628a3b Mon Sep 17 00:00:00 2001
From: Aurelien Foret <aurelien@archlinux.org>
Date: Sun, 17 Apr 2005 10:02:47 +0000
Subject: add_loadtarget: load package info only when needed
---
lib/libalpm/add.c | 71 ++++++++++++++++++++++++++++++++++++-------------------
1 file changed, 47 insertions(+), 24 deletions(-)
(limited to 'lib/libalpm')
diff --git a/lib/libalpm/add.c b/lib/libalpm/add.c
index 268be3e3..9ddf70de 100644
--- a/lib/libalpm/add.c
+++ b/lib/libalpm/add.c
@@ -50,43 +50,49 @@ extern pmhandle_t *handle;
int add_loadtarget(pmtrans_t *trans, pmdb_t *db, char *name)
{
- pmpkg_t *info, *dummy;
+ pmpkg_t *info = NULL, *dummy;
+ char pkgname[PKG_NAME_LEN], pkgver[PKG_VERSION_LEN];
PMList *j;
+ struct stat buf;
ASSERT(db != NULL, RET_ERR(PM_ERR_DB_NULL, -1));
ASSERT(trans != NULL, RET_ERR(PM_ERR_TRANS_NULL, -1));
- ASSERT(name != NULL, RET_ERR(PM_ERR_WRONG_ARGS, -1));
+ ASSERT(name != NULL && strlen(name) != 0, RET_ERR(PM_ERR_WRONG_ARGS, -1));
- /* ORE
- load_pkg should be done only if pkg has to be added to the transaction */
+ if(stat(name, &buf)) {
+ pm_errno = PM_ERR_NOT_A_FILE;
+ goto error;
+ }
- _alpm_log(PM_LOG_FLOW2, "reading %s", name);
- info = pkg_load(name);
- if(info == NULL) {
- /* pm_errno is already set by pkg_load() */
- return(-1);
+ _alpm_log(PM_LOG_FLOW2, "loading target %s", name);
+
+ if(pkg_splitname(name, pkgname, pkgver) == -1) {
+ pm_errno = PM_ERR_PKG_INVALID_NAME;
+ goto error;
}
/* no additional hyphens in version strings */
- if(strchr(info->version, '-') != strrchr(info->version, '-')) {
- pm_errno = PM_ERR_INVALID_NAME;
+ if(strchr(pkgver, '-') != strrchr(pkgver, '-')) {
+ pm_errno = PM_ERR_PKG_INVALID_NAME;
goto error;
}
- dummy = db_get_pkgfromcache(db, info->name);
- /* only upgrade/install this package if it is already installed and at a lesser version */
- if(trans->flags & PM_TRANS_FLAG_FRESHEN) {
- if(dummy == NULL || rpmvercmp(dummy->version, info->version) >= 0) {
- pm_errno = PM_ERR_PKG_CANT_FRESH;
- goto error;
- }
- }
- /* only install this package if it is not already installed */
if(trans->type != PM_TRANS_TYPE_UPGRADE) {
+ /* only install this package if it is not already installed */
+ dummy = db_get_pkgfromcache(db, pkgname);
if(dummy) {
pm_errno = PM_ERR_PKG_INSTALLED;
goto error;
}
+ } else {
+ if(trans->flags & PM_TRANS_FLAG_FRESHEN) {
+ /* only upgrade/install this package if it is already installed and at a lesser version */
+ dummy = db_get_pkgfromcache(db, pkgname);
+ if(dummy == NULL || rpmvercmp(dummy->version, pkgver) >= 0) {
+ pm_errno = PM_ERR_PKG_CANT_FRESH;
+ goto error;
+ }
+ }
}
/* check if an older version of said package is already in transaction packages.
@@ -96,16 +102,31 @@ int add_loadtarget(pmtrans_t *trans, pmdb_t *db, char *name)
for(j = trans->packages; j; j = j->next) {
pmpkg_t *pkg = j->data;
- if(strcmp(pkg->name, info->name) == 0) {
- if(rpmvercmp(pkg->version, info->version) < 0) {
- _alpm_log(PM_LOG_WARNING, "replacing older version of %s %s by %s in target list", pkg->name, pkg->version, info->version);
+ if(strcmp(pkg->name, pkgname) == 0) {
+ if(rpmvercmp(pkg->version, pkgver) < 0) {
+ _alpm_log(PM_LOG_WARNING, "replacing older version of %s %s by %s in target list", pkg->name, pkg->version, pkgver);
FREEPKG(j->data);
- j->data = info;
+ j->data = pkg_load(name);
+ if(j->data == NULL) {
+ /* pm_errno is already set by pkg_load() */
+ goto error;
+ }
}
return(0);
}
}
+ _alpm_log(PM_LOG_FLOW2, "reading %s", name);
+ info = pkg_load(name);
+ if(info == NULL) {
+ /* pm_errno is already set by pkg_load() */
+ goto error;
+ }
+ /* check to verify we're not getting fooled by a corrupted package */
+ if(strcmp(pkgname, info->name) != 0 || strcmp(pkgver, info->version) != 0) {
+ pm_errno = PM_ERR_PKG_INVALID;
+ goto error;
+ }
/* add the package to the transaction */
trans->packages = pm_list_add(trans->packages, info);
@@ -302,6 +323,8 @@ int add_commit(pmtrans_t *trans, pmdb_t *db)
if(info->scriptlet) {
_alpm_runscriptlet(handle->root, info->data, "pre_install", info->version, NULL);
}
+ } else {
+ _alpm_log(PM_LOG_FLOW1, "adding new package (%s-%s)", info->name, info->version);
}
/* Add the package to the database */
--
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