summaryrefslogtreecommitdiffstats
path: root/libopkg
diff options
context:
space:
mode:
authorpixdamix@gmail.com <pixdamix@gmail.com@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>2012-11-22 04:18:02 (EST)
committer pixdamix@gmail.com <pixdamix@gmail.com@e8e0d7a0-c8d9-11dd-a880-a1081c7ac358>2012-11-22 04:18:02 (EST)
commit4136443a3a7413ccaa230e023a37084ac1f4d570 (patch)
treedb4909e15f7b4f79982a30a14ccca09bf7f7b544 /libopkg
parentc2bab50c95c1e90fdb8ab2c31161f8a416c56e98 (diff)
detect circular dependencies
Add logic to detect circular dependencies. If we see any dependency from any given parent twice, ignore it the second time and print a notice message that we did so. Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com> git-svn-id: http://opkg.googlecode.com/svn/trunk@641 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358
Diffstat (limited to 'libopkg')
-rw-r--r--libopkg/opkg_install.c8
-rw-r--r--libopkg/pkg.c2
-rw-r--r--libopkg/pkg.h1
-rw-r--r--libopkg/pkg_depends.c3
-rw-r--r--libopkg/pkg_depends.h1
5 files changed, 13 insertions, 2 deletions
diff --git a/libopkg/opkg_install.c b/libopkg/opkg_install.c
index 6ed67d2..be36a64 100644
--- a/libopkg/opkg_install.c
+++ b/libopkg/opkg_install.c
@@ -84,8 +84,14 @@ satisfy_dependencies_for(pkg_t *pkg)
/* The package was uninstalled when we started, but another
dep earlier in this loop may have depended on it and pulled
it in, so check first. */
+ if (is_pkg_in_pkg_vec(dep->wanted_by, pkg)) {
+ opkg_msg(NOTICE,"Breaking cicular dependency on %s for %s.\n", pkg->name, dep->name);
+ continue;
+ }
if ((dep->state_status != SS_INSTALLED) && (dep->state_status != SS_UNPACKED)) {
opkg_msg(DEBUG2,"Calling opkg_install_pkg.\n");
+ if (!is_pkg_in_pkg_vec(dep->wanted_by, pkg))
+ pkg_vec_insert(dep->wanted_by, pkg);
err = opkg_install_pkg(dep, 0);
/* mark this package as having been automatically installed to
* satisfy a dependency */
@@ -115,6 +121,8 @@ satisfy_dependencies_for(pkg_t *pkg)
/* The package was uninstalled when we started, but another
dep earlier in this loop may have depended on it and pulled
it in, so check first. */
+ if (!is_pkg_in_pkg_vec(dep->wanted_by, pkg))
+ pkg_vec_insert(dep->wanted_by, pkg);
if ((dep->state_status != SS_INSTALLED)
&& (dep->state_status != SS_UNPACKED)) {
opkg_msg(DEBUG2,"Calling opkg_install_pkg.\n");
diff --git a/libopkg/pkg.c b/libopkg/pkg.c
index 3493a8b..018c0c7 100644
--- a/libopkg/pkg.c
+++ b/libopkg/pkg.c
@@ -86,6 +86,7 @@ pkg_init(pkg_t *pkg)
pkg->section = NULL;
pkg->description = NULL;
pkg->state_want = SW_UNKNOWN;
+ pkg->wanted_by = pkg_vec_alloc();
pkg->state_flag = SF_OK;
pkg->state_status = SS_NOT_INSTALLED;
pkg->depends_str = NULL;
@@ -191,6 +192,7 @@ pkg_deinit(pkg_t *pkg)
pkg->description = NULL;
pkg->state_want = SW_UNKNOWN;
+ pkg_vec_free(pkg->wanted_by);
pkg->state_flag = SF_OK;
pkg->state_status = SS_NOT_INSTALLED;
diff --git a/libopkg/pkg.h b/libopkg/pkg.h
index 775b656..5d468cb 100644
--- a/libopkg/pkg.h
+++ b/libopkg/pkg.h
@@ -129,6 +129,7 @@ struct pkg
char *description;
char *tags;
pkg_state_want_t state_want;
+ pkg_vec_t *wanted_by;
pkg_state_flag_t state_flag;
pkg_state_status_t state_status;
char **depends_str;
diff --git a/libopkg/pkg_depends.c b/libopkg/pkg_depends.c
index 208b934..d45f697 100644
--- a/libopkg/pkg_depends.c
+++ b/libopkg/pkg_depends.c
@@ -30,7 +30,6 @@ static int parseDepends(compound_depend_t *compound_depend, char * depend_str);
static depend_t * depend_init(void);
static char ** add_unresolved_dep(pkg_t * pkg, char ** the_lost, int ref_ndx);
static char ** merge_unresolved(char ** oldstuff, char ** newstuff);
-static int is_pkg_in_pkg_vec(pkg_vec_t * vec, pkg_t * pkg);
static int pkg_installed_and_constraint_satisfied(pkg_t *pkg, void *cdata)
{
@@ -531,7 +530,7 @@ int pkg_dependence_satisfied(depend_t *depend)
return 0;
}
-static int is_pkg_in_pkg_vec(pkg_vec_t * vec, pkg_t * pkg)
+int is_pkg_in_pkg_vec(pkg_vec_t * vec, pkg_t * pkg)
{
int i;
pkg_t ** pkgs = vec->pkgs;
diff --git a/libopkg/pkg_depends.h b/libopkg/pkg_depends.h
index b8072e2..ca0801f 100644
--- a/libopkg/pkg_depends.h
+++ b/libopkg/pkg_depends.h
@@ -87,5 +87,6 @@ pkg_vec_t * pkg_hash_fetch_conflicts(pkg_t * pkg);
int pkg_dependence_satisfiable(depend_t *depend);
int pkg_dependence_satisfied(depend_t *depend);
const char* constraint_to_str(enum version_constraint c);
+int is_pkg_in_pkg_vec(pkg_vec_t * vec, pkg_t * pkg);
#endif