This allows to reuse the provision checker for a simple list of
provisions without a package.
Signed-off-by: Florian Pritz
---
v4:
- Incorporate suggestions from Andrew
lib/libalpm/deps.c | 21 ++++++++++++++-------
lib/libalpm/deps.h | 1 +
2 files changed, 15 insertions(+), 7 deletions(-)
diff --git a/lib/libalpm/deps.c b/lib/libalpm/deps.c
index c5acfc9..7daa28d 100644
--- a/lib/libalpm/deps.c
+++ b/lib/libalpm/deps.c
@@ -416,17 +416,18 @@ int _alpm_depcmp_literal(alpm_pkg_t *pkg, alpm_depend_t *dep)
return dep_vercmp(pkg->version, dep->mod, dep->version);
}
-int _alpm_depcmp(alpm_pkg_t *pkg, alpm_depend_t *dep)
+/**
+ * @param dep dependency to check agains the provision list
+ * @param provisions provision list
+ * @return 1 if provider is found, 0 otherwise
+ */
+int _alpm_depcmp_provides(alpm_depend_t *dep, alpm_list_t *provisions)
{
+ int satisfy = 0;
alpm_list_t *i;
- int satisfy = _alpm_depcmp_literal(pkg, dep);
-
- if(satisfy) {
- return satisfy;
- }
/* check provisions, name and version if available */
- for(i = alpm_pkg_get_provides(pkg); i && !satisfy; i = i->next) {
+ for(i = provisions; i && !satisfy; i = i->next) {
alpm_depend_t *provision = i->data;
if(dep->mod == ALPM_DEP_MOD_ANY) {
@@ -444,6 +445,12 @@ int _alpm_depcmp(alpm_pkg_t *pkg, alpm_depend_t *dep)
return satisfy;
}
+int _alpm_depcmp(alpm_pkg_t *pkg, alpm_depend_t *dep)
+{
+ return _alpm_depcmp_literal(pkg, dep)
+ || _alpm_depcmp_provides(dep, alpm_pkg_get_provides(pkg));
+}
+
alpm_depend_t *_alpm_splitdep(const char *depstring)
{
alpm_depend_t *depend;
diff --git a/lib/libalpm/deps.h b/lib/libalpm/deps.h
index e36bbb3..f4eadba 100644
--- a/lib/libalpm/deps.h
+++ b/lib/libalpm/deps.h
@@ -37,6 +37,7 @@ int _alpm_resolvedeps(alpm_handle_t *handle, alpm_list_t *localpkgs, alpm_pkg_t
alpm_list_t **data);
alpm_depend_t *_alpm_splitdep(const char *depstring);
int _alpm_depcmp_literal(alpm_pkg_t *pkg, alpm_depend_t *dep);
+int _alpm_depcmp_provides(alpm_depend_t *dep, alpm_list_t *provisions);
int _alpm_depcmp(alpm_pkg_t *pkg, alpm_depend_t *dep);
#endif /* _ALPM_DEPS_H */
--
2.1.0