libxbps: added xbps_match_any_virtualpkg_in_rundeps(array rundeps, array provides).

Matches any pkgdep from provides array in the rundeps array with
pkgpatterns. True on match, false otherwise.

include/xbps_api.h

@@ -55,7 +55,7 @@
  */
 #define XBPS_PKGINDEX_VERSION	"1.2"
 
-#define XBPS_API_VERSION	"20111027"
+#define XBPS_API_VERSION	"20111027-1"
 #define XBPS_VERSION		"0.10.2"
 
 /**
@@ -856,6 +856,19 @@ bool xbps_match_virtual_pkg_in_dict(prop_dictionary_t pkgd,
 				   const char *str,
 				   bool bypattern);
 
+/**
+ * Match any virtual package from array \a provides in they array \a rundeps
+ * with dependencies.
+ *
+ * @param[in] rundeps Proplib array with dependencies as strings, i.e foo>=2.0.
+ * @param[in] provides Proplib array of strings with virtual pkgdeps, i.e
+ * foo-1.0 blah-2.0.
+ *
+ * @return True if \a any virtualpkg has been matched, false otherwise.
+ */
+bool xbps_match_any_virtualpkg_in_rundeps(prop_array_t rundeps,
+					  prop_array_t provides);
+
 /**
  * Finds a package dictionary in a proplib array by matching a package name.
  *

lib/plist_match.c

@@ -58,6 +58,29 @@ xbps_match_virtual_pkg_in_dict(prop_dictionary_t d,
 	return found;
 }
 
+bool
+xbps_match_any_virtualpkg_in_rundeps(prop_array_t rundeps,
+				     prop_array_t provides)
+{
+	const char *vpkgver, *pkgpattern;
+	size_t i, x;
+	bool found = false;
+
+	for (i = 0; i < prop_array_count(provides); i++) {
+		prop_array_get_cstring_nocopy(provides, i, &vpkgver);
+		for (x = 0; x < prop_array_count(rundeps); x++) {
+			prop_array_get_cstring_nocopy(rundeps, x, &pkgpattern);
+			if (xbps_pkgpattern_match(vpkgver, pkgpattern)) {
+				found = true;
+				break;
+			}
+			if (found)
+				break;
+		}
+	}
+	return found;
+}
+
 static bool
 match_string_in_array(prop_array_t array, const char *str, int mode)
 {