[vala/wip/merge-valadoc: 4/5] libgvc: Add WITH_CGRAPH conditionals

[Rico Tzschichholz <ricotz src gnome org>]

commit 66432c08e098420110b8b8e10883c086434ea5fe
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Jun 1 14:29:02 2017 +0200

    libgvc: Add WITH_CGRAPH conditionals

 vapi/libgvc.vapi |   31 +++++++++++++++++++++++++++++++
 1 files changed, 31 insertions(+), 0 deletions(-)
---
diff --git a/vapi/libgvc.vapi b/vapi/libgvc.vapi
index 43b38aa..b3477e4 100644
--- a/vapi/libgvc.vapi
+++ b/vapi/libgvc.vapi
@@ -28,8 +28,23 @@ namespace Gvc {
        public void initlib ( size_t graphinfo, size_t nodeinfo, size_t  edgeinfo);
 
        [CCode (cname = "aginit")]
+#if WITH_CGRAPH
+       public void init (Graph g, int kind, string rec_name, bool move_to_front);
+#else
        public void init ();
+#endif
 
+#if WITH_CGRAPH
+       [SimpleType]
+       [CCode (cname = "Agdesc_t")]
+       public struct Desc {
+       }
+
+       public Desc Agdirected; // Desc.DIRECTED | Desc.MAINGRAPH;
+       public Desc Agstrictdirected; //  Desc.DIRECTED | Desc.STRICT | Desc.MAINGRAPH;
+       public Desc Agundirected; // Desc.MAINGRAPH;
+       public Desc Agstrictundirected; // Desc.STRICT | Desc.MAINGRAPH;
+#else
        [CCode (cprefix = "", has_type_id = false)]
        public enum GraphKind {
                AGRAPH,
@@ -38,6 +53,7 @@ namespace Gvc {
                AGDIGRAPHSTRICT,
                AGMETAGRAPH,
        }
+#endif
 
        [CCode (cname = "agerrlevel_t", cheader_filename = "gvc.h", cprefix = "", has_type_id = false)]
        public enum ErrorLevel {
@@ -111,7 +127,11 @@ namespace Gvc {
        [CCode (cname = "Agraph_t", free_function = "agclose")]
        public class Graph {
                [CCode (cname = "agopen")]
+#if WITH_CGRAPH
+               public Graph ([CCode (type = "char*")] string graph_name, Desc desc, int disc = 0);
+#else
                public Graph ([CCode (type = "char*")] string graph_name, GraphKind kind);
+#endif
 
                [CCode (cname = "agread")]
                public static Graph read (GLib.FileStream file);
@@ -120,10 +140,18 @@ namespace Gvc {
                public static Graph read_string (string str);
 
                [CCode (cname = "agnode")]
+#if WITH_CGRAPH
+               public Node create_node ([CCode (type = "char*")] string node_name, int createflag = 1);
+#else
                public Node create_node ([CCode (type = "char*")] string node_name);
+#endif
 
                [CCode (cname = "agedge")]
+#if WITH_CGRAPH
+               public Edge create_edge (Node from, Node to, string? name = null, int createflag = 1);
+#else
                public Edge create_edge (Node from, Node to);
+#endif
 
                [CCode (cname = "agsubg")]
                public unowned Graph create_subgraph ([CCode (type = "char*")] string? name);
@@ -184,6 +212,7 @@ namespace Gvc {
                public static ErrorLevel errno;
 
                [CCode (cname = "agerr")]
+               [PrintfFormat]
                public static int error (ErrorLevel level, string fmt, ...);
 
                [CCode (cname = "agerrors")]
@@ -196,9 +225,11 @@ namespace Gvc {
                public static string? last_error ();
 
                [CCode (cname = "agerrorf")]
+               [PrintfFormat]
                public static void errorf (string format, ...);
 
                [CCode (cname = "agwarningf")]
+               [PrintfFormat]
                void warningf (string fmt, ...);
        }