From a1f5b6a5e3263013a79e077204104464f6258523 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kirill=20M=C3=BCller?= <kirill@cynkra.com>
Date: Mon, 6 Jan 2025 05:22:38 +0100
Subject: [PATCH] vendor: Update vendored sources to
 igraph/igraph@6c57e8c955d3c4d81160281d018dd3fa0a4052d8

refactor: minor cleanup in maximal cliques
---
 .../cigraph/src/cliques/maximal_cliques_template.h  | 13 +++++++------
 src/vendor/igraph_version.h                         |  4 ++--
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/vendor/cigraph/src/cliques/maximal_cliques_template.h b/src/vendor/cigraph/src/cliques/maximal_cliques_template.h
index 4cfcd4aad9..699b0317b1 100644
--- a/src/vendor/cigraph/src/cliques/maximal_cliques_template.h
+++ b/src/vendor/cigraph/src/cliques/maximal_cliques_template.h
@@ -81,10 +81,10 @@
     } while (0)
 #define CLEANUP
 #define FOR_LOOP_OVER_VERTICES \
-    nn= subset ? igraph_vector_int_size(subset) : no_of_nodes; \
+    nn = subset ? igraph_vector_int_size(subset) : no_of_nodes; \
     for (ii=0; ii<nn; ii++)
 #define FOR_LOOP_OVER_VERTICES_PREPARE do { \
-        i= subset ? VECTOR(*subset)[ii] : ii; \
+        i = subset ? VECTOR(*subset)[ii] : ii; \
     } while (0)
 #endif
 
@@ -205,19 +205,20 @@ igraph_error_t FUNCTION(igraph_maximal_cliques, SUFFIX)(
 
     /* Implementation details. TODO */
 
+    const igraph_integer_t no_of_nodes = igraph_vcount(graph);
     igraph_vector_int_t PX, R, H, pos, nextv;
     igraph_vector_int_t coreness;
     igraph_vector_int_t order;
     igraph_vector_int_t rank; /* TODO: this is not needed */
-    igraph_integer_t i, ii, nn, no_of_nodes = igraph_vcount(graph);
+    igraph_integer_t i, ii, nn;
     igraph_adjlist_t adjlist, fulladjlist;
     igraph_real_t pgreset = round(no_of_nodes / 100.0), pg = pgreset, pgc = 0;
     igraph_error_t err;
-    IGRAPH_UNUSED(nn);
+
+    IGRAPH_UNUSED(nn); /* not used by all implementations */
 
     if (igraph_is_directed(graph)) {
-        IGRAPH_WARNING("Edge directions are ignored for maximal clique "
-                       "calculation");
+        IGRAPH_WARNING("Edge directions are ignored for maximal clique calculations.");
     }
 
     IGRAPH_VECTOR_INT_INIT_FINALLY(&order, no_of_nodes);
diff --git a/src/vendor/igraph_version.h b/src/vendor/igraph_version.h
index 7d470e5f15..37110fb209 100644
--- a/src/vendor/igraph_version.h
+++ b/src/vendor/igraph_version.h
@@ -28,11 +28,11 @@
 
 __BEGIN_DECLS
 
-#define IGRAPH_VERSION "0.10.15-24-gd6348668b"
+#define IGRAPH_VERSION "0.10.15-25-g6c57e8c95"
 #define IGRAPH_VERSION_MAJOR 0
 #define IGRAPH_VERSION_MINOR 10
 #define IGRAPH_VERSION_PATCH 15
-#define IGRAPH_VERSION_PRERELEASE "24-gd6348668b"
+#define IGRAPH_VERSION_PRERELEASE "25-g6c57e8c95"
 
 IGRAPH_EXPORT void igraph_version(const char **version_string,
                                   int *major,