From 45893ca105777e1c5b97788cd169e400250ffa1f Mon Sep 17 00:00:00 2001
From: Erwin Janssen <erwinjanssen@outlook.com>
Date: Sun, 29 Jan 2017 10:35:17 +0100
Subject: [PATCH] Add lib/topfish to CMake build

The static library 'topfish' has no dependencies, but the `with_smyrna`
option had to be added.
---
 CMakeLists.txt             |  6 ++++++
 lib/CMakeLists.txt         |  1 +
 lib/topfish/CMakeLists.txt | 18 ++++++++++++++++++
 3 files changed, 25 insertions(+)
 create mode 100644 lib/topfish/CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8d5f661ac..314dce63b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,6 +6,7 @@ option(with_digcola    "DIGCOLA features in neato layout engine" ON )
 option(with_ipsepcola  "IPSEPCOLA features in neato layout engine (disabled by default - C++ portability issues)." OFF )
 option(with_ortho      "ORTHO features in neato layout engine." ON )
 option(with_sfdp       "sfdp layout engine." ON )
+option(with_smyrna     "SMYRNA large graph viewer (disabled by default - experimental)" OFF)
 
 if (with_digcola)
     add_definitions(-DDIGCOLA)
@@ -23,6 +24,11 @@ if (with_sfdp)
     add_definitions(-DSFDP)
 endif (with_sfdp)
 
+if (with_smyrna)
+    # TODO include dependency checks
+    add_definitions(-DSMYRNA)
+endif (with_smyrna)
+
 # ===================== Append local CMake module directory ====================
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
 
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 7b7e125d2..2f5ca931d 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -15,6 +15,7 @@ add_subdirectory(rbtree)
 add_subdirectory(sparse)
 add_subdirectory(sfdpgen)
 add_subdirectory(spine)
+add_subdirectory(topfish)
 add_subdirectory(twopigen)
 add_subdirectory(vmalloc)
 add_subdirectory(vpsc)
diff --git a/lib/topfish/CMakeLists.txt b/lib/topfish/CMakeLists.txt
new file mode 100644
index 000000000..dc6475e4b
--- /dev/null
+++ b/lib/topfish/CMakeLists.txt
@@ -0,0 +1,18 @@
+if (with_smyrna)
+
+include_directories(
+    ${CMAKE_CURRENT_SOURCE_DIR}
+    ${GRAPHVIZ_LIB_DIR}/common
+    ${GRAPHVIZ_LIB_DIR}/neatogen
+)
+
+add_library(topfish STATIC
+    # Header files
+    hierarchy.h
+
+    # Source files
+    hierarchy.c
+    rescale_layout.c
+)
+
+endif (with_smyrna)
-- 
2.40.0