From 182acfffab526745f496af878ec6f194569e67b4 Mon Sep 17 00:00:00 2001
From: Magnus Jacobsson <magnus.jacobsson@berotec.se>
Date: Fri, 18 Sep 2020 11:11:44 +0200
Subject: [PATCH] Fix math library not linked with lib/sparse and remove from
 gvpack

The gvpack tool only uses math functions indirectly through other
libraries including plugin/neato_layout which use lib/sparse.
---
 cmd/tools/CMakeLists.txt  | 5 -----
 lib/sparse/CMakeLists.txt | 4 ++++
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/cmd/tools/CMakeLists.txt b/cmd/tools/CMakeLists.txt
index 5e02caa31..f0d876487 100644
--- a/cmd/tools/CMakeLists.txt
+++ b/cmd/tools/CMakeLists.txt
@@ -270,11 +270,6 @@ target_link_libraries(gvpack
     ingraphs
 )
 
-# Link to math library
-if (UNIX)
-    target_link_libraries(gvpack m)
-endif (UNIX)
-
 tool_defaults(gvpack)
 
 # =================================== gxl2gv ===================================
diff --git a/lib/sparse/CMakeLists.txt b/lib/sparse/CMakeLists.txt
index 5eea9dc88..7323b46c4 100644
--- a/lib/sparse/CMakeLists.txt
+++ b/lib/sparse/CMakeLists.txt
@@ -36,3 +36,7 @@ target_include_directories(sparse PRIVATE
     ${GRAPHVIZ_LIB_DIR}/common
     ${GRAPHVIZ_LIB_DIR}/sfdpgen
 )
+
+target_link_libraries(sparse
+    ${MATH_LIB}
+)
-- 
2.50.1