From 30cebb749d2d663c44d2cf87d0d4c47b023da4d4 Mon Sep 17 00:00:00 2001
From: "Molock, Dwaine S 550328410" <dwaine.s.molock@nasa.gov>
Date: Thu, 4 Jun 2026 17:30:45 -0400
Subject: [PATCH 1/4] Fix #133, Add math library dependency to LC

---
 CMakeLists.txt | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 95b68ab..1a59726 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,29 @@
 project(CFS_LC C)
 
+include(CheckSourceCompiles)
+
+# Determine if math library required for "isnan" and "isfinite"
+check_source_compiles(
+  C
+  "#include <float.h>
+   #include <math.h>  
+   int main()
+   {
+     float FloatValue = 1.1f;
+     if (isnan(FloatValue) || !isfinite(FloatValue))
+        return 1;
+     else
+        return 0;
+  }"
+  HAS_MATH_LIB
+)
+
+# Add math library dependency if test code failed to compile and link
+if (NOT HAS_MATH_LIB)
+  message(STATUS "Adding math library dependency to lc app")
+  link_libraries(m)
+endif()
+
 set(APP_SRC_FILES
   fsw/src/lc_custom.c
   fsw/src/lc_app.c

From 9cd160a5c86e4571232423aac8d10ff3808a0483 Mon Sep 17 00:00:00 2001
From: "Molock, Dwaine S 550328410" <dwaine.s.molock@nasa.gov>
Date: Fri, 5 Jun 2026 17:04:23 -0400
Subject: [PATCH 2/4] Fix #133, Add math library dependency to LC unit tests
 for QNX

---
 CMakeLists.txt           | 24 ------------------------
 unit-test/CMakeLists.txt |  6 +++++-
 2 files changed, 5 insertions(+), 25 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1a59726..95b68ab 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,29 +1,5 @@
 project(CFS_LC C)
 
-include(CheckSourceCompiles)
-
-# Determine if math library required for "isnan" and "isfinite"
-check_source_compiles(
-  C
-  "#include <float.h>
-   #include <math.h>  
-   int main()
-   {
-     float FloatValue = 1.1f;
-     if (isnan(FloatValue) || !isfinite(FloatValue))
-        return 1;
-     else
-        return 0;
-  }"
-  HAS_MATH_LIB
-)
-
-# Add math library dependency if test code failed to compile and link
-if (NOT HAS_MATH_LIB)
-  message(STATUS "Adding math library dependency to lc app")
-  link_libraries(m)
-endif()
-
 set(APP_SRC_FILES
   fsw/src/lc_custom.c
   fsw/src/lc_app.c
diff --git a/unit-test/CMakeLists.txt b/unit-test/CMakeLists.txt
index 57e0e99..3559d04 100644
--- a/unit-test/CMakeLists.txt
+++ b/unit-test/CMakeLists.txt
@@ -20,7 +20,11 @@ add_cfe_coverage_stubs("lc_internal"
 )
 
 # Link with the cfe core stubs and unit test assert libs
-target_link_libraries(coverage-lc_internal-stubs ut_core_api_stubs ut_assert)
+if (QNX_SDP_VERSION)
+  target_link_libraries(coverage-lc_internal-stubs ut_core_api_stubs ut_assert m)
+else()
+  target_link_libraries(coverage-lc_internal-stubs ut_core_api_stubs ut_assert)
+endif()
 
 # Include and expose unit test utilities, fsw/inc, and fsw/src includes
 target_include_directories(coverage-lc_internal-stubs PUBLIC utilities)

From 837f976db8ea56a842442925722ebf3550b911aa Mon Sep 17 00:00:00 2001
From: "Molock, Dwaine S 550328410" <dwaine.s.molock@nasa.gov>
Date: Fri, 5 Jun 2026 20:19:53 -0400
Subject: [PATCH 3/4] Fix #133, Add math library dependency to LC App and unit
 tests

---
 CMakeLists.txt | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 95b68ab..f8e30fd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,18 @@
 project(CFS_LC C)
 
+include(CheckSymbolExists)
+
+# Check for "isnan" and "isfinite" is present in "math.h"
+set(CMAKE_REQUIRED_LIBRARIES m)
+check_symbol_exists(isnan "math.h" HAVE_ISNAN CMAKE_REQUIRED_LIBRARIES)
+check_symbol_exists(isfinite "math.h" HAVE_ISFINITE CMAKE_REQUIRED_LIBRARIES)
+
+if (HAVE_ISNAN OR HAVE_ISFINITE)
+  # Add math library dependency to LC App
+  message(STATUS "Adding math library dependency to LC App...")
+  link_libraries(m)
+endif()
+
 set(APP_SRC_FILES
   fsw/src/lc_custom.c
   fsw/src/lc_app.c

From 39fa85a1ae4681e648da154d3a210b250a335866 Mon Sep 17 00:00:00 2001
From: "Molock, Dwaine S 550328410" <dwaine.s.molock@nasa.gov>
Date: Tue, 9 Jun 2026 14:39:02 -0400
Subject: [PATCH 4/4] Fix #133, Add math library dependency to LC App and unit
 tests

---
 unit-test/CMakeLists.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/unit-test/CMakeLists.txt b/unit-test/CMakeLists.txt
index 3559d04..4984ee3 100644
--- a/unit-test/CMakeLists.txt
+++ b/unit-test/CMakeLists.txt
@@ -7,6 +7,9 @@
 #
 ##################################################################
 
+# Determine if math library is present
+find_library(MATH_LIB_FOUND NAMES m)
+
 add_cfe_coverage_stubs("lc_internal"
   utilities/lc_test_utils.c
   stubs/lc_app_stubs.c
@@ -20,7 +23,7 @@ add_cfe_coverage_stubs("lc_internal"
 )
 
 # Link with the cfe core stubs and unit test assert libs
-if (QNX_SDP_VERSION)
+if (MATH_LIB_FOUND)
   target_link_libraries(coverage-lc_internal-stubs ut_core_api_stubs ut_assert m)
 else()
   target_link_libraries(coverage-lc_internal-stubs ut_core_api_stubs ut_assert)