Add test for NVTX in C

tests/drhook/drhook_nvtx/CMakeLists.txt

@@ -25,6 +25,22 @@ ecbuild_add_test( TARGET fiat_test_drhook_nvtx_basic
         ENVIRONMENT DR_HOOK=1 DR_HOOK_NVTX=1
         CONDITION HAVE_DR_HOOK_NVTX )
 
+# Test basic implementation in C
+
+ecbuild_add_executable( TARGET drhook_nvtx_basic_c
+  SOURCES drhook_nvtx_basic_c.c
+  LIBS fiat
+  LINKER_LANGUAGE C
+  CONDITION HAVE_DR_HOOK_NVTX
+  NOINSTALL )
+
+ecbuild_add_test( TARGET fiat_test_drhook_nvtx_basic_c
+        TYPE SCRIPT
+        COMMAND "nsys"
+        ARGS "profile" "--force-overwrite=true" "--trace=nvtx" "--kill=none" "--output=nsys.drhook_nvtx_basic_c.qdrep" "./drhook_nvtx_basic_c"
+        ENVIRONMENT DR_HOOK=1 DR_HOOK_NVTX=1
+        CONDITION HAVE_DR_HOOK_NVTX )
+
 # Test abort on mismatched region names
 
 ecbuild_add_executable( TARGET drhook_nvtx_mismatched_regions
@@ -77,7 +93,6 @@ ecbuild_add_test( TARGET fiat_test_drhook_nvtx_no_skip_spam_regions
         COMMAND "nsys"
         ARGS "profile" "--force-overwrite=true" "--trace=nvtx" "--kill=none" "--output=nsys.drhook_nvtx_no_skip_spam_regions.qdrep" "./drhook_nvtx_no_skip_spam_regions"
         ENVIRONMENT DR_HOOK=1 DR_HOOK_NVTX=1 DR_HOOK_SILENT=0
-
         CONDITION HAVE_DR_HOOK_NVTX )
 
 set_tests_properties(fiat_test_drhook_nvtx_no_skip_spam_regions

tests/drhook/drhook_nvtx/drhook_nvtx_basic_c.c

@@ -0,0 +1,23 @@
+/*
+ * (C) Copyright 2024- ECMWF.
+ *
+ * This software is licensed under the terms of the Apache Licence Version 2.0
+ * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
+ * In applying this licence, ECMWF does not waive the privileges and immunities
+ * granted to it by virtue of its status as an intergovernmental organisation
+ * nor does it submit to any jurisdiction.
+ */
+
+#include <stdio.h>
+
+#include "drhook.h"
+
+int main(int argc, char *argv[])
+{
+  DRHOOK_START("main");
+
+  printf("Hello World!\n");
+
+  DRHOOK_END();
+  return 0;
+}