add missing context management

src/rvprof_context.c

@@ -0,0 +1,41 @@
+#include "rvprof_internal.h"
+
+void rvprof_context_cleanup(void){
+    if (!g_rvprof.initialized) {
+        return;
+    }
+    
+    // generate report
+    rvprof_output_generate_report();
+    
+    // close output file
+    if (g_rvprof.output_file) {
+        fclose(g_rvprof.output_file);
+        g_rvprof.output_file = NULL;
+    }
+    
+    // clean up dynamic arrays
+    region_array_cleanup(&g_rvprof.regions);
+    function_stats_array_cleanup(&g_rvprof.functions);
+    stack_info_array_cleanup(&g_rvprof.stacks);
+    symbol_array_cleanup(&g_rvprof.symbols);
+    
+    // clean up configuration strings
+    if (g_rvprof.config.output_filename) {
+        rvprof_free(g_rvprof.config.output_filename, 
+                   strlen(g_rvprof.config.output_filename) + 1);
+        g_rvprof.config.output_filename = NULL;
+    }
+    
+    if (g_rvprof.config.program_name) {
+        rvprof_free(g_rvprof.config.program_name, 
+                   strlen(g_rvprof.config.program_name) + 1);
+        g_rvprof.config.program_name = NULL;
+    }
+    
+    // reset state
+    g_rvprof.initialized = 0;
+    g_rvprof.auto_initialized = 0;
+    
+    fprintf(stderr, "RVProf: Finalized\n");
+}

src/rvprof_internal.h

@@ -185,6 +185,8 @@ int rvprof_stats_get_or_create_stack_id(void);
 void rvprof_stats_add_stack_id_to_function(int func_id, int stack_id);
 void rvprof_stats_add_caller_to_function(int func_id, const char* caller);
 
+// context management
+void rvprof_context_cleanup(void);
 
 #ifdef __cplusplus
 }