Add AVM_PRINT_PROCESS_CRASH_DUMPS option

Author: mat-hek

CHANGELOG.md

@@ -54,6 +54,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added `binary:match/2` and `binary:match/3`
 - Added `supervisor:which_children/1`
 - Added `monitored_by` in `process_info/2`
+- Added `AVM_PRINT_PROCESS_CRASH_DUMPS` option
 
 ### Changed
 

CMakeLists.txt

@@ -37,6 +37,7 @@ option(AVM_RELEASE "Build an AtomVM release" OFF)
 option(AVM_CREATE_STACKTRACES "Create stacktraces" ON)
 option(AVM_BUILD_RUNTIME_ONLY "Only build the AtomVM runtime" OFF)
 option(COVERAGE "Build for code coverage" OFF)
+option(AVM_PRINT_PROCESS_CRASH_DUMPS "Print crash reports when processes die with non-standard reasons" ON)
 
 if((${CMAKE_SYSTEM_NAME} STREQUAL "Darwin") OR
    (${CMAKE_SYSTEM_NAME} STREQUAL "Linux") OR

src/libAtomVM/CMakeLists.txt

@@ -166,6 +166,10 @@ if(HAVE_PLATFORM_ATOMIC_H)
     target_compile_definitions(libAtomVM PUBLIC HAVE_PLATFORM_ATOMIC_H)
 endif()
 
+if (AVM_PRINT_PROCESS_CRASH_DUMPS)
+    target_compile_definitions(libAtomVM PUBLIC AVM_PRINT_PROCESS_CRASH_DUMPS)
+endif()
+
 # Platforms that run select in a task must set this option
 if(AVM_SELECT_IN_TASK)
     target_compile_definitions(libAtomVM PUBLIC AVM_SELECT_IN_TASK)

src/libAtomVM/opcodesswitch.h

@@ -7181,10 +7181,12 @@ HOT_FUNC int scheduler_entry_point(GlobalContext *glb)
             }
         }
 
+#ifdef AVM_PRINT_PROCESS_CRASH_DUMPS
         // Do not print crash dump if reason is normal or shutdown.
         if (x_regs[0] != LOWERCASE_EXIT_ATOM || (x_regs[1] != NORMAL_ATOM && x_regs[1] != SHUTDOWN_ATOM)) {
             context_dump(ctx);
         }
+#endif
 
         if (x_regs[0] == LOWERCASE_EXIT_ATOM) {
             ctx->exit_reason = x_regs[1];