added breakpoint

Author: dk949

.gitmodules

@@ -52,3 +52,6 @@
 [submodule "include/err/include/ut/err"]
 	path = include/err/include/ut/err
 	url = https://gist.github.com/dk949/7ab26f6405813e246528994e0f560fba
+[submodule "include/breakpoint/include/ut/breakpoint"]
+	path = include/breakpoint/include/ut/breakpoint
+	url = https://gist.github.com/dk949/e36f1a7ecc9a8aff296ee6e76a06ba68

README.md

@@ -57,6 +57,7 @@ target_link_libraries(MY_TARGET UT::target_name)
 * `UT::pack_loops`: loop over variadic template parameters (either values or types)
 * `UT::asis`: Provides a more convenient way to work with different kinds of dynamically polymorphic values.
 * `UT::static_string`: compile time known string usable as a template parameter
+* `UT::breakpoint`: Portable(ish) breakpoint macros
 * `UT::mt_queue`: thread safe FIFO queue
 * `UT::curry`: create a curried function out of a regular function
 * `UT::defer`: a macro to defer execution until the scope ends

include/breakpoint/CMakeLists.txt

@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.21)
+project(libut LANGUAGES CXX)
+
+add_library(libut_target_breakpoint INTERFACE)
+target_sources(libut_target_breakpoint PUBLIC
+    FILE_SET HEADERS
+    BASE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include
+    FILES
+        ${CMAKE_CURRENT_SOURCE_DIR}/include/ut/breakpoint/breakpoint.hpp
+)
+
+message(STATUS "libut: adding UT::breakpoint")
+add_library(UT::breakpoint ALIAS libut_target_breakpoint)
+    

include/breakpoint/include/ut/breakpoint

@@ -9,6 +9,7 @@ set(cxx_17_files
     ${CMAKE_CURRENT_SOURCE_DIR}/constexpr_hash.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/defer.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/pack_loops.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/breakpoint.cpp
 )
 set(cxx_20_files
     ${cxx_17_files}

tests/CMakeLists.txt

@@ -0,0 +1,8 @@
+#include <ut/breakpoint/breakpoint.hpp>
+
+[[maybe_unused]]
+void dummy() {
+    // Don't really know how to test this (maybe signal handler?)
+    // This is just a test that this compiles
+    UT_BREAKPOINT();
+}