feat(cpp): add common utils

1 files changed, 4 insertions, 3 deletions

diff --git a/2023/flake.nix b/2023/flake.nix
index ddf0408..9971fc1 100644
--- a/2023/flake.nix
+++ b/2023/flake.nix
@@ -56,7 +56,7 @@
               #include <iostream>
               #include <fstream>
 
-              int main(void)
+              int main(int argc, char* argv[])
               {
                   int answer{};
 
@@ -81,6 +81,7 @@
 
               cat << EOF >> Makefile
               CXXFLAGS := -std=c++17
+              CPPFLAGS := -I../include
               EXE := part1 part2
 
               .PHONY: all clean configure
@@ -91,13 +92,13 @@
                 bear -- \$(MAKE) all
 
               %.o: %.cpp
-                \$(CXX) -c \$(CXXFLAGS) $< -o $@
+                \$(CXX) -c \$(CPPFLAGS) \$(CXXFLAGS) \$< -o \$@
 
               clean:
                 rm -rf \$(EXE) src/*.o compile_commands.json
 
               %: src/%.o
-                \$(CXX) $^ -o $@
+                \$(CXX) \$^ -o \$@
               EOF
             '';
           }