switch project from cpp to c language since cpp has no benefits what so ever and only confuses everything

Makefile

@@ -3,23 +3,23 @@ SRC_DIR				=	src
 OBJ_DIR				=	obj
 BIN_DIR				=	bin
 
-CC					=	g++
+CC					=	gcc
 LD					=	ld
-CXXFLAGS			=	-Wall -I$(INC_DIR)
+CFLAGS			=	-Wall -I$(INC_DIR)
 LDFLAGS				=
 
-BLACKJACK_SRC		=	main.cpp process.cpp
-BLACKJACK_OBJ		:=	$(addprefix $(OBJ_DIR)/,$(patsubst %.cpp,%.o,$(BLACKJACK_SRC)))
+BLACKJACK_SRC		=	main.c process.c
+BLACKJACK_OBJ		:=	$(addprefix $(OBJ_DIR)/,$(patsubst %.c,%.o,$(BLACKJACK_SRC)))
 BLACKJACK_SRC		:=	$(addprefix $(SRC_DIR)/,$(BLACKJACK_SRC))
 BLACKJACK_DEPS		=	process.h
 BLACKJACK_DEPS		:=	$(addprefix $(INC_DIR)/,$(BLACKJACK_DEPS))
 
-DUMMY_TARGET_SRC	=	dummy_target.cpp
-DUMMY_TARGET_OBJ	:=	$(addprefix $(OBJ_DIR)/,$(patsubst %.cpp,%.o,$(DUMMY_TARGET_SRC)))
+DUMMY_TARGET_SRC	=	dummy_target.c
+DUMMY_TARGET_OBJ	:=	$(addprefix $(OBJ_DIR)/,$(patsubst %.c,%.o,$(DUMMY_TARGET_SRC)))
 DUMMY_TARGET_SRC	:=	$(addprefix $(SRC_DIR)/,$(DUMMY_TARGET_SRC))
 
-$(OBJ_DIR)/%.o: $(SRC_DIR)/%.cpp
-	$(CC) $(CXXFLAGS) -c -o $@ $<
+$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c
+	$(CC) $(CFLAGS) -c -o $@ $<
 
 blackjack: $(BLACKJACK_OBJ) $(BLACKJACK_DEPS)
 	$(CC) $(LDFLAGS) -o $(BIN_DIR)/$@ $(BLACKJACK_OBJ)

include/process.h

@@ -1,15 +1,4 @@
-#pragma once
+#ifndef __PROCESS_H
+#define __PROCESS_H
 
-#include <string>
-#include <optional>
-#include <sys/types.h>
-
-class Process
-{
-public:
-    Process(pid_t pid) : pid(pid) {}
-
-    static std::optional<Process> FindByName(std::string name);
-private:
-    pid_t pid;
-};
+#endif

src/dummy_target.c

@@ -28,7 +28,7 @@ __attribute__((noreturn)) void slave2_job()
     status("slave2");
 
     puts("[slave2] will do something each second");
-    while (true)
+    while (1)
     {
         __asm__("nop");
         sleep(1);
@@ -40,13 +40,11 @@ __attribute__((noreturn)) void* slave3_job(void*)
     status("slave3");
 
     puts("[slave3] will do something each second but in a thread");
-    while (true)
+    while (1)
     {
         __asm__("nop");
         sleep(1);
     }
-
-    return NULL;
 }
 
 int main()

src/main.c

@@ -0,0 +1,8 @@
+#include <unistd.h>
+#include "process.h"
+
+int main(int argc, char** argv)
+{
+
+    return 0;
+}

src/main.cpp

@@ -1,15 +0,0 @@
-#include <iostream>
-#include "process.h"
-
-int main(int argc, char** argv)
-{
-    auto proc = Process::FindByName("dummy_target");
-    if (proc) proc = proc.value();
-    else 
-    {
-        fputs("process not found\n", stderr);
-        return 1;
-    }
-
-    return 0;
-}

src/process.c

@@ -0,0 +1 @@
+#include "process.h"

src/process.cpp

@@ -1,6 +0,0 @@
-#include "process.h"
-
-std::optional<Process> Process::FindByName(std::string name)
-{
-    return {};
-}