fix makefile

.gitlab-ci.yml

@@ -2,7 +2,7 @@ image: debian:latest
 
 before_script:
   - apt update > /dev/null
-  - apt install -y  build-essential make libglu1-mesa-dev freeglut3-dev libpthread-stubs0-dev > /dev/null
+  - apt install -y build-essential make libglu1-mesa-dev freeglut3-dev libpthread-stubs0-dev > /dev/null
 
 build_sim:
   script:

Makefile

@@ -6,7 +6,7 @@ CFLAGS=-g -Werror -mcall-prologues -mmcu=$(MCU) -O2 -I ./
 LDFLAGS=-Wl,-gc-sections -Wl,-relax
 CC=avr-gcc
 TARGET=main
-OBJECT_FILES=main.o draw.o uart.o helpMath.o 
+OBJECT_FILES=main.o draw.o uart.o helpMath.o
 
 all: $(TARGET).hex
 
@@ -24,4 +24,4 @@ flash: $(TARGET).hex
 	avrdude -p $(MCU) -P $(PORT) -c avrisp -b 19200 -U flash:w:$(TARGET).hex
 
 sim:
-	gcc main.c gol.c draw.c helpMath.c sim.c -g -D SIMULATION -lglut -lGL -lm -lGLU -Werror -Wextra
+	gcc -lpthread main.c gol.c draw.c helpMath.c sim.c -g -D SIMULATION -lglut -lGL -lm -lGLU -Werror -Wextra