Makefile

+TARGET= project
+CFLAGS=-g -W -Wall -Wextra -MMD
+LDFLAGS=-lm
+SRC=$(wildcard *.c)
+DEPS=$(SRC:.c=.d)
+OBJ=$(SRC:.c=.o)
+ 
+default: $(TARGET)
+ 
+.c.o:
+	gcc $(CFLAGS) -c $<
+ 
+$(TARGET): $(OBJ)
+	gcc $(LDFLAGS) $^ -o $@
+ 
+-include $(DEPS)
+ 
+.PHONY: clean
+clean:
+	rm -f *.o
+	rm -f $(TARGET)

main.c

+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+struct airline
+{
+  char IATA_CODE_AIRLINE[2];
+  char AIRLINE[30];
+};
+
+struct airport
+{
+  char IATA_CODE_AIRPORT[3];
+  char NAME[80];
+  char CITY[30];
+  char STATE[3];
+  char COUNTRY[3];
+  float LATITUDE;
+  float LONGITUDE;
+};
+
+struct flight
+{
+  int MONTH;
+  int DAY;
+  int WEEKDAY;
+  char AIRLINE[2];
+  char ORGAIR[3];
+  char DEST_AIR[3];
+  int SCHDED_DEP;
+  int DEP_DELAY;
+  float AIR_TIME;
+  int DIST;
+  int SCHED_ARR;
+  float ARR_DELAY;
+  int DIVERTED;
+  int CANCELLED;
+};
+
+
+
+
+
+int main ()
+{
+  int q=1;
+  FILE* fo1;
+  FILE* fo2;
+  FILE* fo3;
+
+
+  fo1=fopen("airports.csv","rt");
+  fo2=fopen("flights.csv","rt");
+  fo3=fopen("airlines.csv","rt");
+
+  if( (fo1 == NULL) || (fo2 == NULL) || (fo3 == NULL) ){
+    printf("Ouverture des fichiers impossible ! \n" );
+    exit(0);
+  }
+
+  while (q==1)
+    {
+
+
+
+
+
+
+
+
+
+
+    }
+return 0;
+}