fixed make file errors on complexComp.c

complexComp.c

@@ -7,7 +7,7 @@
 #include <stdlib.h>
 
 #include <qsort.h>
-
+#include <math.h>
 /* returns -1 if first < second
  * returns 0 if first == second
  * returns 1 if first > second
@@ -19,18 +19,27 @@
  * a complex number is composed of 2 fields: real and imaginary, which are 
  * both doubles
  */
+
+typedef struct {
+    double real;
+    double imag;
+} Complex;
+
 int compareComplex(void *first, void *second)
 {
   Complex *cFirst;
   char *index;
   Complex *cSnd;
-
   int sizeFirst, sizeSecond;
   
-  cFirst->real = strtod(first, &index, 10);
-  cFirst->imag = strtod(index, NULL, 10);
-  cSnd->real = strtod(second, &index, 10);
-  cSnd->imag = strtod(index, NULL, 10);
+  cFirst = malloc(sizeof(Complex));
+  cSnd = malloc(sizeof(Complex));
+
+  
+  cFirst->real = strtod(first, &index);
+  cFirst->imag = strtod(index, NULL);
+  cSnd->real = strtod(second, &index);
+  cSnd->imag = strtod(index, NULL);
 
   sizeFirst = sqrt(cFirst->real * cFirst->real + cFirst->imag * cFirst->imag);
   sizeSecond = sqrt(cSnd->real * cSnd->real + cSnd->imag * cSnd->imag);