A-M baby

Task/Memory-allocation/C/memory-allocation-1.c

@@ -0,0 +1,18 @@
+#include <stdlib.h>
+
+/* size of "members", in bytes */
+#define SIZEOF_MEMB (sizeof(int))
+#define NMEMB 100
+
+int main()
+{
+  int *ints = malloc(SIZEOF_MEMB*NMEMB);
+  /* realloc can be used to increase or decrease an already
+     allocated memory (same as malloc if ints is NULL) */
+  ints = realloc(ints, sizeof(int)*(NMEMB+1));
+  /* calloc set the memory to 0s */
+  int *int2 = calloc(NMEMB, SIZEOF_MEMB);
+  /* all use the same free */
+  free(ints); free(int2);
+  return 0;
+}