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example/ex-algo04.c

@@ -2,20 +2,31 @@
 #include "m-array.h"
 #include "m-string.h"
 
+/* Define an array of int */
 ARRAY_DEF(vector_int, int)
+/* Register the oplist of this array of int globally */
 #define M_OPL_vector_int_t() ARRAY_OPLIST(vector_int)
 
+/* Set s (string_t) to the integer i */
 #define str_ui(s, i) string_printf(s, "%d", i)
+
+/* Concat two strings by insertion a '-' within them */
 #define str_cat(s1, s2) (string_cat_str(s1, "-"), string_cat(s1, s2))
 
 int main(void)
 {
+  // Let s be a string_t and initilize it.
   M_LET(s, string_t)
+    // Let v be a vector of integer and initialize it.
     M_LET( (v, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10), vector_int_t) {
     int sum, product;
     
+    // Compute the sum of theses integers.
     ALGO_REDUCE(sum, v, vector_int_t, add);
+
+    // Compute the product of theses integers.
     ALGO_REDUCE(product, v, vector_int_t, mul);
+
     /* Example of reduction with a transformation of the type from int to string_t */
     ALGO_REDUCE( (s, string_t), v, vector_int_t, str_cat, str_ui);