Output format controlled by a flag

src/main.c

@@ -1,6 +1,7 @@
 #include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "../includes/cg.h"
 #include "../includes/matrix.h"
@@ -34,9 +35,9 @@ static inline void ResetConditionalPermutations(
 
 int main(int argc, char *argv[]) {
   if (argc < 5) {
-    fprintf(
-        stderr,
-        "Usage:\n   ./main.exe <A outputs> <B outputs> <A inputs> <B inputs>");
+    fprintf(stderr,
+            "Usage:\n   ./main.exe <A outputs> <B outputs> <A inputs> <B "
+            "inputs> [--cg]");
     exit(EXIT_FAILURE);
   }
 
@@ -46,6 +47,11 @@ int main(int argc, char *argv[]) {
   ReadArguments(argv[3], &a_in, "A inputs");
   ReadArguments(argv[4], &b_in, "B inputs");
 
+  _Bool cg_format = 0;
+  if (argc > 5 && strcmp(argv[5], "--cg") == 0) {
+    cg_format = 1;
+  }
+
   size_t row_len = (a_out - 1) * (b_out - 1) * a_in * b_in +
                    (a_out - 1) * a_in + (b_out - 1) * b_in + 1;
   matrix_t matrix = ParseMatrix(row_len);
@@ -181,16 +187,15 @@ int main(int argc, char *argv[]) {
   // Print every unique row
   for (size_t i = 0; i < row_count; i++) {
     if (!seen[i]) {
-#ifdef RELEASE
-      PrintMatrixRow(&matrix, i);
-#else
-      printf("%zu: ", i);
-      PrintCg(a_out, b_out, a_in, b_in, matrix.head + i * matrix.row_len);
-#endif
+      if (cg_format) {
+        printf("%zu: ", i);
+        PrintCg(a_out, b_out, a_in, b_in, matrix.head + i * matrix.row_len);
+      } else {
+        PrintMatrixRow(&matrix, i);
+      }
     }
   }
 
-#ifndef RELEASE
   // Free all the mmeory so the sanitizer is happy.
   free(seen);
   free(cg_buf);
@@ -206,7 +211,5 @@ int main(int argc, char *argv[]) {
   }
   free(b_out_perms);
   MatrixFree(&matrix);
-#endif
-
   return EXIT_SUCCESS;
 }