C: run-length-encoding

c/run-length-encoding/main.c

@@ -0,0 +1,26 @@
+#include "run_length_encoding.h"
+/* See GNUmakefile below for explanation
+ * https://github.com/braoult/exercism/blob/master/c/templates/GNUmakefile
+ */
+#ifdef UNIT_TEST
+int main(int ac, char **av)
+{
+    int arg=1, what;
+    char *res;
+
+    what = *av[arg++];                            /* 'e', 'd' */
+    for (; arg<ac; ++arg) {
+        switch (what) {
+            case 'e':
+                printf("enc[%s]=%d [%s]\n", av[arg], encode_len(av[arg]),
+                       res=encode(av[arg]));
+                printf("dec[%s]=%d [%s]\n", res, decode_len(res), decode(res));
+                break;
+            case 'd':
+                printf("dec[%s]=%d [%s]\n", av[arg], encode_len(av[arg]),
+                       res=decode(av[arg]));
+                printf("enc[%s]=%d [%s]\n", res, decode_len(res), decode(res));
+        }
+    }
+}
+#endif